Grundy- Including the cities of Altamont and Coalmont 844 PM CDT Wed Apr 17 2024 .TONIGHT...Mostly cloudy. Lows around 60. Southwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the lower 80s. South winds 5 to 10 mph. .THURSDAY NIGHT...A chance of thunderstorms. Showers likely. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent. .FRIDAY...A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the lower 70s. West winds 5 to 10 mph, becoming northwest in the afternoon. Chance of rain 70 percent. .FRIDAY NIGHT...Mostly cloudy. Lows in the lower 50s. North winds 5 to 10 mph. .SATURDAY...Partly sunny. A slight chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. .SUNDAY...Showers likely, mainly in the morning. Highs in the mid 50s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s. .MONDAY...Sunny. Highs in the mid 60s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Sunny. Highs in the upper 60s. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows around 50. .WEDNESDAY...Sunny. Highs in the lower 70s. $$