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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

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

Fair

66°F

19°C

Humidity 81%
Wind Speed E 14 G 26 mph
Barometer 29.90 in (1011.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Aug 4:52 am CDT
Extended Forecast for

9 Miles N Java SD

  • Overnight

    Overnight: A chance of showers and thunderstorms. Cloudy, with a low around 63. East northeast wind around 9 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 82. Breezy, with an east wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 10%.

    High: 82 °F

    Slight Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly after 4am. Mostly cloudy, with a low around 67. East wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. East wind around 15 mph becoming north northeast in the afternoon. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. North northeast wind 8 to 14 mph.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. Northeast wind 8 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. East wind 7 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85. East southeast wind 7 to 10 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. East southeast wind 9 to 11 mph.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Cloudy, with a low around 63. East northeast wind around 9 mph. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 82. Breezy, with an east wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 10%.
Saturday Night
Showers and thunderstorms likely, mainly after 4am. Mostly cloudy, with a low around 67. East wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. East wind around 15 mph becoming north northeast in the afternoon. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 61. North northeast wind 8 to 14 mph.
Monday
Mostly sunny, with a high near 84. Northeast wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 61. East wind 7 to 10 mph.
Tuesday
Sunny, with a high near 85. East southeast wind 7 to 10 mph.
Tuesday Night
Mostly clear, with a low around 62. East southeast wind 9 to 11 mph.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 89.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 40%.
Friday
A slight chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Java SD
 45.63°N 99.87°W (Elev. 1791 ft)
Last Update:
5:46 am CDT Aug 16, 2025
Forecast Valid:
5am CDT Aug 16, 2025-6pm CDT Aug 22, 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