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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.

Overcast

71°F

22°C

Humidity 87%
Wind Speed N 6 mph
Barometer 29.91 in (1011.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 10:52 am CDT
Extended Forecast for

6 Miles E Whitehorse SD

  • Today

    Today: Mostly sunny, with a high near 87. West northwest wind 8 to 10 mph becoming east in the morning.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. North northeast wind 5 to 10 mph becoming light north.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 89. Northeast wind 5 to 8 mph.

    High: 89 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. East southeast wind 3 to 8 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 91. East southeast wind 5 to 9 mph.

    High: 91 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 66. Southeast wind 6 to 8 mph.

    Low: 66 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. South southeast wind 6 to 16 mph.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. Southeast wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. South southeast wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 97 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 87. West northwest wind 8 to 10 mph becoming east in the morning.
Tonight
Partly cloudy, with a low around 65. North northeast wind 5 to 10 mph becoming light north.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 89. Northeast wind 5 to 8 mph.
Monday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. East southeast wind 3 to 8 mph. Chance of precipitation is 20%.
Tuesday
Sunny and hot, with a high near 91. East southeast wind 5 to 9 mph.
Tuesday Night
Clear, with a low around 66. Southeast wind 6 to 8 mph.
Wednesday
Sunny and hot, with a high near 95. South southeast wind 6 to 16 mph.
Wednesday Night
Mostly clear, with a low around 68. Southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday
Sunny and hot, with a high near 97. South southeast wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 61. Chance of precipitation is 20%.
Friday
A slight chance of showers. Sunny, with a high near 83. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Mostly clear, with a low around 56. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Whitehorse SD
 45.28°N 100.79°W (Elev. 1660 ft)
Last Update:
9:46 am MDT Aug 17, 2025
Forecast Valid:
10am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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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