Wildfire Alert Report

Date: 2023-08-16
Time: 20:57:56
Production Date and Time: 2023-08-16 20:58:49 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadM2-M6C14_G18_s20232282057565_e20232282058022_c20232282058082.nc
L1 File(s) - TemporalOR_ABI-L1b-RadM2-M6C14_G18_s20232282055564_e20232282056022_c20232282056080.nc
Number Of Thermal Anomaly Alerts: 2
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Possible Wildfire

Basic Information
State/Province(s) WA
Country/Countries USA
County/Locality(s) Walla Walla County, WA
NWS WFO Pendleton OR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-08-16 20:57:58UTC
Radiative Center (Lat, Lon): 46.220000°, -118.480000°
Nearby Counties (meeting alert criteria):
  • Walla Walla County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power34.60 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)328.23 K
Observed - Background BT (3.9 um)4.23 K
BT Anomaly (3.9 um)3.52 K
Maximum Observed - Clear RTM BT (3.9 um)15.10 K
Maximum Observed BTD (3.9-10/11/12 um)17.12 K
Observed - Background BTD (3.9-10/11/12 um)3.92 K
BTD Anomaly (3.9-10/11/12 um)7.01 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.20 K
Image Interval2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.63
Fraction of Surrounding Red Channel Pixels that are Brighter0.73
Maximum Radiative Power34.60 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.50°
Mean Solar Zenith Angle 34.40°
Mean Glint Angle90.90°
Water Fraction0.00
Total Pixel Area 8.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Del Norte County, CA
NWS WFO Eureka CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-08-16 20:58:00UTC
Radiative Center (Lat, Lon): 41.520000°, -123.720000°
Nearby Counties (meeting alert criteria):
  • Del Norte County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power21.50 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk and Red Flag Warning, Known Incident: MOSQUITO- O (LOW, tdiff=0.67303 days, PERIMETER)
Event Priority Ranking1
Maximum Observed BT (3.9 um)312.02 K
Observed - Background BT (3.9 um)4.22 K
BT Anomaly (3.9 um)1.87 K
Maximum Observed - Clear RTM BT (3.9 um)16.94 K
Maximum Observed BTD (3.9-10/11/12 um)13.95 K
Observed - Background BTD (3.9-10/11/12 um)4.20 K
BTD Anomaly (3.9-10/11/12 um)2.92 K
Similar Pixel Count22
BT Time Tendency (3.9 um)0.90 K
Image Interval2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.53
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power21.50 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.10°
Mean Solar Zenith Angle 28.60°
Mean Glint Angle78.70°
Water Fraction0.00
Total Pixel Area 7.10 km2
Latest Satellite Imagery:
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