Wildfire Alert Report
| Date: | 2025-04-21 |
|---|---|
| Time: | 17:46:17 |
| Production Date and Time: | 2025-04-21 17:51:02 UTC |
| Primary Instrument: | GOES-18 ABI |
| Wmo Spacecraft Id: | 665 |
| Location/orbit: | GEO |
| L1 File: | OR_ABI-L1b-RadC-M6C14_G18_s20251111746173_e20251111748546_c20251111749044.nc |
| L1 File(s) - Temporal | OR_ABI-L1b-RadC-M6C14_G18_s20251111741173_e20251111743546_c20251111744038.nc |
| Number Of Thermal Anomaly Alerts: | 3 |
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Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | ND |
| Country/Countries | United States |
| County/Locality(s) | Barnes County, ND |
| NWS WFO | Grand Forks ND |
| Identification Method | Enhanced Contextual (Cloud) |
| Mean Object Date/Time | 2025-04-21 17:46:24UTC |
| Radiative Center (Lat, Lon): | 47.069443°, -98.301941° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 108.66 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 305.41 K |
| Observed - Background BT (3.9 um) | 9.26 K |
| BT Anomaly (3.9 um) | 5.73 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 16.09 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 40.80 K |
| Observed - Background BTD (3.9-10/11/12 um) | 9.07 K |
| BTD Anomaly (3.9-10/11/12 um) | 4.09 K |
| Similar Pixel Count | 0 |
| BT Time Tendency (3.9 um) | 7.10 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.77 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 0.81 |
| Maximum Radiative Power | 108.66 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 66.30° |
| Mean Solar Zenith Angle | 36.80° |
| Mean Glint Angle | 84.10° |
| Water Fraction | 0.00 |
| Total Pixel Area | 9.90 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | CA |
| Country/Countries | United States |
| County/Locality(s) | Butte County, CA |
| NWS WFO | Sacramento CA |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-04-21 17:46:53UTC |
| Radiative Center (Lat, Lon): | 39.651112°, -121.851112° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 15.33 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 303.28 K |
| Observed - Background BT (3.9 um) | 3.53 K |
| BT Anomaly (3.9 um) | 1.89 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 9.78 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 10.02 K |
| Observed - Background BTD (3.9-10/11/12 um) | 3.92 K |
| BTD Anomaly (3.9-10/11/12 um) | 5.06 K |
| Similar Pixel Count | 10 |
| BT Time Tendency (3.9 um) | 1.40 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.23 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 15.33 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 48.70° |
| Mean Solar Zenith Angle | 41.70° |
| Mean Glint Angle | 65.90° |
| Water Fraction | 0.00 |
| Total Pixel Area | 6.10 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | CA |
| Country/Countries | United States |
| County/Locality(s) | Colusa County, CA |
| NWS WFO | Sacramento CA |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-04-21 17:46:53UTC |
| Radiative Center (Lat, Lon): | 38.971390°, -122.048615° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 15.44 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 302.87 K |
| Observed - Background BT (3.9 um) | 3.28 K |
| BT Anomaly (3.9 um) | 2.34 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 10.00 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 9.17 K |
| Observed - Background BTD (3.9-10/11/12 um) | 3.96 K |
| BTD Anomaly (3.9-10/11/12 um) | 4.74 K |
| Similar Pixel Count | 5 |
| BT Time Tendency (3.9 um) | 0.90 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.17 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 15.44 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 48.00° |
| Mean Solar Zenith Angle | 41.50° |
| Mean Glint Angle | 64.70° |
| Water Fraction | 0.00 |
| Total Pixel Area | 6.00 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
