Expires:202512231115;;058984 FPUS53 KLOT 230312 ZFPLOT Zone Forecast Product National Weather Service Chicago/Romeoville, IL 912 PM CST Mon Dec 22 2025 ILZ005-231115- McHenry- Including the cities of Crystal Lake, Algonquin, McHenry, and Woodstock 912 PM CST Mon Dec 22 2025 .REST OF TONIGHT...Mostly cloudy. Patchy fog late. Near steady temperature in the mid 30s. Southwest winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Patchy fog early in the morning. Highs in the mid 40s. West winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 20s. Northwest winds around 5 mph, becoming northeast after midnight. .WEDNESDAY...Cloudy. A chance of rain and drizzle in the afternoon. Highs around 40. Southeast winds 5 to 10 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Cloudy. Patchy fog. Rain and drizzle likely in the evening. A slight chance of very light drizzle after midnight. Near steady temperature in the upper 30s. Southeast winds around 5 mph, becoming north after midnight. Chance of precipitation 60 percent. .CHRISTMAS DAY...Cloudy. Highs in the lower 40s. .THURSDAY NIGHT...Cloudy. A chance of rain in the evening, then rain likely after midnight. Lows in the upper 30s. Chance of precipitation 70 percent. .FRIDAY...Mostly cloudy. A slight chance of rain in the morning. Highs in the upper 40s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Mostly cloudy. Lows in the mid 30s. .SATURDAY...Mostly cloudy. Highs in the upper 40s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 20s. .SUNDAY...Partly cloudy and blustery. Highs in the upper 20s. .SUNDAY NIGHT...Partly cloudy. Lows around 10 above. .MONDAY...Partly cloudy. Highs in the mid 20s. $$