Jan 2026: Due to an ongoing data center cooling system construction project, NGFS data outages may occur with little or no notice. Bitterly cold air in Madison Jan 22-24 increases risk of outages.
Wildfire Alert Report
| Date: | 2025-08-27 |
|---|---|
| Time: | 14:01:17 |
| Production Date and Time: | 2025-08-27 14:06:17 UTC |
| Primary Instrument: | GOES-19 ABI |
| Wmo Spacecraft Id: | 666 |
| Location/orbit: | GEO |
| L1 File: | OR_ABI-L1b-RadC-M6C14_G19_s20252391401178_e20252391403551_c20252391404041.nc |
| L1 File(s) - Temporal | OR_ABI-L1b-RadC-M6C14_G19_s20252391356178_e20252391358551_c20252391359028.nc |
| Number Of Thermal Anomaly Alerts: | 3 |
More details ▼
Hide details ▲
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | SD |
| Country/Countries | United States |
| County/Locality(s) | Turner County, SD |
| NWS WFO | Sioux Falls SD |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-08-27 14:01:20UTC |
| Radiative Center (Lat, Lon): | 43.326946°, -97.324722° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 22.18 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 294.31 K |
| Observed - Background BT (3.9 um) | 3.63 K |
| BT Anomaly (3.9 um) | 4.89 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 2.75 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 8.24 K |
| Observed - Background BTD (3.9-10/11/12 um) | 3.31 K |
| BTD Anomaly (3.9-10/11/12 um) | 2.92 K |
| Similar Pixel Count | 3 |
| BT Time Tendency (3.9 um) | 2.40 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.62 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 11.71 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 55.00° |
| Mean Solar Zenith Angle | 66.40° |
| Mean Glint Angle | 103.80° |
| Water Fraction | 0.00 |
| Total Pixel Area | 14.00 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | AL |
| Country/Countries | United States |
| County/Locality(s) | Franklin County, AL |
| NWS WFO | Huntsville AL |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-08-27 14:02:21UTC |
| Radiative Center (Lat, Lon): | 34.395832°, -87.901665° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 8.12 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 295.57 K |
| Observed - Background BT (3.9 um) | 3.28 K |
| BT Anomaly (3.9 um) | 10.92 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 6.25 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 6.15 K |
| Observed - Background BTD (3.9-10/11/12 um) | 3.25 K |
| BTD Anomaly (3.9-10/11/12 um) | 7.62 K |
| Similar Pixel Count | 1 |
| BT Time Tendency (3.9 um) | 3.30 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.48 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 8.12 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 42.40° |
| Mean Solar Zenith Angle | 57.80° |
| Mean Glint Angle | 84.60° |
| Water Fraction | 0.00 |
| Total Pixel Area | 5.40 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | AL |
| Country/Countries | United States |
| County/Locality(s) | Covington County, AL |
| NWS WFO | Mobile AL |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-08-27 14:02:21UTC |
| Radiative Center (Lat, Lon): | 31.508055°, -86.492226° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 22.75 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 302.16 K |
| Observed - Background BT (3.9 um) | 8.21 K |
| BT Anomaly (3.9 um) | 11.81 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 9.38 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 19.33 K |
| Observed - Background BTD (3.9-10/11/12 um) | 8.97 K |
| BTD Anomaly (3.9-10/11/12 um) | 6.94 K |
| Similar Pixel Count | 9 |
| BT Time Tendency (3.9 um) | 6.70 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 | 0.77 |
| Maximum Radiative Power | 22.75 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 38.90° |
| Mean Solar Zenith Angle | 56.20° |
| Mean Glint Angle | 79.90° |
| Water Fraction | 0.00 |
| Total Pixel Area | 5.10 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
