Washingtton: Today - Sunny, highs in low to mid 90s, lows in upper 60s to mid 70s. Chance of rain is near zero through tonight. Saturday - Sunny, high in mid to upper 90s.

Maryland: Today - Sunny, highs in low to mid 90s, highs in low 60s to low 70s. Saturday - Sunny, highs in mid 80s to upper 90s.

Virginia: Today - Sunny, highs in 80s, to mid 90s, lows in mid 60s to mid 70s. Saturday - Sunny, highs in mid 80s to upper 90s.

Lower Potomac and Chesapeake Bay: Today - Fair skies with good visability through tonight. Winds should be southwesterly at up to 10 knots today becoming light and variable tonight.

Extended Area Outlook: For Sunday through Tuesday - Partly cloudy skies through period with chance of rain Monday and Tuesday. Highs should average in mid 80s to mid 90s, lows in mid 60s to mid 70s. Washington's normal temperature range for this time of year is from 89 to 69.

West Virginia: Today - Sunny and humid, highs in mid 80s to mid 90s, lows in 60s to near 70. Saturday - Partly cloudy and humid, highs in mid 80s to low 90s.

Atlantic Ocean Beaches from Cape May to Cape Hatteras: Today and Saturday - Mostly sunny, highs in mid 80s to low 90s. Water temperatures should be in 70s.

The National Weather Forecast for Today - Showers will be scattered over the Gulf of Mexico Coast states from Florida through Louisiana as well as from the lower Ohio Valley into the central Great Lakes states. Showers will be widely scattered in east portions of the southern intermountains. Temperatures over the nation will be generally warm to hot and even very hot through portions of the southeast.

ALMANAC DATA FOR July 15, 1977. Sun rises 5:55 a.m., sets 8:33 p.m.; moon rises 5:25 a.m., sets 7:50 p.m. Tides: High 8:15 a.m. and 3:15 p.m. High and low tides at the following locations can be obtained by subtracting the hours indicated from the tides above. Annapolis (3 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). Pollen count: 3 English Plaintain (note: 7 or higher is considered undersirable.)

The Council of Government's Air Quality Index for yesterday showed the high reading in the Washington area during the 4 p.m. period was 110 for the pollutant, photochemical oxidants. Index values between 100 and 249 indicate very unhealthy air quality. When the index exceeds 100 the air becomes hazardous and persons with lung, heart and eye problems should restrict their activity.

