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Heavy Rainfall in the Southern Plains, Carolinas and Florida; Heat in the West and Northeast

Heavy to excessive rainfall over parts of the southern Plains, Florida Panhandle, and coastal Carolinas may bring areas of flooding today. Hot to extremely hot temperatures are in place through early this week across much of the western U.S. and northern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

81°F

27°C

Humidity 61%
Wind Speed SW 7 mph
Barometer 29.82 in (1008.3 mb)
Dewpoint 66°F (19°C)
Visibility NA
Heat Index83°F (28°C)
Last update 11 Aug 6:56 pm CDT
Extended Forecast for

Ortley SD

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 58. Southwest wind 8 to 15 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 75. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Northwest wind 5 to 9 mph becoming light and variable in the evening.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. South southeast wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southeast wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 84. South wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 65. South wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East northeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 58. Southwest wind 8 to 15 mph becoming northwest after midnight. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 75. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 56. Northwest wind 5 to 9 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 78. South southeast wind 5 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southeast wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 84. South wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 65. South wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East northeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ortley SD
 45.33°N 97.21°W (Elev. 1847 ft)
Last Update:
6:46 pm CDT Aug 11, 2025
Forecast Valid:
7pm CDT Aug 11, 2025-6pm CDT Aug 18, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation