Lyman County, South Dakota: tornado and severe weather warnings
Nothing is in effect for Lyman County as of 5:55 PM CDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Lyman 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 Lyman County. Tap your own street on it for times that apply to you.
The last 12 months in Lyman County
- 0 tornado warnings
- 34 severe thunderstorm warnings
- 1 flash flood warnings
- 3 tornado watches
- 12 severe thunderstorm watches
No tornado warning has included Lyman County in the last 12 months.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Sep 4, 2026 | 3:31 PM CDT | Severe thunderstorm warning | ABR | text |
| Aug 18, 2026 | 2:20 AM CDT | Severe thunderstorm warning | ABR | text |
| Aug 17, 2026 | 5:39 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 30, 2026 | 4:09 PM CDT | Flash flood warning | ABR | text |
| Jul 25, 2026 | 5:22 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 25, 2026 | 3:48 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 25, 2026 | 3:16 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 19, 2026 | 7:44 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 19, 2026 | 6:59 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 6, 2026 | 3:41 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 4, 2026 | 6:43 PM CDT | Severe thunderstorm warning | ABR | text |
| Jul 3, 2026 | 1:52 AM CDT | Severe thunderstorm warning | ABR | text |
A warning counts here if the Weather Service listed Lyman County in it, even if the warned area covered only part of the county.
Nearby
- Buffalo County, SD
- Hughes County, SD
- Tripp County, SD
- Brule County, SD
- Jones County, SD
- Hyde County, SD
- Mellette County, SD
- Stanley County, SD
- All of South Dakota
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.