Alert archive / Montana / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 103, NWS Great Falls, MT
NWS Great Falls, MT issued this severe thunderstorm warning at Aug 27, 2026, 6:51 PM MDT for 4 counties in Montana. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 27, 2026, 6:51 PM MDT (00:51 UTC)
- Expired
- Aug 27, 2026, 7:45 PM MDT
- In force
- 54 min
- Issued by
- NWS Great Falls, MT
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Blaine County, MT, Chouteau County, MT, Fergus County, MT, Hill County, MT
The radar
The Great Falls radar (KTFX), 143 km from the middle of the area, began a volume at 00:53 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 27, 4:52 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
The office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 6:15 PM MDT | Special Weather Statement | TFX | Chouteau | 60 min |
| Aug 27, 6:39 PM MDT | Special Weather Statement | TFX | Gallatin | 36 min |
| Aug 27, 6:42 PM MDT | Special Weather Statement | TFX | Liberty | 48 min |
| Aug 27, 7:19 PM MDT | Special Weather Statement | TFX | Cascade | 41 min |
| Aug 27, 7:42 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau, Fergus, Hill | 54 min |
| Aug 27, 7:50 PM MDT | Special Weather Statement | TFX | Hill | 55 min |
| Aug 27, 9:40 PM MDT | Special Weather Statement | TFX | Hill | 50 min |
| Aug 28, 5:27 PM MDT | Special Weather Statement | TFX | Broadwater | 33 min |
Nearby
Severe Thunderstorm Warnings in Montana, 2026Every severe thunderstorm warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.