Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-10-23
Time:	20:16:18
Production Date and Time:	2025-10-23 20:21:20 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G18_s20252962016187_e20252962018560_c20252962019030.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G18_s20252962011186_e20252962013560_c20252962014051.nc
Number Of Thermal Anomaly Alerts:	10

Possible Wildfire

Basic Information
State/Province(s)	British Columbia
Country/Countries	Canada
County/Locality(s)	Central Kootenay, British Columbia
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-10-23 20:16:24UTC
Radiative Center (Lat, Lon):	50.202499°, -118.012779°
Nearby Counties (meeting alert criteria):	Central Kootenay (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	51.79 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.65 K
Observed - Background BT (3.9 um)	15.07 K
BT Anomaly (3.9 um)	3.15 K
Maximum Observed - Clear RTM BT (3.9 um)	22.49 K
Maximum Observed BTD (3.9-10/11/12 um)	33.24 K
Observed - Background BTD (3.9-10/11/12 um)	14.82 K
BTD Anomaly (3.9-10/11/12 um)	3.08 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	3.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.69
Fraction of Surrounding Red Channel Pixels that are Brighter	0.77
Maximum Radiative Power	51.79 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	60.70°
Mean Solar Zenith Angle	62.10°
Mean Glint Angle	121.40°
Water Fraction	0.00
Total Pixel Area	8.20 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	British Columbia
Country/Countries	Canada
County/Locality(s)	North Okanagan, British Columbia
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-10-23 20:16:24UTC
Radiative Center (Lat, Lon):	50.108055°, -118.380836°
Nearby Counties (meeting alert criteria):	North Okanagan (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	35.11 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	293.29 K
Observed - Background BT (3.9 um)	11.96 K
BT Anomaly (3.9 um)	4.67 K
Maximum Observed - Clear RTM BT (3.9 um)	16.65 K
Maximum Observed BTD (3.9-10/11/12 um)	24.36 K
Observed - Background BTD (3.9-10/11/12 um)	12.65 K
BTD Anomaly (3.9-10/11/12 um)	6.04 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	2.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.86
Fraction of Surrounding Red Channel Pixels that are Brighter	0.42
Maximum Radiative Power	35.11 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	60.50°
Mean Solar Zenith Angle	62.00°
Mean Glint Angle	121.10°
Water Fraction	0.00
Total Pixel Area	8.10 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Manitoba
Country/Countries	Canada
County/Locality(s)	Division No. 15, Manitoba
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:25UTC
Radiative Center (Lat, Lon):	50.367500°, -100.498337°
Nearby Counties (meeting alert criteria):	Division No. 15 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.94 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	293.76 K
Observed - Background BT (3.9 um)	2.72 K
BT Anomaly (3.9 um)	2.11 K
Maximum Observed - Clear RTM BT (3.9 um)	16.23 K
Maximum Observed BTD (3.9-10/11/12 um)	10.83 K
Observed - Background BTD (3.9-10/11/12 um)	2.12 K
BTD Anomaly (3.9-10/11/12 um)	2.90 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.86
Fraction of Surrounding Red Channel Pixels that are Brighter	0.93
Maximum Radiative Power	8.94 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.60°
Mean Solar Zenith Angle	66.10°
Mean Glint Angle	131.80°
Water Fraction	0.00
Total Pixel Area	10.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Manitoba
Country/Countries	Canada
County/Locality(s)	Division No. 15, Manitoba
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:25UTC
Radiative Center (Lat, Lon):	50.165833°, -101.220276°
Nearby Counties (meeting alert criteria):	Division No. 15 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	64.26 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	297.80 K
Observed - Background BT (3.9 um)	6.56 K
BT Anomaly (3.9 um)	8.67 K
Maximum Observed - Clear RTM BT (3.9 um)	19.38 K
Maximum Observed BTD (3.9-10/11/12 um)	15.42 K
Observed - Background BTD (3.9-10/11/12 um)	6.75 K
BTD Anomaly (3.9-10/11/12 um)	11.56 K
Similar Pixel Count	4
BT Time Tendency (3.9 um)	5.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.19
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	36.93 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.10°
Mean Solar Zenith Angle	65.80°
Mean Glint Angle	130.90°
Water Fraction	0.00
Total Pixel Area	20.60 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Manitoba
Country/Countries	Canada
County/Locality(s)	Division No. 15, Manitoba
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:25UTC
Radiative Center (Lat, Lon):	50.207222°, -100.298889°
Nearby Counties (meeting alert criteria):	Division No. 15 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.08 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	294.36 K
Observed - Background BT (3.9 um)	3.34 K
BT Anomaly (3.9 um)	2.93 K
Maximum Observed - Clear RTM BT (3.9 um)	16.98 K
Maximum Observed BTD (3.9-10/11/12 um)	11.65 K
Observed - Background BTD (3.9-10/11/12 um)	3.02 K
BTD Anomaly (3.9-10/11/12 um)	5.95 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.63
Fraction of Surrounding Red Channel Pixels that are Brighter	0.99
Maximum Radiative Power	13.08 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.60°
Mean Solar Zenith Angle	66.10°
Mean Glint Angle	131.70°
Water Fraction	0.00
Total Pixel Area	10.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	WA
Country/Countries	United States
County/Locality(s)	Whitman County, WA
