Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Redfield Municipal Airport (K1D8)

Lat: 44.86°NLon: 98.53°WElev: 1309ft.

Fair

82°F

28°C

Humidity 48%
Wind Speed Vrbl 6 mph
Barometer 30.10 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 27 Aug 2:55 pm CDT
Extended Forecast for

9 Miles ESE Onaka SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 81. East southeast wind around 9 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. East southeast wind 8 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 85. Southeast wind 11 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Southeast wind 10 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 86. East wind 7 to 9 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 64. East northeast wind around 10 mph.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 86. North wind 9 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. North wind around 10 mph becoming east in the evening.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. Northwest wind 11 to 13 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 81. East southeast wind around 9 mph.
Tonight
Partly cloudy, with a low around 58. East southeast wind 8 to 10 mph.
Friday
A slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 85. Southeast wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 86. East wind 7 to 9 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. East northeast wind around 10 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 86. North wind 9 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 61. North wind around 10 mph becoming east in the evening.
Monday
Mostly sunny, with a high near 84. Northwest wind 11 to 13 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Onaka SD
 45.15°N 99.3°W (Elev. 1745 ft)
3:06 pm CDT Aug 27, 2026
3pm CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database