The National Weather Service forecasts that the Potomac River stage at Little Falls will fall slowly to 2.8 feet this morning Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 mid.(COLUMN)83(COLUMN)88 1 a.m.(COLUMN)83(COLUMN)72 2 a.m.(COLUMN)80(COLUMN)88 3 a.m.(COLUMN)79(COLUMN)88 4 a.m.(COLUMN)78(COLUMN)79 5 a.m.(COLUMN)78(COLUMN)79 6 a.m.(COLUMN)77(COLUMN)77 7 a.m.(COLUMN)77(COLUMN)74 8 a.m.(COLUMN)79(COLUMN)69 9 a.m.(COLUMN)80(COLUMN)60 10 a.m.(COLUMN)81(COLUMN)59 11 a.m.(COLUMN)82(COLUMN)55 12 noon(COLUMN)88(COLUMN)47 1 p.m.(COLUMN)89(COLUMN)45 2 p.m.(COLUMN)91(COLUMN)43 3 p.m.(COLUMN)92(COLUMN)40 4 p.m.(COLUMN)92(COLUMN)43 5 p.m.(COLUMN)91(COLUMN)45 6 p.m.(COLUMN)90(COLUMN)47(END TABLE) Temperatures ending 8 a.m. (EDT) Yesterday(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)93(COLUMN)62 Albuquerque(COLUMN)93(COLUMN)66 Amarillo(COLUMN)93(COLUMN)70 Anchorage(COLUMN)62(COLUMN)55 Asheville(COLUMN)97(COLUMN)67 Atlanta(COLUMN)95(COLUMN)72 Atlantic City(COLUMN)83(COLUMN)69 Austin(COLUMN)96(COLUMN)73 Baltimore(COLUMN)96(COLUMN)71 Billings(COLUMN)74(COLUMN)51 Birmingham(COLUMN)94(COLUMN)75 Bismarck(COLUMN)87(COLUMN)57 Boise(COLUMN)77(COLUMN)55 Boston(COLUMN)88(COLUMN)71 Brownsville(COLUMN)94(COLUMN)74 Buffalo(COLUMN)79(COLUMN)61 Burlington, Vt.(COLUMN)88(COLUMN)66 Casper(COLUMN)93(COLUMN)55 Charleston, SC(COLUMN)92(COLUMN)80 Ch'leston, WV(COLUMN)91(COLUMN)71 Charlotte, NC(COLUMN)98(COLUMN)74 Chevenne(COLUMN)88(COLUMN)57 Chicago(COLUMN)89(COLUMN)78 Cincinnati(COLUMN)91(COLUMN)73 Cleveland(COLUMN)82(COLUMN)57 Columbia, SC(COLUMN)96(COLUMN)70 Columbus, OH(COLUMN)89(COLUMN)63 Dal. Ft. W'th(COLUMN)102(COLUMN)74 Dayton(COLUMN)92(COLUMN)69 Denver(COLUMN)91(COLUMN)58 Des Moines(COLUMN)103(COLUMN)77 Detroit(COLUMN)89(COLUMN)59 Duluth(COLUMN)77(COLUMN)56 El Paso(COLUMN)98(COLUMN)66 Fairbanks(COLUMN)74(COLUMN)56 Fargo(COLUMN)91(COLUMN)65 Flagstaff(COLUMN)83(COLUMN)48 Great Falls(COLUMN)66(COLUMN)47 Helena(COLUMN)72(COLUMN)43 Honolulu(COLUMN)87(COLUMN)75 Houston(COLUMN)97(COLUMN)79 Indianapolis(COLUMN)95(COLUMN)69 Jackson, Miss.(COLUMN)91(COLUMN)74 Jacksonville(COLUMN)96(COLUMN)69 Juneau(COLUMN)59(COLUMN)53 Kansas City(COLUMN)93(COLUMN)73 Las Vegas(COLUMN)106(COLUMN)78 Little Rock(COLUMN)98(COLUMN)75 Los Angeles(COLUMN)76(COLUMN)59 Louisville(COLUMN)95(COLUMN)75 Memphis(COLUMN)97(COLUMN)77 Miami Beach(COLUMN)85(COLUMN)74 Midland(COLUMN)95(COLUMN)72 Milwaukee(COLUMN)79(COLUMN)66 Mpls-St. Paul(COLUMN)91(COLUMN)78 Nashville(COLUMN)95(COLUMN)75 New Orleans(COLUMN)94(COLUMN)72 New York(COLUMN)93(COLUMN)72 Norfolk(COLUMN)94(COLUMN)77 North Platte(COLUMN)94(COLUMN)64 Oklah'ma City(COLUMN)98(COLUMN)69 Omaha(COLUMN)98(COLUMN)76 Orlando(COLUMN)88(COLUMN)75 Philadelphia(COLUMN)90(COLUMN)71 Phoenix(COLUMN)107(COLUMN)84 Pittsburgh(COLUMN)86(COLUMN)55 Portland, Me.(COLUMN)78(COLUMN)61 Portland, Ore.