Hazardous Weather Conditions
Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Light Rain
73°F
23°C
| Humidity | 100% |
| Wind Speed | S 3 mph |
| Barometer | 30.09 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Last update | 15 Aug 6:58 am CDT |
Extended Forecast for
Tonica IL
Flood Watch August 15, 07:22am until August 15, 10:00am
NOW until 10:00am Sat
Flood Watch
Today
High: 83 °F
Showers then
Chance
ShowersTonight
Low: 73 °F
Slight Chance
Showers then
Showers
LikelySunday
High: 84 °F
Chance
Showers then
Partly SunnySunday Night
Low: 65 °F
Partly Cloudy
Monday
High: 81 °F
Sunny
Monday Night
Low: 64 °F
Mostly Clear
Tuesday
High: 82 °F
Mostly Sunny
Tuesday Night
Low: 69 °F
Mostly Cloudy
then Showers
Likely
Detailed Forecast
Today
Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. High near 83. South southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
A slight chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 73. South southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 9am. Mostly cloudy, with a high near 84. West northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 81. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Showers likely after 1am. Mostly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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Point Forecast:
Tonica IL
41.21°N 89.06°W
41.21°N 89.06°W
5:33 am CDT Aug 15, 2026
7am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
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