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Wildfire Notification Report

Date: 2026-03-29
Time: 19:46:19
Production Date and Time: 2026-03-29 19:51:13 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20260881946190_e20260881948563_c20260881949061.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20260881941190_e20260881943563_c20260881944071.nc
Number Of Thermal Anomaly Notifications: 5
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Madison County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-03-29 19:46:25UTC
Radiative Center (Lat, Lon): 45.168888°, -111.987221°
Nearby Counties (meeting notification criteria):
  • Madison County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power54.98 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.41 K
Observed - Background BT (3.9 um)10.99 K
BT Anomaly (3.9 um)3.42 K
Maximum Observed - Clear RTM BT (3.9 um)23.46 K
Maximum Observed BTD (3.9-10/11/12 um)29.99 K
Observed - Background BTD (3.9-10/11/12 um)11.22 K
BTD Anomaly (3.9-10/11/12 um)3.76 K
Similar Pixel Count0
BT Time Tendency (3.9 um)10.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.43
Fraction of Surrounding Red Channel Pixels that are Brighter0.97
Maximum Radiative Power54.98 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.00°
Mean Solar Zenith Angle 42.40°
Mean Glint Angle96.40°
Water Fraction0.00
Total Pixel Area 7.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Mendocino County, CA
NWS WFO Eureka CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-03-29 19:46:54UTC
Radiative Center (Lat, Lon): 39.973610°, -123.797226°
Nearby Counties (meeting notification criteria):
  • Mendocino County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.53 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)300.47 K
Observed - Background BT (3.9 um)3.17 K
BT Anomaly (3.9 um)2.03 K
Maximum Observed - Clear RTM BT (3.9 um)9.40 K
Maximum Observed BTD (3.9-10/11/12 um)7.96 K
Observed - Background BTD (3.9-10/11/12 um)2.88 K
BTD Anomaly (3.9-10/11/12 um)4.00 K
Similar Pixel Count4
BT Time Tendency (3.9 um)1.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.71
Fraction of Surrounding Red Channel Pixels that are Brighter0.90
Maximum Radiative Power14.53 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.40°
Mean Solar Zenith Angle 37.80°
Mean Glint Angle81.70°
Water Fraction0.00
Total Pixel Area 12.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Butte County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-03-29 19:46:55UTC
Radiative Center (Lat, Lon): 39.491390°, -121.763885°
Nearby Counties (meeting notification criteria):
  • Butte County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power28.40 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.81 K
Observed - Background BT (3.9 um)5.93 K
BT Anomaly (3.9 um)4.34 K
Maximum Observed - Clear RTM BT (3.9 um)12.35 K
Maximum Observed BTD (3.9-10/11/12 um)25.99 K
Observed - Background BTD (3.9-10/11/12 um)5.34 K
BTD Anomaly (3.9-10/11/12 um)3.92 K
Similar Pixel Count0
BT Time Tendency (3.9 um)6.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.94
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power28.40 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.60°
Mean Solar Zenith Angle 37.00°
Mean Glint Angle81.20°
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) Colusa County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-03-29 19:46:55UTC
Radiative Center (Lat, Lon): 39.289165°, -122.198608°
Nearby Counties (meeting notification criteria):
  • Colusa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power140.72 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.61 K
Observed - Background BT (3.9 um)10.37 K
BT Anomaly (3.9 um)5.01 K
Maximum Observed - Clear RTM BT (3.9 um)9.33 K
Maximum Observed BTD (3.9-10/11/12 um)34.41 K
Observed - Background BTD (3.9-10/11/12 um)9.47 K
BTD Anomaly (3.9-10/11/12 um)4.54 K
Similar Pixel Count25
BT Time Tendency (3.9 um)3.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.99
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power53.97 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.30°
Mean Solar Zenith Angle 36.90°
Mean Glint Angle80.70°
Water Fraction0.00
Total Pixel Area 18.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Sacramento County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-03-29 19:46:55UTC
Radiative Center (Lat, Lon): 38.051109°, -121.821388°
Nearby Counties (meeting notification criteria):
  • Sacramento County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power40.47 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.63 K
Observed - Background BT (3.9 um)8.78 K
BT Anomaly (3.9 um)4.04 K
Maximum Observed - Clear RTM BT (3.9 um)9.81 K
Maximum Observed BTD (3.9-10/11/12 um)24.78 K
Observed - Background BTD (3.9-10/11/12 um)8.78 K
BTD Anomaly (3.9-10/11/12 um)4.27 K
Similar Pixel Count0
BT Time Tendency (3.9 um)11.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.65
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power40.47 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 47.10°
Mean Solar Zenith Angle 35.60°
Mean Glint Angle78.20°
Water Fraction0.00
Total Pixel Area 5.90 km2
Latest Satellite Imagery:
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