Washington: Today - Sunny, high in the mid to upper 50s, low in 30s. Chance of precipitation near zero through tonight.

Maryland: Today - Sunny, high in mid to upper 50s, low in 30s. Sunday - Sunny, high in low to mid 60s.

Virginia: Today - Sunny, high in mid 50s to mid 60s, low in mid 30s to low 40s. Sunday - Sunny, high in mid 60s to near 70.

Lower Potomac and Chesapeake Bay: Today - Fair skies with visibility greater than 50 miles hrough tonight. Winds should be northwesterly at 12 to 22 knots today becoming variable at less than 10 knots tonight.

Extended Area Outlook: For Monday through Wednesday - Monday night followed by fair skies Tuesday and Wednesday Highs should average in mid 60s to mid 70s, lows from mid 40s to mid 50s. Washington's normal temperature range for this time of year is from 60 to 39.

West Virginia: Today - Sunny, highs in low 50s to mid 60s, lows in mid 20s to low 40s. Sunday - Sunny, highs in 60s.

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 22 for the pollutant, photochemical oxidants.Index values between 0 and 24 indicate good air quality. When the index exceeds 100 the air becomes hazardous and persons with lung, heart and eye problems should restrict their activity. The forecast for today indicates the air quality will remain about the same.

The National Weather Service forecasts that the Potomac River stage at Little Falls will fall to near 5.4 feet this morning.

