Wildfire Alert Report

Date: 2024-05-21
Time: 17:46:18
Production Date and Time: 2024-05-21 17:51:03 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20241421746184_e20241421748557_c20241421749023.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20241421741184_e20241421743557_c20241421744056.nc
Number Of Thermal Anomaly Alerts: 3
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries USA
County/Locality(s) Big Horn County, MT
NWS WFO Billings MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-05-21 17:46:25UTC
Radiative Center (Lat, Lon): 45.800°, -107.090°
Nearby Counties (meeting alert criteria):
  • Big Horn County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power125.72 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)298.33 K
Observed - Background BT (3.9 um)15.02 K
BT Anomaly (3.9 um)3.89 K
Maximum Observed - Clear RTM BT (3.9 um)10.04 K
Maximum Observed BTD (3.9-10/11/12 um)43.71 K
Observed - Background BTD (3.9-10/11/12 um)15.24 K
BTD Anomaly (3.9-10/11/12 um)4.19 K
Similar Pixel Count0
BT Time Tendency (3.9 um)3.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.29
Fraction of Surrounding Red Channel Pixels that are Brighter0.94
Maximum Radiative Power125.72 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 60.70°
Mean Solar Zenith Angle 30.20°
Mean Glint Angle70.90°
Water Fraction0.00
Total Pixel Area 11.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) San Luis Obispo County, CA
NWS WFO Los Angeles/Oxnard CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-05-21 17:47:24UTC
Radiative Center (Lat, Lon): 35.360°, -120.360°
Nearby Counties (meeting alert criteria):
  • San Luis Obispo County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power15.50 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.10 K
Observed - Background BT (3.9 um)5.06 K
BT Anomaly (3.9 um)2.32 K
Maximum Observed - Clear RTM BT (3.9 um)7.11 K
Maximum Observed BTD (3.9-10/11/12 um)10.27 K
Observed - Background BTD (3.9-10/11/12 um)4.76 K
BTD Anomaly (3.9-10/11/12 um)6.23 K
Similar Pixel Count3
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.53
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power15.50 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 44.90°
Mean Solar Zenith Angle 32.50°
Mean Glint Angle49.30°
Water Fraction0.00
Total Pixel Area 6.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Riverside County, CA
NWS WFO Phoenix AZ
Identification MethodEnhanced Contextual (Bias)
Mean Object Date/Time2024-05-21 17:47:25UTC
Radiative Center (Lat, Lon): 33.590°, -114.750°
Nearby Counties (meeting alert criteria):
  • Riverside County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power3635.05 MW
Map:
Additional Information
Alert Status New Feature
Type of EventSolar panel (database + spectral)
Event Priority Ranking5
Maximum Observed BT (3.9 um)392.34 K
Observed - Background BT (3.9 um)70.98 K
BT Anomaly (3.9 um)77.11 K
Maximum Observed - Clear RTM BT (3.9 um)74.37 K
Maximum Observed BTD (3.9-10/11/12 um)78.90 K
Observed - Background BTD (3.9-10/11/12 um)69.70 K
BTD Anomaly (3.9-10/11/12 um)130.69 K
Similar Pixel Count0
BT Time Tendency (3.9 um)63.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder1.00
Fraction of Surrounding Red Channel Pixels that are Brighter0.00
Maximum Radiative Power1545.05 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 46.00°
Mean Solar Zenith Angle 27.60°
Mean Glint Angle45.70°
Water Fraction0.00
Total Pixel Area 59.60 km2
Latest Satellite Imagery:
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