Johnson County weather alerts
There are no active weather alerts for Johnson County, AR right now.
Since 2016 the National Weather Service has issued about 1,154 alerts that included Johnson County, roughly 115 a year. The most common is the severe thunderstorm warning (299 from 2016 to 2025). The last tornado warning was issued on June 22, 2026. 39 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 Johnson County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Pope County, Logan County, Madison County, Franklin County.
Johnson County alert history
Alert events that included Johnson County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 299 | 26 | September 12, 2026 |
| Heat Advisory | 156 | 28 | September 17, 2026 |
| Severe Thunderstorm Watch | 79 | 10 | August 26, 2026 |
| Dense Fog Advisory | 75 | 6 | November 8, 2026 |
| Flash Flood Warning | 67 | 2 | June 22, 2026 |
| Tornado Watch | 63 | 7 | May 5, 2026 |
| Flood Watch | 53 | 3 | June 22, 2026 |
| Extreme Heat Warning | 46 | 4 | August 19, 2026 |
| Flood Advisory | 46 | 1 | June 15, 2026 |
| Freeze Warning | 41 | 3 | November 14, 2026 |
| Tornado Warning | 40 | 6 | June 22, 2026 |
| Wind Advisory | 36 | 1 | March 15, 2026 |
| Winter Weather Advisory | 34 | 0 | December 1, 2025 |
| Flood Warning | 31 | 0 | September 22, 2025 |
| Frost Advisory | 20 | 1 | November 13, 2026 |
| Freeze Watch | 18 | 0 | November 10, 2025 |
| Red Flag Warning | 12 | 1 | February 19, 2026 |
| Cold Weather Advisory | 10 | 1 | January 31, 2026 |
| Winter Storm Warning | 9 | 1 | January 23, 2026 |
| Winter Storm Watch | 8 | 1 | January 23, 2026 |
| Fire Weather Watch | 5 | 0 | October 14, 2022 |
| Extreme Cold Warning | 4 | 1 | January 24, 2026 |
| Extreme Cold Watch | 1 | 1 | January 24, 2026 |
| Ice Storm Warning | 1 | 0 | January 22, 2024 |
Tornado history in Johnson County
39 tornadoes have been recorded in Johnson County since 1950, killing 3 people and injuring 143. That ranks 17 of 75 counties in Arkansas. The most recent was on November 4, 2024 (rated unknown).
Strongest tornadoes in Johnson County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 24, 2011 | EF3 | Johnson County | 29 mi | 1,430 yd | 1 | 4 |
| March 14, 1953 | F3 | Logan County | 40.1 mi | 880 yd | 0 | 0 |
| June 6, 1974 | F3 | Johnson County | 11.7 mi | 300 yd | 0 | 0 |
| April 7, 1980 | F3 | Johnson County | 3.6 mi | 1,707 yd | 0 | 76 |
| April 14, 1960 | F3 | Johnson County | 2 mi | 100 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| November 4, 2024 | ? | Johnson County | 0.9 mi | 30 yd | 0 | 0 |
| March 30, 2022 | EF1 | Johnson County | 3.5 mi | 400 yd | 0 | 0 |
| October 9, 2018 | EF1 | Johnson County | 1.2 mi | 100 yd | 0 | 0 |
| October 9, 2018 | EF1 | Johnson County | 0.2 mi | 50 yd | 0 | 0 |
| April 13, 2018 | EF1 | Johnson County | 5 mi | 250 yd | 0 | 0 |
About Johnson County
- Population: 26,172 (2024 estimate)
- State: Arkansas
- NOAA Weather Radio SAME code: 005071 (how to use it)