Washington: Today - Variably cloudy, thundershowers likely, high near 90, low in the low 70s. The chance of rain is 60per cent through tonight. Thursday - Partly cloudy, high in the low 90s.

Maryland and Virginia: Today - Variably cloudy, chance of thundershowers, highs from the 80s to the mid 90s, lows from the 60s to the mid 70s. Thursday - Partly cloudy, highs in the 90s.

Lower Potomac and Chesapeake Bay: Today - Fair, chance of thundershowers. Wind will be from the southeast at less than 12 knots. Visibility will be from 3 to 5 miles. Waves in unprotected waters will be near 1 foot.

Atlantic Ocean Beaches from Cape May to Delaware. Today - Variably loudy, thundershowers likely, highs in the 80s. Thursday - Partly cloudy, chance of thundershowers, highs near 90. Water temperatures will be from the low to mid 70s.

Atlantic Ocean Beaches from Maryland to Cape Hatteras: Today and Thursday - Hot and humid, chance of thundershowers, highs in the 90s. Water temperatures will be from the mid 70s to near 80s.

Extended Area Forecast for Friday through Sunday: Humid through the period, chance of thundershowers on each day. Highs will be from the mid [WORD ILLEGIBLE] to the 90s, lows from the 60s in the mountains to the 70s elsewhere. Normal Washington temperatures for the period are high of [WORD ILLEGIBLE] and a low of 68.

West Virginia: Today - Rain, highs from the 80s to the mid 90s, lows from the mid 60s in the mid 70s. Thursday - Rain, highs from the 80s to the mid 90s.

The National Weather Forecast for Today - Showers and thunderstorms will scatter over the part of the nation east of the Mississippi Valley, but more [WORD ILLEGIBLE] along the Ohio Valley from Indiana into Pennsylvania and from the lower Great Lakes into eastern Tennessee. Mild temperatures will spread across the northern and central Rockies, the central and northern high Plains and across North Dakota into Minnesota. Temperatures of over 100 degrees will spread northward through the intermountain region to eastern Washington. Skies will generally be sunny.

Almanac Data for Today - Sun rises 6:17 a.m., sets 8:09 p.m.; moon rises 2:29 a.m., sets 5:01 p.m. Tides: High 11:22 a.m. and 10:49 p.m., low 4:55 a.m. and 5:12 p.m. High and low tides of 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: 6 English Plaintain.(note: 7 or higher is considered undesirable).

