Wildfire Alert Report

Date: 2025-05-09
Time: 23:11:17
Production Date and Time: 2025-05-09 23:16:09 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20251292311173_e20251292313546_c20251292314035.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20251292306173_e20251292308546_c20251292309053.nc
Number Of Thermal Anomaly Alerts: 6
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Possible Wildfire

Basic Information
State/Province(s) ND
Country/Countries United States
County/Locality(s) Cavalier County, ND
NWS WFO Grand Forks ND
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-05-09 23:11:20UTC
Radiative Center (Lat, Lon): 48.568890°, -98.484444°
Nearby Counties (meeting alert criteria):
  • Cavalier County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power20.04 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)298.26 K
Observed - Background BT (3.9 um)5.23 K
BT Anomaly (3.9 um)7.79 K
Maximum Observed - Clear RTM BT (3.9 um)8.62 K
Maximum Observed BTD (3.9-10/11/12 um)15.71 K
Observed - Background BTD (3.9-10/11/12 um)5.46 K
BTD Anomaly (3.9-10/11/12 um)4.99 K
Similar Pixel Count20
BT Time Tendency (3.9 um)3.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.47
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power20.04 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 60.40°
Mean Solar Zenith Angle 64.30°
Mean Glint Angle55.30°
Water Fraction0.00
Total Pixel Area 8.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) ND
Country/Countries United States
County/Locality(s) Cass County, ND
NWS WFO Grand Forks ND
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-05-09 23:11:20UTC
Radiative Center (Lat, Lon): 46.770279°, -97.660278°
Nearby Counties (meeting alert criteria):
  • Cass County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.58 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.45 K
Observed - Background BT (3.9 um)2.69 K
BT Anomaly (3.9 um)4.49 K
Maximum Observed - Clear RTM BT (3.9 um)8.80 K
Maximum Observed BTD (3.9-10/11/12 um)9.02 K
Observed - Background BTD (3.9-10/11/12 um)2.39 K
BTD Anomaly (3.9-10/11/12 um)4.43 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.54
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.58 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.40°
Mean Solar Zenith Angle 64.80°
Mean Glint Angle54.10°
Water Fraction0.00
Total Pixel Area 7.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Beadle County, SD
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-05-09 23:11:20UTC
Radiative Center (Lat, Lon): 44.471943°, -98.627502°
Nearby Counties (meeting alert criteria):
  • Beadle County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power10.70 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.79 K
Observed - Background BT (3.9 um)2.94 K
BT Anomaly (3.9 um)3.28 K
Maximum Observed - Clear RTM BT (3.9 um)10.60 K
Maximum Observed BTD (3.9-10/11/12 um)10.05 K
Observed - Background BTD (3.9-10/11/12 um)2.53 K
BTD Anomaly (3.9-10/11/12 um)5.51 K
Similar Pixel Count24
BT Time Tendency (3.9 um)1.90 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 Power10.70 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.60°
Mean Solar Zenith Angle 64.00°
Mean Glint Angle51.40°
Water Fraction0.00
Total Pixel Area 7.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Nobles County, MN
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-05-09 23:11:20UTC
Radiative Center (Lat, Lon): 43.789444°, -95.814163°
Nearby Counties (meeting alert criteria):
  • Nobles County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power59.91 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.89 K
Observed - Background BT (3.9 um)11.51 K
BT Anomaly (3.9 um)9.95 K
Maximum Observed - Clear RTM BT (3.9 um)9.02 K
Maximum Observed BTD (3.9-10/11/12 um)30.79 K
Observed - Background BTD (3.9-10/11/12 um)10.94 K
BTD Anomaly (3.9-10/11/12 um)10.75 K
Similar Pixel Count0
BT Time Tendency (3.9 um)5.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.92
Fraction of Surrounding Red Channel Pixels that are Brighter0.97
Maximum Radiative Power59.91 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.90°
Mean Solar Zenith Angle 66.00°
Mean Glint Angle52.80°
Water Fraction0.00
Total Pixel Area 6.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NV
Country/Countries United States
County/Locality(s) Churchill County, NV
NWS WFO Reno NV
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-05-09 23:11:48UTC
Radiative Center (Lat, Lon): 39.548611°, -118.578888°
Nearby Counties (meeting alert criteria):
  • Churchill County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power329.80 MW
Map:
Additional Information
Alert Status New Feature
Type of EventSolar panel (database + spectral)
Event Priority Ranking5
Maximum Observed BT (3.9 um)330.78 K
Observed - Background BT (3.9 um)17.40 K
BT Anomaly (3.9 um)9.46 K
Maximum Observed - Clear RTM BT (3.9 um)26.13 K
Maximum Observed BTD (3.9-10/11/12 um)27.37 K
Observed - Background BTD (3.9-10/11/12 um)17.76 K
BTD Anomaly (3.9-10/11/12 um)15.12 K
Similar Pixel Count0
BT Time Tendency (3.9 um)14.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.49
Fraction of Surrounding Red Channel Pixels that are Brighter0.00
Maximum Radiative Power192.49 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 64.10°
Mean Solar Zenith Angle 48.70°
Mean Glint Angle41.00°
Water Fraction0.00
Total Pixel Area 18.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Riverside County, CA
NWS WFO Phoenix AZ
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-05-09 23:12:18UTC
Radiative Center (Lat, Lon): 33.815556°, -115.407776°
Nearby Counties (meeting alert criteria):
  • Riverside County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power169.39 MW
Map:
Additional Information
Alert Status New Feature
Type of EventSolar panel (database + spectral)
Event Priority Ranking5
Maximum Observed BT (3.9 um)327.24 K
Observed - Background BT (3.9 um)9.65 K
BT Anomaly (3.9 um)6.44 K
Maximum Observed - Clear RTM BT (3.9 um)17.22 K
Maximum Observed BTD (3.9-10/11/12 um)17.67 K
Observed - Background BTD (3.9-10/11/12 um)9.33 K
BTD Anomaly (3.9-10/11/12 um)11.42 K
Similar Pixel Count0
BT Time Tendency (3.9 um)3.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.69
Fraction of Surrounding Red Channel Pixels that are Brighter0.00
Maximum Radiative Power89.08 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.30°
Mean Solar Zenith Angle 50.40°
Mean Glint Angle32.20°
Water Fraction0.00
Total Pixel Area 15.20 km2
Latest Satellite Imagery:
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