Washington: Today -- Cloudy with occasional rain likely, possibly beginning as sleet or freezing rain, high in the 40s, low near 30. The chance of precipitation is 70 percent today diminishing to 50 percent tonight. Winds will be from the south at 10 to 15 mph. Thursday -- Variable cloudiness, high from 40 to 45.

Maryland and Virginia: Today -- Snow changing to rain in the mountains, and rain likely elsewhere possibly beginning as sleet or freezing rain, higns mostly in the 40s, lows from the mid 20s to the 30s, Thursday -- Chance of flurries in the mountains, variable cloudiness elsewhere, highs mostly in the 40s.

West Virginia: Today -- Snow likely, changing to rain across the southern half of the state, highs from the low 30s in the north to the mid 40s in the south. Precipitation will end tonight. Thrusday -- Gradual clearing high in the 30s.

Extended Area Forecast for Friday through Sunday -- Fair Friday, chance of precipitation Saturday and Sunday. Highs will average from the mid 40s to the low 50s, lows will be mostly in the 30s, in the 20s in the mountains. Normal Washington temperatures are a high of 44 and a low of 28.

Lower Potomac and Chesapeake say -- Occasional rain during the day, clearing by evening. Visiblity will be less than 3 miles improving to 5 miles or more during the afternoon. Winds will be from the south increasing to 12 to 18 knots and shifting to the northwest by evening. Waves will average 1 to 2 feet.

The Nation Yesterday: Cloudy skies spread from the Pacific to cover the southwestern quarter of the nation. Rain continued over southern California, while snow-showers passed over the Rockies. Light snowshowers passed over the upper Mississippi Valley with more snow across the Great Lakes Snow-fall stretched into western New York and southern New England. The middle Atlantic Coast states were partly cloudy with highs in the 50s while Florida will be in the upper 70s. The Gulf states had a little sunshine and the mercury reached into the 60s. The Pacific Northwest reported temperatures well above freezing and was partly cloudy. Only the northern edge of the Great Plains remained below zero. Along with cloudy skies warmer air spread from the Southwest into the southern Plains, as highs across the Texas panhandle reached into the 06s. Temperatures above freezing covered Missouri and most of Kansas for first time this year. New England was in the deep freeze. Light snowshowers were scattered over the southern sections with temperatures in the teens, while northern Maine was below zero.

The National Weather Forecast for today -- Light rain will spread frfom southern Texas, through the lower Mississippi Valley, with heavier rain across the Tennessee and Ohio valleys into the Virginias. Snow will continue frfom the Great Lakes region into New England. The Pacific Northwest will have rain while snowshowers will pass through the Cascades. Skies will be partly cloudy from the West Coast, through the Southwest into the Plains. It will not be quite as cold across the nation. It will warm above freezing in Colorado, Kansas and Missouri. The Gulf Coast states will reach into the 70s once again with mostly sunny Florida near 80.

Almanac Data for Today: The sun rises 7:25 a.m., sets 5:10 p.m.; The moon sets 9:08 a.m. Tides: high 10:24 a.m. and 10:33 p.m., low 5:10 a.m. and 5:20 p.m. High and low tides at the following locations may be obtained by subtracting the hours indicated from the hours above: Annapolis (3 1/4), Bloody Point Lighthous (4 1/2), Deale, Md. (4 1/2), Colonial Beach (5 1/2), Norfolk (1), Virginia Beach (3/4), Solomons Island (6 1/4), Point Lookout (7).

The Council of Governments' Air Quality Index for yesterday showed the high reading in the Washington area during the 3 p.m. period was 10 for the pollutant, Photochemical oxidants. Index values between 0 and 24 indicate good air quality. When the index exceeds 100 the air is considered very unhealthy and individuals with lung, heart and eye ailments are urged to restrict their activity. The forecast for today indicates that the air quality will remain good.

The National Weather Service forecasts the Potomac River Stage at Little Falls should remain near 4.0 feet today.

Washington data for yesterday: Highest temperature since midnight yesterday, 47 degrees at 12:45 p.m. Lowest temperature since midnight, 32 degrees at 12:10 a.m. Deficiency of temperature since Jan. 1, 22 degrees. Record high temperature for today, 72 degrees in 1943. Record low temperature for today, 2 degrees in 1977. Relative humidity: maximum, 54 percent at 2 a.m.; minimum, 30 percent at 2 p.m. 24 hour precipitation, none Excess of precipitation since Jan 1, 2.22 inches. Highest observed wind since 7 a.m., 13 miles per hour from the north northwest at 4:53 p.m. Peak gust since 7 a.m., 18 miles per hour from the north at 12:58 pm

