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Wildfire Notification Report

Date: 2026-04-19
Time: 19:56:16
Production Date and Time: 2026-04-19 20:01:07 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20261091956168_e20261091958541_c20261091959021.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20261091951168_e20261091953541_c20261091954053.nc
Number Of Thermal Anomaly Notifications: 5
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Possible Wildfire

Basic Information
State/Province(s) ND
Country/Countries United States
County/Locality(s) Renville County, ND
NWS WFO Bismarck ND
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 19:56:23UTC
Radiative Center (Lat, Lon): 48.829166°, -101.872780°
Nearby Counties (meeting notification criteria):
  • Renville County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.32 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.10 K
Observed - Background BT (3.9 um)1.65 K
BT Anomaly (3.9 um)1.53 K
Maximum Observed - Clear RTM BT (3.9 um)16.70 K
Maximum Observed BTD (3.9-10/11/12 um)12.90 K
Observed - Background BTD (3.9-10/11/12 um)2.38 K
BTD Anomaly (3.9-10/11/12 um)8.31 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.20
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power14.32 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 65.80°
Mean Solar Zenith Angle 40.70°
Mean Glint Angle105.00°
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) Teton County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 19:56:22UTC
Radiative Center (Lat, Lon): 47.683334°, -111.874443°
Nearby Counties (meeting notification criteria):
  • Teton County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power19.11 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.57 K
Observed - Background BT (3.9 um)2.79 K
BT Anomaly (3.9 um)2.92 K
Maximum Observed - Clear RTM BT (3.9 um)18.49 K
Maximum Observed BTD (3.9-10/11/12 um)14.83 K
Observed - Background BTD (3.9-10/11/12 um)2.93 K
BTD Anomaly (3.9-10/11/12 um)2.72 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.90 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 Power19.11 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 60.30°
Mean Solar Zenith Angle 37.40°
Mean Glint Angle95.80°
Water Fraction0.00
Total Pixel Area 8.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Bennett County, SD
NWS WFO Rapid City SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 19:56:54UTC
Radiative Center (Lat, Lon): 43.151943°, -101.505836°
Nearby Counties (meeting notification criteria):
  • Bennett County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power36.60 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.45 K
Observed - Background BT (3.9 um)3.27 K
BT Anomaly (3.9 um)2.31 K
Maximum Observed - Clear RTM BT (3.9 um)17.47 K
Maximum Observed BTD (3.9-10/11/12 um)12.86 K
Observed - Background BTD (3.9-10/11/12 um)3.34 K
BTD Anomaly (3.9-10/11/12 um)9.48 K
Similar Pixel Count15
BT Time Tendency (3.9 um)2.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.15
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power21.61 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 61.60°
Mean Solar Zenith Angle 35.80°
Mean Glint Angle96.40°
Water Fraction0.00
Total Pixel Area 16.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Fresno County, CA
NWS WFO Hanford CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 19:57:22UTC
Radiative Center (Lat, Lon): 36.171391°, -120.105835°
Nearby Counties (meeting notification criteria):
  • Fresno County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power9.62 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk (Detection is near a solar farm)
Event Priority Ranking4
Maximum Observed BT (3.9 um)319.11 K
Observed - Background BT (3.9 um)1.75 K
BT Anomaly (3.9 um)1.28 K
Maximum Observed - Clear RTM BT (3.9 um)18.52 K
Maximum Observed BTD (3.9-10/11/12 um)12.02 K
Observed - Background BTD (3.9-10/11/12 um)1.73 K
BTD Anomaly (3.9-10/11/12 um)3.39 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.56
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power9.62 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 45.80°
Mean Solar Zenith Angle 25.30°
Mean Glint Angle68.80°
Water Fraction0.00
Total Pixel Area 5.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Tulare County, CA
NWS WFO Hanford CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-19 19:57:22UTC
Radiative Center (Lat, Lon): 35.919998°, -119.306946°
Nearby Counties (meeting notification criteria):
  • Tulare County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.84 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.88 K
Observed - Background BT (3.9 um)1.96 K
BT Anomaly (3.9 um)1.12 K
Maximum Observed - Clear RTM BT (3.9 um)11.12 K
Maximum Observed BTD (3.9-10/11/12 um)11.10 K
Observed - Background BTD (3.9-10/11/12 um)1.52 K
BTD Anomaly (3.9-10/11/12 um)2.40 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.58
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power7.84 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 45.90°
Mean Solar Zenith Angle 25.10°
Mean Glint Angle68.70°
Water Fraction0.00
Total Pixel Area 5.80 km2
Latest Satellite Imagery:
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