Washington: Today - Variable cloudness, windy and cold with a chance of snow flurries, high near 40, low in the 20s.The chance of precipitation is 30 per cent today decreasing to near zero tonight. Sunday - Clear and cold, high near 40.

Maryland and Virginia: Today - Variable cloudiness, windly and cold, high near 40, low in the 20s. There is a chance of snow flurries with possible accumulations in the mountains. Sunday - Clear and cold, highs will range from the 30s to mid 40s.

Lower Potomac and Chesapeake Bay - Variable cloudiness, chance of snow flurries. Winds will become northwest at 15 to 25 knots. Small craft warnings may be required. Waves will run near 3 feet. Visibility will be 5 miles or better, diminishing to less than 1 mile in flurries.

West Virginia: Today - Variable cloudiness, windy and cold with a chance of snow flurries, highs will range from the low 30s to low 40s, low from the low teens to low 20s. Sunday - Sunny and cold, high near 40. Extended Area Outlook for Monday through Wednesday - Fair and Warmer. Highs Monday in the upper 40s to mid 50s. By Wednesday highs should reach into the low 60s. Lows will be in the 20s and mid 30s Monday and the mid 30s to mid 40s by Wednesday.

The National Weather Forecast for today - Snow showers will be scattered over the Great Lakes region, the Ohio Valley and the central and northern Appalachians. A few snow flurries are possible over the northern Atlantic Coastal region. The remainder of the nation will have mostly sunny skies, except for areas of rain in western Washington and western Oregon. Temperatures will be very cool over the eastern third of the country, especially in the northeast where brisk winds will add to the chill. It will also be quite cool over the Mississippi Valley and portions of the northern Plains that have snow cover. Temperatures will be seasonably mild in the West.