Local Temp., Humidity (TABLE) Time(COLUMN)T.(COLUMN)H. 12 mid.(COLUMN)32(COLUMN)47 1 a.m.(COLUMN)32(COLUMN)49 2 a.m.(COLUMN)32(COLUMN)54 3 a.m.(COLUMN)33(COLUMN)52 4 a.m.(COLUMN)33(COLUMN)45 5 a.m.(COLUMN)34(COLUMN)42 6 a.m.(COLUMN)34(COLUMN)44 7 a.m.(COLUMN)35(COLUMN)44 8 a.m.(COLUMN)35(COLUMN)42 9 a.m.(COLUMN)35(COLUMN)44 10 a.m.(COLUMN)37(COLUMN)40 11 a.m.(COLUMN)41(COLUMN)36 12 noon(COLUMN)42(COLUMN)36 1 p.m.(COLUMN)42(COLUMN)36 2 p.m.(COLUMN)47(COLUMN)30 3 p.m.(COLUMN)46(COLUMN)30 4 p.m.(COLUMN)45(COLUMN)34 5 p.m.(COLUMN)43(COLUMN)36 6 p.m.(COLUMN)44(COLUMN)35 7 p.m.(COLUMN)43(COLUMN)38 8 p.m.(COLUMN)40(COLUMN)44 9 p.m.(COLUMN)38(COLUMN)50 10 p.m.(COLUMN)38(COLUMN)52 11 p.m.(COLUMN)37(COLUMN)54(END TABLE)

Temperatures ending 7 p.m. (EST) yesterday: (TABLE) City(COLUMN)L.(COLUMN)H. Albany(COLUMN)07(COLUMN)26 Albuquerque(COLUMN)37(COLUMN)50 Amarillo(COLUMN)33(COLUMN)61 Anchorage(COLUMN)31(COLUMN)40 Asheville(COLUMN)20(COLUMN)51 Atlanta(COLUMN)28(COLUMN)54 Atlantic City(COLUMN)28(COLUMN)54 Austin(COLUMN)44(COLUMN)60 Baltimore(COLUMN)26(COLUMN)48 Billings(COLUMN)-03(COLUMN)26 Birmingham(COLUMN)25(COLUMN)50 Bismarck(COLUMN)-16(COLUMN)04 Boise(COLUMN)25(COLUMN)32 Boston(COLUMN)22(COLUMN)33 Brownsville(COLUMN)57(COLUMN)68 Buffalo(COLUMN)13(COLUMN)17 Burlington, Vt.(COLUMN)10(COLUMN)18 Casper(COLUMN)18(COLUMN)35 Charleston, SC(COLUMN)33(COLUMN)50 Charleston, WV(COLUMN)23(COLUMN)38 Charlotte(COLUMN)24(COLUMN)53 Cheyenne(COLUMN)23(COLUMN)41 Chicago(COLUMN)-02(COLUMN)18 Cincinnati(COLUMN)17(COLUMN)36 Cleveland(COLUMN)16(COLUMN)52 Columbia, S.C.(COLUMN)23(COLUMN)61 Columbus(COLUMN)15(COLUMN)29 Dal.-Ft. Worth(COLUMN)35(COLUMN)58 Dayton(COLUMN)14(COLUMN)32 Denver(COLUMN)26(COLUMN)50 Des Moines(COLUMN)-04(COLUMN)12 Detroit(COLUMN)08(COLUMN)27 Duluth(COLUMN)-26(COLUMN)04 El Paso(COLUMN)34(COLUMN)54 Evansville(COLUMN)25(COLUMN)39 Fairbanks(COLUMN)-05(COLUMN)10 Fargo(COLUMN)-28(COLUMN)03 Flagstaff(COLUMN)31(COLUMN)36 Great Falls(COLUMN)-10(COLUMN)21 Hartford(COLUMN)15(COLUMN)33 Helena(COLUMN)-08(COLUMN)25 Houston(COLUMN)50(COLUMN)64 Indianapolis(COLUMN)12(COLUMN)30 Jackson(COLUMN)32(COLUMN)55 Jacksonville(COLUMN)31(COLUMN)61 Juneau(COLUMN)28(COLUMN)36 Kansas City(COLUMN)11(COLUMN)28 Las Vegas(COLUMN)41(COLUMN)45 Little Rock(COLUMN)31(COLUMN)36 Los Angeles(COLUMN)47(COLUMN)64 Louisville(COLUMN)26(COLUMN)41 Memphis(COLUMN)34(COLUMN)46 Miami Beach(COLUMN)61(COLUMN)75 Midland(COLUMN)34(COLUMN)60 Milwaukee(COLUMN)-12(COLUMN)13 Mpls.-St. Paul(COLUMN)-17(COLUMN)07 Nashville(COLUMN)32(COLUMN)39 New Orleans(COLUMN)43(COLUMN)67 New York(COLUMN)25(COLUMN)41 Norfolk(COLUMN)26(COLUMN)47 North Platte(COLUMN)-05(COLUMN)20 Oklahoma City(COLUMN)30(COLUMN)50 Omaha(COLUMN)00(COLUMN)16 Orlando(COLUMN)45(COLUMN)75 Philadelphia(COLUMN)23(COLUMN)45 Phoenix(COLUMN)53(COLUMN)58 Pittsburgh(COLUMN)16(COLUMN)27 Portland, Me.(COLUMN)09(COLUMN)23 Portland, Ore(COLUMN)32(COLUMN)43 Providence(COLUMN)19(COLUMN)36 Raleigh(COLUMN)20(COLUMN)53 Rapid City(COLUMN)-03(COLUMN)28 Reno(COLUMN)21(COLUMN)42 Richmond(COLUMN)27(COLUMN)51 St. Louis(COLUMN)12(COLUMN)35 St. Prb. Tampa(COLUMN)46(COLUMN)73 Salt Lake City(COLUMN)34(COLUMN)43 San Antonio(COLUMN)44(COLUMN)60 San Diego(COLUMN)57(COLUMN)68 San Francisco(COLUMN)46(COLUMN)58 San Juan(COLUMN)76(COLUMN)83 St. Ste. Marie(COLUMN)-18(COLUMN)04 Seattle(COLUMN)36(COLUMN)43 Shreveport(COLUMN)34(COLUMN)57 Sioux Falls(COLUMN)-14(COLUMN)09 Spokane(COLUMN)12(COLUMN)20 Syracuse(COLUMN)08(COLUMN)24 Topeka(COLUMN)06(COLUMN)31 Tucson(COLUMN)51(COLUMN)63 Tulsa(COLUMN)25(COLUMN)42 Washington(COLUMN)32(COLUMN)47 Wichita(COLUMN)12(COLUMN)32(END TABLE)

