Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest

A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >

Current conditions at

Ortonville, Ortonville Muncipal-Martinson Field Airport (KVVV)

Lat: 45.31°NLon: 96.42°WElev: 1099ft.

Overcast

63°F

17°C

Humidity 73%
Wind Speed NW 13 G 20 mph
Barometer 30.16 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Aug 1:15 pm CDT
Extended Forecast for

Big Stone City SD

  • This Afternoon

    This Afternoon: A slight chance of sprinkles after 4pm.  Cloudy early, then becoming mostly sunny, with a high near 65. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Slight Chance
    Sprinkles

  • Tonight

    Tonight: A slight chance of sprinkles before 11pm.  Mostly clear, with a low around 51. Northwest wind 5 to 8 mph.

    Low: 51 °F

    Slight Chance
    Sprinkles

  • Sunday

    Sunday: Mostly sunny, with a high near 63. North northwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. Calm wind.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Calm wind.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Calm wind becoming south around 5 mph after midnight.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. South wind around 6 mph.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of sprinkles after 4pm. Cloudy early, then becoming mostly sunny, with a high near 65. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of sprinkles before 11pm. Mostly clear, with a low around 51. Northwest wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 63. North northwest wind 6 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 46. North northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming north northwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 45. Calm wind.
Tuesday
Sunny, with a high near 70. Calm wind.
Tuesday Night
Mostly clear, with a low around 51. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 74. South wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Big Stone City SD
 45.3°N 96.46°W (Elev. 971 ft)
1:14 pm CDT Aug 23, 2025
1pm CDT Aug 23, 2025-6pm CDT Aug 29, 2025
 
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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