Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Redfield Municipal Airport (K1D8)

Lat: 44.86°NLon: 98.53°WElev: 1309ft.

Overcast

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 3 Aug 1:45 am CDT
Extended Forecast for

Onaka SD

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly before 3am.  Areas of smoke. Mostly cloudy, with a steady temperature around 64. Southeast wind 9 to 11 mph.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Patchy smoke between 8am and 9am. Mostly cloudy, with a high near 76. Southeast wind 6 to 9 mph becoming north in the afternoon.  Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 10pm.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 60. East wind 6 to 8 mph becoming west in the evening.  Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers before 8am.  Patchy fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 82. Southeast wind 5 to 8 mph.  Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 62. Southeast wind around 10 mph.  Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 83. Breezy, with a southeast wind 13 to 23 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%.

    High: 83 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Partly cloudy, with a low around 62. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 85. West southwest wind around 10 mph becoming east southeast in the afternoon.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. East southeast wind 8 to 10 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly before 3am. Areas of smoke. Mostly cloudy, with a steady temperature around 64. Southeast wind 9 to 11 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Patchy smoke between 8am and 9am. Mostly cloudy, with a high near 76. Southeast wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms, mainly before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. East wind 6 to 8 mph becoming west in the evening. Chance of precipitation is 30%.
Monday
A slight chance of showers before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 82. Southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Southeast wind around 10 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 83. Breezy, with a southeast wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 62. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 85. West southwest wind around 10 mph becoming east southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 64. East southeast wind 8 to 10 mph.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Onaka SD
 45.19°N 99.45°W (Elev. 1850 ft)
2:46 am CDT Aug 3, 2025
2am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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Additional Resources

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