South Dakota weather

Weather in South Dakota Today

Data updated:: September 12, 2026, 12:51 AM
Source:: National Weather Service

Weather data is generated where available. Check weather.gov and local alerts for urgent weather or safety decisions.

Current temperature

54°F

Pierre, South Dakota

Short forecast

Partly Cloudy

Wind

8 to 25 mph NNW

Active alerts

Last updated

September 12, 2026, 12:51 AM

Source

National Weather Service

Partly cloudy. Low around 54, with temperatures rising to around 57 overnight. North northwest wind 8 to 25 mph, with gusts as high as 39 mph.

Weather alerts

Alerts summary for South Dakota

Severe Thunderstorm Warning

Severe Thunderstorm Warning issued September 11 at 7:48PM CDT until September 11 at 8:30PM CDT by NWS Sioux Falls SD

Severe · Immediate

Areas: Lyon, IA; Lincoln, SD; McCook, SD; Minnehaha, SD; Turner, SD

Severe Thunderstorm Watch

Severe Thunderstorm Watch issued September 11 at 6:40PM CDT until September 11 at 10:00PM CDT by NWS Aberdeen SD

Severe · Future

Areas: Big Stone, MN; Deuel, SD

Severe Thunderstorm Watch

Severe Thunderstorm Watch issued September 11 at 6:39PM CDT until September 11 at 10:00PM CDT by NWS Sioux Falls SD

Severe · Future

Areas: Lincoln, MN; Lyon, MN; Pipestone, MN; Rock, MN; Brookings, SD; Lake, SD; McCook, SD; Minnehaha, SD; Moody, SD

Weather source note

Use official alerts for urgent decisions

Weather data for South Dakota is generated from National Weather Service data where available. Forecasts and alerts can change quickly, so check weather.gov, local NWS alerts, local emergency management, or local authorities for urgent weather or safety decisions.

What to check before going out

Plan around local conditions

Check the latest local forecast before travel or outdoor plans.
Look for weather alerts that may affect roads, schools, stores, or deliveries.
Confirm local closures or delays with official providers when weather is severe.

Local variation

Weather can vary across South Dakota

This page uses Pierre as the state-capital weather location. Conditions can be different in other cities, rural areas, mountains, coastal regions, and nearby counties.

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Weather in South Dakota Today

Alerts summary for South Dakota

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Plan around local conditions

Weather can vary across South Dakota

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