Washington: Today - Sunny, high near 70, low near 50. The chance of rain is near zero through tonight. Tuesday - partly cloudy chance of rain, high in the mid 70s.

Maryland and Virginia: Today - Sunny, highs from the mid 60s to the low 70s, lows from the 40s to the mid 50s. Tuesday - partly cloudy, highs in the 70s. There is a chance of rain late in the day.

Lower Potomac and Chesapeake Bay: Today - Fair, visibility of more than 5 miles. Wind will be from the west at from 8 to 12 knots early in the day, shifting to light and variable by this evening. Waves in uprotected waters will be from two to three feet.

Extended Area Forecast for Wednesday through Friday: Chance of rain on Wednesday, clear and cool on Thursday and Friday. Highs will range from the 60s to the 70s, lows from the 60s to the 70s, lows from the 40s to the 50s. Normal Washington temperatures for the period are a high of 71 and a low of 51.

West Virginia: Today - Sunny, highs from the 50s to the low 60s, lows near 40. Tuesday - Cloudy, showers likely, highs from the low to mid 50s.

The National Weather Forecast for today - Snow will fall over portions of the central and northern Rockies, possibly spreading into the northern plains. Rain is possible from the southern plains and low Mississippi Valley through the Great Lakes and over portions of New England, with Isolated showers ranging along the Fuld coast. Warm temperatures are expected along the California coast, in souther Florida and in portions of extreme southern Texas. It will be mild from the eastern Gulf coast into the eastern Carolinas. The remainder of country can expect temperatures to be cool.

Almanac Data for today - Sun rises 7:12 a.M. sets 6:37 p.m.; moon rises 4:42 a.m., sets 5:21 p.m. Tides: high 1:08 a.m. and 1:29 p.m., low 6:35 a.m. and 7:03 p.m. High and low tides at the following locations can 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).

The National Weather Service forecasts the Potomac River stage at Little Falls should be naer 3.1 feet today. Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 midnight(COLUMN)62(COLUMN)84 1 a.m.(COLUMN)62(COLUMN)84 2 a.m.(COLUMN)62(COLUMN)84 3 a.m.(COLUMN)64(COLUMN)84 4 a.m.(COLUMN)64(COLUMN)87 5 a.m. 6 a.m.(COLUMN)66(COLUMN)84 7 a.M.(COLUMN)66(COLUMN)84 8 a.m.(COLUMN)66(COLUMN)84 9 a.m(COLUMN)66(COLUMN)84 10 a.m.(COLUMN)66(COLUMN)78 11 a.m.(COLUMN)65(COLUMN)84 12 noon(COLUMN)66(COLUMN)84 1 p.m.(COLUMN)67(COLUMN)81 2 p.m.(COLUMN)68(COLUMN)81 3 p.m.(COLUMN)69(COLUMN)73 4 p.m.(COLUMN)72(COLUMN)64 5 p.m.(COLUMN)71(COLUMN)55 6 p.m.(COLUMN)64(COLUMN)48 7 p.m.(COLUMN)59(COLUMN)47(END TABLE) Temperatures ending 8 a.m. (EDT) Yesterday(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)51(COLUMN)46 Albuquerque(COLUMN)73(COLUMN)48 Amarillo(COLUMN)70(COLUMN)48 Anchorage(COLUMN)54(COLUMN)47 Asheville(COLUMN)60(COLUMN)58 Atlanta(COLUMN)66(COLUMN)65 Atlantic City(COLUMN)65(COLUMN)61 Austin(COLUMN)91(COLUMN)65 Baltimore(COLUMN)61(COLUMN)57 Billings(COLUMN)58(COLUMN)46 Birmingham(COLUMN)69(COLUMN)58 Bismarck(COLUMN)45(COLUMN)33 Boise(COLUMN)65(COLUMN)40 Boston(COLUMN)54(COLUMN)52 Brownsville(COLUMN)92(COLUMN)75 Buffalo(COLUMN)58(COLUMN)54 Burlington(COLUMN)51(COLUMN)45 Casper(COLUMN)59(COLUMN)39 Charleston, SC(COLUMN)80(COLUMN)72 Charleston, WVa(COLUMN)51(COLUMN)50 Charlotte(COLUMN)68(COLUMN)59 Cheyenne(COLUMN)57(COLUMN)37 Chicago(COLUMN)61(COLUMN)46 Cincinnati(COLUMN)64(COLUMN)44 Cleveland(COLUMN)63(COLUMN)45 Columbia, SC(COLUMN)71 63 Columbs(COLUMN)61(COLUMN)46 Del.-Ft. Worth(COLUMN)80(COLUMN)45 Dayton(COLUMN)62(COLUMN)44 Denyer(COLUMN)65(COLUMN)33 Des Moines(COLUMN)51(COLUMN)38 Detroit(COLUMN)67(COLUMN)42 Duluth(COLUMN)41(COLUMN)31 El Paso(COLUMN)69(COLUMN)58 Fairbanks(COLUMN)45(COLUMN)35 Fargo(COLUMN)47(COLUMN)33 Flagstaff(COLUMN)66(COLUMN)36 Great Falls(COLUMN)57(COLUMN)35 Hartfort(COLUMN)53(COLUMN)51 Helena(COLUMN)60(COLUMN)41 Honolulu(COLUMN)89(COLUMN)73 Houston(COLUMN)92(COLUMN)64 Indianapolis(COLUMN)74(COLUMN)46 Jackson, Miss.(COLUMN)75(COLUMN)54 Jacksonville(COLUMN)85(COLUMN)66 Juneau(COLUMN)49(COLUMN)38 Kansas City(COLUMN)57 35 Las Vegas(COLUMN)88(COLUMN)62 Little Rock(COLUMN)74(COLUMN)46 Los Angeles(COLUMN)86(COLUMN)67 Louisville(COLUMN)66(COLUMN)44 Memphis(COLUMN)80(COLUMN)48 Miami Beach(COLUMN)85(COLUMN)70 Midland-Odessa(COLUMN)77(COLUMN)56 Milwaukee(COLUMN)55(COLUMN)41 Mpls.-St. Paul(COLUMN)42(COLUMN)34 Nashville(COLUMN)69(COLUMN)46 New Orleans(COLUMN)88(COLUMN)72 New York(COLUMN)60(COLUMN)58 Norfolk(COLUMN)68(COLUMN)54 North Platte(COLUMN)60(COLUMN)31 Oklahoma City(COLUMN)71(COLUMN)40 Omaha(COLUMN)47(COLUMN)33 Orlando(COLUMN)87(COLUMN)69 Philadelphia(COLUMN)59(COLUMN)55 Phoenix(COLUMN)97(COLUMN)73 Pittsburgh(COLUMN)57(COLUMN)50 Portland, Me.(COLUMN)50(COLUMN)43 Portland, Ore.(COLUMN)63(COLUMN)43 Providence(COLUMN)56(COLUMN)53 Raliegh(COLUMN)66(COLUMN)60 Rapid City(COLUMN)53(COLUMN)35 Reno(COLUMN)73(COLUMN)33 ichmond(COLUMN)65(COLUMN)60 St. Louis(COLUMN)63(COLUMN)43 St. Prbg.