The Council of Government's Air Quality Index for yesterday showed the high reading in the Washington Area during the 2 p.m. to 3 p.m. period was 60 for the pollutant photochemical oxidants.Index values between 50 and 99 indicate unhealthy air quality. When teh index exceeds 100, the air is considered hazardous, 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 stace at Little Falls will be near 2.7 feet today. Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 midn'ht(COLUMN)77(COLUMN)85 1 a.m.(COLUMN)77(COLUMN)85 2 a.m.(COLUMN)76(COLUMN)88 3 a.m.(COLUMN)76(COLUMN)88 4 a.m.(COLUMN)76(COLUMN)88 5 a.m.(COLUMN)76(COLUMN)88 6 a.m.(COLUMN)76(COLUMN)85 7 a.m.(COLUMN)77(COLUMN)79 8 a.m.(COLUMN)78(COLUMN)77 9 a.m.(COLUMN)80(COLUMN)72 10 a.m.(COLUMN)81(COLUMN)70 11 a.m.(COLUMN)83(COLUMN)65 12 noon(COLUMN)83(COLUMN)65 1 p.m.(COLUMN)85(COLUMN)63 2 p.m.(COLUMN)83(COLUMN)58 3 p.m.(COLUMN)88(COLUMN)56 4 p.m.(COLUMN)89(COLUMN)70 5 p.m.(COLUMN)89(COLUMN)54 6 p.m.(COLUMN)88(COLUMN)58 7 p.m.(COLUMN)87(COLUMN)57(END TABLE) Temperatures ending 8 a.m. (EDT) yesterday.(TABLE) City(COLUMN)H. . Albany(COLUMN) 85(COLUMN)65 Albuquerque(COLUMN) 97(COLUMN)68 Amarillo(COLUMN) 96(COLUMN)68 Anchorage(COLUMN) 66(COLUMN)56 Asheville(COLUMN) 88(COLUMN)64 Atlanta(COLUMN) 91(COLUMN)70 Atlantic City(COLUMN) 92(COLUMN)75 Austin(COLUMN) 98(COLUMN)74 Baltimore(COLUMN) 96(COLUMN)72 Billings(COLUMN) 83(COLUMN)58 Birmington(COLUMN) 93(COLUMN)74 Bismarck(COLUMN) 85(COLUMN)56 Boise(COLUMN) 86(COLUMN)60 Boston(COLUMN) 90(COLUMN)71 Brownsville(COLUMN) 94(COLUMN)75 Buffalo(COLUMN) 79(COLUMN)60 Burlington(COLUMN) 81(COLUMN)63 Casper(COLUMN) 85(COLUMN)50 Charls'tn, S.C.(COLUMN) 94(COLUMN)79 Charls'tn, W.Va.(COLUMN) 88(COLUMN)69 Charlotte(COLUMN) 95(COLUMN)70 Chevenne(COLUMN) 78(COLUMN)52 Chicago(COLUMN) 81(COLUMN)72 Cincinnati(COLUMN) 80(COLUMN)68 Cleveland(COLUMN) 80(COLUMN)65 Columbia, S.C.(COLUMN) 94(COLUMN)72 Columbus(COLUMN) 79(COLUMN)66 Dal-Ft. Worth(COLUMN) 99(COLUMN)77 Dayton(COLUMN) 80(COLUMN)66 Denver(COLUMN) 80(COLUMN)56 Des Moines(COLUMN) 83(COLUMN)69 Detroit(COLUMN) 86(COLUMN)65 Duluth(COLUMN) 74(COLUMN)52 El Paso(COLUMN) 99(COLUMN)78 Fairbanks(COLUMN) 79(COLUMN)65 Fargo(COLUMN) 80(COLUMN)61 Flagstaff(COLUMN) 84(COLUMN)52 Great Falls(COLUMN) 88(COLUMN)61 Hartford(COLUMN) 92(COLUMN)72 Helona(COLUMN) 80(COLUMN)49 Honolulu(COLUMN) 89(COLUMN)77 Houston(COLUMN) 93(COLUMN)80 Indianapolis(COLUMN) 85(COLUMN)70 Jackson, Miss.(COLUMN) 95(COLUMN)75 Jacksonville(COLUMN) 93(COLUMN)73 Juneau(COLUMN) 68(COLUMN)54 Kansas City(COLUMN) 92(COLUMN)72 Las Vegas(COLUMN)106(COLUMN)77 Little Rock(COLUMN) 98(COLUMN)77 Los Angeles(COLUMN) 85(COLUMN)64 Louisville(COLUMN) 93(COLUMN)71 Memphis(COLUMN) 96(COLUMN)78 Miami Beach(COLUMN) 96(COLUMN)78 Midland-Odessa(COLUMN)100(COLUMN)73 Milwaukee(COLUMN) 81(COLUMN)64 Mmls.-St. Paul(COLUMN) 83(COLUMN)58 Nashville(COLUMN) 96(COLUMN)75 New Orleans(COLUMN) 91(COLUMN)74 New York(COLUMN) 90(COLUMN)73 Norfolk(COLUMN) 99(COLUMN)77 North Platte(COLUMN) 81(COLUMN)58 Oklahoma City(COLUMN) 97(COLUMN)76 Omaha(COLUMN) 84(COLUMN)64 Orlando(COLUMN) 88(COLUMN)74 Philadelphia(COLUMN) 91(COLUMN)72 Phoenix(COLUMN)106(COLUMN)89 Pittsburgh(COLUMN) 79(COLUMN)65 Portland, Maine(COLUMN) 82(COLUMN)67 Portland, Ore.