Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

40°F

4°C

Humidity 83%
Wind Speed Calm
Barometer 29.82 in (1008.7 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 14 Apr 12:52 am MDT
Extended Forecast for

9 Miles SW Owanka SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 3pm.  Mostly cloudy, with a high near 67. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Southwest wind 5 to 10 mph becoming light. Winds could gust as high as 15 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. South wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. Southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 79. Breezy, with a southwest wind 10 to 15 mph becoming southwest 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 79 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers likely before 5am, then rain and snow showers likely.  Mostly cloudy, with a low around 31. Windy, with a north wind 25 to 30 mph, with gusts as high as 44 mph.  Chance of precipitation is 70%.

    Low: 31 °F

    Showers
    Likely and
    Blustery then
    Rain/Snow
    Likely and
    Windy

  • Friday

    Friday: Rain and snow showers likely, becoming all snow after 7am.  Mostly cloudy, with a high near 46. Windy, with a north wind 26 to 36 mph, with gusts as high as 49 mph.

    High: 46 °F

    Windy.
    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Friday Night

    Friday Night: A slight chance of snow showers before midnight.  Mostly cloudy, with a low around 23. Windy.

    Low: 23 °F

    Slight Chance
    Snow Showers
    and Windy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. Calm wind.
Tuesday
A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 67. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Southwest wind 5 to 10 mph becoming light. Winds could gust as high as 15 mph.
Wednesday
Mostly sunny, with a high near 76. South wind 5 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 43. Southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 79. Breezy, with a southwest wind 10 to 15 mph becoming southwest 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph.
Thursday Night
Rain showers likely before 5am, then rain and snow showers likely. Mostly cloudy, with a low around 31. Windy, with a north wind 25 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 70%.
Friday
Rain and snow showers likely, becoming all snow after 7am. Mostly cloudy, with a high near 46. Windy, with a north wind 26 to 36 mph, with gusts as high as 49 mph.
Friday Night
A slight chance of snow showers before midnight. Mostly cloudy, with a low around 23. Windy.
Saturday
A slight chance of snow showers between noon and 3pm, then a slight chance of rain showers after 3pm. Mostly sunny, with a high near 52. Breezy.
Saturday Night
Mostly clear, with a low around 23. Blustery.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 79. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Owanka SD
 43.9°N 102.69°W (Elev. 2598 ft)
12:32 am MDT Apr 14, 2026
1am MDT Apr 14, 2026-6pm MDT Apr 20, 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