The NOAA Storm Prediction Center logged 1 tornado report, 4 hail reports and 11 damaging-wind reports for the storm day from 12:00 UTC on Aug 6, 2025 to 12:00 UTC the next morning — most of them in MT, SD, WY.
| UTC | Rating | Place | County | State | Remarks |
|---|---|---|---|---|---|
| 23:14 | — | 2 Nw Halsey | Linn | OR | [Landspout] A landspout was photographed and briefly recorded to the west-northwest of Central Linn High School in the fields between Halsey and Peoria. No damage has (PQR) |
| UTC | Size | Place | County | State | Remarks |
|---|---|---|---|---|---|
| 16:20 | 1.00″ | 9 Wsw Stickney | Aurora | SD | Hail up to quarter in size. Time estimated by radar. (FSD) |
| 00:30 | 1.50″ | 4 N Alva | Crook | WY | (UNR) |
| 00:50 | 1.00″ | 6 Nw Aladdin | Crook | WY | Just a few quarter sized hail stones... mostly smaller. (UNR) |
| 01:22 | 1.00″ | 8 W Belle Fourche | Butte | SD | Very gusty winds from all directions... but less than 60 mph. Very heavy rainfall. (UNR) |
| UTC | Gust | Place | County | State | Remarks |
|---|---|---|---|---|---|
| 13:05 | 60 mph | 6 W Eagle | Lancaster | NE | Gust recorded by a personal weather station. (OAX) |
| 20:22 | damage | 2 Ssw Sandy Creek | Oswego | NY | Tree down on US Rt 11 and Upton Rd. (BUF) |
| 20:25 | damage | 3 Ssw Covington | St. Tammany | LA | Public reported trees down near Sams Club and Rooms 2 Go in Covington. (LIX) |
| 21:00 | damage | 4 E Green Cove Springs | St. Johns | FL | Trees down in the 5200 block of River Park Villas Drive. Time estimated from radar data. (JAX) |
| 21:00 | damage | 3 Wnw Switzerland | Clay | FL | Trees on powerlines; wires down in Fleming Island. Time estimated from radar data. (JAX) |
| 09:10 | 71 mph | 8 N Forestgrove | Fergus | MT | MT Mesonet station Forestgrove N. Peak gust in the last 5 minutes. (TFX) |
| 09:11 | 68 mph | 5 Nne Forestgrove | Fergus | MT | AWOS station K1NM Novemeber. (TFX) |
| 09:24 | 62 mph | 2 Nw Grass Range | Fergus | MT | Weather underground station (KMTGRASS5 Grass Range). (TFX) |
| 09:31 | 62 mph | 1 E Roy | Fergus | MT | AWOS station K1OM Oscar. (TFX) |
| 10:43 | 62 mph | 7 Ese Devils Creek Rec | Garfield | MT | SOUTH SAWMILL CREEK... MT (RAWS - GGW) 18G62 Radar estimated... ~4:43 AM. (GGW) |
| 11:17 | 58 mph | 14 Nnw Hell Creek Rec A | Valley | MT | KING COULEE... MT (RAWS - GGW) 33G58 Radar estimated... ~5:17 AM. (GGW) |
Original file: SPC report page for this day. Times are UTC; the storm day starts at 12:00 UTC (7 AM CDT).