National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

Lat: 45.55°NLon: 100.41°WElev: 1713ft.

Fair

74°F

23°C

Humidity 88%
Wind Speed E 9 mph
Barometer 29.88 in (1010.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 17 Aug 9:52 pm CDT
Extended Forecast for

4 Miles ENE Tolstoy SD

  • Tonight

    Tonight: Partly cloudy, with a low around 62. North northwest wind 6 to 8 mph.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. North northwest wind around 9 mph becoming east northeast in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. East wind 6 to 8 mph becoming north northeast after midnight.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85. East wind 6 to 9 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. East southeast wind 8 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. South southeast wind 8 to 16 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Southeast wind around 16 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. South wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 59. North wind 11 to 14 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. North northwest wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 84. North northwest wind around 9 mph becoming east northeast in the afternoon.
Monday Night
Partly cloudy, with a low around 62. East wind 6 to 8 mph becoming north northeast after midnight.
Tuesday
Sunny, with a high near 85. East wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 63. East southeast wind 8 to 10 mph.
Wednesday
Sunny, with a high near 87. South southeast wind 8 to 16 mph.
Wednesday Night
Mostly clear, with a low around 64. Southeast wind around 16 mph.
Thursday
Sunny, with a high near 89. South wind 14 to 16 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. North wind 11 to 14 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Tolstoy SD
 45.23°N 99.55°W (Elev. 1906 ft)
Last Update:
9:46 pm CDT Aug 17, 2025
Forecast Valid:
10pm CDT Aug 17, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation