Wildfire Alert Report

Date: 2024-07-11
Time: 12:51:17
Production Date and Time: 2024-07-11 12:55:35 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20241931251176_e20241931253549_c20241931254009.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20241931246176_e20241931248549_c20241931249003.nc
Number Of Thermal Anomaly Alerts: 1
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries USA
County/Locality(s) Lewis and Clark County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-07-11 12:51:23UTC
Radiative Center (Lat, Lon): 46.680°, -111.710°
Nearby Counties (meeting alert criteria):
  • Lewis and Clark County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power221.98 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk, Known Incident: HORSE GULCH (MEDIUM, tdiff=0.68007 days, PERIMETER)
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.60 K
Observed - Background BT (3.9 um)23.31 K
BT Anomaly (3.9 um)6.88 K
Maximum Observed - Clear RTM BT (3.9 um)23.92 K
Maximum Observed BTD (3.9-10/11/12 um)34.92 K
Observed - Background BTD (3.9-10/11/12 um)24.03 K
BTD Anomaly (3.9-10/11/12 um)7.84 K
Similar Pixel Count0
BT Time Tendency (3.9 um)46.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.91
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power142.95 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.50°
Mean Solar Zenith Angle 80.60°
Mean Glint Angle38.40°
Water Fraction0.00
Total Pixel Area 20.20 km2
Latest Satellite Imagery:
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