Almanac Data for today - Sun rises 6:47 a.m., sets 4:57 p.m.; moon rises 8:08 a.m., sets 6:32 p.m. Tides: high 8:20 a.m. and 8:47 p.m., low 2:52 a.m. and 2:59 p.m. High and low tides at the following locations may be obtained by subtracting the hours indicated from the tides above. Annapolis (1 1/2), Bloody Point Lighthouse (4 1/2), Deale, Md. (4 1/2), Virginia Beach (1), Solomons Island (6 1/2), Point Lookut (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 fair air quality. When the index exceeds 100 the air is considered very unhealthy and individuals with lungs, 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 6 feet today. Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 mid.(COLUMN)48(COLUMN)52 1 a.m.(COLUMN)47(COLUMN)54 2 a.m.(COLUMN)47(COLUMN)50 3 a.m.(COLUMN)45(COLUMN)45 4 a.m.(COLUMN)44(COLUMN)43 5 a.m.(COLUMN)44(COLUMN)45 6 a.m.(COLUMN)42(COLUMN)53 7 a.m.(COLUMN)43(COLUMN)53 8 a.m.(COLUMN)45(COLUMN)49 9 a.m.(COLUMN)45(COLUMN)51 10 a.m.(COLUMN)47(COLUMN)48 11 a.m.(COLUMN)48(COLUMN)42 12 noon(COLUMN)50(COLUMN)41 1 p.m.(COLUMN)51(COLUMN)39 2 p.m.(COLUMN)51(COLUMN)41 3 p.m.(COLUMN)52(COLUMN)38 4 p.m.(COLUMN)50(COLUMN)44 5 p.m.(COLUMN)49(COLUMN)42 6 p.m.(COLUMN)47(COLUMN)48 7 p.m.(COLUMN)47(COLUMN)44(END TABLE) Temperatures ending 8 a.m. (EST) yesterday:(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)62(COLUMN)40 Albuquerque(COLUMN)57(COLUMN)32 Amarillo(COLUMN)60(COLUMN)31 Anchorage(COLUMN)18(COLUMN)0 Asheville(COLUMN)61(COLUMN)36 Atlanta(COLUMN)64(COLUMN)36 Atlantic City(COLUMN)60(COLUMN)42 Austin(COLUMN)63(COLUMN)39 Baltimore(COLUMN)69(COLUMN)37 Billings(COLUMN)60(COLUMN)33 Birmingham(COLUMN)52(COLUMN)30 Bismarck(COLUMN)43(COLUMN)19 Boise(COLUMN)59(COLUMN)37 Boston(COLUMN)64(COLUMN)58 Brownsville(COLUMN)68(COLUMN)46 Buffalo(COLUMN)64(COLUMN)36 Burlington, Vt.(COLUMN)62(COLUMN)38 Casper(COLUMN)47(COLUMN)27 Charleston, S.C.(COLUMN)75(COLUMN)39 Charleston, W.V.(COLUMN)67(COLUMN)38 Charlotte(COLUMN)68(COLUMN)32 Cheyenne(COLUMN)51(COLUMN)33 Chicago(COLUMN)38(COLUMN)31 Cincinnati(COLUMN)55(COLUMN)33 Cleveland(COLUMN)70(COLUMN)36 Columbia, S.C.(COLUMN)69(COLUMN)25 Columbus(COLUMN)64(COLUMN)34 Dal-Ft. Worth(COLUMN)61(COLUMN)36 Dayton(COLUMN)64(COLUMN)32 Denver(COLUMN)59(COLUMN)33 Des Moines(COLUMN)43(COLUMN)28 Detroit(COLUMN)60(COLUMN)33 Duluth(COLUMN)32(COLUMN)22 El Paso(COLUMN)61(COLUMN)30 Fairbanks(COLUMN)-3(COLUMN)-16 Fargo(COLUMN)28(COLUMN)17 Flagstaff(COLUMN)54(COLUMN)33 Great Falls(COLUMN)56(COLUMN)42 Hartford(COLUMN)68(COLUMN)47 Helena(COLUMN)51(COLUMN)24 Honolulu(COLUMN)88(COLUMN)76 Houston(COLUMN)62(COLUMN)46 indianapolis(COLUMN)44(COLUMN)31 Jackson(COLUMN)54(COLUMN)27 Jacksonville(COLUMN)76(COLUMN)35 Juntau(COLUMN)28(COLUMN)27 Kansas City(COLUMN)48(COLUMN)32 Las Vegas(COLUMN)70(COLUMN)47 Little Rock(COLUMN)54(COLUMN)38 Los Angeles(COLUMN)84(COLUMN)56 Louisville(COLUMN)52(COLUMN)35 Memphis(COLUMN)56(COLUMN)38 Miami Beach(COLUMN)81(COLUMN)58 Midland(COLUMN)64(COLUMN)30 Milwaukee(COLUMN)37(COLUMN)32 Mpls-St. Paul(COLUMN)34(COLUMN)24 Nashville(COLUMN)47(COLUMN)34 New Orleans(COLUMN)59(COLUMN)43 New York(COLUMN)65(COLUMN)41 Norfolk(COLUMN)76(COLUMN)43 North Platte(COLUMN)53(COLUMN)23 Oklahoma City(COLUMN)57(COLUMN)32 Omaha(COLUMN)39(COLUMN)25 Orlando(COLUMN)84(COLUMN)47 Philadelphia(COLUMN)69(COLUMN)39 Phoenix(COLUMN)83(COLUMN)61 Pittsburgh(COLUMN)61(COLUMN)32 Portland, Me.(COLUMN)58(COLUMN)51 Portland, Ore.