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Extreme Cold Warning

Status

New Event Active alert

Start Time

Mon 01/26/2026 01:00 AM EST

End Time

Mon 01/26/2026 01:00 PM EST

Significance

Warning

Impacts

High impact

Locations Affected

Saint Louis, MO ∙ O'Fallon, MO ∙ Saint Charles, MO ∙ Saint Peters, MO ∙ Florissant, MO ∙ Golden Eagle, IL ∙ Lake Mykee Town, MO ∙ Brooklyn, IL ∙ Bourbon, MO ∙ Steedman, MO

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service St Louis MO 155 AM CST Sun Jan 25 2026 ...EXTREME COLD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST MONDAY... * WHAT...Dangerously cold wind chills of 15 to 25 below expected. Actual temperatures may reach 5 to 10 degrees below zero as well. * WHERE...Portions of south central and southwest Illinois and central, east central, and southeast Missouri. * WHEN...From midnight tonight to noon CST Monday. * IMPACTS...The dangerously cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside.

Technical Header

ILZ058>060-064-065-069-070-074-079-098>102-MOZ047>052-059>065- 072>075-084-085-099-252300- /O.UPG.KLSX.CW.Y.0003.260126T0600Z-260126T1800Z/ /O.NEW.KLSX.EC.W.0001.260126T0600Z-260126T1800Z/ Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL- Marion IL-Washington IL-Randolph IL-Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Moniteau 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, Fulton, Sullivan, Belleville, Cahokia, Saint Charles, Washington, Saint Louis, Salem, Farmington, Jefferson City, Sparta, Alton, Centralia, Litchfield, Union, Edwardsville, and Vandalia 155 AM CST Sun Jan 25 2026