AREA FORECASTS

WASHINGTON: Today, mostly sunny, chilly, less windy. High 48. Wind northwest 10-20 mph. Tonight, clear, cold. Low 32. Wind west 5-10 mph. Thursday, mostly sunny, turning milder in the afternoon. High 54. Wind southwest 7-14 mph.

MARYLAND: Today, mostly sunny, chilly, less windy. High 46-50. Wind northwest 10-20 mph. Tonight, clear, cold. Low 26-32. Wind west 5-10 mph. Thursday, mostly sunny, turning milder in the afternoon. High 52-56. Wind southwest 7-14 mph.

VIRGINIA: Today, mostly sunny, chilly, less windy. High 46-50. Wind northwest 10-20 mph. Tonight, clear, cold. Low 28-32. Wind west 5-10 mph. Thursday, mostly sunny, turning milder in the afternoon. High 52-56. Wind southwest 7-14 mph.

Recreational Forecasts

MOUNTAINS

Maryland, Virginia and West Virginia: Today, partly cloudy, chilly, less windy. High 40-45. Low 20-25. Wind west-northwest 8-16 mph. Thursday, mostly sunny, milder. High 48-53. Wind southwest 8-16 mph.

BEACHES

Maryland and Delaware: Today, mostly sunny, brisk, chilly. High 47-52. Low 27-32. Wind northwest 10-20 mph. Thursday, mostly sunny, turning milder. High 52-57. Wind southwest 7-14 mph.

Virginia: Today, mostly sunny, brisk, chilly. High 50-55. Low 30-35. Wind northwest 10-20 mph. Thursday, mostly sunny, turning milder. High 57-62. Wind southwest 7-14 mph.

BOATING

Upper Potomac River: Today, mostly sunny, chilly, less windy. Wind northwest 8-16 knots. Tonight, clear, cold.

Lower Potomac and Chesapeake Bay: Today, mostly sunny, brisk, chilly. Wind northwest at 12-20 knots. Waves 1-2 feet on the lower Potomac, 2-3 feet on the Chesapeake.

River Stages: The National Weather Service estimates the stage at Little Falls to be 3.1 feet this morning and predicts the stage to hold near 3.1 feet Thursday morning. Flood stage at Little Falls is 10 feet.

PLANET WATCH

Sun

Rise: 6:52 a.m.

Set: 4:53 p.m.

Moon

Rise: 1:51 p.m.

Set: 12:11 a a.m.

Mercury

Rise: 6:31 a.m.

Set: 4:43 p.m.

Venus

Rise: 3:03 a.m.

Set: 2:56 p.m.

Mars

Rise: 11:21 a.m.

Set: 8:49 p.m.

Jupiter

Rise: 3:35 p.m.

Set: 4:40 a.m.

Saturn

Rise: 4:22 p.m.

Set: 5:55 a.m.

Uranus

Rise: 12:21 p.m.

Set: 10:29 p.m.

ADDITIONAL INFORMATION

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.