Weather Alerts For Mansfield, IL
Heat Advisory
-# HEADLINE -------------------- DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CDT THIS MORNING HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM MONDAY TO MIDNIGHT CDT THURSDAY NIGHT # DETAILS -------------------- WHAT For the Dense Fog Advisory, visibility one quarter to one half mile in dense fog. For the Heat Advisory, heat index values up to 107 expected. WHERE De Witt, McLean, Piatt, Woodford, Champaign, Clark, Coles, Douglas, Edgar, and Vermilion Counties. WHEN For the Dense Fog Advisory, until 9 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. ISSUED AT Sunday, June 28, 2026 at 7:26 AM CDT ISSUED BY National Weather Service Lincoln IL HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Monitor the latest forecasts and warnings for updates. If driving, slow down, use your headlights, and leave plenty of distance ahead of you. # AREAS AFFECTED -------------------- Edgar, Champaign, Clark, Coles, De Witt, Douglas, McLean, Piatt, Vermilion, Woodford Including the cities of Eureka, Normal, Bloomington, Marshall, Tuscola, Urbana, Charleston, Champaign, Paris, Danville, Monticello, Mattoon, and Clinton
Dense Fog Advisory
-# HEADLINE -------------------- DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CDT THIS MORNING HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM MONDAY TO MIDNIGHT CDT THURSDAY NIGHT # DETAILS -------------------- WHAT For the Dense Fog Advisory, visibility one quarter to one half mile in dense fog. For the Heat Advisory, heat index values up to 107 expected. WHERE De Witt, McLean, Piatt, Woodford, Champaign, Clark, Coles, Douglas, Edgar, and Vermilion Counties. WHEN For the Dense Fog Advisory, until 9 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. ISSUED AT Sunday, June 28, 2026 at 7:26 AM CDT ISSUED BY National Weather Service Lincoln IL HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Monitor the latest forecasts and warnings for updates. If driving, slow down, use your headlights, and leave plenty of distance ahead of you. # AREAS AFFECTED -------------------- Edgar, Champaign, Clark, Coles, De Witt, Douglas, McLean, Piatt, Vermilion, Woodford Including the cities of Eureka, Normal, Bloomington, Marshall, Tuscola, Urbana, Charleston, Champaign, Paris, Danville, Monticello, Mattoon, and Clinton