(COLUMN) 89(COLUMN)63 Providence(COLUMN) 89(COLUMN)77 Raleigh(COLUMN) 93(COLUMN)69 Rapid City(COLUMN) 83(COLUMN)63 Reno(COLUMN) 89(COLUMN)47 Richmond(COLUMN)100(COLUMN)73 St. Louis(COLUMN) 89(COLUMN)69 St. Prbg-Tampa(COLUMN) 90(COLUMN)76 Salt Lake City(COLUMN) 88(COLUMN)58 San Antonio(COLUMN) 79(COLUMN)77 San Diego(COLUMN) 76(COLUMN)68 San Francisco(COLUMN) 62(COLUMN)54 San Juan, P.R.(COLUMN) 86(COLUMN)76 St. Ste Marie(COLUMN) 68(COLUMN)43 Seattle(COLUMN) 85(COLUMN)58 Shreveport(COLUMN) 94(COLUMN)72 Sioux Falls(COLUMN) 82(COLUMN)65 Spokane(COLUMN) 93(COLUMN)65 syracuse(COLUMN) 81(COLUMN)66 Topeka(COLUMN) 97(COLUMN)75 Tucson(COLUMN) 99(COLUMN)73 Tulsa(COLUMN)102(COLUMN)77 Washington(COLUMN) 94(COLUMN)76 Wichita(COLUMN)100(COLUMN)77(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)64 Amsterdam(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)63 Ankara(COLUMN)pt. cldy(COLUMN)3 p.m.(COLUMN)86 Athens(COLUMN)pt. cldy(COLUMN)2 p.m.(COLUMN)90 Auckland(COLUMN)cloudy(COLUMN)midn't(COLUMN)54 Berlin(COLUMN)clear(COLUMN)1 p.m.(COLUMN)72 Birmingham(COLUMN)pt. Cldy(COLUMN)1 p.m.(COLUMN)66 Brussels(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)61 Cairo(COLUMN)clear(COLUMN)2 p.m.(COLUMN)90 Casablanca(COLUMN)clear(COLUMN)nooN(COLUMN)73 Copenhagen(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)64 Dublin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)68 Geneva(COLUMN)rain(COLUMN)1 p.m.(COLUMN)70 Hong Kong(COLUMN)pt. cldy(COLUMN)8 p.m.(COLUMN)86 Lisbon(COLUMN)clear(COLUMN)noon(COLUMN)79 London(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN) -- Madrid(COLUMN)clear(COLUMN)1 p.m.(COLUMN) -- Maita(COLUMN)clear(COLUMN)1 p.m.(COLUMN) -- Manila(COLUMN)rain(COLUMN)8 p.m.(COLUMN)81 Moscow(COLUMN)cloudy(COLUMN)3 p.m.(COLUMN)81 New Delhi(COLUMN)cloudy(COLUMN)5 p.m.(COLUMN)84 Nice(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)77 Olso(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)66 Paris(COLUMN)clear(COLUMN)1 p.m.(COLUMN)70 Peking(COLUMN)cloudy(COLUMN)8 p.m.(COLUMN)77 Rome(COLUMN)clear(COLUMN)1 p.m.(COLUMN)81 Saigon(COLUMN)rain(COLUMN)3 p.m.(COLUMN)75 Sofia(COLUMN)clear(COLUMN)2 p.m.(COLUMN)79 Stockholm(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)72 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)55 Tel Aviv(COLUMN)clear(COLUMN)2 p.m.(COLUMN)88 Tokyo(COLUMN)pt. cldy(COLUMN)9 p.m.(COLUMN)82 Tunis(COLUMN)clear(COLUMN)1 p.m.(COLUMN)86 Vienna(COLUMN)clear(COLUMN)1 p.m.(COLUMN)79 Warsaw(COLUMN)clear(COLUMN)1 p.m.(COLUMN)77(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)pt. cldy(COLUMN)88(COLUMN)77 Bermuda(COLUMN)fair(COLUMN)89(COLUMN)80 Culiacan(COLUMN)pt. cldy(COLUMN)89(COLUMN)76 Havavna(COLUMN)cloudy(COLUMN)89(COLUMN)72 Kingston(COLUMN)pt. cldy(COLUMN)89(COLUMN)78 Montego Bay(COLUMN)pt. cldy(COLUMN)88(COLUMN)76 Mexico City(COLUMN)pt. cldy(COLUMN)77(COLUMN)59 Monterrey(COLUMN)pt. cldy(COLUMN)96(COLUMN)72 Nassau(COLUMN)pt. cldy(COLUMN)87(COLUMN)72 St. Kitts(COLUMN)cloudy(COLUMN)90(COLUMN)78 St. Thomas(COLUMN)pt. cldy(COLUMN)89(COLUMN)77 Veracruz(COLUMN)pt. cldy(COLUMN)87(COLUMN)72(END TABLE)