Expires:202512220600;;994713 FPUS53 KLSX 212259 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 459 PM CST Sun Dec 21 2025 MOZ074-084-085-099-220600- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 459 PM CST Sun Dec 21 2025 .TONIGHT...Partly cloudy. Lows in the upper 20s. Southeast winds around 5 mph. .MONDAY...Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 50s. South winds 5 to 10 mph with gusts up to 20 mph. .MONDAY NIGHT...Mostly cloudy. Not as cool with lows in the mid 40s. Southwest winds 5 to 10 mph. .TUESDAY...Partly sunny. Not as cool with highs in the mid 60s. Southwest winds around 5 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. South winds around 5 mph. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy. Highs around 70. Lows in the upper 50s. .CHRISTMAS DAY AND THURSDAY NIGHT...Partly cloudy. Highs in the lower 70s. Lows in the upper 50s. .FRIDAY...Sunny. Highs in the lower 70s. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Lows in the upper 40s. Highs in the mid 60s. .SATURDAY NIGHT...Mostly cloudy. A chance of rain, mainly in the evening. Much cooler with lows in the lower 30s. Chance of rain 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Much cooler with highs in the mid 40s. $$