Grand County weather alerts
There are no active weather alerts for Grand County, CO right now.
Since 2016 the National Weather Service has issued about 1,073 alerts that included Grand County, roughly 107 a year. The most common is the winter weather advisory (312 from 2016 to 2025). No tornado warnings were recorded here in that period. 1 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Grand County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Jackson County, Summit County, Routt County, Boulder County.
Grand County alert history
Alert events that included Grand County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Winter Weather Advisory | 312 | 20 | November 4, 2026 |
| Winter Storm Warning | 109 | 6 | May 18, 2026 |
| Winter Storm Watch | 90 | 2 | May 5, 2026 |
| Flood Advisory | 81 | 2 | July 20, 2026 |
| Wind Advisory | 72 | 6 | June 27, 2026 |
| Red Flag Warning | 56 | 9 | August 5, 2026 |
| Freeze Warning | 47 | 3 | April 18, 2026 |
| High Wind Warning | 47 | 3 | March 16, 2026 |
| Dense Fog Advisory | 44 | 3 | January 24, 2026 |
| Flash Flood Warning | 42 | 0 | June 28, 2024 |
| Freeze Watch | 38 | 3 | April 18, 2026 |
| Flood Watch | 36 | 2 | August 30, 2026 |
| High Wind Watch | 30 | 2 | March 12, 2026 |
| Fire Weather Watch | 28 | 10 | August 5, 2026 |
| Severe Thunderstorm Warning | 11 | 3 | July 22, 2026 |
| Snow Squall Warning | 10 | 0 | February 22, 2023 |
| Heat Advisory | 8 | 4 | August 8, 2026 |
| Extreme Heat Watch | 3 | 1 | July 11, 2026 |
| Severe Thunderstorm Watch | 2 | 0 | June 6, 2020 |
| Extreme Cold Watch | 2 | 0 | January 21, 2025 |
| Extreme Cold Warning | 2 | 0 | January 21, 2025 |
| Ice Storm Warning | 1 | 0 | January 9, 2017 |
| Blizzard Warning | 1 | 0 | March 13, 2019 |
| Extreme Heat Warning | 1 | 1 | July 11, 2026 |
Tornado history in Grand County
1 tornadoes have been recorded in Grand County since 1950. That ranks 49 of 64 counties in Colorado. The most recent was on June 8, 1984 (rated F1).
Strongest tornadoes in Grand County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 8, 1984 | F1 | Grand County | 0.3 mi | 50 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 8, 1984 | F1 | Grand County | 0.3 mi | 50 yd | 0 | 0 |
About Grand County
- Population: 16,154 (2024 estimate)
- State: Colorado
- NOAA Weather Radio SAME code: 008049 (how to use it)