Nemaha County weather alerts
There are no active weather alerts for Nemaha County, NE right now.
Since 2016 the National Weather Service has issued about 953 alerts that included Nemaha County, roughly 95 a year. The most common is the severe thunderstorm warning (202 from 2016 to 2025). The last tornado warning was issued on May 18, 2026. 22 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 Nemaha County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Pawnee County, Johnson County, Richardson County, Otoe County.
Nemaha County alert history
Alert events that included Nemaha County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 202 | 27 | September 15, 2026 |
| Severe Thunderstorm Watch | 96 | 10 | August 19, 2026 |
| Winter Weather Advisory | 81 | 3 | March 15, 2026 |
| Wind Advisory | 76 | 3 | June 17, 2026 |
| Dense Fog Advisory | 62 | 8 | September 17, 2026 |
| Heat Advisory | 53 | 8 | September 8, 2026 |
| Red Flag Warning | 44 | 6 | March 28, 2026 |
| Flood Watch | 42 | 8 | September 30, 2026 |
| Flood Warning | 33 | 2 | October 2, 2026 |
| Tornado Watch | 32 | 5 | September 14, 2026 |
| Cold Weather Advisory | 28 | 2 | January 26, 2026 |
| Tornado Warning | 24 | 5 | May 18, 2026 |
| Freeze Warning | 23 | 1 | October 17, 2026 |
| Fire Weather Watch | 21 | 5 | March 28, 2026 |
| Flood Advisory | 19 | 6 | September 14, 2026 |
| Winter Storm Watch | 17 | 0 | March 4, 2025 |
| Winter Storm Warning | 16 | 0 | February 12, 2025 |
| Frost Advisory | 14 | 2 | May 2, 2026 |
| Extreme Heat Watch | 12 | 0 | July 28, 2025 |
| Extreme Heat Warning | 10 | 1 | July 25, 2026 |
| Flash Flood Warning | 10 | 3 | September 7, 2026 |
| High Wind Warning | 9 | 1 | March 15, 2026 |
| Freeze Watch | 8 | 1 | October 17, 2026 |
| Extreme Cold Warning | 6 | 0 | February 20, 2025 |
| Extreme Cold Watch | 5 | 0 | February 19, 2025 |
| Blizzard Warning | 4 | 0 | March 4, 2025 |
| High Wind Watch | 4 | 1 | March 15, 2026 |
| Ice Storm Warning | 1 | 0 | January 15, 2017 |
| Snow Squall Warning | 1 | 1 | January 17, 2026 |
Tornado history in Nemaha County
22 tornadoes have been recorded in Nemaha County since 1950, killing 1 people and injuring 9. That ranks 71 of 93 counties in Nebraska. The most recent was on May 21, 2019 (rated EF0).
Strongest tornadoes in Nemaha County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 28, 1963 | F3 | Nemaha County | 4.9 mi | 300 yd | 1 | 8 |
| May 8, 1950 | F2 | Nemaha County | 8.8 mi | 467 yd | 0 | 1 |
| April 2, 1956 | F2 | Nemaha County | 2.3 mi | 100 yd | 0 | 0 |
| May 8, 1995 | F2 | Nemaha County | 1.5 mi | 400 yd | 0 | 0 |
| April 16, 1968 | F2 | Nemaha County | 1.2 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 21, 2019 | EF0 | Nemaha County | 0.8 mi | 50 yd | 0 | 0 |
| April 14, 2012 | EF0 | Johnson County | 3.8 mi | 100 yd | 0 | 0 |
| June 5, 2008 | EF1 | Nemaha County | 0.7 mi | 100 yd | 0 | 0 |
| June 5, 2008 | EF1 | Nemaha County | 6.5 mi | 220 yd | 0 | 0 |
| June 5, 2008 | EF1 | Nemaha County | 2.6 mi | 100 yd | 0 | 0 |
About Nemaha County
- Population: 7,046 (2024 estimate)
- State: Nebraska
- NOAA Weather Radio SAME code: 031127 (how to use it)