Jan 2026: Due to an ongoing data center cooling system construction project, NGFS data outages may occur with little or no notice. Bitterly cold air in Madison Jan 22-24 increases risk of outages.

Wildfire Alert Report

Date: 2025-12-06
Time: 20:56:18
Production Date and Time: 2025-12-06 21:01:15 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20253402056182_e20253402058555_c20253402059033.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20253402051182_e20253402053555_c20253402054056.nc
Number Of Thermal Anomaly Alerts: 3
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Possible Wildfire

Basic Information
State/Province(s) UT
Country/Countries United States
County/Locality(s) Sanpete County, UT
NWS WFO Salt Lake City UT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-12-06 20:56:50UTC
Radiative Center (Lat, Lon): 39.132221°, -111.528336°
Nearby Counties (meeting alert criteria):
  • Sanpete County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power93.77 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)295.48 K
Observed - Background BT (3.9 um)16.61 K
BT Anomaly (3.9 um)5.38 K
Maximum Observed - Clear RTM BT (3.9 um)30.30 K
Maximum Observed BTD (3.9-10/11/12 um)30.59 K
Observed - Background BTD (3.9-10/11/12 um)16.46 K
BTD Anomaly (3.9-10/11/12 um)4.63 K
Similar Pixel Count0
BT Time Tendency (3.9 um)12.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.38
Fraction of Surrounding Red Channel Pixels that are Brighter0.45
Maximum Radiative Power50.01 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.20°
Mean Solar Zenith Angle 65.70°
Mean Glint Angle89.70°
Water Fraction0.00
Total Pixel Area 15.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Colusa County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-12-06 20:56:49UTC
Radiative Center (Lat, Lon): 39.246944°, -122.688889°
Nearby Counties (meeting alert criteria):
  • Colusa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power22.14 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)292.02 K
Observed - Background BT (3.9 um)3.46 K
BT Anomaly (3.9 um)2.62 K
Maximum Observed - Clear RTM BT (3.9 um)10.73 K
Maximum Observed BTD (3.9-10/11/12 um)8.56 K
Observed - Background BTD (3.9-10/11/12 um)2.62 K
BTD Anomaly (3.9-10/11/12 um)3.17 K
Similar Pixel Count22
BT Time Tendency (3.9 um)0.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.52
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power11.41 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 66.90°
Mean Solar Zenith Angle 62.80°
Mean Glint Angle92.50°
Water Fraction0.00
Total Pixel Area 20.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Sharp County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-12-06 20:57:22UTC
Radiative Center (Lat, Lon): 35.988056°, -91.699448°
Nearby Counties (meeting alert criteria):
  • Sharp County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power4.92 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)286.64 K
Observed - Background BT (3.9 um)2.97 K
BT Anomaly (3.9 um)5.20 K
Maximum Observed - Clear RTM BT (3.9 um)8.61 K
Maximum Observed BTD (3.9-10/11/12 um)5.57 K
Observed - Background BTD (3.9-10/11/12 um)2.74 K
BTD Anomaly (3.9-10/11/12 um)17.52 K
Similar Pixel Count4
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.55
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power4.92 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 45.50°
Mean Solar Zenith Angle 72.00°
Mean Glint Angle90.80°
Water Fraction0.00
Total Pixel Area 5.70 km2
Latest Satellite Imagery:
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