1850 UTC June 07 2025: NGFS processing has resumed at UW/SSEC. The source of the earlier power outage is being investigated. Additional outages, while not expected, are possible.
Wildfire Alert
Aid: 1046289
Alert Type: Possible Wildfire
Date: 2025-05-09 21:11:17
Show details ▲▼
| Basic Information | |
|---|---|
| State/Province(s) | SD |
| Country/Countries | United States |
| County/Locality(s) | McCook County, SD |
| NWS WFO | Sioux Falls SD |
| Identification Method | Enhanced Contextual (Cloud) |
| Mean Object Date/Time | 2025-05-09 21:11:20UTC |
| Radiative Center (Lat, Lon): | 43.613888°, -97.131943° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 98.31 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk, Known Incident: Kinds-Munce WPA RX (HIGH, tdiff=0.03978 days, Point) |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 322.45 K |
| Observed - Background BT (3.9 um) | 15.22 K |
| BT Anomaly (3.9 um) | 7.79 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 25.62 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 32.37 K |
| Observed - Background BTD (3.9-10/11/12 um) | 15.09 K |
| BTD Anomaly (3.9-10/11/12 um) | 9.48 K |
| Similar Pixel Count | 0 |
| BT Time Tendency (3.9 um) | 17.40 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.68 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 98.31 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 55.20° |
| Mean Solar Zenith Angle | 43.90° |
| Mean Glint Angle | 61.60° |
| Water Fraction | 0.00 |
| Total Pixel Area | 7.00 km2 |
| Latest Satellite Imagery: | |
