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Wildfire Notification Report

Date: 2026-05-03
Time: 21:36:17
Production Date and Time: 2026-05-03 21:41:10 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261232136176_e20261232138549_c20261232139020.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261232131176_e20261232133549_c20261232134025.nc
Number Of Thermal Anomaly Notifications: 5
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Teton County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-05-03 21:36:19UTC
Radiative Center (Lat, Lon): 47.655277°, -111.818611°
Nearby Counties (meeting notification criteria):
  • Teton County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power18.97 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.23 K
Observed - Background BT (3.9 um)2.70 K
BT Anomaly (3.9 um)3.20 K
Maximum Observed - Clear RTM BT (3.9 um)11.86 K
Maximum Observed BTD (3.9-10/11/12 um)19.40 K
Observed - Background BTD (3.9-10/11/12 um)2.80 K
BTD Anomaly (3.9-10/11/12 um)1.91 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.62
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power18.97 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 65.60°
Mean Solar Zenith Angle 42.20°
Mean Glint Angle67.80°
Water Fraction0.00
Total Pixel Area 9.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Yellowstone County, MT
NWS WFO Billings MT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-05-03 21:36:19UTC
Radiative Center (Lat, Lon): 45.946667°, -108.859726°
Nearby Counties (meeting notification criteria):
  • Yellowstone County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power81.10 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.94 K
Observed - Background BT (3.9 um)11.45 K
BT Anomaly (3.9 um)9.40 K
Maximum Observed - Clear RTM BT (3.9 um)21.52 K
Maximum Observed BTD (3.9-10/11/12 um)23.52 K
Observed - Background BTD (3.9-10/11/12 um)12.36 K
BTD Anomaly (3.9-10/11/12 um)7.42 K
Similar Pixel Count3
BT Time Tendency (3.9 um)6.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.12
Fraction of Surrounding Red Channel Pixels that are Brighter0.10
Maximum Radiative Power81.10 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 62.70°
Mean Solar Zenith Angle 42.80°
Mean Glint Angle64.30°
Water Fraction0.00
Total Pixel Area 8.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Sanborn County, SD
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-05-03 21:36:20UTC
Radiative Center (Lat, Lon): 43.968613°, -98.235832°
Nearby Counties (meeting notification criteria):
  • Sanborn County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.52 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.23 K
Observed - Background BT (3.9 um)2.46 K
BT Anomaly (3.9 um)1.79 K
Maximum Observed - Clear RTM BT (3.9 um)15.39 K
Maximum Observed BTD (3.9-10/11/12 um)8.23 K
Observed - Background BTD (3.9-10/11/12 um)1.84 K
BTD Anomaly (3.9-10/11/12 um)1.74 K
Similar Pixel Count21
BT Time Tendency (3.9 um)0.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.76
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power8.52 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.00°
Mean Solar Zenith Angle 48.60°
Mean Glint Angle61.10°
Water Fraction0.00
Total Pixel Area 7.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Fayette County, IA
NWS WFO La Crosse WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-05-03 21:36:51UTC
Radiative Center (Lat, Lon): 42.799721°, -91.850281°
Nearby Counties (meeting notification criteria):
  • Fayette County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power36.48 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)310.34 K
Observed - Background BT (3.9 um)8.80 K
BT Anomaly (3.9 um)6.79 K
Maximum Observed - Clear RTM BT (3.9 um)23.42 K
Maximum Observed BTD (3.9-10/11/12 um)15.48 K
Observed - Background BTD (3.9-10/11/12 um)8.83 K
BTD Anomaly (3.9-10/11/12 um)17.52 K
Similar Pixel Count2
BT Time Tendency (3.9 um)7.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.41
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power36.48 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.50°
Mean Solar Zenith Angle 52.70°
Mean Glint Angle61.90°
Water Fraction0.00
Total Pixel Area 6.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AZ
Country/Countries United States
County/Locality(s) Gila County, AZ
NWS WFO Flagstaff AZ
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-05-03 21:37:18UTC
Radiative Center (Lat, Lon): 34.223331°, -111.381668°
Nearby Counties (meeting notification criteria):
  • Gila County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power37.61 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.21 K
Observed - Background BT (3.9 um)8.45 K
BT Anomaly (3.9 um)3.11 K
Maximum Observed - Clear RTM BT (3.9 um)17.18 K
Maximum Observed BTD (3.9-10/11/12 um)19.09 K
Observed - Background BTD (3.9-10/11/12 um)8.56 K
BTD Anomaly (3.9-10/11/12 um)3.08 K
Similar Pixel Count10
BT Time Tendency (3.9 um)4.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.62
Fraction of Surrounding Red Channel Pixels that are Brighter0.52
Maximum Radiative Power37.61 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 55.60°
Mean Solar Zenith Angle 35.50°
Mean Glint Angle46.20°
Water Fraction0.00
Total Pixel Area 7.10 km2
Latest Satellite Imagery:
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