State weather

South Dakota weather

Forecasts for 5 cities in South Dakota with 20,000+ residents from the National Weather Service. No NWS alerts are active in South Dakota.

City forecasts: snapshot of Oct 28, 1:30 AM CDT Alerts updated Oct 28, 1:15 AM CDT
South Dakota cities
CityCountyObservedForecastPopulation
Sioux FallsMinnehaha County54°F · CloudyOvernight: Mostly Cloudy, low 48°F209,289
Rapid CityPennington County42°F · Mostly ClearOvernight: Mostly Cloudy, low 40°F79,894
AberdeenBrown County37°F · Fog/MistOvernight: Areas Of Fog, low 37°F27,919
BrookingsBrookings County52°F · CloudyOvernight: Areas Of Fog, low 46°F24,555
WatertownCodington County48°F · CloudyOvernight: Widespread Fog, low 41°F23,492

Observed temperatures come from the NWS station nearest each city at the time of the snapshot. Open a city for current conditions, the next 24 hours and the 7-day forecast, loaded live from api.weather.gov.

Active alerts in South Dakota

No National Weather Service alerts are active in South Dakota right now.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Other states

Sources

  • Forecasts, observations and alerts: National Weather Service API (api.weather.gov/alerts/active?area=SD).
  • Cities and population: U.S. Census Bureau, Vintage 2024 population estimates.
  • These agencies do not endorse OpenForecast.