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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

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

79°F

26°C

Humidity 56%
Wind Speed SW 12 mph
Barometer 29.92 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 29 May 6:55 pm CDT
Extended Forecast for

Ottawa IL

  • Tonight

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    Low: 66 °F

  • Saturday

    Showers Likely Chance for Measurable Precipitation 70%

    Showers
    Likely

    High: 70 °FFalling Temperatures

  • Saturday
    Night

    Chance Rain Chance for Measurable Precipitation 30%

    Chance
    Rain

    Low: 44 °F

  • Sunday

    Mostly Sunny

    Mostly
    Sunny

    High: 65 °F

  • Sunday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 46 °F

  • Monday

    Sunny

    Sunny

    High: 69 °F

  • Monday
    Night

    Mostly Clear

    Mostly
    Clear

    Low: 48 °F

  • Tuesday

    Mostly Sunny

    Mostly
    Sunny

    High: 75 °F

  • Tuesday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 56 °F

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 66. Southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely and possibly a thunderstorm. Cloudy, with a temperature rising to near 70 by 9am, then falling to around 52 during the remainder of the day. Breezy, with a light and variable wind becoming north northeast 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of rain, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 44. Breezy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 65. Northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 46. North northeast wind 5 to 15 mph.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
  Click Map For Forecast
Point Forecast:
Ottawa IL
 41.35°N 88.85°W
6:21 pm CDT May 29, 2015
8pm CDT May 29, 2015-6pm CDT Jun 5, 2015
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Graph

National Digital Forecast Database