(COLUMN)72(COLUMN)55 Providence(COLUMN)86(COLUMN)69 Raleigh(COLUMN)95(COLUMN)70 Rapid City(COLUMN)93(COLUMN)61 Reno(COLUMN)91(COLUMN)48 Richmond(COLUMN)96(COLUMN)72 St. Louis(COLUMN)97(COLUMN)79 St. Pg-Tampa(COLUMN)91(COLUMN)77 Salt Lake City(COLUMN)90(COLUMN)58 San Antonio(COLUMN)95(COLUMN)76 San Diego(COLUMN)75(COLUMN)61 San Francisco(COLUMN)61(COLUMN)54 San Juan, PR(COLUMN)83(COLUMN)73 St. Ste. Marie(COLUMN)63(COLUMN)45 Seattle(COLUMN)73(COLUMN)55 Shreveport(COLUMN)98(COLUMN)69 Sioux Falls(COLUMN)98(COLUMN)77 Spokane(COLUMN)75(COLUMN)51 Syracuse(COLUMN)86(COLUMN)61 Topeka(COLUMN)93(COLUMN)71 Tucson(COLUMN)94(COLUMN)79 Tulsa(COLUMN)98(COLUMN)74 Washington(COLUMN)95(COLUMN)76 Wichita(COLUMN)99(COLUMN)74(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)52 Amsterdam(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)59 Ankara(COLUMN)clear(COLUMN)3 p.m.(COLUMN)79 Athens(COLUMN)clear(COLUMN)2 p.m.(COLUMN)84 Auckland(COLUMN)clear(COLUMN)midnight(COLUMN)43 Berlin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)63 Birmingham(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)59 Brussels(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)61 Cairo(COLUMN)clear(COLUMN)2 p.m.(COLUMN)90 Casablanca(COLUMN)pt. cldy(COLUMN)noon(COLUMN)70 Copenhagen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)63 Dublin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)63 Geneva(COLUMN)clear(COLUMN)1 p.m.(COLUMN)75 Hong Kong(COLUMN)cloudy(COLUMN)8 p.m.(COLUMN)81 Lisbon(COLUMN)cloudy(COLUMN)noon(COLUMN)70 London(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)61 Madrid(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)81 Malta(COLUMN)clear(COLUMN)1 p.m.(COLUMN)82 Manila(COLUMN)pt. cldy(COLUMN)8 p.m.(COLUMN)84 Moscow(COLUMN)clear(COLUMN)3 p.m.(COLUMN)73 New Delhi(COLUMN)cloudy(COLUMN)5 p.m.(COLUMN)84 Nice(COLUMN)clear(COLUMN)1 p.m.(COLUMN)77 Oslo(COLUMN)rain(COLUMN)1 p.m.(COLUMN)61 Paris(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)61 Peking(COLUMN)clear(COLUMN)8 p.m.(COLUMN)82 Rome(COLUMN)clear(COLUMN)1 p.m.(COLUMN)84 Saigon(COLUMN)storm(COLUMN)8 p.m.(COLUMN)81 Sofia(COLUMN)clear(COLUMN)2 p.m.(COLUMN)79 Stockholm(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)52 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)46 Tel Aviv(COLUMN)clear(COLUMN)2 p.m.(COLUMN)8 Tokyo(COLUMN)cloudy(COLUMN)9 p.m.(COLUMN)82 Tunis(COLUMN)clear(COLUMN)1 p.m.(COLUMN)9 Vienna(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)79 Warsaw(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)1 p.m. 64(END TABLE)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)cloudy(COLUMN)91(COLUMN)77 Barbados(COLUMN)cloudy(COLUMN)86(COLUMN)75 Bermuda(COLUMN)rain(COLUMN)86(COLUMN)77 Calgary(COLUMN)pt. cldy(COLUMN)63(COLUMN)48 Culiacan(COLUMN)pt. cldy(COLUMN)95(COLUMN)75 (FOOTNOTE)(END FOOT)dmonton(COLUMN)cloudy(COLUMN)66(COLUMN)48 Havana(COLUMN)pt. cldy(COLUMN)90(COLUMN)75 Kingston(COLUMN)pt. cldy(COLUMN)90(COLUMN)77 Montego Bay(COLUMN)pt. cldy(COLUMN)90(COLUMN)75 Mexico City(COLUMN)pt. cldy(COLUMN)75(COLUMN)52 Monterrey(COLUMN)pt. cldy(COLUMN)96(COLUMN) Nassau(COLUMN)pt. cldy(COLUMN)91(COLUMN)75 Ottawa(COLUMN)cloudy(COLUMN)84(COLUMN)59 Regina(COLUMN)pt. cldy(COLUMN)61(COLUMN)58 St. Kidds(COLUMN)pt. cldy(COLUMN)89(COLUMN)70 Toronto(COLUMN)pt. cldy(COLUMN)81(COLUMN) 56 Vancouver(COLUMN)pt. cldy(COLUMN)68(COLUMN)56 Veracruz(COLUMN)pt. cldy(COLUMN)84(COLUMN)75 Winnipeg(COLUMN)cloudy(COLUMN)8(COLUMN)63(END TABLE)