Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2026-01-27
Time:	20:41:17
Production Date and Time:	2026-01-27 20:46:01 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20260272041178_e20260272043551_c20260272044029.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20260272036178_e20260272038551_c20260272039039.nc
Number Of Thermal Anomaly Alerts:	7

Possible Wildfire

Basic Information
State/Province(s)	MT
Country/Countries	United States
County/Locality(s)	Powder River County, MT
NWS WFO	Billings MT
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:41:20UTC
Radiative Center (Lat, Lon):	45.694168°, -105.712502°
Nearby Counties (meeting alert criteria):	Powder River County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	27.94 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	286.97 K
Observed - Background BT (3.9 um)	8.27 K
BT Anomaly (3.9 um)	5.09 K
Maximum Observed - Clear RTM BT (3.9 um)	21.61 K
Maximum Observed BTD (3.9-10/11/12 um)	12.87 K
Observed - Background BTD (3.9-10/11/12 um)	7.75 K
BTD Anomaly (3.9-10/11/12 um)	13.20 K
Similar Pixel Count	2
BT Time Tendency (3.9 um)	4.80 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	0.96
Maximum Radiative Power	27.94 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	60.90°
Mean Solar Zenith Angle	67.10°
Mean Glint Angle	101.10°
Water Fraction	0.00
Total Pixel Area	16.50 km²
Latest Satellite Imagery:	MTe_750_m
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Possible Wildfire

Basic Information
State/Province(s)	WY
Country/Countries	United States
County/Locality(s)	Fremont County, WY
NWS WFO	Riverton WY
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:41:49UTC
Radiative Center (Lat, Lon):	43.004166°, -108.947220°
Nearby Counties (meeting alert criteria):	Fremont County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.12 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk, Known Incident: SOUTH FORK 1 (HIGH, tdiff=0.0058 days, Point)
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	291.36 K
Observed - Background BT (3.9 um)	2.93 K
BT Anomaly (3.9 um)	2.08 K
Maximum Observed - Clear RTM BT (3.9 um)	17.41 K
Maximum Observed BTD (3.9-10/11/12 um)	10.19 K
Observed - Background BTD (3.9-10/11/12 um)	3.04 K
BTD Anomaly (3.9-10/11/12 um)	5.62 K
Similar Pixel Count	21
BT Time Tendency (3.9 um)	1.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.67
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	8.12 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	60.50°
Mean Solar Zenith Angle	63.80°
Mean Glint Angle	97.30°
Water Fraction	0.00
Total Pixel Area	8.10 km²
Latest Satellite Imagery:	WY-UTne-COnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	CO
Country/Countries	United States
County/Locality(s)	Otero County, CO
NWS WFO	Pueblo CO
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:41:49UTC
Radiative Center (Lat, Lon):	37.980278°, -103.709442°
Nearby Counties (meeting alert criteria):	Otero County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	7.45 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	291.69 K
Observed - Background BT (3.9 um)	3.00 K
BT Anomaly (3.9 um)	2.15 K
Maximum Observed - Clear RTM BT (3.9 um)	20.67 K
Maximum Observed BTD (3.9-10/11/12 um)	10.59 K
Observed - Background BTD (3.9-10/11/12 um)	3.31 K
BTD Anomaly (3.9-10/11/12 um)	4.21 K
Similar Pixel Count	17
BT Time Tendency (3.9 um)	2.90 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	1.00
Maximum Radiative Power	7.45 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	53.40°
Mean Solar Zenith Angle	60.60°
Mean Glint Angle	88.80°
Water Fraction	0.00
Total Pixel Area	6.70 km²
Latest Satellite Imagery:	KSsw-COse-OKw-TXnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	GA
Country/Countries	United States
County/Locality(s)	Bleckley County, GA
NWS WFO	Peachtree City GA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:42:21UTC
Radiative Center (Lat, Lon):	32.438610°, -83.323334°
Nearby Counties (meeting alert criteria):	Bleckley County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	2.92 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	284.43 K
Observed - Background BT (3.9 um)	2.53 K
BT Anomaly (3.9 um)	2.53 K
Maximum Observed - Clear RTM BT (3.9 um)	8.39 K
Maximum Observed BTD (3.9-10/11/12 um)	4.76 K
Observed - Background BTD (3.9-10/11/12 um)	2.24 K
BTD Anomaly (3.9-10/11/12 um)	4.37 K
Similar Pixel Count	6
BT Time Tendency (3.9 um)	1.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.67
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	2.92 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	38.90°
Mean Solar Zenith Angle	66.00°
Mean Glint Angle	87.80°
Water Fraction	0.00
Total Pixel Area	5.10 km²
Latest Satellite Imagery:	SCs-GAe-FLn_750_m
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Possible Wildfire

