Expires:202601251700;;496062 FPUS53 KLSX 250918 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 318 AM CST Sun Jan 25 2026 ILZ102-MOZ065-251700- Monroe IL-Jefferson MO- 318 AM CST Sun Jan 25 2026 ...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING... ...EXTREME COLD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST MONDAY... .TODAY...Snow. Snow accumulation of 2 to 4 inches. Highs around 15. North winds 10 to 15 mph with gusts up to 25 mph. Chance of snow near 100 percent. Wind chill values as low as 7 below this morning. .TONIGHT...Partly cloudy in the evening, then clearing. Colder with lows around 6 below. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 18 below. .MONDAY...Sunny. Highs around 18. West winds 5 to 10 mph. Wind chill values as low as 19 below in the morning. .MONDAY NIGHT...Clear. Not as cold with lows around 4 above. Temperature rising to around 14 after midnight. Southwest winds 5 to 10 mph with gusts up to 20 mph. Wind chill values as low as 6 below in the evening. .TUESDAY...Sunny. Not as cool with highs in the lower 30s. West winds 5 to 10 mph with gusts up to 20 mph. Wind chill values as low as 2 above in the morning. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows around zero. Highs in the upper 20s. .THURSDAY THROUGH FRIDAY...Mostly cloudy. Highs in the mid 20s. Lows around 10 above. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows zero to 5 above zero. Highs in the lower 20s. $$