WWUS73 KLSX 261922

NPWLSX



URGENT - WEATHER MESSAGE

National Weather Service St Louis MO

222 PM CDT Thu Jun 26 2025



ILZ058>060-064-065-069-070-074-079-095>102-MOZ036-048>052-059>065-

072>075-084-085-099-270200-

/O.CON.KLSX.HT.Y.0001.000000T0000Z-250627T0200Z/

Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-

Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-

Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Pike MO-

Cole MO-Osage MO-Callaway MO-Montgomery MO-Lincoln MO-Gasconade

MO-Warren MO-Saint Charles MO-Franklin MO-Saint Louis MO-Saint

Louis City MO-Jefferson MO-Crawford MO-Washington MO-Saint

Francois MO-Sainte Genevieve MO-Iron MO-Madison MO-Reynolds MO-

Including the cities of Chester, Quincy, Centralia, Sullivan,

Jefferson City, Litchfield, Union, Mount Sterling, Vandalia,

Cahokia, Alton, Sparta, Belleville, Farmington, Saint Louis,

Pittsfield, Edwardsville, Salem, Washington, Bowling Green,

Fulton, and Saint Charles

222 PM CDT Thu Jun 26 2025



...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...



* WHAT...Heat index values up to 102.



* WHERE...Portions of south central, southwest, and west central 

  Illinois and central, east central, northeast, and southeast 

  Missouri.



* WHEN...Until 9 PM CDT this evening.



* IMPACTS...Hot temperatures and high humidity may cause heat 

  illnesses.



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.



Take extra precautions when outside. Wear lightweight and loose 

fitting clothing. Try to limit strenuous activities to early morning 

or evening. Take action when you see symptoms of heat exhaustion and 

heat stroke.



Drink plenty of fluids, stay in an air-conditioned room, stay out of 

the sun, and check up on relatives and neighbors. Young children and 

pets should never be left unattended in vehicles under any 

circumstances. Take extra precautions if you work or spend time 

outside. When possible reschedule strenuous activities to early 

morning or evening. Know the signs and symptoms of heat exhaustion 

and heat stroke. Wear lightweight and loose fitting clothing when 

possible. To reduce risk during outdoor work, the Occupational 

Safety and Health Administration recommends scheduling frequent rest 

breaks in shaded or air conditioned environments. Anyone overcome by 

heat should be moved to a cool and shaded location. Heat stroke is 

an emergency! Call 9 1 1.



&&



$$



Pfahler

