Storm Events Database
- Data Access
- Search
- FTP Access
- Database Download
- Storm Data Publication
- Documentation
- Storm Data FAQ
- Storm Data Preparation
- Tornado EF Scale
- External Resources
- NOAA's SPC Reports
- NOAA's SPC WCM Page
- SHELDUS
Storm Events Database
Event Details
| Event | Thunderstorm Wind |
| Magnitude | 61 kts. |
| State | MONTANA |
| County/Area | MUSSELSHELL |
| WFO | BYZ |
| Begin Date | 08/29/2011 14:45:00 MST-7 |
| Begin Range | 3 |
| Begin Azimuth | W |
| Begin Location | DELPHIA |
| Begin Lat/Lon | 46.5/-108.28 |
| End Date | 08/29/2011 14:45:00 MST-7 |
| Deaths Direct/Indirect | 0/0 (fatality details below, when available...) |
| Injuries Direct/Indirect | 0/0 |
| Property Damage | |
| Crop Damage | 0.00K |
| Episode Narrative | A midlevel vorticity maximum moved across Montana. The ambient air mass was characterized by steep lapse rates and boundary layer dewpoints in the middle 50s to lower 60s. There was also a strong deep-layer wind field. The threat existed for supercells and bow lines with damaging winds and large hail. |
| Event Narrative | Some roof damage was reported 3 miles west of Delphia. |
All events for this episode:
| Location | County/Zone | St. | Date | Time | T.Z. | Type | Mag | Dth | Inj | PrD | CrD |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Totals: | 0 | 0 | 0.00K | 0.00K | |||||||
| RAPIDS | STILLWATER CO. | MT | 08/29/2011 | 12:41 | MST-7 | Thunderstorm Wind | 55 kts. EG | 0 | 0 | 0.00K | 0.00K |
| LAUREL | YELLOWSTONE CO. | MT | 08/29/2011 | 13:15 | MST-7 | Thunderstorm Wind | 56 kts. MG | 0 | 0 | 0.00K | 0.00K |
| (BIL)LOGAN ARPT BILL | YELLOWSTONE CO. | MT | 08/29/2011 | 13:20 | MST-7 | Thunderstorm Wind | 50 kts. MG | 0 | 0 | 0.00K | 0.00K |
| LOCKWOOD | YELLOWSTONE CO. | MT | 08/29/2011 | 13:25 | MST-7 | Thunderstorm Wind | 52 kts. EG | 0 | 0 | 0.00K | 0.00K |
| LOCKWOOD | YELLOWSTONE CO. | MT | 08/29/2011 | 13:30 | MST-7 | Thunderstorm Wind | 52 kts. EG | 0 | 0 | 0.00K | 0.00K |
| YELLOWTAIL | BIG HORN CO. | MT | 08/29/2011 | 14:30 | MST-7 | Thunderstorm Wind | 52 kts. EG | 0 | 0 | 0.00K | 0.00K |
| DELPHIA | MUSSELSHELL CO. | MT | 08/29/2011 | 14:45 | MST-7 | Thunderstorm Wind | 61 kts. EG | 0 | 0 | 0.00K | 0.00K |
| Totals: | 0 | 0 | 0.00K | 0.00K |
