Granite County, Montana: tornado and severe weather warnings
Nothing is in effect for Granite County as of 3:43 PM MDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Granite 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 Granite County. Tap your own street on it for times that apply to you.
The last 12 months in Granite County
- 0 tornado warnings
- 2 severe thunderstorm warnings
- 3 flash flood warnings
- 0 tornado watches
- 1 severe thunderstorm watches
No tornado warning has included Granite County in the last 12 months.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Sep 6, 2026 | 4:18 PM MDT | Severe thunderstorm warning | MSO | text |
| Sep 2, 2026 | 1:34 PM MDT | Severe thunderstorm warning | MSO | text |
| Jul 17, 2026 | 4:37 PM MDT | Flash flood warning | MSO | text |
| Jul 17, 2026 | 4:15 PM MDT | Flash flood warning | MSO | text |
| Jul 17, 2026 | 4:14 PM MDT | Flash flood warning | MSO | text |
| Dec 27, 2025 | 9:17 AM MST | Snow squall warning | MSO | text |
A warning counts here if the Weather Service listed Granite County in it, even if the warned area covered only part of the county.
Nearby
- Deer Lodge County, MT
- Powell County, MT
- Ravalli County, MT
- Missoula County, MT
- Silver Bow County, MT
- Jefferson County, MT
- Lewis and Clark County, MT
- Beaverhead 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.