Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-12
Time:	09:18:56
Production Date and Time:	2025-04-12 09:19:35 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadM2-M6C14_G18_s20251020918566_e20251020919018_c20251020919068.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadM2-M6C14_G18_s20251020917566_e20251020918017_c20251020918061.nc
Number Of Thermal Anomaly Alerts:	21

Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.254997°, -145.111664°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	258.44 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.79 K
Maximum Observed BTD (3.9-10/11/12 um)	26.88 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	79.00°
Mean Solar Zenith Angle	102.20°
Mean Glint Angle	23.50°
Water Fraction	0.00
Total Pixel Area	20.90 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.251389°, -144.706390°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	259.72 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	12.39 K
Maximum Observed BTD (3.9-10/11/12 um)	22.03 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.90°
Mean Solar Zenith Angle	102.30°
Mean Glint Angle	23.50°
Water Fraction	0.00
Total Pixel Area	20.80 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.224724°, -145.736389°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	258.66 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	10.92 K
Maximum Observed BTD (3.9-10/11/12 um)	24.79 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.90°
Mean Solar Zenith Angle	102.30°
Mean Glint Angle	23.60°
Water Fraction	0.00
Total Pixel Area	20.80 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.073334°, -145.326385°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	256.61 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.18 K
Maximum Observed BTD (3.9-10/11/12 um)	31.28 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.80°
Mean Solar Zenith Angle	102.40°
Mean Glint Angle	23.80°
Water Fraction	0.00
Total Pixel Area	20.50 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.075279°, -145.155548°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	257.08 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	12.07 K
Maximum Observed BTD (3.9-10/11/12 um)	30.55 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.80°
Mean Solar Zenith Angle	102.40°
Mean Glint Angle	23.80°
Water Fraction	0.00
Total Pixel Area	41.00 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.149170°, -144.954727°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	259.30 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	15.12 K
Maximum Observed BTD (3.9-10/11/12 um)	24.69 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.80°
Mean Solar Zenith Angle	102.40°
Mean Glint Angle	23.80°
Water Fraction	0.00
Total Pixel Area	123.60 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	69.013054°, -145.874451°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	256.13 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.80 K
Maximum Observed BTD (3.9-10/11/12 um)	29.22 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.70°
Mean Solar Zenith Angle	102.50°
Mean Glint Angle	23.90°
Water Fraction	0.00
Total Pixel Area	20.50 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.879166°, -144.908340°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	258.00 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	12.40 K
Maximum Observed BTD (3.9-10/11/12 um)	25.33 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.50°
Mean Solar Zenith Angle	102.60°
Mean Glint Angle	24.30°
Water Fraction	0.00
Total Pixel Area	20.10 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.890274°, -144.572784°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	259.72 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	10.82 K
Maximum Observed BTD (3.9-10/11/12 um)	22.89 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.50°
Mean Solar Zenith Angle	102.60°
Mean Glint Angle	24.30°
Water Fraction	0.00
Total Pixel Area	40.10 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.744164°, -145.816666°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	258.88 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.91 K
Maximum Observed BTD (3.9-10/11/12 um)	23.88 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.40°
Mean Solar Zenith Angle	102.70°
Mean Glint Angle	24.50°
Water Fraction	0.00
Total Pixel Area	19.90 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.733055°, -145.586105°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	258.88 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.14 K
Maximum Observed BTD (3.9-10/11/12 um)	25.75 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.40°
Mean Solar Zenith Angle	102.80°
Mean Glint Angle	24.50°
Water Fraction	0.00
Total Pixel Area	19.90 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.744164°, -145.140274°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	261.31 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	10.26 K
Maximum Observed BTD (3.9-10/11/12 um)	18.44 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.40°
Mean Solar Zenith Angle	102.80°
Mean Glint Angle	24.60°
Water Fraction	0.00
