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: | 2024-09-26 |
|---|---|
| Time: | 20:26:18 |
| Production Date and Time: | 2024-09-26 20:30:50 UTC |
| Primary Instrument: | GOES-18 ABI |
| Wmo Spacecraft Id: | 665 |
| Location/orbit: | GEO |
| L1 File: | OR_ABI-L1b-RadC-M6C14_G18_s20242702026186_e20242702028559_c20242702029016.nc |
| L1 File(s) - Temporal | OR_ABI-L1b-RadC-M6C14_G18_s20242702021186_e20242702023559_c20242702024009.nc |
| Number Of Thermal Anomaly Alerts: | 2 |
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Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | SD |
| Country/Countries | USA |
| County/Locality(s) | Pennington County, SD |
| NWS WFO | Rapid City SD |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2024-09-26 20:26:25UTC |
| Radiative Center (Lat, Lon): | 44.030000°, -103.680000° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 7.53 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Elevated SPC Risk |
| Event Priority Ranking | 3 |
| Maximum Observed BT (3.9 um) | 312.32 K |
| Observed - Background BT (3.9 um) | 2.22 K |
| BT Anomaly (3.9 um) | 1.23 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 15.35 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 10.34 K |
| Observed - Background BTD (3.9-10/11/12 um) | 1.31 K |
| BTD Anomaly (3.9-10/11/12 um) | 1.76 K |
| Similar Pixel Count | 25 |
| BT Time Tendency (3.9 um) | 0.70 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.83 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 1.00 |
| Maximum Radiative Power | 7.53 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 61.00° |
| Mean Solar Zenith Angle | 50.70° |
| Mean Glint Angle | 111.10° |
| Water Fraction | 0.00 |
| Total Pixel Area | 11.40 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
Possible Wildfire
| Basic Information | |
|---|---|
| State/Province(s) | CA |
| Country/Countries | USA |
| County/Locality(s) | Sutter County, CA |
| NWS WFO | Sacramento CA |
| Identification Method | Enhanced Contextual (Clear) |
| Mean Object Date/Time | 2024-09-26 20:26:54UTC |
| Radiative Center (Lat, Lon): | 39.140000°, -121.880000° |
| Nearby Counties (meeting alert criteria): |
|
| Total Radiative Power Anomaly | n/a |
| Total Radiative Power | 28.41 MW |
| Map: | |
| Additional Information | |
| Alert Status | New Feature |
| Type of Event | Nominal Risk |
| Event Priority Ranking | 4 |
| Maximum Observed BT (3.9 um) | 317.97 K |
| Observed - Background BT (3.9 um) | 6.29 K |
| BT Anomaly (3.9 um) | 3.66 K |
| Maximum Observed - Clear RTM BT (3.9 um) | 15.22 K |
| Maximum Observed BTD (3.9-10/11/12 um) | 16.05 K |
| Observed - Background BTD (3.9-10/11/12 um) | 5.67 K |
| BTD Anomaly (3.9-10/11/12 um) | 7.87 K |
| Similar Pixel Count | 19 |
| BT Time Tendency (3.9 um) | 5.50 K |
| Image Interval | 5.00 minutes |
| Fraction of Surrounding LWIR Pixels that are Colder | 0.74 |
| Fraction of Surrounding Red Channel Pixels that are Brighter | 0.61 |
| Maximum Radiative Power | 28.41 MW |
| Maximum Radiative Power Uncertainty | 0.00 MW |
| Total Radiative Power Uncertainty | 0.00 MW |
| Mean Viewing Angle | 48.20° |
| Mean Solar Zenith Angle | 41.00° |
| Mean Glint Angle | 88.60° |
| Water Fraction | 0.00 |
| Total Pixel Area | 6.80 km2 |
| Latest Satellite Imagery: | |
| View all event imagery » | |
