Wildfire Alert Report

Date: 2023-12-19
Time: 22:41:18
Production Date and Time: 2023-12-19 22:45:56 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20233532241183_e20233532243556_c20233532244044.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20233532236183_e20233532238556_c20233532239028.nc
Number Of Thermal Anomaly Alerts: 2
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries USA
County/Locality(s) Meagher County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-12-19 22:41:25UTC
Radiative Center (Lat, Lon): 46.410°, -110.750°
Nearby Counties (meeting alert criteria):
  • Meagher County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power42.60 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)285.94 K
Observed - Background BT (3.9 um)9.85 K
BT Anomaly (3.9 um)6.10 K
Maximum Observed - Clear RTM BT (3.9 um)16.26 K
Maximum Observed BTD (3.9-10/11/12 um)14.41 K
Observed - Background BTD (3.9-10/11/12 um)10.27 K
BTD Anomaly (3.9-10/11/12 um)5.94 K
Similar Pixel Count2
BT Time Tendency (3.9 um)1.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.70
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power22.39 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.60°
Mean Solar Zenith Angle 83.40°
Mean Glint Angle141.50°
Water Fraction0.00
Total Pixel Area 20.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CO
Country/Countries USA
County/Locality(s) Gunnison County, CO
NWS WFO Grand Junction CO
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-12-19 22:41:55UTC
Radiative Center (Lat, Lon): 38.220°, -107.340°
Nearby Counties (meeting alert criteria):
  • Gunnison County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power53.55 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)283.96 K
Observed - Background BT (3.9 um)21.60 K
BT Anomaly (3.9 um)14.93 K
Maximum Observed - Clear RTM BT (3.9 um)17.93 K
Maximum Observed BTD (3.9-10/11/12 um)37.08 K
Observed - Background BTD (3.9-10/11/12 um)22.14 K
BTD Anomaly (3.9-10/11/12 um)18.68 K
Similar Pixel Count4
BT Time Tendency (3.9 um)4.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.75
Fraction of Surrounding Red Channel Pixels that are Brighter0.81
Maximum Radiative Power53.55 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.30°
Mean Solar Zenith Angle 79.70°
Mean Glint Angle133.60°
Water Fraction0.00
Total Pixel Area 8.60 km2
Latest Satellite Imagery:
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