Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Light Rain

72°F

22°C

Humidity 94%
Wind Speed NE 10 mph
Barometer 29.81 in (1008.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 23 Jul 7:56 am CDT
Extended Forecast for

Sioux Falls SD

Excessive Heat Warning until July 23, 07:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning until July 23, 07:00pm

    NOW until
    7:00pm Sat

    Excessive Heat Warning

  • Today

    Today: Showers and thunderstorms likely, mainly before 10am.  Mostly cloudy, with a high near 92. Heat index values as high as 101. South wind 10 to 15 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely then
    Partly Sunny

    High: 92 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 9pm.  Partly cloudy, with a low around 66. South southwest wind 5 to 15 mph becoming northwest after midnight.  Chance of precipitation is 30%.

    Chance
    T-storms then
    Partly Cloudy

    Low: 66 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 85. Northwest wind 5 to 10 mph.

    Mostly Sunny

    High: 85 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 61. North northwest wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 61 °F

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    Sunny

    High: 87 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 65.

    Mostly Clear

    Low: 65 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 8am.  Partly sunny, with a high near 85. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 85 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 67 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 10am. Mostly cloudy, with a high near 92. Heat index values as high as 101. South wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 66. South southwest wind 5 to 15 mph becoming northwest after midnight. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 85. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 61. North northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 65.
Tuesday
A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
Sioux Falls SD
 43.55°N 96.73°W (Elev. 1450 ft)
7:14 am CDT Jul 23, 2016
8am CDT Jul 23, 2016-6pm CDT Jul 29, 2016
 
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