Washington Today - Snow possible, high near 40, low near 30. The chance of precipitation is 40 percent today and 70 percent tonight. Wind will be from the northeast at from 5 to 20 mph. Tuesday - Partly cloudy, high in low 40s.

Maryland and Virginia: Today - Snow, highs from the 30s to 40s, lows in the 20s. Tuesday - Partly cloudy, highs from the 30s to the 40s.

Lower Potomac and Chesapeake Bay: Today - Snow, with visibility of over 5 miles today, dropping to less than 3 miles tonight. Wind will be from the northwest at from 8 to 12 knots today, shifting to from the northeast at from 10 to 18 knots tonight. Waves in unprotected waters will be restricted by ice.

Extended Area Forecast for Wednesday through Friday: Fair through the period. Highs will be from the mid 20s to the mid 30s, to the 40s. Lows from the teens to the 20s. Normal Washington temperatures for the period are a high of 46 and a low of 28.

West Virginia: Today - Snow, highs from the low to mid 30s, lows from the mid to upper 20. Tuesday - snow flurries, highs near 30.

The National Weather Forecast for today - Rain and occasional thundershowers will reach from Florida into the Carolinas, across the Tennessee Valley and inland portions of the Gulf states into northern Arkansas. Snow will extend from the Carolinas into New Jersey and Pennysylvania, across the Ohio Valley, the Great Lakes, the northern two-thirds of the Mississippi Valley and the northern two-thirds of the Rockies. Rain will continue over the inter-mountain region and the Pacific Coast. Temperatures will remain generally cool and cold over the nation.

