Expires:202601251700;;496058 FPUS53 KLSX 250918 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 318 AM CST Sun Jan 25 2026 ILZ058-059-098-099-251700- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 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 14. North winds 10 to 15 mph with gusts up to 25 mph. Chance of snow near 100 percent. Wind chill values as low as 10 below. .TONIGHT...Partly cloudy in the evening, then becoming mostly clear. Colder with lows around 6 below. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 20 below. .MONDAY...Mostly sunny. Highs around 13. West winds 5 to 10 mph with gusts up to 20 mph. Wind chill values as low as 23 below. .MONDAY NIGHT...Mostly clear. Cold with lows around 3 above. Temperature rising to around 12 after midnight. Southwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 13 below. .TUESDAY...Mostly sunny. Not as cool with highs in the mid 20s. West winds 10 to 15 mph. Wind chill values as low as 2 below in the morning. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 5 below to zero. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 20s. Lows 5 below to zero. Wind chill values as low as 15 below. .THURSDAY THROUGH FRIDAY...Mostly cloudy. Highs around 20. Lows zero to 5 above zero. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows around zero. Highs around 20. $$