Basic Information
State/Province(s)	TX
Country/Countries	United States
County/Locality(s)	Stephens County, TX
NWS WFO	Fort Worth TX
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:42:20UTC
Radiative Center (Lat, Lon):	32.781666°, -98.716110°
Nearby Counties (meeting alert criteria):	Stephens County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	9.40 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	281.06 K
Observed - Background BT (3.9 um)	6.51 K
BT Anomaly (3.9 um)	3.31 K
Maximum Observed - Clear RTM BT (3.9 um)	10.12 K
Maximum Observed BTD (3.9-10/11/12 um)	14.34 K
Observed - Background BTD (3.9-10/11/12 um)	6.72 K
BTD Anomaly (3.9-10/11/12 um)	4.55 K
Similar Pixel Count	7
BT Time Tendency (3.9 um)	8.00 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	0.85
Maximum Radiative Power	9.40 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	46.00°
Mean Solar Zenith Angle	58.10°
Mean Glint Angle	80.20°
Water Fraction	0.00
Total Pixel Area	5.80 km²
Latest Satellite Imagery:	TXw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	GA
Country/Countries	United States
County/Locality(s)	Brooks County, GA
NWS WFO	Tallahassee FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:42:21UTC
Radiative Center (Lat, Lon):	30.743334°, -83.519722°
Nearby Counties (meeting alert criteria):	Brooks County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.22 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	289.76 K
Observed - Background BT (3.9 um)	5.20 K
BT Anomaly (3.9 um)	5.21 K
Maximum Observed - Clear RTM BT (3.9 um)	11.50 K
Maximum Observed BTD (3.9-10/11/12 um)	7.52 K
Observed - Background BTD (3.9-10/11/12 um)	4.97 K
BTD Anomaly (3.9-10/11/12 um)	8.19 K
Similar Pixel Count	2
BT Time Tendency (3.9 um)	2.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.67
Fraction of Surrounding Red Channel Pixels that are Brighter	0.86
Maximum Radiative Power	7.91 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	37.10°
Mean Solar Zenith Angle	64.70°
Mean Glint Angle	84.90°
Water Fraction	0.00
Total Pixel Area	10.00 km²
Latest Satellite Imagery:	SCs-GAe-FLn_750_m
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Possible Wildfire

Basic Information
State/Province(s)	Chihuahua
Country/Countries	Mexico
County/Locality(s)	Cuauhtémoc, Chihuahua
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-01-27 20:42:49UTC
Radiative Center (Lat, Lon):	28.658056°, -107.052223°
Nearby Counties (meeting alert criteria):	Cuauhtémoc (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	37.65 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.10 K
Observed - Background BT (3.9 um)	9.71 K
BT Anomaly (3.9 um)	5.91 K
Maximum Observed - Clear RTM BT (3.9 um)	27.13 K
Maximum Observed BTD (3.9-10/11/12 um)	18.05 K
Observed - Background BTD (3.9-10/11/12 um)	9.17 K
BTD Anomaly (3.9-10/11/12 um)	7.01 K
Similar Pixel Count	3
BT Time Tendency (3.9 um)	8.10 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	0.75
Maximum Radiative Power	37.65 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	48.60°
Mean Solar Zenith Angle	51.00°
Mean Glint Angle	73.30°
Water Fraction	0.00
Total Pixel Area	6.00 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental

Wildfire Alert Report

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Possible Wildfire

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