Wildfire Alert Report

Date: 2025-09-21
Time: 17:21:17
Production Date and Time: 2025-09-21 17:26:29 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20252641721174_e20252641723547_c20252641724047.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20252641716174_e20252641718547_c20252641719041.nc
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) Quebec
Country/Countries Canada
County/Locality(s) Maria-Chapdelaine, Quebec
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-21 17:21:23UTC
Radiative Center (Lat, Lon): 49.550278°, -71.542221°
Nearby Counties (meeting alert criteria):
  • Maria-Chapdelaine (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.82 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)296.00 K
Observed - Background BT (3.9 um)4.84 K
BT Anomaly (3.9 um)4.01 K
Maximum Observed - Clear RTM BT (3.9 um)11.08 K
Maximum Observed BTD (3.9-10/11/12 um)9.73 K
Observed - Background BTD (3.9-10/11/12 um)5.01 K
BTD Anomaly (3.9-10/11/12 um)7.99 K
Similar Pixel Count1
BT Time Tendency (3.9 um)5.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.37
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power16.82 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 57.20°
Mean Solar Zenith Angle 49.40°
Mean Glint Angle106.20°
Water Fraction0.00
Total Pixel Area 7.40 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Ontario
Country/Countries Canada
County/Locality(s) Stormont, Dundas and Glengarry, Ontario
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-21 17:21:23UTC
Radiative Center (Lat, Lon): 45.184723°, -74.797226°
Nearby Counties (meeting alert criteria):
  • Stormont, Dundas and Glengarry (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power19.95 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.68 K
Observed - Background BT (3.9 um)3.28 K
BT Anomaly (3.9 um)2.17 K
Maximum Observed - Clear RTM BT (3.9 um)11.28 K
Maximum Observed BTD (3.9-10/11/12 um)15.53 K
Observed - Background BTD (3.9-10/11/12 um)2.95 K
BTD Anomaly (3.9-10/11/12 um)1.92 K
Similar Pixel Count23
BT Time Tendency (3.9 um)1.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.80
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power19.95 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.30°
Mean Solar Zenith Angle 44.70°
Mean Glint Angle96.50°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Mississippi County, AR
NWS WFO Memphis TN
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-09-21 17:22:21UTC
Radiative Center (Lat, Lon): 35.591667°, -90.143059°
Nearby Counties (meeting alert criteria):
  • Mississippi County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power66.63 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)324.86 K
Observed - Background BT (3.9 um)11.58 K
BT Anomaly (3.9 um)6.04 K
Maximum Observed - Clear RTM BT (3.9 um)21.40 K
Maximum Observed BTD (3.9-10/11/12 um)32.86 K
Observed - Background BTD (3.9-10/11/12 um)11.87 K
BTD Anomaly (3.9-10/11/12 um)7.39 K
Similar Pixel Count0
BT Time Tendency (3.9 um)7.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.68
Fraction of Surrounding Red Channel Pixels that are Brighter0.79
Maximum Radiative Power66.63 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 44.50°
Mean Solar Zenith Angle 35.40°
Mean Glint Angle79.50°
Water Fraction0.00
Total Pixel Area 5.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) GA
Country/Countries United States
County/Locality(s) Miller County, GA
NWS WFO Tallahassee FL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-21 17:22:21UTC
Radiative Center (Lat, Lon): 31.247499°, -84.876114°
Nearby Counties (meeting alert criteria):
  • Miller County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.01 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.13 K
Observed - Background BT (3.9 um)2.87 K
BT Anomaly (3.9 um)1.74 K
Maximum Observed - Clear RTM BT (3.9 um)7.38 K
Maximum Observed BTD (3.9-10/11/12 um)18.67 K
Observed - Background BTD (3.9-10/11/12 um)2.63 K
BTD Anomaly (3.9-10/11/12 um)2.82 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.76
Fraction of Surrounding Red Channel Pixels that are Brighter0.73
Maximum Radiative Power14.01 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 38.10°
Mean Solar Zenith Angle 30.40°
Mean Glint Angle68.00°
Water Fraction0.00
Total Pixel Area 5.10 km2
Latest Satellite Imagery:
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