Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-23
Time:	19:11:17
Production Date and Time:	2025-04-23 19:16:20 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251131911178_e20251131913551_c20251131914042.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251131906178_e20251131908551_c20251131909043.nc
Number Of Thermal Anomaly Alerts:	6

Possible Wildfire

Basic Information
State/Province(s)	MN
Country/Countries	United States
County/Locality(s)	Yellow Medicine County, MN
NWS WFO	Twin Cities/Chanhassen MN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-23 19:11:20UTC
Radiative Center (Lat, Lon):	44.646111°, -96.003334°
Nearby Counties (meeting alert criteria):	Yellow Medicine County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.96 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.55 K
Observed - Background BT (3.9 um)	2.11 K
BT Anomaly (3.9 um)	2.90 K
Maximum Observed - Clear RTM BT (3.9 um)	18.76 K
Maximum Observed BTD (3.9-10/11/12 um)	15.09 K
Observed - Background BTD (3.9-10/11/12 um)	2.45 K
BTD Anomaly (3.9-10/11/12 um)	4.47 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.47
Fraction of Surrounding Red Channel Pixels that are Brighter	0.77
Maximum Radiative Power	13.96 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	55.80°
Mean Solar Zenith Angle	34.10°
Mean Glint Angle	80.20°
Water Fraction	0.00
Total Pixel Area	7.10 km²
Latest Satellite Imagery:	MN-WInw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Howard County, IA
NWS WFO	La Crosse WI
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-23 19:11:21UTC
Radiative Center (Lat, Lon):	43.466389°, -92.373611°
Nearby Counties (meeting alert criteria):	Howard County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	33.81 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.45 K
Observed - Background BT (3.9 um)	7.36 K
BT Anomaly (3.9 um)	7.71 K
Maximum Observed - Clear RTM BT (3.9 um)	14.59 K
Maximum Observed BTD (3.9-10/11/12 um)	22.55 K
Observed - Background BTD (3.9-10/11/12 um)	7.20 K
BTD Anomaly (3.9-10/11/12 um)	6.93 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	5.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.77
Fraction of Surrounding Red Channel Pixels that are Brighter	0.91
Maximum Radiative Power	33.81 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	53.30°
Mean Solar Zenith Angle	34.10°
Mean Glint Angle	77.20°
Water Fraction	0.00
Total Pixel Area	6.70 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Possible Wildfire

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Palo Alto County, IA
NWS WFO	Des Moines IA
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-23 19:11:20UTC
Radiative Center (Lat, Lon):	43.121944°, -94.776108°
Nearby Counties (meeting alert criteria):	Palo Alto County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	65.28 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.09 K
Observed - Background BT (3.9 um)	6.14 K
BT Anomaly (3.9 um)	4.28 K
Maximum Observed - Clear RTM BT (3.9 um)	20.48 K
Maximum Observed BTD (3.9-10/11/12 um)	21.76 K
Observed - Background BTD (3.9-10/11/12 um)	6.28 K
BTD Anomaly (3.9-10/11/12 um)	7.54 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	3.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.50
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	32.68 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	53.80°
Mean Solar Zenith Angle	33.00°
Mean Glint Angle	77.00°
Water Fraction	0.00
Total Pixel Area	13.60 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)	Hamilton County, TX
NWS WFO	Fort Worth TX
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-23 19:12:20UTC
Radiative Center (Lat, Lon):	31.767221°, -98.165558°
Nearby Counties (meeting alert criteria):	Hamilton County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	11.21 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.02 K
Observed - Background BT (3.9 um)	2.52 K
BT Anomaly (3.9 um)	2.94 K
Maximum Observed - Clear RTM BT (3.9 um)	13.42 K
Maximum Observed BTD (3.9-10/11/12 um)	18.50 K
Observed - Background BTD (3.9-10/11/12 um)	2.63 K
BTD Anomaly (3.9-10/11/12 um)	2.76 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	0.45
Fraction of Surrounding Red Channel Pixels that are Brighter	0.91
Maximum Radiative Power	11.21 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	44.80°
Mean Solar Zenith Angle	21.60°
Mean Glint Angle	56.20°
Water Fraction	0.00
Total Pixel Area	5.60 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m TXw_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	2025-04-23 19:13:22UTC
Radiative Center (Lat, Lon):	23.039722°, -81.470558°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.66 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.89 K
Observed - Background BT (3.9 um)	5.48 K
BT Anomaly (3.9 um)	3.31 K
Maximum Observed - Clear RTM BT (3.9 um)	11.30 K
Maximum Observed BTD (3.9-10/11/12 um)	15.60 K
Observed - Background BTD (3.9-10/11/12 um)	4.07 K
BTD Anomaly (3.9-10/11/12 um)	3.42 K
Similar Pixel Count	13
BT Time Tendency (3.9 um)	1.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.99
Fraction of Surrounding Red Channel Pixels that are Brighter	0.75
Maximum Radiative Power	13.66 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	28.00°
Mean Solar Zenith Angle	27.70°
Mean Glint Angle	39.50°
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	2025-04-23 19:13:21UTC
Radiative Center (Lat, Lon):	22.457777°, -83.180275°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.76 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.71 K
Observed - Background BT (3.9 um)	2.30 K
BT Anomaly (3.9 um)	0.91 K
Maximum Observed - Clear RTM BT (3.9 um)	8.21 K
Maximum Observed BTD (3.9-10/11/12 um)	12.47 K
Observed - Background BTD (3.9-10/11/12 um)	2.22 K
BTD Anomaly (3.9-10/11/12 um)	1.28 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	0.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.74
Fraction of Surrounding Red Channel Pixels that are Brighter	0.90
Maximum Radiative Power	10.76 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.90°
Mean Solar Zenith Angle	26.00°
Mean Glint Angle	37.00°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental

Wildfire Alert Report

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