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

81°F

27°C

Humidity 67%
Wind Speed Calm
Barometer 29.86 in (1010.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Aug 6:52 pm CDT
Extended Forecast for

5 Miles SSW Selby SD

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Calm wind becoming north northeast 5 to 8 mph after midnight.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 85. Northeast wind around 8 mph becoming northwest in the morning.

    High: 85 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. East wind around 7 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 87. Southeast wind 6 to 8 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. East southeast wind around 10 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. South southeast wind 10 to 17 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. South southeast wind around 17 mph, with gusts as high as 26 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 90. South wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 90 °F

    Hot

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 59. North wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. Calm wind becoming north northeast 5 to 8 mph after midnight.
Monday
Partly sunny, with a high near 85. Northeast wind around 8 mph becoming northwest in the morning.
Monday Night
Partly cloudy, with a low around 63. East wind around 7 mph.
Tuesday
Sunny, with a high near 87. Southeast wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 65. East southeast wind around 10 mph.
Wednesday
Sunny, with a high near 89. South southeast wind 10 to 17 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 67. South southeast wind around 17 mph, with gusts as high as 26 mph.
Thursday
Sunny and hot, with a high near 90. South wind 14 to 16 mph, with gusts as high as 24 mph.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 59. North wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Selby SD
 45.45°N 100.04°W (Elev. 1955 ft)
Last Update:
6:45 pm CDT Aug 17, 2025
Forecast Valid:
6pm CDT Aug 17, 2025-6pm CDT Aug 24, 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