Wildfire Alert Report

Date: 2024-06-18
Time: 18:21:19
Production Date and Time: 2024-06-18 18:25:53 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G18_s20241701821191_e20241701823564_c20241701824046.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G18_s20241701816191_e20241701818564_c20241701819052.nc
Number Of Thermal Anomaly Alerts: 3
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Possible Wildfire

Basic Information
State/Province(s) OR
Country/Countries USA
County/Locality(s) Polk County, OR
NWS WFO Portland OR
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-06-18 18:21:24UTC
Radiative Center (Lat, Lon): 45.030°, -123.310°
Nearby Counties (meeting alert criteria):
  • Polk County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power53.51 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.90 K
Observed - Background BT (3.9 um)15.81 K
BT Anomaly (3.9 um)4.21 K
Maximum Observed - Clear RTM BT (3.9 um)21.54 K
Maximum Observed BTD (3.9-10/11/12 um)26.87 K
Observed - Background BTD (3.9-10/11/12 um)16.07 K
BTD Anomaly (3.9-10/11/12 um)4.19 K
Similar Pixel Count0
BT Time Tendency (3.9 um)13.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.30
Fraction of Surrounding Red Channel Pixels that are Brighter0.41
Maximum Radiative Power53.51 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.90°
Mean Solar Zenith Angle 31.40°
Mean Glint Angle66.80°
Water Fraction0.00
Total Pixel Area 7.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Lassen County, CA
NWS WFO Reno NV
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-06-18 18:21:55UTC
Radiative Center (Lat, Lon): 40.920°, -120.510°
Nearby Counties (meeting alert criteria):
  • Lassen County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.24 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.15 K
Observed - Background BT (3.9 um)4.70 K
BT Anomaly (3.9 um)3.47 K
Maximum Observed - Clear RTM BT (3.9 um)9.75 K
Maximum Observed BTD (3.9-10/11/12 um)9.87 K
Observed - Background BTD (3.9-10/11/12 um)2.90 K
BTD Anomaly (3.9-10/11/12 um)6.46 K
Similar Pixel Count16
BT Time Tendency (3.9 um)2.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.25
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.24 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.50°
Mean Solar Zenith Angle 27.50°
Mean Glint Angle58.80°
Water Fraction0.00
Total Pixel Area 7.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Los Angeles County, CA
NWS WFO Los Angeles/Oxnard CA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-06-18 18:22:25UTC
Radiative Center (Lat, Lon): 34.790°, -118.500°
Nearby Counties (meeting alert criteria):
  • Los Angeles County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power1028.83 MW
Map:
Additional Information
Alert Status New Feature
Type of EventSolar panel (database + spectral)
Event Priority Ranking5
Maximum Observed BT (3.9 um)359.87 K
Observed - Background BT (3.9 um)39.47 K
BT Anomaly (3.9 um)28.76 K
Maximum Observed - Clear RTM BT (3.9 um)50.27 K
Maximum Observed BTD (3.9-10/11/12 um)47.68 K
Observed - Background BTD (3.9-10/11/12 um)38.40 K
BTD Anomaly (3.9-10/11/12 um)29.84 K
Similar Pixel Count0
BT Time Tendency (3.9 um)34.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.96
Fraction of Surrounding Red Channel Pixels that are Brighter0.00
Maximum Radiative Power399.26 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 45.20°
Mean Solar Zenith Angle 23.30°
Mean Glint Angle46.90°
Water Fraction0.00
Total Pixel Area 32.10 km2
Latest Satellite Imagery:
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