Wildfire Alert Report

Date: 2025-09-23
Time: 19:41:15
Production Date and Time: 2025-09-23 21:10:36 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20252661941156_e20252661943529_c20252661944009.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20252661936156_e20252661938529_c20252661939031.nc
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Glenn County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-23 19:41:46UTC
Radiative Center (Lat, Lon): 39.486111°, -122.126663°
Nearby Counties (meeting alert criteria):
  • Glenn County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power100.05 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)316.64 K
Observed - Background BT (3.9 um)5.58 K
BT Anomaly (3.9 um)2.35 K
Maximum Observed - Clear RTM BT (3.9 um)11.94 K
Maximum Observed BTD (3.9-10/11/12 um)13.35 K
Observed - Background BTD (3.9-10/11/12 um)5.29 K
BTD Anomaly (3.9-10/11/12 um)4.57 K
Similar Pixel Count4
BT Time Tendency (3.9 um)4.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.67
Fraction of Surrounding Red Channel Pixels that are Brighter0.48
Maximum Radiative Power53.28 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 66.60°
Mean Solar Zenith Angle 39.60°
Mean Glint Angle93.30°
Water Fraction0.00
Total Pixel Area 20.10 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/Time2025-09-23 19:41:46UTC
Radiative Center (Lat, Lon): 39.270279°, -122.144722°
Nearby Counties (meeting alert criteria):
  • Colusa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power140.57 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)316.59 K
Observed - Background BT (3.9 um)7.94 K
BT Anomaly (3.9 um)4.23 K
Maximum Observed - Clear RTM BT (3.9 um)12.10 K
Maximum Observed BTD (3.9-10/11/12 um)16.85 K
Observed - Background BTD (3.9-10/11/12 um)8.56 K
BTD Anomaly (3.9-10/11/12 um)7.37 K
Similar Pixel Count2
BT Time Tendency (3.9 um)6.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.15
Fraction of Surrounding Red Channel Pixels that are Brighter0.94
Maximum Radiative Power85.02 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 66.50°
Mean Solar Zenith Angle 39.40°
Mean Glint Angle93.00°
Water Fraction0.00
Total Pixel Area 20.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Lonoke County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-23 19:42:18UTC
Radiative Center (Lat, Lon): 34.652222°, -91.928337°
Nearby Counties (meeting alert criteria):
  • Lonoke County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power27.53 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)312.62 K
Observed - Background BT (3.9 um)7.19 K
BT Anomaly (3.9 um)3.95 K
Maximum Observed - Clear RTM BT (3.9 um)14.04 K
Maximum Observed BTD (3.9-10/11/12 um)21.96 K
Observed - Background BTD (3.9-10/11/12 um)7.13 K
BTD Anomaly (3.9-10/11/12 um)4.38 K
Similar Pixel Count21
BT Time Tendency (3.9 um)4.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.51
Fraction of Surrounding Red Channel Pixels that are Brighter0.59
Maximum Radiative Power27.53 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 44.30°
Mean Solar Zenith Angle 41.80°
Mean Glint Angle69.00°
Water Fraction0.00
Total Pixel Area 5.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Lonoke County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-09-23 19:42:18UTC
Radiative Center (Lat, Lon): 34.499443°, -91.746391°
Nearby Counties (meeting alert criteria):
  • Lonoke County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power148.24 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)331.00 K
Observed - Background BT (3.9 um)24.67 K
BT Anomaly (3.9 um)16.03 K
Maximum Observed - Clear RTM BT (3.9 um)32.14 K
Maximum Observed BTD (3.9-10/11/12 um)39.54 K
Observed - Background BTD (3.9-10/11/12 um)23.66 K
BTD Anomaly (3.9-10/11/12 um)19.58 K
Similar Pixel Count0
BT Time Tendency (3.9 um)21.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.97
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power148.24 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 44.00°
Mean Solar Zenith Angle 41.80°
Mean Glint Angle68.80°
Water Fraction0.00
Total Pixel Area 5.60 km2
Latest Satellite Imagery:
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