Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2026-04-19
Time:	15:41:17
Production Date and Time:	2026-04-19 15:45:59 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20261091541175_e20261091543548_c20261091544038.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20261091536175_e20261091538548_c20261091539023.nc
Number Of Thermal Anomaly Notifications:	9

Possible Wildfire

Basic Information
State/Province(s)	SD
Country/Countries	United States
County/Locality(s)	Day County, SD
NWS WFO	Aberdeen SD
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2026-04-19 15:41:20UTC
Radiative Center (Lat, Lon):	45.281666°, -97.693611°
Nearby Counties (meeting notification criteria):	Day County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	206.45 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	324.71 K
Observed - Background BT (3.9 um)	30.11 K
BT Anomaly (3.9 um)	27.14 K
Maximum Observed - Clear RTM BT (3.9 um)	46.92 K
Maximum Observed BTD (3.9-10/11/12 um)	54.50 K
Observed - Background BTD (3.9-10/11/12 um)	31.13 K
BTD Anomaly (3.9-10/11/12 um)	11.45 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	26.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.31
Fraction of Surrounding Red Channel Pixels that are Brighter	0.29
Maximum Radiative Power	206.45 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.00°
Mean Solar Zenith Angle	49.70°
Mean Glint Angle	101.90°
Water Fraction	0.00
Total Pixel Area	7.30 km²
Latest Satellite Imagery:	MN-WInw_750_m ND-SDn_750_m
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Possible Wildfire

Basic Information
State/Province(s)	MT
Country/Countries	United States
County/Locality(s)	Carbon County, MT
NWS WFO	Billings MT
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:41:19UTC
Radiative Center (Lat, Lon):	45.476944°, -108.839447°
Nearby Counties (meeting notification criteria):	Carbon County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	20.38 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.74 K
Observed - Background BT (3.9 um)	5.43 K
BT Anomaly (3.9 um)	4.74 K
Maximum Observed - Clear RTM BT (3.9 um)	16.27 K
Maximum Observed BTD (3.9-10/11/12 um)	10.74 K
Observed - Background BTD (3.9-10/11/12 um)	4.23 K
BTD Anomaly (3.9-10/11/12 um)	6.24 K
Similar Pixel Count	9
BT Time Tendency (3.9 um)	2.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.94
Fraction of Surrounding Red Channel Pixels that are Brighter	0.88
Maximum Radiative Power	20.38 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	62.30°
Mean Solar Zenith Angle	56.90°
Mean Glint Angle	114.10°
Water Fraction	0.00
Total Pixel Area	8.60 km²
Latest Satellite Imagery:	MTe_750_m
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Possible Wildfire

Basic Information
State/Province(s)	NE
Country/Countries	United States
County/Locality(s)	Hall County, NE
NWS WFO	Hastings NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:41:50UTC
Radiative Center (Lat, Lon):	40.806389°, -98.591393°
Nearby Counties (meeting notification criteria):	Hall County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.50 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.55 K
Observed - Background BT (3.9 um)	3.34 K
BT Anomaly (3.9 um)	2.12 K
Maximum Observed - Clear RTM BT (3.9 um)	21.24 K
Maximum Observed BTD (3.9-10/11/12 um)	13.46 K
Observed - Background BTD (3.9-10/11/12 um)	3.11 K
BTD Anomaly (3.9-10/11/12 um)	3.48 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	1.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.60
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	13.50 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	53.20°
Mean Solar Zenith Angle	48.20°
Mean Glint Angle	96.60°
Water Fraction	0.00
Total Pixel Area	6.70 km²
Latest Satellite Imagery:	SDs-NE-COne-KSnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	KS
Country/Countries	United States
County/Locality(s)	Jewell County, KS
NWS WFO	Hastings NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:41:50UTC
Radiative Center (Lat, Lon):	39.952778°, -98.035278°
Nearby Counties (meeting notification criteria):	Jewell County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	40.75 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.38 K
Observed - Background BT (3.9 um)	5.21 K
BT Anomaly (3.9 um)	3.47 K
Maximum Observed - Clear RTM BT (3.9 um)	20.95 K
Maximum Observed BTD (3.9-10/11/12 um)	13.55 K
Observed - Background BTD (3.9-10/11/12 um)	5.03 K
BTD Anomaly (3.9-10/11/12 um)	4.07 K
Similar Pixel Count	6
BT Time Tendency (3.9 um)	3.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.58
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	21.07 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.20°
Mean Solar Zenith Angle	47.50°
Mean Glint Angle	94.80°
Water Fraction	0.00
Total Pixel Area	13.00 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m SDs-NE-COne-KSnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	KS
Country/Countries	United States
County/Locality(s)	Washington County, KS
NWS WFO	Topeka KS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:41:50UTC
Radiative Center (Lat, Lon):	39.781113°, -97.251945°
Nearby Counties (meeting notification criteria):	Washington County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.38 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	303.39 K
Observed - Background BT (3.9 um)	2.74 K
BT Anomaly (3.9 um)	2.32 K
Maximum Observed - Clear RTM BT (3.9 um)	17.76 K
Maximum Observed BTD (3.9-10/11/12 um)	11.04 K
Observed - Background BTD (3.9-10/11/12 um)	2.60 K
BTD Anomaly (3.9-10/11/12 um)	4.07 K
Similar Pixel Count	16
BT Time Tendency (3.9 um)	2.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.55
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	10.38 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.60°
Mean Solar Zenith Angle	46.80°
Mean Glint Angle	93.70°
Water Fraction	0.00
Total Pixel Area	6.40 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Possible Wildfire

Basic Information
State/Province(s)	KS
Country/Countries	United States
County/Locality(s)	Douglas County, KS
NWS WFO	Topeka KS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:41:50UTC
Radiative Center (Lat, Lon):	38.779999°, -95.220276°
Nearby Counties (meeting notification criteria):	Douglas County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.97 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	300.07 K
Observed - Background BT (3.9 um)	4.00 K
BT Anomaly (3.9 um)	3.39 K
Maximum Observed - Clear RTM BT (3.9 um)	16.43 K
Maximum Observed BTD (3.9-10/11/12 um)	9.68 K
Observed - Background BTD (3.9-10/11/12 um)	4.16 K
BTD Anomaly (3.9-10/11/12 um)	5.38 K
Similar Pixel Count	4
BT Time Tendency (3.9 um)	3.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.32
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	13.97 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	49.80°
Mean Solar Zenith Angle	45.00°
Mean Glint Angle	89.90°
Water Fraction	0.00
Total Pixel Area	6.20 km²
Latest Satellite Imagery:	MOsw-KSe-OKe-ARnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	OK
Country/Countries	United States
County/Locality(s)	Texas County, OK
NWS WFO	Amarillo TX
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:41:49UTC
Radiative Center (Lat, Lon):	36.849998°, -101.363609°
Nearby Counties (meeting notification criteria):	Texas County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	5.38 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Critical Fire Risk (NWS/SPC)
Event Priority Ranking	2
Maximum Observed BT (3.9 um)	303.97 K
Observed - Background BT (3.9 um)	2.22 K
BT Anomaly (3.9 um)	2.41 K
Maximum Observed - Clear RTM BT (3.9 um)	14.31 K
Maximum Observed BTD (3.9-10/11/12 um)	10.83 K
Observed - Background BTD (3.9-10/11/12 um)	2.36 K
BTD Anomaly (3.9-10/11/12 um)	2.55 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.44
Fraction of Surrounding Red Channel Pixels that are Brighter	0.99
Maximum Radiative Power	5.38 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.10°
Mean Solar Zenith Angle	48.60°
Mean Glint Angle	95.10°
Water Fraction	0.00
Total Pixel Area	6.40 km²
Latest Satellite Imagery:	KSsw-COse-OKw-TXnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Independence County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:42:21UTC
Radiative Center (Lat, Lon):	35.786110°, -91.648888°
Nearby Counties (meeting notification criteria):	Independence County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	5.39 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	296.28 K
Observed - Background BT (3.9 um)	3.59 K
BT Anomaly (3.9 um)	2.19 K
Maximum Observed - Clear RTM BT (3.9 um)	10.58 K
Maximum Observed BTD (3.9-10/11/12 um)	6.63 K
Observed - Background BTD (3.9-10/11/12 um)	2.50 K
BTD Anomaly (3.9-10/11/12 um)	3.15 K
Similar Pixel Count	14
BT Time Tendency (3.9 um)	0.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.90
Fraction of Surrounding Red Channel Pixels that are Brighter	0.93
Maximum Radiative Power	5.39 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.30°
Mean Solar Zenith Angle	41.10°
Mean Glint Angle	81.50°
Water Fraction	0.00
Total Pixel Area	5.70 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MOsw-KSe-OKe-ARnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	OK
Country/Countries	United States
County/Locality(s)	Pushmataha County, OK
NWS WFO	Tulsa OK
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-19 15:42:20UTC
Radiative Center (Lat, Lon):	34.577499°, -95.610558°
Nearby Counties (meeting notification criteria):	Pushmataha County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.64 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	296.05 K
Observed - Background BT (3.9 um)	4.70 K
BT Anomaly (3.9 um)	5.00 K
Maximum Observed - Clear RTM BT (3.9 um)	11.03 K
Maximum Observed BTD (3.9-10/11/12 um)	7.34 K
Observed - Background BTD (3.9-10/11/12 um)	4.38 K
BTD Anomaly (3.9-10/11/12 um)	17.85 K
Similar Pixel Count	2
BT Time Tendency (3.9 um)	3.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.73
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	10.64 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.90°
Mean Solar Zenith Angle	43.50°
Mean Glint Angle	84.70°
Water Fraction	0.00
Total Pixel Area	5.70 km²
Latest Satellite Imagery:	MOsw-KSe-OKe-ARnw_750_m TXe-LA-ARs_750_m
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Next Generation Fire System (NGFS) - Experimental

Wildfire Notification Report

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