Temperatures Abroad Yesterday (TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)rain(COLUMN)1 p.m.(COLUMN)36 Amsterdam(COLUMN)haze(COLUMN)1 p.m.(COLUMN)36 Ankara(COLUMN)pt. cldy(COLUMN)3 p.m.(COLUMN)36 Auckland(COLUMN)clear(COLUMN)midnight(COLUMN)63 Berlin(COLUMN)snow(COLUMN)1 p.m.(COLUMN)30 Birmingham(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)41 Bonn(COLUMN)snow(COLUMN)1 p.m.(COLUMN)23 Brussels(COLUMN)clear(COLUMN)1 p.m.(COLUMN)32 Casablanca(COLUMN)cloudy(COLUMN)noon(COLUMN)63 Copenhagen(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)28 Dublin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)41 Geneva(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)25 Hong Kong(COLUMN)drizzle(COLUMN)8 p.m.(COLUMN)57 Jerusalem(COLUMN)pt. cldy.(COLUMN)2 p.m.(COLUMN)52 Lisbon(COLUMN)pt. cldy.(COLUMN)noon(COLUMN)54 London(COLUMN)haze(COLUMN)1 p.m.(COLUMN)43 Madrid(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)46 Malta(COLUMN)rain(COLUMN)1 p.m.(COLUMN)43 Manila(COLUMN)clear(COLUMN)8 p.m.(COLUMN)73 Moscow(COLUMN)pt. cldy.(COLUMN)3 p.m.(COLUMN)16 New Delhi(COLUMN)cloudy(COLUMN)5 p.m.(COLUMN)59 Nice(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)43 Oslo(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)21 Paris(COLUMN)clear(COLUMN)1 p.m.(COLUMN)30 Peking(COLUMN)clear(COLUMN)8 p.m.(COLUMN)27 Rome(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)45 Saigon(COLUMN)clear(COLUMN)8 p.m.(COLUMN)81 Stockholm(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)25 Sydney(COLUMN)pt. cldy.(COLUMN)10 p.m.(COLUMN)73 Tokyo(COLUMN)clear(COLUMN)9 p.m.(COLUMN)45 Tunis(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)50 Vienna(COLUMN)snow(COLUMN)1 p.m.(COLUMN)27 Warsaw(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)28(END TABLE)

Temperatures (Western Hemisphere) (TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)fair(COLUMN)90(COLUMN)70 Barbardos(COLUMN)fair(COLUMN)81(COLUMN)72 Bermuda(COLUMN)cloudy(COLUMN)74(COLUMN)61 Bogota(COLUMN)pt. cldy.(COLUMN)67(COLUMN)40 Calgary(COLUMN)clear(COLUMN)1(COLUMN)-17 Edmonton(COLUMN)clear(COLUMN)-04(COLUMN)-17 Havana(COLUMN)cloudy(COLUMN)77(COLUMN)66 Kingston(COLUMN)fair(COLUMN)88(COLUMN)72 Montego Bay(COLUMN)cloudy(COLUMN)85(COLUMN)70 Mexico City(COLUMN)clear(COLUMN)70(COLUMN)37 Monterrey(COLUMN)cloudy(COLUMN)56(COLUMN)40 Montreal(COLUMN)snow(COLUMN)9(COLUMN)1 Nassau(COLUMN)pt. cldy.(COLUMN)77(COLUMN)70 Ottawa(COLUMN)snow(COLUMN)10(COLUMN)5 Regina(COLUMN)snow(COLUMN)-13(COLUMN)-20 St. Kitts(COLUMN)pt. cldy.(COLUMN)85(COLUMN)70 Toronto(COLUMN)cloudy(COLUMN)12(COLUMN)7 Vancouver(COLUMN)snow(COLUMN)34(COLUMN)28 Veracruz(COLUMN)cloudy(COLUMN)79(COLUMN)61 Winnipeg(COLUMN)clear(COLUMN)-15(COLUMN)-29(END TABLE)