AREA FORECASTS

WASHINGTON: Today, mostly sunny, windy, cold. High 34-38. Wind northwest 15-25 mph. Tonight, mostly clear, blustery, cold. Low 18-22. Wind northwest 10-20 mph. Tuesday, partly sunny, breezy, cold. High 32-36.

MARYLAND: Today, mostly sunny, windy, cold. High 30-34. Wind northwest 15-25 mph. Tonight, mostly clear, blustery, cold. Low 14-18. Wind northwest 10-20 mph. Tuesday, partly sunny, breezy, cold. High 28-32.

VIRGINIA: Today, mostly sunny, windy, cold. High 34-38. Wind northwest 15-25 mph. Tonight, mostly clear, blustery, cold. Low 18-22. Wind northwest 10-20 mph. Tuesday, partly sunny, breezy, cold. High 32-36.

Recreational Forecasts

MOUNTAINS

Maryland, Virginia and West Virginia: Today, partly sunny, windy, flurries. High 22-26. Low 10-15. Wind northwest 15-25 mph. Tuesday, partly sunny, breezy. Highs 28-32. Wind north at 8-16 mph.

BEACHES

Maryland and Delaware: Today, partly sunny, windy, cold. High 32-36. Low 18-22. Wind northwest 15-25 mph. Tuesday, partly sunny, breezy, cold. High 36-40. Wind northwest 8-16 mph.

Virginia: Today, partly sunny, windy, cold. High 36-40. Low 20-24. Wind northwest 15-25 mph. Tuesday, partly sunny, breezy, chilly. High 40-44. Wind northwest 10-20 mph.

BOATING

Upper Potomac River: Today, partly sunny, windy, cold. Wind northwest 15-25 knots. Waves one to two feet.

Lower Potomac and Chesapeake Bay: Today, partly sunny, windy, cold. Wind northwest 15-25 knots. Waves one to two feet on the lower Potomac, 2-4 feet on the bay.

River Stages: The National Weather Service estimates the stage at Little Falls to be 3.7 feet this morning and predicts the stage to remain at 3.7 feet Tuesday morning. Flood stage at Little Falls is 10 feet.

PLANET WATCH

Rise Set

Sun 7:25 a.m. 4:52 p.m.

Moon 10:43 p.m. 11:17 a.m.

Mercury 6:41 a.m. 4:01 p.m.

Venus 4:15 a.m. 2:27 p.m.

Mars 10:18 a.m. 8:48 p.m.

Jupiter 12:52 p.m. 1:54 a.m.

Saturn 1:38 p.m. 3:07 a.m.

Uranus 9:48 a.m. 7:59 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.