Washington: Today - Sunny, high in the mid 80s, low in the low 60s. The chance of rain near zero through tonight. Winds will be from the northeast at 15 mph. Saturday - partly cloudy, high in the low 80s.

Maryland and Virginia: Today - Sunny, high in the low 80s, low in the mid 50s. Saturday - Partly cloudy, high in the 70s.

Lower Potomac and Chesapeake Bay: Today - Partly cloudy, visibility of more than 5 miles. Winds will be from the northeast at 10 knots. Waves in unprotected waters will be 2 feet.

Extended Area Outlook for Sunday through Tuesday: Fair, with highs in the upper 70s, and the lows in the mid 60s, through the period. Normal Washington temperatures for the period are a high of 80 and a low of 60.

The National Weather Forecast for today there will be little change in the temperature pattern over the nation. The intermountains region and most of the Rockies, northern California and the pacific north-west will continue to be cool. The rest of the country will be warm or mild. It will not be so warm over northeastern New York and northern New England. It will be warmer from the upper Ohio Valley across the middle Atlantic Coast states. The eaviest precipitation will fall over the central plains. Most of the scattered showers and thunderstorms will reach from Oklahoma across the central Plains through Iowa, Wisconsin, Minnesota and eastern North Dakota. Scattered showers will fall over the Pacific north-western northern Idaho. There is a chance of scattered showers in northern Nevada and of scattered showers and thundershowers in Texas, eastern South Dakota and the Mississippi Valley.

Almanac Data for today colon. The sun rises 5:48 a.m., sets 8:23 p.m.; moon rises 12:21 a.m.; sets 10:10 a.m. Tides: high 11:56 p.m. and 12:33 a.m, low 16:17 a.m. and 6:57 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 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: 50 for grass (a reading 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 50 for the pollutant, photochemical oxidants. Index values between 50 and 99 indicate unhealthy air quality. When the index exceeds 100 the air is considered very unhealty and individuals with lung, heart and eye ailments are urged to restrict their activity. The forecast for today indicates that the air quality will improve.

