Washington: Today - Partly cloudy, highs 80 to 85, lows 62 to 67. Chance of rain is 10 percent through tonight. Winds will be southerly at 10 to 15 mph. Saturday - Sunny, high near 90.

Maryland and Virginia: Today - Partly cloudy, high near 80, lows from the mid 50s to the mid 60s. Saturday - Sunny, high in the 80s.

Lower Potomac and Chesapeake Bay: Today - Partly cloudy, visibility of more than five miles.Winds will be southerly at 8 to 12 knots. Waves in unprotected waters will be 1 foot.

Atlantic Ocean Beaches from New Jersey to North Carolina: Today - Partly cloudy, highs from 70s to the 80s. Saturday - Sunny and very warm, high in the 80s. Water temperatures will be near 60 for New Jersey beaches and in the mid 60s to the 70s elsewhere.

Extended Area Outlook for Sunday through Tuesday: There will be a chance of showers or thunderstorms on Monday, otherwise fair and warm through the period. Highs fall average in the mid 80s to the low 90s, lows from the 60s to the 70s. Normal Washington temperatures for the period are a high of 86 and a low of 66.

West Virginia: Today - Cloudy with light rain this morning becoming sunny by mid afternoon. Highs will be from the 70s to the mid 80s, and lows in the 50s. Saturday - Partly cloudy, high in the 80s. The National Weather Forecast for today - showers and thunderstorms will be scattered from Iowa over the upper Mississippi region. Widely scattered thundershowers will cover the Gulf Coast region and become numerous over Florida. Scattered showers will dampen Montana with isolated thundershowers over the north and central Intermountain region and the Central Rocky Mountain states. Skies will be sunny over the south and central Appalachians. Warmer temperatures will prevail over the Ohio Valley and the Great Lakes region through northern Maine. Cool weather shall continued from the Pacific Northwest over the northern Rockies. The rest of the country will be warm, with hot temperatures over the southwest deserts and from the central Plains through the upper Mississippi Valley.

Almanac Data for today: The sun rises 5:42 a.m., sets 8:35 p.m.; moon rises 3:57 a.m., sets 2:34 p.m. Tides: High, 4:30 a.m. and 4:53 p.m.; low, 11:39 a.m. and 11:47 p.m. High and low tides at the following locations may be obtained by subtracting the hours above: Annapolis (3 1/4), Bloody Point Lighthouse (4 1/2), Deale, Md. (4 1/2), Colonial Beach (5 1/4), Norfolk (1), Virginia Beach (3/4), Solomons Island (6 1/4), Point Lookout (7).

Pollen Count: 15 for grass (a reaching of more than 7 is considered to be undesirable).

