Graham County weather alerts
There are no active weather alerts for Graham County, AZ right now.
Since 2016 the National Weather Service has issued about 639 alerts that included Graham County, roughly 64 a year. The most common is the severe thunderstorm warning (186 from 2016 to 2025). The last tornado warning was issued on October 21, 2026. 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 Graham County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Gila County, Pima County, Greenlee County, Pinal County.
Graham County alert history
Alert events that included Graham County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 186 | 58 | October 29, 2026 |
| Flood Advisory | 164 | 30 | November 3, 2026 |
| Red Flag Warning | 127 | 6 | June 27, 2026 |
| Fire Weather Watch | 90 | 2 | June 27, 2026 |
| Flash Flood Warning | 59 | 24 | November 1, 2026 |
| Severe Thunderstorm Watch | 5 | 5 | October 22, 2026 |
| Dust Storm Warning | 4 | 0 | July 19, 2025 |
| Flood Warning | 2 | 8 | November 2, 2026 |
| Tornado Warning | 2 | 1 | October 21, 2026 |
| Tornado Watch | 0 | 1 | October 22, 2026 |
Tornado history in Graham County
1 tornadoes have been recorded in Graham County since 1950. That ranks 12 of 15 counties in Arizona. The most recent was on July 31, 2015 (rated EF0).
Strongest tornadoes in Graham County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 31, 2015 | EF0 | Graham County | 0.6 mi | 15 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 31, 2015 | EF0 | Graham County | 0.6 mi | 15 yd | 0 | 0 |
About Graham County
- Population: 40,242 (2024 estimate)
- State: Arizona
- NOAA Weather Radio SAME code: 004009 (how to use it)