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: | 2024-12-31 |
|---|---|
| Time: | 03:29:26 |
| Production Date and Time: | 2024-12-31 03:30:02 UTC |
| Primary Instrument: | GOES-18 ABI |
| Wmo Spacecraft Id: | 665 |
| Location/orbit: | GEO |
| L1 File: | OR_ABI-L1b-RadM1-M6C14_G18_s20243660329261_e20243660329318_c20243660329369.nc |
| L1 File(s) - Temporal | OR_ABI-L1b-RadM1-M6C14_G18_s20243660328261_e20243660328318_c20243660328372.nc |
| Number Of Thermal Anomaly Alerts: | 1 |
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Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | MT |
| Country/Countries | USA |
| County/Locality(s) | Meagher County, MT |
| NWS WFO | Great Falls MT |
| Identification Method | Enhanced Contextual (Cloud) |
| Mean Object Date/Time | 2024-12-31 03:29:29UTC |
| Radiative Center (Lat, Lon): | 46.620000°, -110.910000° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 34.70 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 265.79 K |
| Observed - Background BT (3.9 um) | 14.10 K |
| BT Anomaly (3.9 um) | 6.87 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 3.93 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 15.54 K |
| Observed - Background BTD (3.9-10/11/12 um) | 13.25 K |
| BTD Anomaly (3.9-10/11/12 um) | 9.70 K |
| Similar Pixel Count | 0 |
| BT Time Tendency (3.9 um) | 2.30 K |
| Image Interval | 1.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.90 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 19.95 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 59.80° |
| Mean Solar Zenith Angle | 127.70° |
| Mean Glint Angle | 129.60° |
| Water Fraction | 0.00 |
| Total Pixel Area | 20.50 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