The National Weather Service forecasts the Potomac River Stage at Little Falls should decrease to 1.7 feet today. Local Temps., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 mid.(COLUMN)65(COLUMN)78 1 a.m.(COLUMN)65(COLUMN)78 2 a.m.(COLUMN)64(COLUMN)81 3 a.m.(COLUMN)62(COLUMN)84 4 a.m.(COLUMN)63(COLUMN)81 5 a.m.(COLUMN)65(COLUMN)78 6 a.m.(COLUMN)64(COLUMN)81 7 a.m.(COLUMN)65(COLUMN)78 8 a.m.(COLUMN)69(COLUMN)68 9 a.m.(COLUMN)72(COLUMN)64 10 a.m.(COLUMN)71(COLUMN)60 11 a.m.(COLUMN)76(COLUMN)58 12 noon(COLUMN)80(COLUMN)51 1 p.m.(COLUMN)83(COLUMN)44 2 p.m.(COLUMN)84(COLUMN)43 3 p.m.(COLUMN)85(COLUMN)40 4 p.m.(COLUMN)87(COLUMN)38 5 p.m.(COLUMN)87(COLUMN)38 6 p.m.(COLUMN)84(COLUMN)42 7 p.m.(COLUMN)83(COLUMN)44(END TABLE) Temperatures ending 8 a.m. (EDT) yesterday:(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)65(COLUMN)55 Albuquerque(COLUMN)82(COLUMN)50 Amarillo(COLUMN)85(COLUMN)67 Anchorages(COLUMN)54(COLUMN)44 Ashevile(COLUMN)79(COLUMN)57 Atlanta(COLUMN)86(COLUMN)64 Atlantic City(COLUMN)69(COLUMN)56 Austin(COLUMN)90(COLUMN)74 Baltimore(COLUMN)72(COLUMN)59 Billings(COLUMN)69(COLUMN)45 Birmingham(COLUMN)87(COLUMN)64 Bism arck(COLUMN)80(COLUMN)55 Bose(COLUMN)55(COLUMN)36 Boston(COLUMN)75(COLUMN)56 Brownsville(COLUMN)92(COLUMN)78 Buffalo(COLUMN)78(COLUMN)55 Burlington(COLUMN)80(COLUMN)53 Casper(COLUMN)75(COLUMN)42 Charleston, S.C.(COLUMN)85(COLUMN)71 Charl'ton, W. Va.(COLUMN)76(COLUMN)59 Charlotte(COLUMN)85(COLUMN)64 Cheyenne(COLUMN)77(COLUMN)44 Chicago(COLUMN)72(COLUMN)52 Cincinnati(COLUMN)74(COLUMN)55 Cleveland(COLUMN)73(COLUMN)50 Columbia, S.C.(COLUMN)89(COLUMN)53 Columbus(COLUMN)71(COLUMN)54 Dal.-Ft. Worth(COLUMN)88(COLUMN)71 Dayton(COLUMN)69(COLUMN)54 Denver(COLUMN)81(COLUMN)46 Des Moines(COLUMN)83(COLUMN)68 Detroit(COLUMN)79(COLUMN)51 Duluth(COLUMN)81(COLUMN)56 El Paso(COLUMN)90(COLUMN)63 Fairbanks(COLUMN)59(COLUMN)44 Fargo(COLUMN)84(COLUMN)60 Flagstaff(COLUMN)63(COLUMN)30 Great Falls(COLUMN)60(COLUMN)34 Hartford(COLUMN)67(COLUMN)57 Helena(COLUMN)63(COLUMN)37 Honolulu(COLUMN)85(COLUMN)75 Houston(COLUMN)88(COLUMN)73 Indianapolis(COLUMN)78(COLUMN)61 Jackson, Miss.(COLUMN)88(COLUMN)68 Jacksonville(COLUMN)89(COLUMN)68 Juneau(COLUMN)59(COLUMN)48 Kansas City(COLUMN)88(COLUMN)69 Las Vegas(COLUMN)80(COLUMN)58 Little Rock(COLUMN)91(COLUMN)70 Los Angeles(COLUMN)70(COLUMN)54 Louisville(COLUMN)82(COLUMN)71 Memphis(COLUMN)91(COLUMN)71 Miami Beach(COLUMN)83(COLUMN)80 Midland-Odessa(COLUMN)89(COLUMN)68 Milwaukee(COLUMN)69(COLUMN)50 Mois-St. Pauls(COLUMN)78(COLUMN)69 Nashville(COLUMN)89(COLUMN)63 New Orleans(COLUMN)91(COLUMN)72 New York(COLUMN)65(COLUMN)55 Norfolk(COLUMN)88(COLUMN)67 North Platte(COLUMN)86(COLUMN)58 Oklahoma City(COLUMN)86(COLUMN)68 Omaha(COLUMN)89(COLUMN)66 Orlando(COLUMN)93(COLUMN)73 Philadelphia(COLUMN)64(COLUMN)57 Phoenix(COLUMN)90(COLUMN)68 Pittsburgh(COLUMN)70(COLUMN)55 Portland, Maine(COLUMN)77(COLUMN)52 Portland, Ore.