DENSE FOG ADVISORY
DENSE FOG ADVISORY ISSUED JUNE 28 AT 2:34AM CDT UNTIL JUNE 28 AT 8:00AM CDT
Effective: 2026-06-28 02:34:00 Expires: 2026-06-28 08:00:00 Issued by: NWS Lincoln IL
* WHAT...FOR THE DENSE FOG ADVISORY, VISIBILITY REDUCED TO ONEQUARTER MILE IN DENSE FOG. FOR THE HEAT ADVISORY, HEAT INDEX VALUES 105 TO 110 EXPECTED.

* WHERE...DE WITT, MCLEAN, PIATT, CHAMPAIGN, CLARK, COLES, DOUGLAS, EDGAR, AND VERMILION COUNTIES.

* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 8 AM CDT THIS MORNING. FOR THE HEAT ADVISORY, FROM 11 AM MONDAY TO MIDNIGHT CDT THURSDAY NIGHT.

* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT ILLNESSES. LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.
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MCLEAN, DE WITT, PIATT, CHAMPAIGN, VERMILION, DOUGLAS, COLES, EDGAR, CLARK
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