Frost Advisory
FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT SATURDAY
Take steps now to protect tender plants from the cold.
Lewis County, Missouri: tornado and severe weather warnings
A frost advisory is in effect for Lewis County as of 4:50 PM CDT.
Open the live map on Lewis County Get a message when a warning reaches your address
The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Lewis County. Tap your own street on it for times that apply to you.
The last 12 months in Lewis County
- 3 tornado warnings
- 13 severe thunderstorm warnings
- 3 flash flood warnings
- 9 tornado watches
- 2 severe thunderstorm watches
The most recent tornado warning that included Lewis County was issued Apr 17, 2026 by the Weather Service office in St. Louis, MO.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Aug 7, 2026 | 10:47 PM CDT | Severe thunderstorm warning | LSX | text |
| Jun 11, 2026 | 5:15 PM CDT | Flash flood warning | LSX | text |
| Jun 11, 2026 | 4:48 PM CDT | Severe thunderstorm warning | LSX | text |
| Jun 11, 2026 | 10:09 AM CDT | Severe thunderstorm warning | LSX | text |
| Jun 10, 2026 | 11:05 PM CDT | Flash flood warning | LSX | text |
| Jun 10, 2026 | 8:19 PM CDT | Flash flood warning | LSX | text |
| Jun 10, 2026 | 7:20 PM CDT | Severe thunderstorm warning | LSX | text |
| Apr 17, 2026 | 6:46 PM CDT | Severe thunderstorm warning | LSX | text |
| Apr 17, 2026 | 6:23 PM CDT | Tornado warning | LSX | text |
| Apr 17, 2026 | 6:13 PM CDT | Severe thunderstorm warning | LSX | text |
| Apr 17, 2026 | 5:38 PM CDT | Tornado warning | LSX | text |
| Apr 17, 2026 | 5:03 PM CDT | Tornado warning | LSX | text |
A warning counts here if the Weather Service listed Lewis County in it, even if the warned area covered only part of the county.
Nearby
- Marion County, MO
- Clark County, MO
- Knox County, MO
- Shelby County, MO
- Adams County, IL
- Scotland County, MO
- Hancock County, IL
- Ralls County, MO
- All of Missouri
What the alerts mean
Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.