Sweet Grass County, Montana: tornado and severe weather warnings
Nothing is in effect for Sweet Grass County as of 5:37 PM MDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Sweet Grass County Get a message when a warning reaches your address
The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Sweet Grass County. Tap your own street on it for times that apply to you.
The last 12 months in Sweet Grass County
- 0 tornado warnings
- 8 severe thunderstorm warnings
- 2 flash flood warnings
- 0 tornado watches
- 5 severe thunderstorm watches
No tornado warning has included Sweet Grass County in the last 12 months.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Sep 18, 2026 | 7:40 PM MDT | Flash flood warning | BYZ | text |
| Jul 25, 2026 | 6:48 PM MDT | Severe thunderstorm warning | BYZ | text |
| Jul 25, 2026 | 6:23 PM MDT | Severe thunderstorm warning | BYZ | text |
| Jul 17, 2026 | 2:16 PM MDT | Flash flood warning | BYZ | text |
| Jul 16, 2026 | 8:23 PM MDT | Severe thunderstorm warning | BYZ | text |
| Jul 14, 2026 | 6:40 PM MDT | Severe thunderstorm warning | BYZ | text |
| Jul 14, 2026 | 6:25 PM MDT | Severe thunderstorm warning | BYZ | text |
| May 13, 2026 | 6:31 PM MDT | Severe thunderstorm warning | BYZ | text |
| May 13, 2026 | 5:52 PM MDT | Severe thunderstorm warning | BYZ | text |
| May 13, 2026 | 3:58 PM MDT | Severe thunderstorm warning | BYZ | text |
A warning counts here if the Weather Service listed Sweet Grass County in it, even if the warned area covered only part of the county.
Nearby
- Stillwater County, MT
- Park County, MT
- Wheatland County, MT
- Golden Valley County, MT
- Carbon County, MT
- Gallatin County, MT
- Meagher County, MT
- Yellowstone County, MT
- All of Montana
What the alerts mean
Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.