Grayson County weather alerts
There are no active weather alerts for Grayson County, VA right now.
Since 2016 the National Weather Service has issued about 985 alerts that included Grayson County, roughly 99 a year. The most common is the wind advisory (163 from 2016 to 2025). The last tornado warning was issued on August 11, 2026. 4 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 Grayson County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Galax city, Johnson County, Washington County, Surry County.
Grayson County alert history
Alert events that included Grayson County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Wind Advisory | 163 | 6 | October 10, 2026 |
| Flood Advisory | 156 | 8 | September 22, 2026 |
| Severe Thunderstorm Warning | 122 | 9 | September 5, 2026 |
| Flood Watch | 91 | 6 | October 10, 2026 |
| Winter Weather Advisory | 91 | 4 | March 16, 2026 |
| Flash Flood Warning | 51 | 1 | July 28, 2026 |
| Flood Warning | 44 | 0 | September 28, 2024 |
| High Wind Warning | 41 | 1 | February 7, 2026 |
| Dense Fog Advisory | 34 | 2 | June 3, 2026 |
| Cold Weather Advisory | 32 | 5 | February 7, 2026 |
| Severe Thunderstorm Watch | 30 | 8 | September 4, 2026 |
| Winter Storm Warning | 27 | 3 | February 22, 2026 |
| Winter Storm Watch | 19 | 2 | January 30, 2026 |
| Freeze Warning | 18 | 3 | October 18, 2026 |
| High Wind Watch | 15 | 1 | February 7, 2026 |
| Frost Advisory | 13 | 0 | October 11, 2024 |
| Freeze Watch | 12 | 2 | October 18, 2026 |
| Tornado Watch | 10 | 0 | May 30, 2025 |
| Extreme Cold Watch | 4 | 2 | January 31, 2026 |
| Red Flag Warning | 4 | 0 | November 16, 2025 |
| Extreme Cold Warning | 3 | 2 | January 31, 2026 |
| Tornado Warning | 2 | 1 | August 11, 2026 |
| Fire Weather Watch | 2 | 0 | November 16, 2025 |
| Tropical Storm Warning | 1 | 0 | October 28, 2020 |
| Snow Squall Warning | 0 | 1 | January 11, 2026 |
Tornado history in Grayson County
4 tornadoes have been recorded in Grayson County since 1950. That ranks 75 of 133 counties in Virginia. The most recent was on July 5, 2022 (rated EF1).
Strongest tornadoes in Grayson County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 5, 2022 | EF1 | Grayson County | 2.2 mi | 150 yd | 0 | 0 |
| October 23, 2017 | EF1 | Grayson County | 0.6 mi | 150 yd | 0 | 0 |
| July 10, 1959 | F1 | Grayson County | 0.1 mi | 300 yd | 0 | 0 |
| May 6, 2009 | EF0 | Grayson County | 1.5 mi | 20 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 5, 2022 | EF1 | Grayson County | 2.2 mi | 150 yd | 0 | 0 |
| October 23, 2017 | EF1 | Grayson County | 0.6 mi | 150 yd | 0 | 0 |
| May 6, 2009 | EF0 | Grayson County | 1.5 mi | 20 yd | 0 | 0 |
| July 10, 1959 | F1 | Grayson County | 0.1 mi | 300 yd | 0 | 0 |
About Grayson County
- Population: 15,265 (2024 estimate)
- State: Virginia
- NOAA Weather Radio SAME code: 051077 (how to use it)