Wildfire Alert Report

Date: 2023-10-21
Time: 20:30:56
Production Date and Time: 2023-10-21 20:31:34 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadM2-M6C14_G18_s20232942030560_e20232942031017_c20232942031074.nc
L1 File(s) - TemporalNONE
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) ID
Country/Countries USA
County/Locality(s) Elmore County, ID
NWS WFO Boise ID
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-10-21 20:31:01UTC
Radiative Center (Lat, Lon): 43.380000°, -115.210000°
Nearby Counties (meeting alert criteria):
  • Elmore County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power48.57 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)315.93 K
Observed - Background BT (3.9 um)9.43 K
BT Anomaly (3.9 um)5.74 K
Maximum Observed - Clear RTM BT (3.9 um)25.36 K
Maximum Observed BTD (3.9-10/11/12 um)19.82 K
Observed - Background BTD (3.9-10/11/12 um)9.16 K
BTD Anomaly (3.9-10/11/12 um)14.22 K
Similar Pixel Count2
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.64
Fraction of Surrounding Red Channel Pixels that are Brighter0.87
Maximum Radiative Power48.57 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.90°
Mean Solar Zenith Angle 56.00°
Mean Glint Angle110.20°
Water Fraction0.00
Total Pixel Area 8.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Shasta County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2023-10-21 20:31:00UTC
Radiative Center (Lat, Lon): 40.810000°, -122.430000°
Nearby Counties (meeting alert criteria):
  • Shasta County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power446.94 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)334.85 K
Observed - Background BT (3.9 um)34.56 K
BT Anomaly (3.9 um)19.62 K
Maximum Observed - Clear RTM BT (3.9 um)40.60 K
Maximum Observed BTD (3.9-10/11/12 um)49.19 K
Observed - Background BTD (3.9-10/11/12 um)34.75 K
BTD Anomaly (3.9-10/11/12 um)21.36 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.51
Fraction of Surrounding Red Channel Pixels that are Brighter0.65
Maximum Radiative Power223.86 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.80°
Mean Solar Zenith Angle 52.10°
Mean Glint Angle101.30°
Water Fraction0.00
Total Pixel Area 21.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) UT
Country/Countries USA
County/Locality(s) Summit County, UT
NWS WFO Salt Lake City UT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-10-21 20:31:02UTC
Radiative Center (Lat, Lon): 40.630000°, -111.130000°
Nearby Counties (meeting alert criteria):
  • Summit County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power150.92 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk, Known Incident: UPPER PROVO RX (MEDIUM, tdiff=0.8622 days, POINT)
Event Priority Ranking4
Maximum Observed BT (3.9 um)316.99 K
Observed - Background BT (3.9 um)13.83 K
BT Anomaly (3.9 um)8.27 K
Maximum Observed - Clear RTM BT (3.9 um)26.61 K
Maximum Observed BTD (3.9-10/11/12 um)24.61 K
Observed - Background BTD (3.9-10/11/12 um)14.52 K
BTD Anomaly (3.9-10/11/12 um)18.39 K
Similar Pixel Count2
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.73
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power77.91 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.30°
Mean Solar Zenith Angle 54.60°
Mean Glint Angle108.00°
Water Fraction0.00
Total Pixel Area 16.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Placer County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2023-10-21 20:31:00UTC
Radiative Center (Lat, Lon): 39.060000°, -120.580000°
Nearby Counties (meeting alert criteria):
  • Placer County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power269.13 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)327.33 K
Observed - Background BT (3.9 um)27.35 K
BT Anomaly (3.9 um)16.89 K
Maximum Observed - Clear RTM BT (3.9 um)38.19 K
Maximum Observed BTD (3.9-10/11/12 um)35.43 K
Observed - Background BTD (3.9-10/11/12 um)27.60 K
BTD Anomaly (3.9-10/11/12 um)27.10 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.31
Fraction of Surrounding Red Channel Pixels that are Brighter0.89
Maximum Radiative Power143.54 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.60°
Mean Solar Zenith Angle 50.70°
Mean Glint Angle98.70°
Water Fraction0.00
Total Pixel Area 13.80 km2
Latest Satellite Imagery:
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