Wildfire Alert Report
| Date: | 2025-09-05 |
|---|---|
| Time: | 04:56:17 |
| Production Date and Time: | 2025-09-05 05:01:08 UTC |
| Primary Instrument: | GOES-18 ABI |
| Wmo Spacecraft Id: | 665 |
| Location/orbit: | GEO |
| L1 File: | OR_ABI-L1b-RadC-M6C14_G18_s20252480456175_e20252480458548_c20252480459032.nc |
| L1 File(s) - Temporal | OR_ABI-L1b-RadC-M6C14_G18_s20252480451175_e20252480453548_c20252480454023.nc |
| Number Of Thermal Anomaly Alerts: | 1 |
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Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | WA |
| Country/Countries | United States |
| County/Locality(s) | Mason County, WA |
| NWS WFO | Seattle WA |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-09-05 04:56:22UTC |
| Radiative Center (Lat, Lon): | 47.543610°, -123.307777° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 9.11 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk, Known Incident: Bear Gulch (HIGH, tdiff=0.19269 days, Perimeter) |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 292.07 K |
| Observed - Background BT (3.9 um) | 3.37 K |
| BT Anomaly (3.9 um) | 6.11 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 4.20 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 6.04 K |
| Observed - Background BTD (3.9-10/11/12 um) | 3.20 K |
| BTD Anomaly (3.9-10/11/12 um) | 5.56 K |
| Similar Pixel Count | 2 |
| BT Time Tendency (3.9 um) | 0.90 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.46 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 9.11 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 56.60° |
| Mean Solar Zenith Angle | 110.30° |
| Mean Glint Angle | 86.50° |
| Water Fraction | 0.00 |
| Total Pixel Area | 7.30 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
