WASHINGTON: Today, mostly sunny. High 44. Wind southeast 5-10 mph. Tonight, increasingly cloudy. Low 34. Wind south 4-8 mph. Friday, mostly cloudy, milder, a shower or two. High 50. Wind west to southwest 6-12 mph.
MARYLAND: Today, mostly sunny. High 43-46. Wind southeast 6-12 mph. Tonight, partly to mostly cloudy. Low 32-35. Wind south 4-8 mph. Friday, mostly cloudy, mild, several hours of rain possible. High 49-52. Wind west to southwest 6-12 mph.
VIRGINIA: Today, partly to mostly sunny. High 42-45. Wind southeast 5-10 mph. Tonight, becoming mostly cloudy. Low 32-35. Wind south 4-8 mph. Friday, mostly cloudy, mild, a chance of a shower. High 47-50. Wind west to southwest 6-12 mph.
Maryland, Virginia and West Virginia: Today, partly sunny, a bit milder. High 38-42. Low 26-30. Wind south 6-12 mph. Friday, variably cloudy, rain showers or flurries. High 40-44. Wind west 10-20 mph.
Maryland and Delaware: Today, mostly sunny. High 43-47. Low 32-37. Wind southeast 7-14 mph. Friday, mostly cloudy, milder, a chance of rain. High 47-52. Wind southwest 8-16 mph.
Virginia: Today, mostly sunny. High 47-55. Low 35-40. Wind southeast 6-12 mph. Friday, cloudy, milder, perhaps periods of rain. High 53-58. Wind southwest 8-16 mph.
Upper Potomac River: Today, sunny early, then increasingly cloudy. Wind south to southeast 5-10 knots.
Lower Potomac and Chesapeake Bay: Today, partly to mostly sunny, not much wind. Wind southeast 6-12 knots. Waves under 1 foot on the lower Potomac and the Chesapeake Bay.
River Stages: The National Weather Service estimates the stage at Little Falls to be 3.4 feet this morning and predicts the stage to fall to 3.3 feet Friday morning. Flood stage at Little Falls is 10 feet.
Sun 7:27 a.m. 5:00 p.m.
Moon 7:13 a.m. 5:09 p.m.
Mercury 7:13 a.m. 4:27 p.m.
Venus 4:35 a.m. 2:27 p.m.
Mars 9:58 a.m. 8:48 p.m.
Jupiter 12:10 p.m. 1:13 a.m.
Saturn 12:58 p.m. 2:27 a.m.
Uranus 9:10 a.m. 7:23 p.m.
Forecasts for Washington area, 202-334-9000 code 9100.
Long range regional forecasts, 703-260-0405.
Chesapeake Bay boating forecast, 703-260-0505.
Recreational and traveler's forecast, 703-260-0706.
Smithsonian Institution star/planet information, 202-357-2000.
Air Quality Index, 202-962-3299.