Wildfire Alert Report

Date: 2024-09-04
Time: 20:41:17
Production Date and Time: 2024-09-04 20:45:54 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20242482041173_e20242482043546_c20242482044044.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20242482036173_e20242482038546_c20242482038599.nc
Number Of Thermal Anomaly Alerts: 3
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries USA
County/Locality(s) Ravalli County, MT
NWS WFO Missoula MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-09-04 20:41:23UTC
Radiative Center (Lat, Lon): 46.200°, -113.860°
Nearby Counties (meeting alert criteria):
  • Ravalli County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power184.06 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk, Known Incident: DALY (HIGH, tdiff=0.08909 days, POINT)
Event Priority Ranking4
Maximum Observed BT (3.9 um)320.14 K
Observed - Background BT (3.9 um)19.33 K
BT Anomaly (3.9 um)9.83 K
Maximum Observed - Clear RTM BT (3.9 um)27.75 K
Maximum Observed BTD (3.9-10/11/12 um)36.47 K
Observed - Background BTD (3.9-10/11/12 um)19.52 K
BTD Anomaly (3.9-10/11/12 um)8.02 K
Similar Pixel Count0
BT Time Tendency (3.9 um)6.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.18
Fraction of Surrounding Red Channel Pixels that are Brighter0.08
Maximum Radiative Power122.20 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.20°
Mean Solar Zenith Angle 41.60°
Mean Glint Angle99.60°
Water Fraction0.00
Total Pixel Area 19.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WY
Country/Countries USA
County/Locality(s) Converse County, WY
NWS WFO Cheyenne WY
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-09-04 20:41:54UTC
Radiative Center (Lat, Lon): 42.290°, -105.380°
Nearby Counties (meeting alert criteria):
  • Converse County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power588.58 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.98 K
Observed - Background BT (3.9 um)25.07 K
BT Anomaly (3.9 um)7.06 K
Maximum Observed - Clear RTM BT (3.9 um)8.40 K
Maximum Observed BTD (3.9-10/11/12 um)33.73 K
Observed - Background BTD (3.9-10/11/12 um)24.84 K
BTD Anomaly (3.9-10/11/12 um)9.45 K
Similar Pixel Count0
BT Time Tendency (3.9 um)10.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.38
Fraction of Surrounding Red Channel Pixels that are Brighter0.40
Maximum Radiative Power588.58 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.70°
Mean Solar Zenith Angle 41.60°
Mean Glint Angle100.30°
Water Fraction0.00
Total Pixel Area 10.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WY
Country/Countries USA
County/Locality(s) Albany County, WY
NWS WFO Cheyenne WY
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-09-04 20:41:54UTC
Radiative Center (Lat, Lon): 42.270°, -105.330°
Nearby Counties (meeting alert criteria):
  • Albany County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power472.19 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)302.72 K
Observed - Background BT (3.9 um)27.47 K
BT Anomaly (3.9 um)7.36 K
Maximum Observed - Clear RTM BT (3.9 um)13.10 K
Maximum Observed BTD (3.9-10/11/12 um)36.36 K
Observed - Background BTD (3.9-10/11/12 um)26.70 K
BTD Anomaly (3.9-10/11/12 um)11.14 K
Similar Pixel Count0
BT Time Tendency (3.9 um)8.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.38
Fraction of Surrounding Red Channel Pixels that are Brighter0.38
Maximum Radiative Power472.19 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.70°
Mean Solar Zenith Angle 41.60°
Mean Glint Angle100.30°
Water Fraction0.00
Total Pixel Area 10.30 km2
Latest Satellite Imagery:
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