Mellette County, South Dakota: tornado and severe weather warnings
Nothing is in effect for Mellette County as of 4:11 PM CDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Mellette 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 Mellette County. Tap your own street on it for times that apply to you.
The last 12 months in Mellette County
- 1 tornado warnings
- 33 severe thunderstorm warnings
- 0 flash flood warnings
- 3 tornado watches
- 12 severe thunderstorm watches
The most recent tornado warning that included Mellette County was issued Jun 29, 2026 by the Weather Service office in Rapid City, SD.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Aug 27, 2026 | 5:38 PM CDT | Severe thunderstorm warning | UNR | text |
| Aug 24, 2026 | 10:12 PM CDT | Severe thunderstorm warning | UNR | text |
| Aug 24, 2026 | 7:58 PM CDT | Severe thunderstorm warning | UNR | text |
| Aug 23, 2026 | 7:35 AM CDT | Severe thunderstorm warning | UNR | text |
| Aug 12, 2026 | 12:17 AM CDT | Severe thunderstorm warning | UNR | text |
| Aug 11, 2026 | 11:29 PM CDT | Severe thunderstorm warning | UNR | text |
| Aug 11, 2026 | 10:49 PM CDT | Severe thunderstorm warning | UNR | text |
| Aug 11, 2026 | 10:38 PM CDT | Severe thunderstorm warning | UNR | text |
| Aug 11, 2026 | 12:13 AM CDT | Severe thunderstorm warning | UNR | text |
| Jul 30, 2026 | 4:01 PM CDT | Severe thunderstorm warning | UNR | text |
| Jul 29, 2026 | 10:01 PM CDT | Severe thunderstorm warning | UNR | text |
| Jul 27, 2026 | 5:36 PM CDT | Severe thunderstorm warning | UNR | text |
A warning counts here if the Weather Service listed Mellette County in it, even if the warned area covered only part of the county.
Nearby
- Todd County, SD
- Jones County, SD
- Jackson County, SD
- Tripp County, SD
- Lyman County, SD
- Bennett County, SD
- Stanley County, SD
- Haakon 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.