(COLUMN)62(COLUMN)44 Providence(COLUMN)63(COLUMN)53 Raleigh(COLUMN)75(COLUMN)30 Reno(COLUMN)59(COLUMN)31 Richmond(COLUMN)77(COLUMN)35 St. Louis(COLUMN)62(COLUMN)32 St. Prbg. Tampa(COLUMN)78(COLUMN)46 Salt Lake City(COLUMN)56(COLUMN)29 San Antonio(COLUMN)62(COLUMN)31 San Diego(COLUMN)81(COLUMN)56 San Francisco(COLUMN)69(COLUMN)58 San Juan(COLUMN)88(COLUMN)74 St. Ste. Marie(COLUMN)55(COLUMN)33 Seattle(COLUMN)57(COLUMN)45 Shreveport(COLUMN)58(COLUMN)30 Sloux Falls(COLUMN)31(COLUMN)19 Spokane(COLUMN)49(COLUMN)34 Syracuse(COLUMN)68(COLUMN)38 Topeka(COLUMN)50(COLUMN)27 Tucson(COLUMN)77(COLUMN)58 Tulsa(COLUMN)55(COLUMN)36 Washington(COLUMN)73(COLUMN)41 Wichita(COLUMN)54(COLUMN)34(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Tem Aberdeen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)52 Amsterdam(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)57 Ankara(COLUMN)pt. cldy.(COLUMN)3 p.m.(COLUMN)46 Athens(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)66 Auckland(COLUMN)clear(COLUMN)mdnt.(COLUMN)57 Berlin(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)61 Birm'ham(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)57 Brussels(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)57 Casablanca(COLUMN)clear(COLUMN)noon(COLUMN)75 Copenhagen(COLUMN)rain(COLUMN)1 p.m.(COLUMN)52 Dublin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)54 Geneva(COLUMN)clear(COLUMN)1 p.m.(COLUMN)59 Hong Kong(COLUMN)pt. cldy.(COLUMN)8 p.m.(COLUMN)73 Lisbon(COLUMN)fog(COLUMN)noon(COLUMN)57 London(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)59 Madrid(COLUMN)clear(COLUMN)1 p.m.(COLUMN)61 Malta(COLUMN)clear(COLUMN)1 p.m.(COLUMN)72 Manila(COLUMN)clear(COLUMN)8 p.m.(COLUMN)77 Moscow(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)41 New Delhi(COLUMN)clear(COLUMN)5 p.m.(COLUMN)81 Nice(COLUMN)clear(COLUMN)1 p.m.(COLUMN)66 Oslo(COLUMN)clear(COLUMN)1 p.m.(COLUMN)54 Paris(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)54 Peking(COLUMN)clear(COLUMN)8 p.m.(COLUMN)41 Rome(COLUMN)clear(COLUMN)1 p.m.(COLUMN)70 Saigon(COLUMN)rain(COLUMN)8 p.m.(COLUMN)77 Sofia(COLUMN)pt. cldy.(COLUMN)2 p.m.(COLUMN)61 Stockholm(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)54 Sydney(COLUMN)cloudy(COLUMN)10 p.m.(COLUMN)64 Tel Aviv(COLUMN)pt. cldy.(COLUMN)2 p.m.(COLUMN)75 Tokyo(COLUMN)pt. cldy.(COLUMN)9 p.m.(COLUMN)52 Tunis(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)70 Vienna(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)61(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)H.(COLUMN)L. Acapulco(COLUMN)pt. cldy.(COLUMN)90(COLUMN)72 Barbados(COLUMN)fair(COLUMN)86(COLUMN)77 Bermuda(COLUMN)cloudy(COLUMN)79(COLUMN)74 Bogota(COLUMN)pt. cldy.(COLUMN)66(COLUMN)50 Calgary(COLUMN)cloudy(COLUMN)46(COLUMN)27 Edmonton(COLUMN)clear(COLUMN)39(COLUMN)21 Havana(COLUMN)pt. cldy.(COLUMN)86(COLUMN)72 Kingston(COLUMN)pt. cldy.(COLUMN)90(COLUMN)77 Mexico City(COLUMN)cloudy(COLUMN)59(COLUMN)49 Monterry(COLUMN)sunny(COLUMN)64(COLUMN)41 Montreal(COLUMN)cloudy(COLUMN)63(COLUMN)34 Nassau(COLUMN)cloudy(COLUMN)85(COLUMN)65 Otawa(COLUMN)cloudy(COLUMN)63(COLUMN)34 Regina(COLUMN)clear(COLUMN)37(COLUMN)16 St. kitts(COLUMN)pt. cldy.(COLUMN)88(COLUMN)74 St. Thomas(COLUMN)pt. cldy.(COLUMN)87(COLUMN)75 Toronto(COLUMN)cloudy(COLUMN)55(COLUMN)36 Vancouver(COLUMN)cloudy(COLUMN)54(COLUMN)43 Veracruz(COLUMN)cloudy(COLUMN)75(COLUMN)68 Winnipeg(COLUMN)snow(COLUMN)36(COLUMN)23(END TABLE)