Expires:202610252000;;152665 FPUS51 KLWX 250903 ZFPLWX Zone Forecast Product National Weather Service Baltimore MD/Washington DC 503 AM EDT Sun Oct 25 2026 MDZ506-252000- Central and Southeast Howard- Including the cities of Clarksville, Columbia, Simpsonville, Historic Ellicott City, and Woodstock 503 AM EDT Sun Oct 25 2026 ...FROST ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... .TODAY...Areas of frost with patchy fog this morning. Sunny. Highs in the mid 60s. Light and variable winds. .TONIGHT...Clear. Patchy fog. Lows in the upper 30s. Light and variable winds, becoming west around 5 mph after midnight. .MONDAY...Sunny. Highs in the upper 60s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. Northwest winds around 5 mph. .TUESDAY...Sunny. Highs in the upper 60s. North winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .WEDNESDAY...Partly sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .THURSDAY...Mostly sunny. Highs around 70. .THURSDAY NIGHT...Mostly clear. Lows around 50. .FRIDAY...Sunny. Highs in the mid 70s. .FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. .SATURDAY...Mostly sunny. Highs in the lower 70s. $$