Almanac Data for today - Sun Rises 7:02: a.m., sets 5:43 p.m.; moon rises 10:31 a.m. Tides: high 12:04 a.m. and 12:29 p.m., low 6:51 a.m. and 6:24 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), Colonial Beach (6), Norfolk (1 1/2), Virginia Beach (1), Solomons Island (6 1/2), Point Lookout (7). Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 midnite(COLUMN)29(COLUMN)39 1 a.m.(COLUMN)30(COLUMN)37 2 a.m.(COLUMN)30(COLUMN)37 3 a.m.(COLUMN)29(COLUMN)39 4 a.m.(COLUMN)30(COLUMN)39 5 a.m.(COLUMN)31(COLUMN)36 6 a.m.(COLUMN)32(COLUMN)33 7 a.m.(COLUMN)31(COLUMN)34 8 a.m.(COLUMN)30(COLUMN)36 9 a.m.(COLUMN)33(COLUMN)33 10 a.m.(COLUMN)37(COLUMN)24 11 a.m.(COLUMN)38(COLUMN)23 12 Noon(COLUMN)41(COLUMN)22 1 p.m.(COLUMN)42(COLUMN)22 2 p.m.(COLUMN)45(COLUMN)22 3 p.m.(COLUMN)45(COLUMN)34 4 p.m.(COLUMN)45(COLUMN)24 5 P.m.(COLUMN)44(COLUMN)24 6 p.m.(COLUMN)41(COLUMN)28 7 p.m.(COLUMN)40(COLUMN)29(END TABLE) Temperatures ending 8 a.m. (EST) yesterday:(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)31(COLUMN)19 Albuquerque(COLUMN)50(COLUMN)31 Amarillo(COLUMN)35(COLUMN)32 Anchorage(COLUMN)29(COLUMN)23 Asheville(COLUMN)49(COLUMN)24 Atlanta(COLUMN)58(COLUMN)29 Atlantic City(COLUMN)32(COLUMN)22 Austin(COLUMN)54(COLUMN)50 Baltimore(COLUMN)35(COLUMN)20 Billings(COLUMN)10(COLUMN) 5 Birmingham(COLUMN)54(COLUMN)29 Bismarck(COLUMN)26(COLUMN) 3 Boise(COLUMN)34(COLUMN)17 Boston(COLUMN)28(COLUMN)19 Brownsville(COLUMN)75(COLUMN)67 Buffalo(COLUMN)21(COLUMN)18 Burlington(COLUMN)20(COLUMN)10 Casoer(COLUMN)17(COLUMN) 6 Charleston, SC(COLUMN)48(COLUMN)36 Charleston, W.Va.(COLUMN)30(COLUMN)14 Charlotte(COLUMN)51(COLUMN)27 Chayenne(COLUMN)31(COLUMN)11 Chicago(COLUMN)30(COLUMN)16 Cincinnati(COLUMN)27(COLUMN) 9 Cleveland(COLUMN)28(COLUMN)12 Columbia, SC(COLUMN)55(COLUMN)23 Columbus(COLUMN)26(COLUMN)18 Dal.-Ft. Worth(COLUMN)41(COLUMN)33 Dayton(COLUMN)27(COLUMN)11 Denver(COLUMN)30(COLUMN)20 Des Monies(COLUMN)26(COLUMN)24 Detroit(COLUMN)31(COLUMN)17 Duluth(COLUMN)23(COLUMN)10 El Paso(COLUMN)57(COLUMN)41 Fairbanks(COLUMN)-1(COLUMN)10 Fargo(COLUMN) 7(COLUMN) 7 Flagstaff(COLUMN)32(COLUMN)20 Great Falls(COLUMN)10(COLUMN) 3 Hartford(COLUMN)29(COLUMN)16 Helena(COLUMN)18(COLUMN) 6 Honolulu(COLUMN)84(COLUMN)73 Houston(COLUMN)52(COLUMN)52 Indianapolis(COLUMN)27(COLUMN)10 Jackson, Miss.(COLUMN)60(COLUMN)29 Jacksonville(COLUMN)64(COLUMN)33 Juneau(COLUMN)39(COLUMN)24 Kansas City(COLUMN)35(COLUMN)30 Las Vegas(COLUMN)50(COLUMN)35 Little Rock(COLUMN)43(COLUMN)29 Los Angeles(COLUMN)59(COLUMN)43 Louisville(COLUMN)32(COLUMN)16 Memphis(COLUMN)52(COLUMN)29 Miami Beach(COLUMN)66(COLUMN)55 Midland-Odessa(COLUMN)60(COLUMN)40 Mitwaukee(COLUMN)27(COLUMN)16 Mmpls.-St. Paul(COLUMN)26(COLUMN) 2 Nashville(COLUMN)42(COLUMN)23 New Orleans(COLUMN)57(COLUMN)41 New York(COLUMN)25(COLUMN)18 Norfolk(COLUMN)41(COLUMN)24 North Platte(COLUMN)22(COLUMN)19 Oklahoma City(COLUMN)35(COLUMN)35 Omaha(COLUMN)29(COLUMN)24 Orlando(COLUMN)67(COLUMN)37 Philadelphia(COLUMN)31(COLUMN)17 Phoenix(COLUMN)60(COLUMN)48 Pittsburgh(COLUMN)30(COLUMN)17 Portland, Maine(COLUMN)28(COLUMN) 4 Portland, Ore.(COLUMN)44(COLUMN)27 Providence(COLUMN)27(COLUMN) 5 Raleigh(COLUMN)47(COLUMN)20 Rapid City(COLUMN)16(COLUMN)10 Reno(COLUMN)36(COLUMN)14 Richmond(COLUMN)44(COLUMN)19 St. Louis(COLUMN)29(COLUMN)26 St. Prbg.