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Strong to severe thunderstorms with heavy rain to continue across the central and southern Plains

Periods of strong to severe thunderstorms will continue across a wide area of the central to southern Plains through Friday. Locally heavy rain can be expected over saturated ground, with areas of flooding and flash flooding. A few of the storms will also produce hail and strong gusty winds, with an isolated tornado or two possible.
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Hazardous Weather Conditions

Current conditions at

Knoxville (KOXV)

Lat: 41.3°NLon: 93.12°WElev: 928ft.

Mostly Cloudy

21°C

70°F

Humidity 83%
Wind Speed NW 7 km/h
Barometer 30.04 in
Dewpoint 18°C (64°F)
Visibility 16 km
Last update 28 May 4:35 pm CDT
Extended Forecast for

Knoxville IA

  • This
    Afternoon

    Scattered Thunderstorms Chance for Measurable Precipitation 40%

    Scattered
    Thunderstorms

    High: 25 °C

  • Tonight

    Scattered Thunderstorms Chance for Measurable Precipitation 40%

    Scattered
    Thunderstorms

    Low: 18 °C

  • Friday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 25 °C

  • Friday
    Night

    Thunderstorms Chance for Measurable Precipitation 80%

    Thunderstorms

    Low: 14 °C

  • Saturday

    Chance Showers Chance for Measurable Precipitation 30%

    Chance
    Showers

    High: 21 °C

  • Saturday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 8 °C

  • Sunday

    Sunny

    Sunny

    High: 20 °C

  • Sunday
    Night

    Mostly Clear

    Mostly
    Clear

    Low: 9 °C

  • Monday

    Mostly Sunny

    Mostly
    Sunny

    High: 22 °C

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a steady temperature around -4. South southeast wind around 21 km/h. Chance of precipitation is 40%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 18. South wind 14 to 18 km/h. Chance of precipitation is 40%. New rainfall amounts between 5 and 7.5 mm possible.
Friday
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 25. South southwest wind 14 to 23 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 cm possible.
Friday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers and thunderstorms after 4am. Low around 14. Southwest wind 14 to 23 km/h becoming north northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between 7.5 mm and 1 cm possible.
Saturday
A chance of showers, mainly before 7am. Mostly cloudy, with a high near 21. Breezy, with a north wind 24 to 26 km/h. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Sunny, with a high near 20.
Sunday Night
Mostly clear, with a low around 9.
Monday
Mostly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 27.
  Click Map For Forecast
Point Forecast:
Knoxville IA
 41.32°N 93.11°W
4:26 pm CDT May 28, 2015
5pm CDT May 28, 2015-6pm CDT Jun 3, 2015
 
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Additional Resources

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Hourly Weather Graph

National Digital Forecast Database