Total Pixel Area	79.30 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.727501°, -145.020554°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	260.72 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	10.79 K
Maximum Observed BTD (3.9-10/11/12 um)	21.53 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.30°
Mean Solar Zenith Angle	102.80°
Mean Glint Angle	24.60°
Water Fraction	0.00
Total Pixel Area	19.80 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.740280°, -144.913055°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	260.12 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	10.03 K
Maximum Observed BTD (3.9-10/11/12 um)	22.65 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.30°
Mean Solar Zenith Angle	102.80°
Mean Glint Angle	24.70°
Water Fraction	0.00
Total Pixel Area	19.80 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	North Slope Borough, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	68.716942°, -144.622772°
Nearby Counties (meeting alert criteria):	North Slope Borough (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	261.87 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.62 K
Maximum Observed BTD (3.9-10/11/12 um)	19.61 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	78.40°
Mean Solar Zenith Angle	102.80°
Mean Glint Angle	24.60°
Water Fraction	0.00
Total Pixel Area	118.90 km²
Latest Satellite Imagery:	Alaska_Full_1750_m
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	Copper River Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	62.282501°, -143.571396°
Nearby Counties (meeting alert criteria):	Copper River Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	261.69 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.89 K
Maximum Observed BTD (3.9-10/11/12 um)	10.42 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	71.30°
Mean Solar Zenith Angle	109.30°
Mean Glint Angle	38.10°
Water Fraction	0.00
Total Pixel Area	49.90 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	Copper River Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	62.133888°, -144.736938°
Nearby Counties (meeting alert criteria):	Copper River Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	261.69 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	13.52 K
Maximum Observed BTD (3.9-10/11/12 um)	10.00 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	71.20°
Mean Solar Zenith Angle	109.40°
Mean Glint Angle	38.30°
Water Fraction	0.00
Total Pixel Area	24.80 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	Copper River Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	62.111668°, -142.890839°
Nearby Counties (meeting alert criteria):	Copper River Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	264.84 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	15.98 K
Maximum Observed BTD (3.9-10/11/12 um)	12.42 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	71.10°
Mean Solar Zenith Angle	109.50°
Mean Glint Angle	38.50°
Water Fraction	0.00
Total Pixel Area	86.30 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	Copper River Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	61.913887°, -143.018326°
Nearby Counties (meeting alert criteria):	Copper River Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	261.50 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	15.99 K
Maximum Observed BTD (3.9-10/11/12 um)	10.14 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	70.90°
Mean Solar Zenith Angle	109.70°
Mean Glint Angle	38.90°
Water Fraction	0.00
Total Pixel Area	12.20 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	Copper River Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	62.107777°, -143.274170°
Nearby Counties (meeting alert criteria):	Copper River Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	262.79 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.11 K
Maximum Observed BTD (3.9-10/11/12 um)	10.56 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	-0.02 MW
Mean Viewing Angle	71.00°
Mean Solar Zenith Angle	109.60°
Mean Glint Angle	38.70°
Water Fraction	0.00
Total Pixel Area	847.20 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	AK
Country/Countries	United States
County/Locality(s)	Copper River Census Area, AK
NWS WFO	Unknown
Identification Method	Enhanced Contextual (Bias)
Mean Object Date/Time	2025-04-12 09:18:59UTC
Radiative Center (Lat, Lon):	61.917500°, -142.807220°
Nearby Counties (meeting alert criteria):	Copper River Census Area (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	0.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	260.72 K
Observed - Background BT (3.9 um)	999.99 K
BT Anomaly (3.9 um)	-999.00 K
Maximum Observed - Clear RTM BT (3.9 um)	15.06 K
Maximum Observed BTD (3.9-10/11/12 um)	10.29 K
Observed - Background BTD (3.9-10/11/12 um)	999.99 K
BTD Anomaly (3.9-10/11/12 um)	-999.00 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	-999.00 K
Image Interval	-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.00
Maximum Radiative Power	-9999999.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	-0.01 MW
Mean Viewing Angle	70.80°
Mean Solar Zenith Angle	109.70°
Mean Glint Angle	39.10°
Water Fraction	0.00
Total Pixel Area	315.70 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental

Wildfire Alert Report

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire