Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2026-04-21
Time:	20:41:17
Production Date and Time:	2026-04-21 20:46:13 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20261112041177_e20261112043551_c20261112044038.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20261112036177_e20261112038551_c20261112038599.nc
Number Of Thermal Anomaly Notifications:	12

Possible Wildfire

Basic Information
State/Province(s)	Saskatchewan
Country/Countries	Canada
County/Locality(s)	Division No. 13, Saskatchewan
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:20UTC
Radiative Center (Lat, Lon):	52.173611°, -108.672501°
Nearby Counties (meeting notification criteria):	Division No. 13 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	18.35 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.33 K
Observed - Background BT (3.9 um)	3.29 K
BT Anomaly (3.9 um)	4.12 K
Maximum Observed - Clear RTM BT (3.9 um)	17.46 K
Maximum Observed BTD (3.9-10/11/12 um)	15.36 K
Observed - Background BTD (3.9-10/11/12 um)	3.33 K
BTD Anomaly (3.9-10/11/12 um)	3.95 K
Similar Pixel Count	15
BT Time Tendency (3.9 um)	1.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.54
Fraction of Surrounding Red Channel Pixels that are Brighter	0.95
Maximum Radiative Power	18.35 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.70°
Mean Solar Zenith Angle	44.30°
Mean Glint Angle	86.20°
Water Fraction	0.00
Total Pixel Area	10.60 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	ND
Country/Countries	United States
County/Locality(s)	Walsh County, ND
NWS WFO	Grand Forks ND
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:20UTC
Radiative Center (Lat, Lon):	48.355556°, -97.656944°
Nearby Counties (meeting notification criteria):	Walsh County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.51 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	298.86 K
Observed - Background BT (3.9 um)	1.66 K
BT Anomaly (3.9 um)	1.35 K
Maximum Observed - Clear RTM BT (3.9 um)	9.72 K
Maximum Observed BTD (3.9-10/11/12 um)	11.86 K
Observed - Background BTD (3.9-10/11/12 um)	2.49 K
BTD Anomaly (3.9-10/11/12 um)	5.20 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.09
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.51 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	60.00°
Mean Solar Zenith Angle	45.90°
Mean Glint Angle	78.00°
Water Fraction	0.00
Total Pixel Area	8.00 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)	Mineral County, MT
NWS WFO	Missoula MT
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:19UTC
Radiative Center (Lat, Lon):	47.110554°, -115.083885°
Nearby Counties (meeting notification criteria):	Mineral County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	43.78 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk, Known Incident: RX D7 Barber Gulch (HIGH, tdiff=0.17093 days, Point)
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	295.67 K
Observed - Background BT (3.9 um)	5.89 K
BT Anomaly (3.9 um)	2.42 K
Maximum Observed - Clear RTM BT (3.9 um)	6.79 K
Maximum Observed BTD (3.9-10/11/12 um)	12.45 K
Observed - Background BTD (3.9-10/11/12 um)	5.82 K
BTD Anomaly (3.9-10/11/12 um)	2.87 K
Similar Pixel Count	7
BT Time Tendency (3.9 um)	3.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.35
Fraction of Surrounding Red Channel Pixels that are Brighter	0.93
Maximum Radiative Power	43.78 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.00°
Mean Solar Zenith Angle	37.90°
Mean Glint Angle	81.20°
Water Fraction	0.00
Total Pixel Area	20.50 km²
Latest Satellite Imagery:	IDn-MTw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	OH
Country/Countries	United States
County/Locality(s)	Seneca County, OH
NWS WFO	Cleveland OH
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:52UTC
Radiative Center (Lat, Lon):	41.078056°, -83.190834°
Nearby Counties (meeting notification criteria):	Seneca County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.18 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	302.84 K
Observed - Background BT (3.9 um)	3.13 K
BT Anomaly (3.9 um)	3.24 K
Maximum Observed - Clear RTM BT (3.9 um)	15.75 K
Maximum Observed BTD (3.9-10/11/12 um)	11.57 K
Observed - Background BTD (3.9-10/11/12 um)	3.32 K
BTD Anomaly (3.9-10/11/12 um)	4.58 K
Similar Pixel Count	16
BT Time Tendency (3.9 um)	4.10 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	15.18 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	48.40°
Mean Solar Zenith Angle	50.90°
Mean Glint Angle	71.10°
Water Fraction	0.00
Total Pixel Area	6.00 km²
Latest Satellite Imagery:	MIe-OH-PAw-NYw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Madison County, IA
NWS WFO	Des Moines IA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:50UTC
Radiative Center (Lat, Lon):	41.255280°, -94.147224°
Nearby Counties (meeting notification criteria):	Madison County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	16.39 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.52 K
Observed - Background BT (3.9 um)	3.11 K
BT Anomaly (3.9 um)	1.79 K
Maximum Observed - Clear RTM BT (3.9 um)	15.90 K
Maximum Observed BTD (3.9-10/11/12 um)	12.27 K
Observed - Background BTD (3.9-10/11/12 um)	3.35 K
BTD Anomaly (3.9-10/11/12 um)	4.63 K
Similar Pixel Count	15
BT Time Tendency (3.9 um)	3.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.43
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	16.39 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.70°
Mean Solar Zenith Angle	43.60°
Mean Glint Angle	66.20°
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)	IA
Country/Countries	United States
County/Locality(s)	Monroe County, IA
NWS WFO	Des Moines IA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:51UTC
Radiative Center (Lat, Lon):	41.043610°, -93.021667°
Nearby Counties (meeting notification criteria):	Monroe County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	7.99 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.43 K
Observed - Background BT (3.9 um)	2.53 K
BT Anomaly (3.9 um)	2.14 K
Maximum Observed - Clear RTM BT (3.9 um)	11.69 K
Maximum Observed BTD (3.9-10/11/12 um)	10.47 K
Observed - Background BTD (3.9-10/11/12 um)	2.17 K
BTD Anomaly (3.9-10/11/12 um)	2.78 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	0.71
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	7.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.10°
Mean Solar Zenith Angle	44.20°
Mean Glint Angle	66.10°
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)	PA
Country/Countries	United States
County/Locality(s)	Huntingdon County, PA
NWS WFO	State College PA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:52UTC
Radiative Center (Lat, Lon):	40.595833°, -77.894997°
Nearby Counties (meeting notification criteria):	Huntingdon County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	5.56 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	293.44 K
Observed - Background BT (3.9 um)	2.79 K
BT Anomaly (3.9 um)	2.36 K
Maximum Observed - Clear RTM BT (3.9 um)	11.25 K
Maximum Observed BTD (3.9-10/11/12 um)	8.21 K
Observed - Background BTD (3.9-10/11/12 um)	2.11 K
BTD Anomaly (3.9-10/11/12 um)	2.14 K
Similar Pixel Count	20
BT Time Tendency (3.9 um)	0.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.81
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	5.56 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	47.20°
Mean Solar Zenith Angle	54.50°
Mean Glint Angle	74.70°
Water Fraction	0.00
Total Pixel Area	5.90 km²
Latest Satellite Imagery:	MIe-OH-PAw-NYw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	CO
Country/Countries	United States
County/Locality(s)	Logan County, CO
NWS WFO	Denver CO
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:50UTC
Radiative Center (Lat, Lon):	40.761944°, -103.164444°
Nearby Counties (meeting notification criteria):	Logan County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.94 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	316.35 K
Observed - Background BT (3.9 um)	1.23 K
BT Anomaly (3.9 um)	1.18 K
Maximum Observed - Clear RTM BT (3.9 um)	14.18 K
Maximum Observed BTD (3.9-10/11/12 um)	11.10 K
Observed - Background BTD (3.9-10/11/12 um)	1.99 K
BTD Anomaly (3.9-10/11/12 um)	3.94 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.18
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	8.94 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	55.50°
Mean Solar Zenith Angle	37.90°
Mean Glint Angle	65.40°
Water Fraction	0.00
Total Pixel Area	7.10 km²
Latest Satellite Imagery:	SDs-NE-COne-KSnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	IN
Country/Countries	United States
County/Locality(s)	Spencer County, IN
NWS WFO	Paducah KY
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:41:51UTC
Radiative Center (Lat, Lon):	37.810555°, -87.102776°
Nearby Counties (meeting notification criteria):	Spencer County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	25.36 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.92 K
Observed - Background BT (3.9 um)	7.78 K
BT Anomaly (3.9 um)	5.18 K
Maximum Observed - Clear RTM BT (3.9 um)	18.47 K
Maximum Observed BTD (3.9-10/11/12 um)	20.23 K
Observed - Background BTD (3.9-10/11/12 um)	7.22 K
BTD Anomaly (3.9-10/11/12 um)	4.55 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	4.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.81
Fraction of Surrounding Red Channel Pixels that are Brighter	0.98
Maximum Radiative Power	25.36 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.80°
Mean Solar Zenith Angle	46.90°
Mean Glint Angle	63.50°
Water Fraction	0.00
Total Pixel Area	5.70 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m
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Possible Wildfire