Washinton data at 7 a.m. (EST) yesterday: Highest temperature since 7 a.m. yesterday, 51 degrees at 2:45 p.m. Lowest temperature since midnight, 29 degrees at 6:15 a.m. Excess of temperature since March 1, 182 degrees. De'lgiency of temperature since Jan. 1, 75 degrees. Record high temperature for today, 87 degrees in 1921. Record low temperature for today, 23 degrees in 1955. Relative hunidity: Maximum, 49 per cent at 6 a.m.; Minimum, 23 per cent at 3 p.m. 24 hour precipitation, none. Deliciency of precipitation since March 1, 61 inches. Deficiency of precipitation since Jan. 1, 3.52 inches. Highest observed wind since 7 a.m. 23 miles per hour from the N.W. at 2:53 p.m. Peak gust since 7 a.m., 32 miles per hour from the N.W. at 12:23 p.m. Local Temp. Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. night(COLUMN)35(COLUMN)32 1 a.m.(COLUMN)33(COLUMN)36 2 a.m.(COLUMN)33(COLUMN)38 3 a.m.(COLUMN)32(COLUMN)41 4 a.m.(COLUMN)31(COLUMN)45 5 a.m.(COLUMN)31(COLUMN)45 6 a.m.(COLUMN)30(COLUMN)49 7 a.m.(COLUMN)30(COLUMN)49 8 a.m.(COLUMN)32(COLUMN)47 9 a.m.(COLUMN)36(COLUMN)42 10 a.m.(COLUMN)40(COLUMN)36 11 a.m.(COLUMN)43(COLUMN)32 2 noon(COLUMN)45(COLUMN)30 1 p.m.(COLUMN)48(COLUMN)28 2 p.m.(COLUMN)49(COLUMN)27 3 p.m.(COLUMN)51(COLUMN)23 4 p.m.(COLUMN)51(COLUMN)23 5 p.m.(COLUMN)51(COLUMN)23 6 p.m.(COLUMN)50(COLUMN)23(END TABLE) Temperatures ending 7 a.m. (EST) yesterday:(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)23(COLUMN)18 Amarillo(COLUMN)77(COLUMN)38 Albuquerque(COLUMN)67(COLUMN)41 Anchorage(COLUMN)22(COLUMN)18 Asheville(COLUMN)61(COLUMN)32 Atlanta(COLUMN)68(COLUMN)47 Atlantic City(COLUMN)42(COLUMN)26 Austin(COLUMN)59(COLUMN)55 Baltimore(COLUMN)57(COLUMN)27 Billings(COLUMN)56(COLUMN)36 Birmingham(COLUMN)70(COLUMN)50 Bismarck(COLUMN)68(COLUMN)33 Boise(COLUMN)48(COLUMN)23 Boston(COLUMN)48(COLUMN)23 Bronsville(COLUMN)79(COLUMN)63 Buffalo(COLUMN)27(COLUMN)18 Burlington, Vt.(COLUMN)31(COLUMN)18 Casper(COLUMN)57(COLUMN)35 Charleston, S.C.(COLUMN)70(COLUMN)52 Charleston, WVa.(COLUMN)48(COLUMN)26 Charlotte, N.C.(COLUMN)66(COLUMN)37 Cheyenne(COLUMN)62(COLUMN)31 Chicago(COLUMN)40(COLUMN)31 Cincinnati(COLUMN)48(COLUMN)27 Cleveland(COLUMN)31(COLUMN)21 Columbia, S.C.(COLUMN)72(COLUMN)42 Columbia, S.C.(COLUMN)72(COLUMN)42 Columbus, Ohio(COLUMN)42(COLUMN)23 Dal.-Ft. Worth(COLUMN)55(COLUMN)53 Dayton(COLUMN)43(COLUMN)25 Denver(COLUMN)69(COLUMN)38 Des Moines(COLUMN)66(COLUMN)40 Detroit(COLUMN)36(COLUMN)23 Duluth(COLUMN)30(COLUMN)24 El. Paso(COLUMN)72(COLUMN)49 Fairbanks(COLUMN)16(COLUMN) 6 Fargo(COLUMN)60(COLUMN)36 Flagstaff(COLUMN)54(COLUMN)34 Great Falls(COLUMN)49(COLUMN)18 Hartford(COLUMN)37(COLUMN)23 Helena(COLUMN)49(COLUMN)24 Honolulu(COLUMN)83(COLUMN)71 Houston(COLUMN)62(COLUMN)57 Indianapolis(COLUMN)49(COLUMN)28 Jackson, Miss.(COLUMN)67(COLUMN)41 Jacksonville(COLUMN)72(COLUMN)54 Juneau(COLUMN)37(COLUMN)31 Kansas City(COLUMN)70(COLUMN)44 Las Vegas(COLUMN)65(COLUMN)42 Little Rock(COLUMN)62(COLUMN)48 Los Angeles(COLUMN)58(COLUMN)45 Louisville(COLUMN)54(COLUMN)33 Memphis(COLUMN)71(COLUMN)50 Miami Beach(COLUMN)73(COLUMN)71 Midland(COLUMN)78(COLUMN)47 Mitwaukee(COLUMN)31(COLUMN)27 Mpls.