-Tampa(COLUMN)63(COLUMN)37 Salt Lake City(COLUMN)46(COLUMN)30 San Antonio(COLUMN)56(COLUMN)55 San Diego(COLUMN)60(COLUMN)52 San Francisco(COLUMN)55(COLUMN)48 San Juan(COLUMN)83(COLUMN)75 St. Ste. Marie(COLUMN)22(COLUMN)18 Seattle(COLUMN)46(COLUMN)31 Shreveport(COLUMN)58(COLUMN)38 Sioux Falls(COLUMN)23(COLUMN)20 Spokane(COLUMN)34(COLUMN)25 Syracuse(COLUMN)26(COLUMN)23 Topeka(COLUMN)37(COLUMN)33 Tucson(COLUMN)55(COLUMN)37 Tufsa(COLUMN)41(COLUMN)37 Washington(COLUMN)40(COLUMN)27(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)28 Amsterdam(COLUMN)snow(COLUMN) 1 p.m.(COLUMN)34 Ankara(COLUMN)pt.cldy.(COLUMN) 3 p.m.(COLUMN)52 Athens(COLUMN)pt.cldy.(COLUMN) 2 p.m.(COLUMN)64 Auckland(COLUMN)pt.cldy.(COLUMN)midnight(COLUMN)70 Berlin(COLUMN)snow(COLUMN) 1 p.m.(COLUMN)27 Birmingham(COLUMN)snow(COLUMN) 1 p.m.(COLUMN)30 Brussets(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)32 Casablanca(COLUMN)cloudy(COLUMN)noon(COLUMN)54 Copenhagen(COLUMN)snow(COLUMN) 1 p.m.(COLUMN)32 Dublin(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)32 Geneva(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)27 Hong Kong(COLUMN)cloudy(COLUMN) 3 p.m.(COLUMN)57 Lisbon(COLUMN)clear(COLUMN)noon(COLUMN)46 London(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)32 Madrid(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)39 Malta(COLUMN)cloudy(COLUMN) 1 P.m.(COLUMN)64 Manila(COLUMN)clear(COLUMN) 8 p.m.(COLUMN)81 Moscow(COLUMN)cloudy(COLUMN) 3 p.m.(COLUMN)27 New Delhi(COLUMN)cloudy(COLUMN) 5 p.m.(COLUMN)59 Nice(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)45 Oslo(COLUMN)snow(COLUMN) 1 p.m.(COLUMN)18 Paris(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)28 Peking(COLUMN)clear(COLUMN) 8 p.m.(COLUMN)25 Rome(COLUMN)rain(COLUMN) 1 p.m.(COLUMN)28 Saigon(COLUMN)clear(COLUMN) 8 p.m.(COLUMN)81 Sofla(COLUMN)clear(COLUMN) 2 p.m.(COLUMN)50 Stockholm(COLUMN)snow(COLUMN) 1 p.m.(COLUMN)23 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)72 Tel Aviv(COLUMN)clear(COLUMN) 2 p.m.(COLUMN)70 Tokyo(COLUMN)rain(COLUMN) 9 p.m.(COLUMN)36 Tunis(COLUMN)rain(COLUMN) 1 p.m.(COLUMN)57 Vienna(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)32 Warsaw(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)36(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)clear(COLUMN)86(COLUMN)68 Barbados(COLUMN)pt.cldy(COLUMN)85(COLUMN)71 Bermuda(COLUMN)pt.cldy(COLUMN)65(COLUMN)51 Calgary(COLUMN)snow(COLUMN) 7(COLUMN) 6 Culiacan(COLUMN)clear(COLUMN)70(COLUMN)51 Edmonton(COLUMN)snow(COLUMN) 7(COLUMN)11 Hayana(COLUMN)fair(COLUMN)68(COLUMN)55 Kingston(COLUMN)fair(COLUMN)82(COLUMN)66 Montego Bay(COLUMN)fair(COLUMN)76(COLUMN)68 Mexico City(COLUMN)fair(COLUMN)73(COLUMN)50 Montervey(COLUMN)clear(COLUMN)62(COLUMN)48 Montreal(COLUMN)snow(COLUMN)19(COLUMN)14 Nassau(COLUMN)fair(COLUMN)70(COLUMN)50 Ottawa(COLUMN)snow(COLUMN)21(COLUMN)12 Regina(COLUMN)pt.cldy(COLUMN) 9(COLUMN) 6 St. Kitts(COLUMN)fair(COLUMN)84(COLUMN)71 Toronto(COLUMN)cloudy(COLUMN)27(COLUMN)19 Vancouver(COLUMN)clear(COLUMN)43(COLUMN)28 Veracruz(COLUMN)clear(COLUMN)77(COLUMN)59 Winnipeg(COLUMN)pt.cldy(COLUMN) 7(COLUMN) 8(END TABLE)