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Significant Snowfall for Washington Cascades and Northern Rocky Mountains

A cold front will linger for several days from the Pacific Northwest to portions of the northern Plains early this week. Cold temperatures and copious moisture will combine to produce several feet of snow into the mountain passes, with up to 4 feet of snow down to 4000 feet in the northern Rockies. Travel through mountain passes will be very difficult. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35° N Lon: 89.15° W Elev: 650 ft.




Humidity 96%
Wind Speed SW 9 mph
Barometer 29.96 in
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Wind Chill37°F (3°C)
Last update 18 Dec 3:35 am CST
Detailed forecast for

La Salle County

Mostly cloudy. Areas of fog in the morning. Patchy drizzle in the morning. Highs in the upper 40s. Southwest winds 10 to 15 mph.
Partly cloudy. Lows in the upper 30s. Southwest winds 10 to 15 mph.
Partly cloudy. Mild. Highs around 50. West winds 10 to 15 mph.
Tuesday Night
Mostly clear. Lows in the mid 20s. Northwest winds 5 to 10 mph.
Partly cloudy. Highs around 40. East winds 5 to 10 mph.
Wednesday Night
Partly cloudy. Lows in the upper 20s.
Mostly cloudy. Highs in the mid 40s.
Thursday Night
Mostly cloudy. Lows in the upper 30s. Then temperatures becoming steady or slowly rising.
Mostly cloudy with a 40 percent chance of showers. Highs around 50. Then temperatures falling into the mid 40s by evening.
Friday Night
Mostly cloudy. Chance of rain in the evening, then a chance of snow and rain after midnight. Lows in the mid 20s. Chance of precipitation 40 percent.
Partly sunny. Highs in the lower 30s.
Saturday Night
Mostly cloudy. Lows 16 to 20.
Mostly cloudy with a 30 percent chance of snow showers. Highs in the upper 20s.

Click Map For Forecast
337 AM CST Mon Dec 18 2017

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database