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 >

Hazardous Weather Conditions

Current conditions at

Knoxville (KOXV)

Lat: 41.3°NLon: 93.12°WElev: 928ft.

Mostly Cloudy

27°C

81°F

Humidity 89%
Wind Speed S 17 km/h
Barometer 29.85 in
Dewpoint 25°C (77°F)
Visibility 16 km
Heat Index31°C (88°F)
Last update 23 Jul 11:35 pm CDT
Extended Forecast for

Knoxville IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. South wind 11 to 18 km/h.

    Mostly Cloudy

    Low: 23 °C

  • Sunday

    Sunday: Mostly sunny, with a high near 32. West southwest wind 11 to 14 km/h becoming north in the afternoon.

    Mostly Sunny

    High: 32 °C

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 19. North northwest wind 5 to 13 km/h.

    Mostly Cloudy

    Low: 19 °C

  • Monday

    Monday: Mostly sunny, with a high near 31. North northeast wind 5 to 8 km/h.

    Mostly Sunny

    High: 31 °C

  • Monday
    Night

    Monday Night: Clear, with a low around 19. Northeast wind 5 to 8 km/h becoming southeast after midnight.

    Clear

    Low: 19 °C

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    Sunny

    High: 31 °C

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 21.

    Chance
    T-storms

    Low: 21 °C

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 28.

    Chance
    T-storms

    High: 28 °C

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 21.

    Chance
    T-storms

    Low: 21 °C

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. South wind 11 to 18 km/h.
Sunday
Mostly sunny, with a high near 32. West southwest wind 11 to 14 km/h becoming north in the afternoon.
Sunday Night
Mostly cloudy, with a low around 19. North northwest wind 5 to 13 km/h.
Monday
Mostly sunny, with a high near 31. North northeast wind 5 to 8 km/h.
Monday Night
Clear, with a low around 19. Northeast wind 5 to 8 km/h becoming southeast after midnight.
Tuesday
Sunny, with a high near 31.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 28.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 18.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 27.
Click Map For Forecast
Point Forecast:
Knoxville IA
 41.32°N 93.11°W
11:33 pm CDT Jul 23, 2016
11pm CDT Jul 23, 2016-6pm CDT Jul 30, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database