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Wildfire Alert Report

Date: 2025-12-21
Time: 22:41:18
Production Date and Time: 2025-12-21 22:45:49 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20253552241183_e20253552243556_c20253552244021.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20253552236183_e20253552238556_c20253552239040.nc
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) MI
Country/Countries United States
County/Locality(s) Livingston County, MI
NWS WFO Detroit/Pontiac MI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-12-21 22:41:53UTC
Radiative Center (Lat, Lon): 42.518890°, -84.057503°
Nearby Counties (meeting alert criteria):
  • Livingston County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.63 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)270.59 K
Observed - Background BT (3.9 um)5.76 K
BT Anomaly (3.9 um)13.00 K
Maximum Observed - Clear RTM BT (3.9 um)2.49 K
Maximum Observed BTD (3.9-10/11/12 um)5.22 K
Observed - Background BTD (3.9-10/11/12 um)5.50 K
BTD Anomaly (3.9-10/11/12 um)20.30 K
Similar Pixel Count1
BT Time Tendency (3.9 um)1.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.70
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power8.63 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.20°
Mean Solar Zenith Angle 96.70°
Mean Glint Angle104.10°
Water Fraction0.00
Total Pixel Area 12.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IL
Country/Countries United States
County/Locality(s) Henry County, IL
NWS WFO Quad Cities IL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-12-21 22:41:52UTC
Radiative Center (Lat, Lon): 41.330833°, -89.965279°
Nearby Counties (meeting alert criteria):
  • Henry County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power3.26 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)271.09 K
Observed - Background BT (3.9 um)3.60 K
BT Anomaly (3.9 um)7.25 K
Maximum Observed - Clear RTM BT (3.9 um)1.35 K
Maximum Observed BTD (3.9-10/11/12 um)2.65 K
Observed - Background BTD (3.9-10/11/12 um)3.06 K
BTD Anomaly (3.9-10/11/12 um)19.74 K
Similar Pixel Count1
BT Time Tendency (3.9 um)0.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.92
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power3.26 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.40°
Mean Solar Zenith Angle 92.20°
Mean Glint Angle97.50°
Water Fraction0.00
Total Pixel Area 6.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IN
Country/Countries United States
County/Locality(s) Montgomery County, IN
NWS WFO Indianapolis IN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-12-21 22:41:52UTC
Radiative Center (Lat, Lon): 39.965279°, -86.827774°
Nearby Counties (meeting alert criteria):
  • Montgomery County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power2.37 MW
Map:
Additional Information
Alert Status New Feature
Type of EventIndustrial
Event Priority Ranking5
Maximum Observed BT (3.9 um)270.34 K
Observed - Background BT (3.9 um)2.43 K
BT Anomaly (3.9 um)4.59 K
Maximum Observed - Clear RTM BT (3.9 um)1.20 K
Maximum Observed BTD (3.9-10/11/12 um)2.29 K
Observed - Background BTD (3.9-10/11/12 um)2.52 K
BTD Anomaly (3.9-10/11/12 um)15.69 K
Similar Pixel Count1
BT Time Tendency (3.9 um)0.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.42
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power2.37 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.00°
Mean Solar Zenith Angle 93.70°
Mean Glint Angle99.90°
Water Fraction0.00
Total Pixel Area 6.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Imperial County, CA
NWS WFO Phoenix AZ
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-12-21 22:42:19UTC
Radiative Center (Lat, Lon): 33.339443°, -115.580276°
Nearby Counties (meeting alert criteria):
  • Imperial County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power30.92 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.57 K
Observed - Background BT (3.9 um)5.81 K
BT Anomaly (3.9 um)4.03 K
Maximum Observed - Clear RTM BT (3.9 um)12.86 K
Maximum Observed BTD (3.9-10/11/12 um)10.55 K
Observed - Background BTD (3.9-10/11/12 um)5.91 K
BTD Anomaly (3.9-10/11/12 um)7.61 K
Similar Pixel Count3
BT Time Tendency (3.9 um)2.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.67
Fraction of Surrounding Red Channel Pixels that are Brighter0.52
Maximum Radiative Power30.92 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.20°
Mean Solar Zenith Angle 71.40°
Mean Glint Angle71.40°
Water Fraction0.00
Total Pixel Area 7.60 km2
Latest Satellite Imagery:
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