Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-21
Time:	18:41:17
Production Date and Time:	2025-04-21 18:46:17 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251111841176_e20251111843549_c20251111844040.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251111836176_e20251111838549_c20251111839053.nc
Number Of Thermal Anomaly Alerts:	7

Possible Wildfire

Basic Information
State/Province(s)	NE
Country/Countries	United States
County/Locality(s)	Custer County, NE
NWS WFO	North Platte NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:41:50UTC
Radiative Center (Lat, Lon):	41.677223°, -99.728058°
Nearby Counties (meeting alert criteria):	Custer County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	63.57 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Elevated SPC Risk and Red Flag Warning
Event Priority Ranking	1
Maximum Observed BT (3.9 um)	315.67 K
Observed - Background BT (3.9 um)	5.37 K
BT Anomaly (3.9 um)	3.87 K
Maximum Observed - Clear RTM BT (3.9 um)	20.20 K
Maximum Observed BTD (3.9-10/11/12 um)	16.25 K
Observed - Background BTD (3.9-10/11/12 um)	5.77 K
BTD Anomaly (3.9-10/11/12 um)	6.66 K
Similar Pixel Count	9
BT Time Tendency (3.9 um)	5.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.37
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	35.09 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	54.60°
Mean Solar Zenith Angle	30.20°
Mean Glint Angle	80.10°
Water Fraction	0.00
Total Pixel Area	13.80 km²
Latest Satellite Imagery:	SDs-NE-COne-KSnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Montgomery County, IA
NWS WFO	Omaha/Valley NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:41:50UTC
Radiative Center (Lat, Lon):	41.147778°, -94.954720°
Nearby Counties (meeting alert criteria):	Montgomery County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	23.25 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.55 K
Observed - Background BT (3.9 um)	5.93 K
BT Anomaly (3.9 um)	3.45 K
Maximum Observed - Clear RTM BT (3.9 um)	18.19 K
Maximum Observed BTD (3.9-10/11/12 um)	15.63 K
Observed - Background BTD (3.9-10/11/12 um)	5.69 K
BTD Anomaly (3.9-10/11/12 um)	6.27 K
Similar Pixel Count	13
BT Time Tendency (3.9 um)	4.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.61
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	23.25 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.00°
Mean Solar Zenith Angle	30.00°
Mean Glint Angle	76.60°
Water Fraction	0.00
Total Pixel Area	6.50 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Possible Wildfire

Basic Information
State/Province(s)	TX
Country/Countries	United States
County/Locality(s)	Milam County, TX
NWS WFO	Fort Worth TX
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:42:20UTC
Radiative Center (Lat, Lon):	30.695833°, -96.778893°
Nearby Counties (meeting alert criteria):	Milam County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	16.10 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.57 K
Observed - Background BT (3.9 um)	1.37 K
BT Anomaly (3.9 um)	1.05 K
Maximum Observed - Clear RTM BT (3.9 um)	10.61 K
Maximum Observed BTD (3.9-10/11/12 um)	9.15 K
Observed - Background BTD (3.9-10/11/12 um)	1.96 K
BTD Anomaly (3.9-10/11/12 um)	3.61 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.21
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	16.10 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.00°
Mean Solar Zenith Angle	19.50°
Mean Glint Angle	57.20°
Water Fraction	0.00
Total Pixel Area	10.90 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m
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Possible Wildfire

Basic Information
State/Province(s)	FL
Country/Countries	United States
County/Locality(s)	Bay County, FL
NWS WFO	Tallahassee FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:42:21UTC
Radiative Center (Lat, Lon):	30.323610°, -85.928612°
Nearby Counties (meeting alert criteria):	Bay County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	24.87 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.91 K
Observed - Background BT (3.9 um)	7.58 K
BT Anomaly (3.9 um)	3.25 K
Maximum Observed - Clear RTM BT (3.9 um)	14.23 K
Maximum Observed BTD (3.9-10/11/12 um)	17.45 K
Observed - Background BTD (3.9-10/11/12 um)	6.98 K
BTD Anomaly (3.9-10/11/12 um)	3.88 K
Similar Pixel Count	8
BT Time Tendency (3.9 um)	5.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.88
Fraction of Surrounding Red Channel Pixels that are Brighter	0.31
Maximum Radiative Power	24.87 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	37.40°
Mean Solar Zenith Angle	23.20°
Mean Glint Angle	52.40°
Water Fraction	0.00
Total Pixel Area	5.00 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:43:22UTC
Radiative Center (Lat, Lon):	22.972221°, -80.725555°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.42 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.74 K
Observed - Background BT (3.9 um)	5.45 K
BT Anomaly (3.9 um)	3.00 K
Maximum Observed - Clear RTM BT (3.9 um)	4.28 K
Maximum Observed BTD (3.9-10/11/12 um)	15.08 K
Observed - Background BTD (3.9-10/11/12 um)	4.72 K
BTD Anomaly (3.9-10/11/12 um)	3.67 K
Similar Pixel Count	14
BT Time Tendency (3.9 um)	0.50 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	1.00
Maximum Radiative Power	15.42 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.70°
Mean Solar Zenith Angle	22.20°
Mean Glint Angle	38.90°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:43:22UTC
Radiative Center (Lat, Lon):	22.708055°, -81.231941°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.86 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	319.63 K
Observed - Background BT (3.9 um)	2.75 K
BT Anomaly (3.9 um)	1.39 K
Maximum Observed - Clear RTM BT (3.9 um)	11.57 K
Maximum Observed BTD (3.9-10/11/12 um)	13.95 K
Observed - Background BTD (3.9-10/11/12 um)	2.70 K
BTD Anomaly (3.9-10/11/12 um)	2.74 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.70 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	1.00
Maximum Radiative Power	13.86 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.60°
Mean Solar Zenith Angle	21.60°
Mean Glint Angle	38.10°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:43:22UTC
Radiative Center (Lat, Lon):	21.507223°, -78.446388°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.52 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.49 K
Observed - Background BT (3.9 um)	2.76 K
BT Anomaly (3.9 um)	1.28 K
Maximum Observed - Clear RTM BT (3.9 um)	5.25 K
Maximum Observed BTD (3.9-10/11/12 um)	15.07 K
Observed - Background BTD (3.9-10/11/12 um)	2.99 K
BTD Anomaly (3.9-10/11/12 um)	1.75 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	3.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.42
Fraction of Surrounding Red Channel Pixels that are Brighter	0.99
Maximum Radiative Power	10.52 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.60°
Mean Solar Zenith Angle	23.50°
Mean Glint Angle	37.90°
Water Fraction	0.00
Total Pixel Area	4.40 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental

Wildfire Alert Report

Possible Wildfire

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