Basic Information
State/Province(s)	FL
Country/Countries	United States
County/Locality(s)	Levy County, FL
NWS WFO	Tampa Bay Ruskin FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-04-21 20:42:52UTC
Radiative Center (Lat, Lon):	29.459444°, -82.615837°
Nearby Counties (meeting notification criteria):	Levy County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	61.99 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Elevated Fire Risk (NWS/SPC) and Red Flag Warning (NWS)
Event Priority Ranking	1
Maximum Observed BT (3.9 um)	314.87 K
Observed - Background BT (3.9 um)	8.50 K
BT Anomaly (3.9 um)	3.85 K
Maximum Observed - Clear RTM BT (3.9 um)	16.43 K
Maximum Observed BTD (3.9-10/11/12 um)	15.52 K
Observed - Background BTD (3.9-10/11/12 um)	8.78 K
BTD Anomaly (3.9-10/11/12 um)	7.99 K
Similar Pixel Count	2
BT Time Tendency (3.9 um)	7.50 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	1.00
Maximum Radiative Power	34.28 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	35.50°
Mean Solar Zenith Angle	48.00°
Mean Glint Angle	55.30°
Water Fraction	0.00
Total Pixel Area	9.80 km²
Latest Satellite Imagery:	FLs_750_m SCs-GAe-FLn_750_m
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Possible Wildfire

Basic Information
State/Province(s)	FL
Country/Countries	United States
County/Locality(s)	Charlotte County, FL
NWS WFO	Tampa Bay Ruskin FL
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2026-04-21 20:42:52UTC
Radiative Center (Lat, Lon):	26.913610°, -81.966667°
Nearby Counties (meeting notification criteria):	Charlotte County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	27.41 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Critical Fire Risk (NWS/SPC) and Red Flag Warning (NWS)
Event Priority Ranking	1
Maximum Observed BT (3.9 um)	312.97 K
Observed - Background BT (3.9 um)	8.82 K
BT Anomaly (3.9 um)	6.30 K
Maximum Observed - Clear RTM BT (3.9 um)	14.79 K
Maximum Observed BTD (3.9-10/11/12 um)	15.11 K
Observed - Background BTD (3.9-10/11/12 um)	8.51 K
BTD Anomaly (3.9-10/11/12 um)	14.27 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	7.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.72
Fraction of Surrounding Red Channel Pixels that are Brighter	0.95
Maximum Radiative Power	27.41 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	32.50°
Mean Solar Zenith Angle	48.20°
Mean Glint Angle	52.80°
Water Fraction	0.00
Total Pixel Area	4.70 km²
Latest Satellite Imagery:	FLs_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	2026-04-21 20:43:22UTC
Radiative Center (Lat, Lon):	21.283611°, -78.302780°
Nearby Counties (meeting notification criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	23.39 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.33 K
Observed - Background BT (3.9 um)	6.29 K
BT Anomaly (3.9 um)	6.42 K
Maximum Observed - Clear RTM BT (3.9 um)	6.76 K
Maximum Observed BTD (3.9-10/11/12 um)	15.89 K
Observed - Background BTD (3.9-10/11/12 um)	5.21 K
BTD Anomaly (3.9-10/11/12 um)	7.53 K
Similar Pixel Count	14
BT Time Tendency (3.9 um)	4.70 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	1.00
Maximum Radiative Power	11.97 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.30°
Mean Solar Zenith Angle	51.00°
Mean Glint Angle	52.70°
Water Fraction	0.00
Total Pixel Area	8.80 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental

Wildfire Notification Report

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

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