21810 Weather (Allen, MD)

Weather forecast for: Allen MD

Last Update: 12:21 am EST Nov 6, 2026

Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. South wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday: Showers and possibly a thunderstorm. High near 69. South wind 8 to 13 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Friday Night: A chance of showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 51. Calm wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday: Mostly sunny, with a high near 60. Northwest wind 11 to 14 mph, with gusts as high as 22 mph.

Saturday Night: Clear, with a low around 45. West wind around 9 mph.

Sunday: Sunny, with a high near 60.

Sunday Night: Clear, with a low around 43.

Monday: Sunny, with a high near 62.

Monday Night: Clear, with a low around 42.

Tuesday: Sunny, with a high near 65.

Tuesday Night: Mostly clear, with a low around 42.

Veterans Day: Sunny, with a high near 63.

Wednesday Night: Mostly clear, with a low around 38.

Thursday: Mostly sunny, with a high near 59.