-Tampa(COLUMN)87(COLUMN)57 Salt Lake City(COLUMN)63(COLUMN)41 San Antonio(COLUMN)92(COLUMN)65 San Diego(COLUMN)75(COLUMN)68 San Francisco(COLUMN)65(COLUMN)54 San Juan(COLUMN)84(COLUMN)76 St. Ste. Marie(COLUMN)49(COLUMN)44 Seattle(COLUMN)57(COLUMN)46 Shreveport(COLUMN)89(COLUMN)52 Sioux Falls(COLUMN)44(COLUMN)29 Spokane(COLUMN)53(COLUMN)40 Syracuse(COLUMN)68(COLUMN)51 Topeka(COLUMN)59(COLUMN)33 Tucson(COLUMN)83(COLUMN)70 Tulsa(COLUMN)69(COLUMN)42 Washington(COLUMN)63(COLUMN)59 Wichita(COLUMN)65(COLUMN)42(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)T. Aberdeen(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)54 Amsterdam(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)61 Ankara(COLUMN)clear(COLUMN)3 p.m.(COLUMN)73 Athens(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)72 Auckland(COLUMN)clear(COLUMN)midnight(COLUMN)50 Berlin(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)55 Birmingham(COLUMN)rain(COLUMN)1 p.m.(COLUMN)57 Brussels(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)61 Cairo(COLUMN)clear(COLUMN)2 p.m.(COLUMN)93 Caseblanca(COLUMN)clear(COLUMN)noon(COLUMN)73 Cocenhagen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)57 Dublin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)55 Geneva(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)61 Hong Kong(COLUMN)pt. cldy(COLUMN)8 p.m.(COLUMN)77 Lisbon(COLUMN)pt. cldy(COLUMN)noon(COLUMN)68 London(COLUMN)clear(COLUMN)1 p.m.(COLUMN)61 Madrid(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)59 Maita(COLUMN)clear(COLUMN)1 p.m.(COLUMN)73 Manila(COLUMN)pt. cldy(COLUMN)8 p.m.(COLUMN)84 Moscow(COLUMN)pt. cldy(COLUMN)3 p.m.(COLUMN)36 New Delhi(COLUMN)clear(COLUMN)5 a.m.(COLUMN)91 Nice(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)70 Oslo(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)46 Paris(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)61 Peking(COLUMN)clear(COLUMN)8 p.m.(COLUMN)45 Rome(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)64 Saigon(COLUMN)pt. cldy(COLUMN)8 p.m.(COLUMN)82 Sofia(COLUMN)clear(COLUMN)2 p.m.(COLUMN)70 Stockholm(COLUMN)rain(COLUMN)1 p.m.(COLUMN)46 Sydney(COLUMN)cloudy(COLUMN)10 p.m.(COLUMN)64 Tel Aviv(COLUMN)clear(COLUMN)2 p.m.(COLUMN)81 Tokyo(COLUMN)clear(COLUMN)9 p.m.(COLUMN)66 Tunis(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)75 Vienna(COLUMN)clear(COLUMN)1 p.m.(COLUMN)70 Warsaw(COLUMN)clear(COLUMN)1 p.m.(COLUMN)68(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)fair(COLUMN)91 79 Barbados(COLUMN)pt. cldy(COLUMN)86(COLUMN)79 Bermuda(COLUMN)fair(COLUMN)81(COLUMN)75 Bogota(COLUMN)cloudy(COLUMN)64(COLUMN)50 Calgary(COLUMN)clear(COLUMN)59(COLUMN)27 Culiacan(COLUMN)pt. cldy(COLUMN)97(COLUMN)73 Edmonton(COLUMN)cloudy(COLUMN)48(COLUMN)32 Havana(COLUMN)clear(COLUMN)88(COLUMN)72 Kingston(COLUMN)fair(COLUMN)97(COLUMN)79 Montego Bay(COLUMN)clear(COLUMN)84(COLUMN)79 Mexico City(COLUMN)fair(COLUMN)82(COLUMN)52 Monterrey(COLUMN)pt. cldy(COLUMN)93(COLUMN)75 Montreal(COLUMN)rain(COLUMN)50(COLUMN)43 Nassau(COLUMN)pt. cldy(COLUMN)85(COLUMN)68 Ottawa(COLUMN)rain(COLUMN)46(COLUMN)41 Regina(COLUMN)clear(COLUMN)55(COLUMN)36 St. Kitts(COLUMN)pt. cldy(COLUMN)87(COLUMN)78 St. Thomas(COLUMN)fair(COLUMN)85(COLUMN)72 Toronto(COLUMN)cloudy(COLUMN)57(COLUMN)48 Vancouver(COLUMN)clear(COLUMN)57(COLUMN)48 Veracruz(COLUMN)pt. cldy(COLUMN)90(COLUMN)75 Winnipeg(COLUMN)pt. Cldy(COLUMN)48(COLUMN)34(END TABLE)