NWS WFO	Spokane WA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:24UTC
Radiative Center (Lat, Lon):	46.924168°, -117.707222°
Nearby Counties (meeting alert criteria):	Whitman County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	29.21 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.33 K
Observed - Background BT (3.9 um)	6.43 K
BT Anomaly (3.9 um)	6.10 K
Maximum Observed - Clear RTM BT (3.9 um)	19.93 K
Maximum Observed BTD (3.9-10/11/12 um)	25.33 K
Observed - Background BTD (3.9-10/11/12 um)	5.96 K
BTD Anomaly (3.9-10/11/12 um)	6.21 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	4.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.52
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	29.21 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.50°
Mean Solar Zenith Angle	58.90°
Mean Glint Angle	115.10°
Water Fraction	0.00
Total Pixel Area	7.40 km²
Latest Satellite Imagery:	IDn-MTw_750_m WAw-ORw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	WA
Country/Countries	United States
County/Locality(s)	Whitman County, WA
NWS WFO	Spokane WA
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-10-23 20:16:24UTC
Radiative Center (Lat, Lon):	46.622501°, -117.953888°
Nearby Counties (meeting alert criteria):	Whitman County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	47.43 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.27 K
Observed - Background BT (3.9 um)	9.73 K
BT Anomaly (3.9 um)	7.43 K
Maximum Observed - Clear RTM BT (3.9 um)	23.37 K
Maximum Observed BTD (3.9-10/11/12 um)	25.39 K
Observed - Background BTD (3.9-10/11/12 um)	9.02 K
BTD Anomaly (3.9-10/11/12 um)	7.96 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	8.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.83
Fraction of Surrounding Red Channel Pixels that are Brighter	0.81
Maximum Radiative Power	47.43 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.10°
Mean Solar Zenith Angle	58.60°
Mean Glint Angle	114.40°
Water Fraction	0.00
Total Pixel Area	7.40 km²
Latest Satellite Imagery:	IDn-MTw_750_m WAw-ORw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	ID
Country/Countries	United States
County/Locality(s)	Bonneville County, ID
NWS WFO	Pocatello ID
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:25UTC
Radiative Center (Lat, Lon):	43.566387°, -111.517220°
Nearby Counties (meeting alert criteria):	Bonneville County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.35 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	300.83 K
Observed - Background BT (3.9 um)	5.03 K
BT Anomaly (3.9 um)	2.17 K
Maximum Observed - Clear RTM BT (3.9 um)	16.38 K
Maximum Observed BTD (3.9-10/11/12 um)	13.51 K
Observed - Background BTD (3.9-10/11/12 um)	5.12 K
BTD Anomaly (3.9-10/11/12 um)	3.75 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	0.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.49
Fraction of Surrounding Red Channel Pixels that are Brighter	0.37
Maximum Radiative Power	15.35 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	56.70°
Mean Solar Zenith Angle	56.90°
Mean Glint Angle	112.10°
Water Fraction	0.00
Total Pixel Area	7.30 km²
Latest Satellite Imagery:	IDs-NVne-UTnw_750_m WY-UTne-COnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	OR
Country/Countries	United States
County/Locality(s)	Klamath County, OR
NWS WFO	Medford OR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:54UTC
Radiative Center (Lat, Lon):	42.127499°, -121.711670°
Nearby Counties (meeting alert criteria):	Klamath County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	9.14 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.92 K
Observed - Background BT (3.9 um)	3.33 K
BT Anomaly (3.9 um)	2.39 K
Maximum Observed - Clear RTM BT (3.9 um)	16.24 K
Maximum Observed BTD (3.9-10/11/12 um)	12.18 K
Observed - Background BTD (3.9-10/11/12 um)	2.37 K
BTD Anomaly (3.9-10/11/12 um)	3.05 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.89
Fraction of Surrounding Red Channel Pixels that are Brighter	0.96
Maximum Radiative Power	9.14 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.30°
Mean Solar Zenith Angle	53.70°
Mean Glint Angle	103.90°
Water Fraction	0.00
Total Pixel Area	6.40 km²
Latest Satellite Imagery:	ORsw-CAn_750_m
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Possible Wildfire

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Siskiyou County, CA
NWS WFO	Medford OR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-23 20:16:54UTC
Radiative Center (Lat, Lon):	41.754723°, -122.665558°
Nearby Counties (meeting alert criteria):	Siskiyou County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.67 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk, Known Incident: OSGOOD VTP RX (HIGH, tdiff=2.00374 days, Point)
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.31 K
Observed - Background BT (3.9 um)	3.25 K
BT Anomaly (3.9 um)	1.91 K
Maximum Observed - Clear RTM BT (3.9 um)	16.55 K
Maximum Observed BTD (3.9-10/11/12 um)	12.84 K
Observed - Background BTD (3.9-10/11/12 um)	3.28 K
BTD Anomaly (3.9-10/11/12 um)	4.80 K
Similar Pixel Count	21
BT Time Tendency (3.9 um)	1.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.59
Fraction of Surrounding Red Channel Pixels that are Brighter	0.74
Maximum Radiative Power	12.67 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	50.70°
Mean Solar Zenith Angle	53.20°
Mean Glint Angle	102.80°
Water Fraction	0.00
Total Pixel Area	6.30 km²
Latest Satellite Imagery:	ORsw-CAn_750_m
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Next Generation Fire System (NGFS) - Experimental

Wildfire Alert Report

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