AWUS81 KLWX 210311 RWSLWX DCZ001-MDZ003>006-008-011-013-014-016>018-501>510-VAZ025>031- 036>040-050-051-053>057-501>508-526-527-WVZ050>053-055-501>506- 211515- Regional Weather Summary National Weather Service Baltimore MD/Washington DC 1111 PM EDT Fri Mar 20 2026 Here is a look at the weather features that will affect the region over the next several days. High pressure will return with continued above average temperatures this weekend. A stronger cold front will bring the next chance of showers and thunderstorms Sunday evening into Sunday night. Cooler weather returns by early next week as Canadian high pressure approaches from the west. $$