Wildfire Alert Report

Date: 2024-12-11
Time: 17:36:17
Production Date and Time: 2024-12-11 17:40:43 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20243461736173_e20243461738546_c20243461739023.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20243461731173_e20243461733546_c20243461734028.nc
Number Of Thermal Anomaly Alerts: 4
More details ▼ Hide details ▲

Possible Wildfire

Basic Information
State/Province(s) OR
Country/Countries USA
County/Locality(s) Clackamas County, OR
NWS WFO Portland OR
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-12-11 17:36:22UTC
Radiative Center (Lat, Lon): 45.020000°, -122.390000°
Nearby Counties (meeting alert criteria):
  • Clackamas County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power39.34 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)282.83 K
Observed - Background BT (3.9 um)16.62 K
BT Anomaly (3.9 um)11.08 K
Maximum Observed - Clear RTM BT (3.9 um)7.84 K
Maximum Observed BTD (3.9-10/11/12 um)25.72 K
Observed - Background BTD (3.9-10/11/12 um)16.41 K
BTD Anomaly (3.9-10/11/12 um)7.91 K
Similar Pixel Count0
BT Time Tendency (3.9 um)16.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.89
Fraction of Surrounding Red Channel Pixels that are Brighter0.95
Maximum Radiative Power39.34 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.20°
Mean Solar Zenith Angle 75.70°
Mean Glint Angle108.00°
Water Fraction0.00
Total Pixel Area 8.00 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Shasta County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-12-11 17:36:53UTC
Radiative Center (Lat, Lon): 40.790000°, -122.340000°
Nearby Counties (meeting alert criteria):
  • Shasta County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power9.85 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)282.75 K
Observed - Background BT (3.9 um)6.48 K
BT Anomaly (3.9 um)6.37 K
Maximum Observed - Clear RTM BT (3.9 um)3.41 K
Maximum Observed BTD (3.9-10/11/12 um)13.24 K
Observed - Background BTD (3.9-10/11/12 um)6.48 K
BTD Anomaly (3.9-10/11/12 um)6.28 K
Similar Pixel Count3
BT Time Tendency (3.9 um)1.80 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 Power9.85 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.80°
Mean Solar Zenith Angle 72.20°
Mean Glint Angle101.40°
Water Fraction0.00
Total Pixel Area 7.10 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Butte County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-12-11 17:36:53UTC
Radiative Center (Lat, Lon): 39.630000°, -121.370000°
Nearby Counties (meeting alert criteria):
  • Butte County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.83 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)286.82 K
Observed - Background BT (3.9 um)4.82 K
BT Anomaly (3.9 um)6.45 K
Maximum Observed - Clear RTM BT (3.9 um)7.62 K
Maximum Observed BTD (3.9-10/11/12 um)7.92 K
Observed - Background BTD (3.9-10/11/12 um)3.99 K
BTD Anomaly (3.9-10/11/12 um)6.38 K
Similar Pixel Count5
BT Time Tendency (3.9 um)2.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.88
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power7.83 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 48.90°
Mean Solar Zenith Angle 70.80°
Mean Glint Angle99.10°
Water Fraction0.00
Total Pixel Area 6.90 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Napa County, CA
NWS WFO San Francisco CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-12-11 17:36:53UTC
Radiative Center (Lat, Lon): 38.430000°, -122.280000°
Nearby Counties (meeting alert criteria):
  • Napa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power4.67 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)286.42 K
Observed - Background BT (3.9 um)3.57 K
BT Anomaly (3.9 um)5.38 K
Maximum Observed - Clear RTM BT (3.9 um)5.66 K
Maximum Observed BTD (3.9-10/11/12 um)5.32 K
Observed - Background BTD (3.9-10/11/12 um)1.98 K
BTD Anomaly (3.9-10/11/12 um)4.07 K
Similar Pixel Count6
BT Time Tendency (3.9 um)0.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder1.00
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power4.67 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 47.30°
Mean Solar Zenith Angle 70.20°
Mean Glint Angle97.60°
Water Fraction0.00
Total Pixel Area 6.70 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »