Sioux Falls, SD – Smoke from Canadian wildfires will reduce air quality across eastern South Dakota through late Monday, prompting health concerns for sensitive groups. Haze is expected to linger until early Tuesday, with the National Weather Service advising residents to limit prolonged outdoor activity, especially in the afternoon.
According to the National Weather Service in Sioux Falls, an Air Quality Alert remains in effect for parts of Minnesota into early Tuesday, with similar conditions spilling into South Dakota. Skies will clear Tuesday, but another weather shift arrives midweek. A weak disturbance could spark a few thunderstorms along the Highway 14 corridor Wednesday night, though the severe weather risk is currently low.
Temperatures will climb sharply Thursday and Friday, with heat indices possibly reaching 100 degrees in some areas. Hydration and limited afternoon activity are recommended during peak heat hours. A better chance for thunderstorms arrives Friday night into the weekend, though the exact timing and coverage remain uncertain.
Residents should monitor updated forecasts for any new advisories this week.
Five Day Sioux Falls, SD Forecast:
- Monday: Areas of smoke, mostly sunny. High 84°F, low 64°F.
- Tuesday: Sunny. High 91°F, low 57°F.
- Wednesday: Sunny, slight chance of night storms. High 84°F, low 68°F.
- Thursday: Sunny and hot. High 88°F, low 72°F.
- Friday: Mostly sunny and hot. High 90°F, low 69°F.
