Wildfire Alert Report

Date: 2023-08-17
Time: 22:41:18
Production Date and Time: 2023-08-17 22:45:44 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20232292241187_e20232292243561_c20232292244044.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20232292236187_e20232292238560_c20232292239047.nc
Number Of Thermal Anomaly Alerts: 3
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Canada
County/Locality(s) Canada
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-08-17 22:41:24UTC
Radiative Center (Lat, Lon): 50.590000°, -117.210000°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power21.02 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.11 K
Observed - Background BT (3.9 um)4.00 K
BT Anomaly (3.9 um)2.74 K
Maximum Observed - Clear RTM BT (3.9 um)10.73 K
Maximum Observed BTD (3.9-10/11/12 um)13.57 K
Observed - Background BTD (3.9-10/11/12 um)3.86 K
BTD Anomaly (3.9-10/11/12 um)3.68 K
Similar Pixel Count20
BT Time Tendency (3.9 um)2.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.46
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power21.02 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 61.30°
Mean Solar Zenith Angle 50.00°
Mean Glint Angle104.70°
Water Fraction0.00
Total Pixel Area 10.40 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Canada
County/Locality(s) Canada
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-08-17 22:41:24UTC
Radiative Center (Lat, Lon): 50.300000°, -117.120000°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power114.09 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.00 K
Observed - Background BT (3.9 um)11.50 K
BT Anomaly (3.9 um)6.77 K
Maximum Observed - Clear RTM BT (3.9 um)17.02 K
Maximum Observed BTD (3.9-10/11/12 um)20.84 K
Observed - Background BTD (3.9-10/11/12 um)11.75 K
BTD Anomaly (3.9-10/11/12 um)9.33 K
Similar Pixel Count2
BT Time Tendency (3.9 um)9.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.58
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power64.42 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 61.10°
Mean Solar Zenith Angle 49.90°
Mean Glint Angle104.40°
Water Fraction0.00
Total Pixel Area 20.60 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries USA
County/Locality(s) Glacier County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2023-08-17 22:41:24UTC
Radiative Center (Lat, Lon): 48.840000°, -112.250000°
Nearby Counties (meeting alert criteria):
  • Glacier County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power751.00 MW
Map:
Additional Information
Alert Status New Feature
Type of EventCritical SPC Risk and Red Flag Warning
Event Priority Ranking1
Maximum Observed BT (3.9 um)336.69 K
Observed - Background BT (3.9 um)25.57 K
BT Anomaly (3.9 um)23.08 K
Maximum Observed - Clear RTM BT (3.9 um)31.73 K
Maximum Observed BTD (3.9-10/11/12 um)36.62 K
Observed - Background BTD (3.9-10/11/12 um)26.37 K
BTD Anomaly (3.9-10/11/12 um)47.89 K
Similar Pixel Count0
BT Time Tendency (3.9 um)23.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.16
Fraction of Surrounding Red Channel Pixels that are Brighter0.94
Maximum Radiative Power272.93 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 61.20°
Mean Solar Zenith Angle 52.00°
Mean Glint Angle106.40°
Water Fraction0.00
Total Pixel Area 43.00 km2
Latest Satellite Imagery:
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