Expires:202609101000;;672226 FPUS51 KLWX 100626 ZFPLWX Zone Forecast Product National Weather Service Baltimore MD/Washington DC 225 AM EDT Thu Sep 10 2026 MDZ506-101000- Central and Southeast Howard- Including the cities of Clarksville, Columbia, Simpsonville, Historic Ellicott City, and Woodstock 226 AM EDT Thu Sep 10 2026 .OVERNIGHT...Partly cloudy. Lows in the lower 70s. Southwest winds around 10 mph with gusts up to 20 mph. .THURSDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 80s. West winds 5 to 10 mph. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the upper 60s. Northwest winds around 5 mph. Chance of rain 70 percent. .FRIDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs around 80. North winds around 5 mph. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph in the evening, becoming light and variable. .SATURDAY...Mostly cloudy with a 40 percent chance of showers. Highs in the lower 80s. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70 percent. .SUNDAY...Partly sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. .MONDAY...Mostly sunny. Highs in the lower 80s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 60s. .TUESDAY...Sunny. Highs in the mid 80s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. .WEDNESDAY...Mostly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 30 percent. $$