GOES-East switch from GOES-16 to GOES-19 has been delayed to ‘no earlier than’ Monday, April 7 due to declaration of a critical weather day on Friday, April 4. There may be a short disruption in the NGFS detections or imagery during the transition to the new satellite. More information. Delay information.
Wildfire Alert Report
| Date: | 2025-03-21 |
|---|---|
| Time: | 17:56:17 |
| Production Date and Time: | 2025-03-21 18:00:57 UTC |
| Primary Instrument: | GOES-18 ABI |
| Wmo Spacecraft Id: | 665 |
| Location/orbit: | GEO |
| L1 File: | OR_ABI-L1b-RadC-M6C14_G18_s20250801756176_e20250801758549_c20250801759038.nc |
| L1 File(s) - Temporal | OR_ABI-L1b-RadC-M6C14_G18_s20250801751176_e20250801753549_c20250801754030.nc |
| Number Of Thermal Anomaly Alerts: | 1 |
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Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | MT |
| Country/Countries | United States |
| County/Locality(s) | Phillips County, MT |
| NWS WFO | Glasgow MT |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2025-03-21 17:56:24UTC |
| Radiative Center (Lat, Lon): | 48.393055°, -107.681664° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 35.08 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 299.01 K |
| Observed - Background BT (3.9 um) | 6.59 K |
| BT Anomaly (3.9 um) | 3.81 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 14.86 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 17.95 K |
| Observed - Background BTD (3.9-10/11/12 um) | 6.87 K |
| BTD Anomaly (3.9-10/11/12 um) | 3.61 K |
| Similar Pixel Count | 6 |
| BT Time Tendency (3.9 um) | 4.00 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.69 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 0.80 |
| Maximum Radiative Power | 35.08 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 62.70° |
| Mean Solar Zenith Angle | 51.70° |
| Mean Glint Angle | 91.70° |
| Water Fraction | 0.00 |
| Total Pixel Area | 8.70 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