(COLUMN)62(COLUMN)46 Providence(COLUMN)67(COLUMN)56 Raleigh(COLUMN)85(COLUMN)61 Rapid City(COLUMN)85(COLUMN)54 Reno(COLUMN)52(COLUMN)29 Richmond(COLUMN)87(COLUMN)60 St. Louis(COLUMN)88(COLUMN)67 St. prbg. - Tampa(COLUMN)87(COLUMN)75 Salt Lake City(COLUMN)63(COLUMN)48 San Antonio(COLUMN)88(COLUMN)76 San Diego(COLUMN)71(COLUMN)58 San Francisco(COLUMN)58(COLUMN)50 San Juan(COLUMN)83(COLUMN)75 St. Ste. Marie(COLUMN)81(COLUMN)48 Seattle(COLUMN)63(COLUMN)45 Shreveport(COLUMN)90(COLUMN)64 Sious Falls(COLUMN)81(COLUMN)61 Spokane(COLUMN)55(COLUMN)39 Syracuse(COLUMN)76(COLUMN)50 Topeka(COLUMN)88(COLUMN)67 Tucson(COLUMN)88(COLUMN)62 Tulsa(COLUMN)88(COLUMN)67 Washington(COLUMN)78(COLUMN)62 Wichita(COLUMN)88(COLUMN)67(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)64 Amsterdam(COLUMN)rain(COLUMN)1 p.m.(COLUMN)48 Ankara(COLUMN)clear(COLUMN)3 p.m.(COLUMN)73 Athens(COLUMN)clear(COLUMN)2 p.m.(COLUMN)79 Auckland(COLUMN)clear(COLUMN)12 a.m.(COLUMN)50 Berlin(COLUMN)clear(COLUMN)1 p.m.(COLUMN)68 Birmingham(COLUMN)clear(COLUMN)1 p.m.(COLUMN)61 Bonn(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)52 Brussels(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)48 Cairo(COLUMN)clear(COLUMN)2 p.m.(COLUMN)79 Casablanca(COLUMN)pt. cldy.(COLUMN)12 p.m.(COLUMN)66 Copenhagen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)70 Dublin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)55 Geneva(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)57 Hong Kong(COLUMN)pt. cldy.(COLUMN)8 p.m.(COLUMN)77 Jerusalem(COLUMN)clear(COLUMN)2 p.m.(COLUMN)86 Lisbon(COLUMN)clear(COLUMN)12 p.m.(COLUMN)68 London(COLUMN)clear(COLUMN)1 p.m.(COLUMN)63 Madrid(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)63 Malta(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)75 Manila(COLUMN)pt. cldy.(COLUMN)8 p.m.(COLUMN)81 Moscow(COLUMN)storm(COLUMN)3 p.m.(COLUMN)63 New Delhi(COLUMN)clear(COLUMN)5 p.m.(COLUMN)104 Nice(COLUMN)clear(COLUMN)1 p.m.(COLUMN)66 Oslo(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)59 Paris(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)50 Peking(COLUMN)Cloudy(COLUMN)8 p.m.(COLUMN)68 Rome(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)66 Saigon(COLUMN)cloudy(COLUMN)8 p.m.(COLUMN)84 Sofia(COLUMN)pt. cldy.(COLUMN)2 p.m.(COLUMN)70 Stockholm(COLUMN)clear(COLUMN)1 p.m.(COLUMN)64 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)57 Tokyo(COLUMN)cloudy(COLUMN)9 p.m.(COLUMN)70 Tunis(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)75 Vienna(COLUMN)clear(COLUMN)1 p.m.(COLUMN)63 Warsaw(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)64(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)fair(COLUMN)92(COLUMN)77 Barbados(COLUMN)cloudy(COLUMN)86(COLUMN)78 Bermuda(COLUMN)pt. cldy.(COLUMN)78(COLUMN)72 Bogota(COLUMN)pt. cldy.(COLUMN)65(COLUMN)50 Calgary(COLUMN)clear(COLUMN)43(COLUMN)34 Culiacan(COLUMN)fair(COLUMN)95(COLUMN)65 Edmonton(COLUMN)rain(COLUMN)50(COLUMN)41 Havana(COLUMN)fair(COLUMN)88(COLUMN)77 Kingston(COLUMN)pt. cldy.(COLUMN)90(COLUMN)77 Montego Bay(COLUMN)fair(COLUMN)86(COLUMN)76 Mexico City(COLUMN)fair(COLUMN)81(COLUMN)56 Monterrey(COLUMN)cloudy(COLUMN)91(COLUMN)68 Montreal(COLUMN)clear(COLUMN)82(COLUMN)54 Nassau(COLUMN)rain(COLUMN)88(COLUMN)72 Ottawa(COLUMN)clear(COLUMN)81(COLUMN)55 Regina(COLUMN)clear(COLUMN)84(COLUMN)46 St. Kitts(COLUMN)cloudy(COLUMN)85(COLUMN)76 St. Thomas(COLUMN)cloudy(COLUMN)86(COLUMN)76 Toronto(COLUMN)clear(COLUMN)77(COLUMN)58 Vancouver(COLUMN)clear(COLUMN)61(COLUMN)41 Veracruz(COLUMN)cloudy(COLUMN)88(COLUMN)77 Winnipeg(COLUMN)cloudy(COLUMN)81(COLUMN)59(END TABLE)