National Weather Service

News Headlines

June 17, 2026 Severe Weather

Hazardous Weather Conditions

Flood Watch in effect from June 21, 07:00 AM CDT until June 22, 01:00 AM CDT

Current conditions at

Danville, Vermilion County Airport (KDNV)

Lat: 40.2°NLon: 87.6°WElev: 696ft.

Fair

78°F

26°C

Humidity	43%
Wind Speed	NW 12 mph
Barometer	29.99 in
Dewpoint	54°F (12°C)
Visibility	2.50 mi
Heat Index	79°F (26°C)
Last update	20 Jun 1:35 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles ESE Westville IL

Flood Watch June 21, 07:00am until June 22, 01:00am

Click here for hazard details and duration

Flood Watch

This Afternoon
High: 80 °F
Mostly Sunny
Tonight
Low: 59 °F
Increasing
Clouds
Sunday
High: 75 °F
Heavy Rain
Sunday Night
Low: 62 °F
Heavy Rain
then Showers
Likely
Monday
High: 74 °F
Chance
Showers
Monday Night
Low: 55 °F
Partly Cloudy
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 58 °F
Mostly Clear
Wednesday
High: 79 °F
Sunny then
Chance
T-storms

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 80. West northwest wind around 9 mph, with gusts as high as 17 mph.

Tonight

Increasing clouds, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.

Sunday

Showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. High near 75. Light east wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Showers and thunderstorms before 1am, then showers likely. Some of the storms could produce heavy rainfall. Low around 62. East southeast wind 10 to 14 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday

A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 74. North wind 10 to 13 mph, with gusts as high as 20 mph.

Monday Night

Partly cloudy, with a low around 55. North northeast wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 17 mph.

Tuesday

Sunny, with a high near 78. Light north northeast wind.

Tuesday Night

Mostly clear, with a low around 58.

Wednesday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79.

Wednesday Night

Partly cloudy, with a low around 58.