The Council of Governments' Air Quality Index for yesterday showed the high reading in the Washington area during the 2 to 3 p.m. period was 37 for the pollutant, photochemical oxidants. Index values between 25 and 49 indicate fair air quality. When the index exceeds 100 the air is considered very unhealthy and individuals with lung, heart and eve ailments are urged to restrict their activity. The forecast for today indicates that the quality will improve. Local Temps., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 mid.(COLUMN)64(COLUMN)45 1 a.m.(COLUMN)63(COLUMN)46 2 a.m.(COLUMN)60(COLUMN)60 3 a.m.(COLUMN)60(COLUMN)51 4 a.m.(COLUMN)59(COLUMN)51 5 a.m.(COLUMN)56(COLUMN)59 6 a.m.(COLUMN)58(COLUMN)55 7 a.m.(COLUMN)58(COLUMN)60 8 a.m.(COLUMN)60(COLUMN)51 9 a.m.(COLUMN)62(COLUMN)52 10 a.m.(COLUMN)66(COLUMN)47 11 a.m.(COLUMN)68(COLUMN)39 12 noon(COLUMN)70(COLUMN)38 1 p.m.(COLUMN)73(COLUMN)32 2 p.m.(COLUMN)75(COLUMN)33 3 p.m.(COLUMN)76(COLUMN)29 4 p.m.(COLUMN)78(COLUMN)30 5 p.m.(COLUMN)77(COLUMN)31 6 p.m.(COLUMN)77(COLUMN)32 7 p.m.(COLUMN)76(COLUMN)33(END TABLE) Temperatures ending 8 a.m. (EDT) yesterday:(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)60(COLUMN)46 Albuquerque(COLUMN)95(COLUMN)61 Amarillo(COLUMN)91(COLUMN)67 Anchorage(COLUMN)57(COLUMN)52 Asheville(COLUMN)80(COLUMN)50 Atlanta(COLUMN)81(COLUMN)61 Atlantic City(COLUMN)66(COLUMN)50 Austin(COLUMN)95(COLUMN)75 Baltimore(COLUMN)74(COLUMN)47 Billings(COLUMN)84(COLUMN)58 Birmingham(COLUMN)83(COLUMN)66 Bismarck(COLUMN)84(COLUMN)61 Boise(COLUMN)77(COLUMN)46 Boston(COLUMN)68(COLUMN)52 Brownsville(COLUMN)95(COLUMN)74 Buffalo(COLUMN)64$46 Burlington(COLUMN)59(COLUMN)49 Casper(COLUMN)89(COLUMN)58 Charleston, S.C.(COLUMN)81(COLUMN)68 Charleston W. Va.(COLUMN)69(COLUMN)44 Charlotte(COLUMN)77(COLUMN)56 Cheyenne(COLUMN)87(COLUMN)52 Chicago(COLUMN)70(COLUMN)62 Cincinnati(COLUMN)74(COLUMN)58 Cleveland(COLUMN)65(COLUMN)49 Columbia, S.C.(COLUMN)80(COLUMN)50 Columbus(COLUMN)70(COLUMN)54 Dal.-Ft. Worth(COLUMN)94(COLUMN)72 Dayton(COLUMN)73(COLUMN)55 Denver(COLUMN)91(COLUMN)59 Des Moines(COLUMN)77(COLUMN)62 Detroit(COLUMN)65(COLUMN)51 Duluth(COLUMN)51(COLUMN)49 El Paso(COLUMN)103(COLUMN)78 Fairbanks(COLUMN)69(COLUMN)51 Fargo(COLUMN)86(COLUMN)54 Flagstaff(COLUMN)82(COLUMN)49 Great Falls(COLUMN)76(COLUMN)50 Hartford(COLUMN)67(COLUMN)45 Helena(COLUMN)77(COLUMN)50 Honolulu(COLUMN)86(COLUMN)77 Houston(COLUMN)91(COLUMN)75 Indianapolis(COLUMN)78(COLUMN)59 Jackson, Miss.(COLUMN)85(COLUMN)57 Jacksonville(COLUMN)86(COLUMN)70 Juneau(COLUMN)57(COLUMN)49 Kansas City(COLUMN)80(COLUMN)68 Las Vegas(COLUMN)101(COLUMN)76 Little Rock(COLUMN)81(COLUMN)63 Los Angeles(COLUMN)84(COLUMN)62 Louisville(COLUMN)75(COLUMN)58 Memphis(COLUMN)83(COLUMN)61 Miami Beach(COLUMN)86(COLUMN)78 Midland-Odessa(COLUMN)92(COLUMN)67 Milwaukee(COLUMN)57(COLUMN)41 Mpls-St. Paul(COLUMN)78(COLUMN)63 Nashville(COLUMN)78(COLUMN)53 New Orleans(COLUMN)88(COLUMN)64 New York(COLUMN)69(COLUMN)54 Norfolk(COLUMN)70(COLUMN)52 North Platte(COLUMN)92(COLUMN)63 Oklahoma City(COLUMN)88(COLUMN)69 Omaha(COLUMN)89(COLUMN)70 Orlando(COLUMN)92(COLUMN)74 Philadelphia(COLUMN)70(COLUMN)49 Phoenix(COLUMN)110(COLUMN)79 Pittsburgh(COLUMN)68(COLUMN)45 Portland, Me.