Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

55°F

13°C

Humidity 80%
Wind Speed NW 6 mph
Barometer 30.24 in (1022.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 16 Sep 11:52 pm MDT
Extended Forecast for

Owanka SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 53. North wind 5 to 7 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 3pm.  Mostly cloudy, with a high near 79. North wind 6 to 14 mph becoming east in the afternoon. Winds could gust as high as 26 mph.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before midnight, then showers likely.  Low around 56. Breezy, with an east wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 31 mph.  Chance of precipitation is 100%.

    Low: 56 °F

    Showers and
    Breezy then
    Showers
    Likely

  • Friday

    Friday: Cloudy, with a high near 75. North wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 75 °F

    Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 53. Northeast wind 6 to 11 mph becoming light east  after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before noon.  Mostly cloudy, with a high near 71. Light east wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 71 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 53. North wind 5 to 7 mph.
Thursday
A 40 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 79. North wind 6 to 14 mph becoming east in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 56. Breezy, with an east wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%.
Friday
Cloudy, with a high near 75. North wind 8 to 11 mph, with gusts as high as 21 mph.
Friday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 53. Northeast wind 6 to 11 mph becoming light east after midnight. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 71. Light east wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 52. Chance of precipitation is 80%.
Sunday
Showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 66.
Sunday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 50.
Monday
A chance of showers, mainly before noon. Partly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Owanka SD
 44.02°N 102.6°W (Elev. 2598 ft)
12:31 am MDT Sep 17, 2026
12am MDT Sep 17, 2026-6pm MDT Sep 23, 2026
 
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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