Wildfire Alert Report
| Date: | 2025-07-19 | 
|---|---|
| Time: | 20:01:19 | 
| Production Date and Time: | 2025-07-19 20:06:12 UTC | 
| Primary Instrument: | GOES-18 ABI | 
| Wmo Spacecraft Id: | 665 | 
| Location/orbit: | GEO | 
| L1 File: | OR_ABI-L1b-RadC-M6C14_G18_s20252002001198_e20252002003571_c20252002004070.nc | 
| L1 File(s) - Temporal | OR_ABI-L1b-RadC-M6C14_G18_s20252001956198_e20252001958571_c20252001959062.nc | 
| Number Of Thermal Anomaly Alerts: | 2 | 
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | CA | 
| Country/Countries | United States | 
| County/Locality(s) | Siskiyou County, CA | 
| NWS WFO | Medford OR | 
| Identification Method | Enhanced Contextual (Clear) | 
| Mean Object Date/Time | 2025-07-19 20:01:55UTC | 
| Radiative Center (Lat, Lon): | 41.298889°, -122.469719° | 
| Nearby Counties (meeting alert criteria): | 
 | 
| Total Radiative Power Anomaly | n/a | 
| Total Radiative Power | 10.57 MW | 
| Map: | |
| Additional Information | |
| Alert Status | New Feature | 
| Type of Event | Nominal Risk | 
| Event Priority Ranking | 4 | 
| Maximum Observed BT (3.9 um) | 309.18 K | 
| Observed - Background BT (3.9 um) | 2.23 K | 
| BT Anomaly (3.9 um) | 1.24 K | 
| Maximum Observed - Clear RTM BT (3.9 um) | 11.28 K | 
| Maximum Observed BTD (3.9-10/11/12 um) | 8.54 K | 
| Observed - Background BTD (3.9-10/11/12 um) | 1.72 K | 
| BTD Anomaly (3.9-10/11/12 um) | 2.00 K | 
| Similar Pixel Count | 25 | 
| BT Time Tendency (3.9 um) | 0.50 K | 
| Image Interval | 5.00 minutes | 
| Fraction of Surrounding LWIR Pixels that are Colder | 0.57 | 
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 | 
| Maximum Radiative Power | 10.57 MW | 
| Maximum Radiative Power Uncertainty | 0.00 MW | 
| Total Radiative Power Uncertainty | 0.00 MW | 
| Mean Viewing Angle | 50.30° | 
| Mean Solar Zenith Angle | 20.40° | 
| Mean Glint Angle | 68.30° | 
| Water Fraction | 0.00 | 
| Total Pixel Area | 6.30 km2 | 
| Latest Satellite Imagery: | |
| View all event imagery » | |
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | CA | 
| Country/Countries | United States | 
| County/Locality(s) | Placer County, CA | 
| NWS WFO | Sacramento CA | 
| Identification Method | Enhanced Contextual (Clear) | 
| Mean Object Date/Time | 2025-07-19 20:01:55UTC | 
| Radiative Center (Lat, Lon): | 39.296665°, -120.663330° | 
| Nearby Counties (meeting alert criteria): | 
 | 
| Total Radiative Power Anomaly | n/a | 
| Total Radiative Power | 8.96 MW | 
| Map: | |
| Additional Information | |
| Alert Status | New Feature | 
| Type of Event | Nominal Risk | 
| Event Priority Ranking | 4 | 
| Maximum Observed BT (3.9 um) | 307.97 K | 
| Observed - Background BT (3.9 um) | 1.69 K | 
| BT Anomaly (3.9 um) | 0.89 K | 
| Maximum Observed - Clear RTM BT (3.9 um) | 11.04 K | 
| Maximum Observed BTD (3.9-10/11/12 um) | 7.51 K | 
| Observed - Background BTD (3.9-10/11/12 um) | 1.72 K | 
| BTD Anomaly (3.9-10/11/12 um) | 1.43 K | 
| Similar Pixel Count | 17 | 
| BT Time Tendency (3.9 um) | 1.90 K | 
| Image Interval | 5.00 minutes | 
| Fraction of Surrounding LWIR Pixels that are Colder | 0.49 | 
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 | 
| Maximum Radiative Power | 8.96 MW | 
| Maximum Radiative Power Uncertainty | 0.00 MW | 
| Total Radiative Power Uncertainty | 0.00 MW | 
| Mean Viewing Angle | 48.80° | 
| Mean Solar Zenith Angle | 18.20° | 
| Mean Glint Angle | 65.00° | 
| Water Fraction | 0.00 | 
| Total Pixel Area | 6.10 km2 | 
| Latest Satellite Imagery: | |
| View all event imagery » | |


 
			