Wildfire Alert
Aid: 627820
Alert Type: Possible Wildfire
Date: 2023-10-18 20:30:55 Show details

Basic Information
State/Province(s) IL
Country/Countries USA
County/Locality(s) St. Clair County, IL
NWS WFO St Louis MO
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2023-10-18 20:30:56UTC
Radiative Center (Lat, Lon): 38.220°, -89.840°
Nearby Counties (meeting alert criteria):
  • St. Clair County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.58 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNonmetal-mineral
Event Priority Ranking5
Maximum Observed BT (3.9 um)300.42 K
Observed - Background BT (3.9 um)4.12 K
BT Anomaly (3.9 um)3.83 K
Maximum Observed - Clear RTM BT (3.9 um)10.64 K
Maximum Observed BTD (3.9-10/11/12 um)12.27 K
Observed - Background BTD (3.9-10/11/12 um)4.05 K
BTD Anomaly (3.9-10/11/12 um)6.10 K
Similar Pixel Count11
BT Time Tendency (3.9 um)2.90 K
Image Interval3.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.60
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power11.58 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 47.10°
Mean Solar Zenith Angle 61.50°
Mean Glint Angle83.30°
Water Fraction0.00
Total Pixel Area 6.60 km2
Latest Satellite Imagery:
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