Heavy Rainfall Possible Across the Central U.S.; Poor Air Quality Across the Northwest and North Central States

Thunderstorms will produce locally heavy rainfall and possibly some flash flooding across central portions of the country through tonight, with a few strong to locally severe thunderstorms possible. Otherwise, smoke from the wildfires burning across western North America will continue to create poor air quality across northern portions of the country. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

85°F

29°C

Humidity 55%
Wind Speed E 7 mph
Barometer 29.97 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 19 Aug 2:35 pm CDT
Extended Forecast for

Ottawa IL

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 85. Southeast wind around 5 mph.

    Mostly Sunny

    High: 85 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. East wind 5 to 10 mph.

    Mostly Cloudy

    Low: 67 °F

  • Monday

    Monday: Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm.  High near 78. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Showers
    Likely then
    T-storms

    High: 78 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms, mainly before 1am.  Low around 66. South southeast wind 5 to 10 mph becoming west after midnight.  Chance of precipitation is 80%.

    T-storms

    Low: 66 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly before 1pm.  Mostly cloudy, with a high near 77. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Chance
    Showers

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Partly Cloudy

    Low: 56 °F

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    Sunny

    High: 76 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 54.

    Mostly Clear

    Low: 54 °F

  • Thursday

    Thursday: Sunny, with a high near 79.

    Sunny

    High: 79 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. Southeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 67. East wind 5 to 10 mph.
Monday
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm. High near 78. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms, mainly before 1am. Low around 66. South southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 80%.
Tuesday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 77. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 58.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Ottawa IL
 41.35°N 88.85°W
2:17 pm CDT Aug 19, 2018
2pm CDT Aug 19, 2018-6pm CDT Aug 25, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database