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June 21, 2026 Severe Storm Summary

Hazardous Weather Conditions

Current conditions at

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Fog

72°F

22°C

Humidity	100%
Wind Speed	S 2 mph
Barometer	29.90 in
Dewpoint	72°F (22°C)
Visibility	0.25 mi
Last update	28 Jun 2:55 am CDT

More Information:

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

Extended Forecast for

4 Miles SSE Yale IL

Heat Advisory June 29, 11:00am until July 3, 12:00am

Heat Advisory June 28, 01:00pm until June 28, 07:00pm

Dense Fog Advisory until June 28, 08:00am

Click here for hazard details and duration

Heat Advisory

Dense Fog Advisory

Dense Fog Advisory until June 28, 08:00am
NOW until 8:00am Sun
Dense Fog Advisory
Overnight
Low: 70 °F
Slight Chance
T-storms and
Areas Fog
Sunday
High: 89 °F
Areas Fog
then Mostly
Sunny
Sunday Night
Low: 73 °F
Mostly Clear
Monday
High: 93 °F
Mostly Sunny
Monday Night
Low: 75 °F
Mostly Clear
Tuesday
High: 93 °F
Sunny
Tuesday Night
Low: 74 °F
Clear
Wednesday
High: 93 °F
Sunny

Detailed Forecast

Overnight

A 10 percent chance of showers and thunderstorms after 5am. Areas of fog. Otherwise, mostly cloudy, with a low around 70. Light south southwest wind.

Sunday

Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 102. South wind 3 to 6 mph.

Sunday Night

Mostly clear, with a low around 73. South southeast wind 5 to 7 mph.

Monday

Mostly sunny, with a high near 93. Heat index values as high as 109. South southwest wind 6 to 11 mph, with gusts as high as 17 mph.

Monday Night

Mostly clear, with a low around 75. South wind 6 to 9 mph, with gusts as high as 16 mph.

Tuesday

Sunny, with a high near 93. South southwest wind 6 to 9 mph, with gusts as high as 15 mph.

Tuesday Night

Clear, with a low around 74. South wind 3 to 7 mph.

Wednesday

Sunny, with a high near 93.