Wildfire Alert Report

Date: 2025-08-18
Time: 19:46:18
Production Date and Time: 2025-08-18 19:51:29 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20252301946183_e20252301948556_c20252301949036.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20252301941183_e20252301943556_c20252301944022.nc
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) ID
Country/Countries United States
County/Locality(s) Nez Perce County, ID
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-08-18 19:46:20UTC
Radiative Center (Lat, Lon): 46.535278°, -116.506668°
Nearby Counties (meeting alert criteria):
  • Nez Perce County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power134.40 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.67 K
Observed - Background BT (3.9 um)8.33 K
BT Anomaly (3.9 um)3.65 K
Maximum Observed - Clear RTM BT (3.9 um)17.84 K
Maximum Observed BTD (3.9-10/11/12 um)26.67 K
Observed - Background BTD (3.9-10/11/12 um)7.74 K
BTD Anomaly (3.9-10/11/12 um)4.64 K
Similar Pixel Count24
BT Time Tendency (3.9 um)4.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.82
Fraction of Surrounding Red Channel Pixels that are Brighter0.81
Maximum Radiative Power76.08 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 67.30°
Mean Solar Zenith Angle 33.00°
Mean Glint Angle90.40°
Water Fraction0.00
Total Pixel Area 20.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) ID
Country/Countries United States
County/Locality(s) Lewis County, ID
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-08-18 19:46:20UTC
Radiative Center (Lat, Lon): 46.217777°, -116.566666°
Nearby Counties (meeting alert criteria):
  • Lewis County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power216.64 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.72 K
Observed - Background BT (3.9 um)11.49 K
BT Anomaly (3.9 um)2.83 K
Maximum Observed - Clear RTM BT (3.9 um)16.98 K
Maximum Observed BTD (3.9-10/11/12 um)31.45 K
Observed - Background BTD (3.9-10/11/12 um)11.77 K
BTD Anomaly (3.9-10/11/12 um)2.87 K
Similar Pixel Count10
BT Time Tendency (3.9 um)6.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.27
Fraction of Surrounding Red Channel Pixels that are Brighter0.83
Maximum Radiative Power131.86 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 67.20°
Mean Solar Zenith Angle 32.70°
Mean Glint Angle90.00°
Water Fraction0.00
Total Pixel Area 20.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Sutter County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-08-18 19:46:49UTC
Radiative Center (Lat, Lon): 39.285557°, -121.663612°
Nearby Counties (meeting alert criteria):
  • Sutter County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power13.27 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.11 K
Observed - Background BT (3.9 um)1.64 K
BT Anomaly (3.9 um)0.70 K
Maximum Observed - Clear RTM BT (3.9 um)5.76 K
Maximum Observed BTD (3.9-10/11/12 um)11.02 K
Observed - Background BTD (3.9-10/11/12 um)1.62 K
BTD Anomaly (3.9-10/11/12 um)1.35 K
Similar Pixel Count18
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.49
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power13.27 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 66.10°
Mean Solar Zenith Angle 26.30°
Mean Glint Angle85.40°
Water Fraction0.00
Total Pixel Area 9.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Sumner County, KS
NWS WFO Wichita KS
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-08-18 19:46:51UTC
Radiative Center (Lat, Lon): 37.143333°, -97.513054°
Nearby Counties (meeting alert criteria):
  • Sumner County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power102.92 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)325.45 K
Observed - Background BT (3.9 um)16.11 K
BT Anomaly (3.9 um)10.07 K
Maximum Observed - Clear RTM BT (3.9 um)20.49 K
Maximum Observed BTD (3.9-10/11/12 um)37.89 K
Observed - Background BTD (3.9-10/11/12 um)16.16 K
BTD Anomaly (3.9-10/11/12 um)9.87 K
Similar Pixel Count0
BT Time Tendency (3.9 um)13.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.88
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power102.92 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.30°
Mean Solar Zenith Angle 28.60°
Mean Glint Angle62.00°
Water Fraction0.00
Total Pixel Area 6.10 km2
Latest Satellite Imagery:
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