Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms and Excessive Rain Possible From the Central and Southern Plains into the South and From the Ohio Valley To Mid-Atlantic; Heat and Critical Fire Weather Builds in the Southwest Quad of the Country

Multiple locations of severe thunderstorms and locally intense excessive rain will be possible east of the Rockies. The two main corridors appear to be the Central High Plains through Southern Plains into the South and the other path is from the Ohio Valley into Mid-Atlantic. Meanwhile, excessive heat and critical fire weather threats will build throughout the weekend in CA and the Southwest. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

68°F

20°C

Humidity 85%
Wind Speed Calm
Barometer 29.77 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 23 Jun 10:15 am CDT
Extended Forecast for

Ottawa IL

Flood Warning until June 24, 09:00pm
Flood Warning until June 24, 07:00pm
Click here for hazard details and duration
Flood Warning
Flood Warning
  •  
    Flood Warning until June 24, 09:00pm
    Flood Warning until June 24, 07:00pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • Today

    Today: Isolated showers after 1pm.  Mostly cloudy, with a high near 76. North northwest wind around 5 mph.  Chance of precipitation is 20%.

    Mostly Cloudy
    then Isolated
    Showers

    High: 76 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 62. West wind around 5 mph.

    Partly Cloudy

    Low: 62 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Calm wind becoming north northeast around 5 mph in the afternoon.

    Mostly Sunny

    High: 84 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 63. East wind around 5 mph.

    Partly Cloudy

    Low: 63 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 82. East southeast wind around 10 mph, with gusts as high as 15 mph.

    Partly Sunny
    then Chance
    T-storms

    High: 82 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely, mainly after 1am.  Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Chance
    T-storms then
    T-storms
    Likely

    Low: 69 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 85.

    Chance
    T-storms

    High: 85 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70.

    Chance
    T-storms

    Low: 70 °F

Detailed Forecast

Today
Isolated showers after 1pm. Mostly cloudy, with a high near 76. North northwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 62. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 84. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 63. East wind around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. East southeast wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
Mostly sunny, with a high near 91.
Click Map For Forecast
Point Forecast:
Ottawa IL
 41.35°N 88.85°W
10:17 am CDT Jun 23, 2018
10am CDT Jun 23, 2018-6pm CDT Jun 29, 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