-St. Paul(COLUMN)57(COLUMN)34 Nastville(COLUMN)61(COLUMN)37 New Orleans(COLUMN)65(COLUMN)56 New York(COLUMN)37(COLUMN)24 Norfolk(COLUMN)61(COLUMN)34 North Platte(COLUMN)70(COLUMN)46 Oklahoma City(COLUMN)68(COLUMN)51 Omaha(COLUMN)74(COLUMN)47 Orlando(COLUMN)75(COLUMN)59 Philadelphia(COLUMN)45(COLUMN)26 Phoenix(COLUMN)81(COLUMN)55 Pittsburgh(COLUMN)35(COLUMN)17 Portland, Me.(COLUMN)36(COLUMN)27 Portland, Ore.(COLUMN)55(COLUMN)37 Providence(COLUMN)42(COLUMN)28 Raleigh(COLUMN)61(COLUMN)31 Rapid City(COLUMN)72(COLUMN)35 Reno(COLUMN)49(COLUMN)31 Richmond(COLUMN)63(COLUMN)28 St. Louis(COLUMN)59(COLUMN)35 St. Prbg-Tempa(COLUMN)78(COLUMN)60 Salt Lake City(COLUMN)52(COLUMN)34 San Antonio(COLUMN)64(COLUMN)57 San Diego(COLUMN)63(COLUMN)52 San Francisco(COLUMN)51(COLUMN)45 San Juan, P.R.(COLUMN)86(COLUMN)71 St. Ste. Marie(COLUMN)18(COLUMN)09 Seattle(COLUMN)53(COLUMN)41 Shreveport(COLUMN)62(COLUMN)50 Sioux Falls(COLUMN)70(COLUMN)41 Spokane(COLUMN)49(COLUMN)30 Syracuse(COLUMN)36(COLUMN)17 Tucson(COLUMN)79(COLUMN)49 Tulsa(COLUMN)68(COLUMN)50 Washington(COLUMN)49(COLUMN)29 Wichita(COLUMN)70(COLUMN)49(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)45 Amsterdam(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)46 Ankara(COLUMN)clear(COLUMN)3 p.m.(COLUMN)57 Athens(COLUMN)pt. cldy(COLUMN)2 p.m.(COLUMN)Auckland pt. cldy(COLUMN)midnight(COLUMN)63 Berlin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)48 Birmingham(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)48 Brussels(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)46 Cairo(COLUMN)clear(COLUMN)2 p.m.(COLUMN)81 Casablance(COLUMN)pt. cldy(COLUMN)noon(COLUMN)66 Copenhagen(COLUMN)rain(COLUMN)1 p.m.(COLUMN)45 Dublin(COLUMN)rain(COLUMN)1 p.m.(COLUMN)45 Geneva(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)54 Hong Kong(COLUMN)clear(COLUMN)8 p.m.(COLUMN)63 Lisbon(COLUMN)cloudy(COLUMN)noon(COLUMN)61 LondoN(COLUMN)pt. cldy(COLUMN)1 p.m.(COLUMN)50 Madrid(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)57 Malta(COLUMN)clear(COLUMN)1 pm.(COLUMN)64 Manila(COLUMN)clear(COLUMN)8 p.m.(COLUMN)79 Moscow(COLUMN)clear(COLUMN)3 p.m.(COLUMN)46 New Dehil(COLUMN)clear(COLUMN)5 p.m.(COLUMN)97 Nice(COLUMN)clear(COLUMN)1 p.m.(COLUMN)61 Oslo(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)41 Paris(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)54 Peking(COLUMN)cloydy(COLUMN)8 p.m.(COLUMN)46 Rome(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)57 SalcoN(COLUMN)clear(COLUMN)8 p.m.(COLUMN)84 Sofia(COLUMN)clear(COLUMN)2 p.m.(COLUMN)61 Stockholm(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)50 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)79 Tel Aviv(COLUMN)pt. cldy(COLUMN)2 p.m.(COLUMN)79 Tokyo(COLUMN)clear(COLUMN)9 p.m.(COLUMN)52 Tunis(COLUMN)clear(COLUMN)1 p.m.(COLUMN)64 Vienna(COLUMN)clear(COLUMN)1 p.m.(COLUMN)66 Warsaw(COLUMN)clear(COLUMN)1 p.m.(COLUMN)59(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)H.(COLUMN)L. Calgery(COLUMN)clear(COLUMN)37(COLUMN)14 Edmonton(COLUMN)pt. cldy(COLUMN)25(COLUMN) 7 Montreal(COLUMN)snow(COLUMN)36(COLUMN)16 Ottawa(COLUMN)cloudy(COLUMN)32(COLUMN)12 Regina(COLUMN)clear(COLUMN)41(COLUMN)14 Toronto(COLUMN)clear(COLUMN)27(COLUMN)18 Vancouver(COLUMN)cloudy(COLUMN)52(COLUMN)39 Winnipeg(COLUMN)clear(COLUMN)41(COLUMN)27(END TABLE)