(COLUMN)61(COLUMN)42 Portland, Ore.(COLUMN)63(COLUMN)50 Providence(COLUMN)67(COLUMN)49 Raleigh(COLUMN)78(COLUMN)50 Rapid City(COLUMN)87(COLUMN)61 Reno(COLUMN)78(COLUMN)34 Richmond(COLUMN)75(COLUMN)47 St. Louis(COLUMN)82(COLUMN)59 St. Prbg.-Tampa(COLUMN)92(COLUMN)77 Salt Lake City(COLUMN)93(COLUMN)55 San Antonio(COLUMN)92(COLUMN)77 San Francisco(COLUMN)64(COLUMN)52 San Juan(COLUMN)90(COLUMN)75 St. Ste. Marie(COLUMN)66(COLUMN)38 Seattle(COLUMN)67(COLUMN)52 Shreveport(COLUMN)90(COLUMN)58 Sioux Falls(COLUMN)80(COLUMN)66 Spokane(COLUMN)63(COLUMN)42 Syracuse(COLUMN)60(COLUMN)43 Topeka(COLUMN)90(COLUMN)72 Tucson(COLUMN)106(COLUMN)72 Tulsa(COLUMN)89(COLUMN)69 Washington(COLUMN)76(COLUMN)56 Wichita(COLUMN)94(COLUMN)71(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberbeen(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)54 Amsterdam(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)63 Ankara(COLUMN)pt. cldy.(COLUMN) 3 p.m.(COLUMN)88 Athens(COLUMN)clear(COLUMN) 2 p.m.(COLUMN)86 Berlin(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)63 Birmingham(COLUMN)rain(COLUMN) 1 p.m.(COLUMN)54 Bonn(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)70 Brussels(COLUMN)pt.cldy.(COLUMN) 1 p.m.(COLUMN)66 Cairo(COLUMN)clear(COLUMN) 2 p.m.(COLUMN)99 Casablanca(COLUMN)pt. cldy.(COLUMN)12 p.m.(COLUMN)70 Copenhagen(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)63 Dublin(COLUMN)rain(COLUMN) 1 p.m.(COLUMN)52 Geneva(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)69 Hong Kong(COLUMN)cloudy(COLUMN) 8 p.m.(COLUMN)86 Jerusalem(COLUMN)clear(COLUMN) 2 p.m.(COLUMN)84 Lisbon(COLUMN)pt. cldy.(COLUMN)12 p.m.(COLUMN)68 London(COLUMN)rain(COLUMN) 1 p.m.(COLUMN)52 Madrid(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)72 Malta(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)81 Manila(COLUMN)cloudy(COLUMN) 8 p.m.(COLUMN)82 Moscow(COLUMN)cloudy(COLUMN) 3 p.m.(COLUMN)54 New Delhi(COLUMN)clear(COLUMN) 5 p.m.(COLUMN)95 Nice(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)70 Oslo(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)79 Paris(COLUMN)rain(COLUMN) 1 p.m.(COLUMN)57 Peking(COLUMN)pt. cldy.(COLUMN) 8 p.m.(COLUMN)77 Rome(COLUMN)cloudy(COLUMN) 1 p.m.(COLUMN)73 Sofia(COLUMN)cloudy(COLUMN) 2 p.m.(COLUMN)68 Stockholm(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)63 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)62 Tokyo(COLUMN)pt. cldy.(COLUMN) 9 p.m.(COLUMN)77 Tunis(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)82 Vienna(COLUMN)clear(COLUMN) 1 p.m.(COLUMN)77 Warsaw(COLUMN)pt. cldy.(COLUMN) 1 p.m.(COLUMN)59(END TABLE)