Washington: Today - Sunny, high in the low 30s, low inthe teens. The chance of snow is 10 per cent. Monday - Partly cloudy, high near 30.

Maryland: Today - Sunny, highs will range from the teens in the mountains to the mid 30s in the southeast, low will be near 10. Monday - Partly cloudy, highs in the upper 20s to mid 30s.

Virginia: Today - Sunny, highs will range from the 20s in the mountains to the 30s in the southeast, low will be in the teens. Monday - Variable cloudiness, high in the 30s.

Lower Potomac and Chesapeake Bay: Today - Fair with visibility of 5 miles or more. Winds will be mostly westerly 10 to 20 knots with occasional dusts up to 25 knots. Waves action is restricted by ice coverage.

West Virginia: Today - Increasing cloudiness and very cold, highs will range from 10 to the mid 20s, and lows from 10 below to 10 above. Monday - Chance of snow, high near 20.

Extended Area Forecast for Tuesday through Thursday - Moderating temperatures through the period. Lows will be from zero to 12 above Tuesday, but will move into the 20s by Thursday. Highs will range from 10 to 20 on Tuesday to the upper 30s and low 40s by Thursday. There will be some cloudiness Thursday. Normal Washington temperatures for the period are a high of 44 and a low 27.

ALMANAC DATA for Sunday, January 30 - Sun rises 7:16 a.m., sets 5:27 p.m.; moon rises 1:40 p.m., sets 3:27 a.m. Tides: High 4:06 a.m. and 4:35 p.m., low 10:59 a.m. and 11:39 p.m. High and low tides at the following points 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); Solomon's Island (6 1/2); Point Lookout (7).

The Council of Governments' Air Quality Index for yesterday showed the high reading in the Washington area during the 10 p.m. period was 16 for the pollution, photochemical exidants. 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 equality will remain good.

The National Weather Service forecasts that the Potomac River stage at Little Falls will remain near 3.2 feet.

Washington data at 7 p.m. (EST) yesterday. Highest temperature since 7 a.m. yesterday, 28 degrees at 3:15 p.m. Lowest temperature since midnight, 8 degrees at 3:45 a.m. Record high temperature for today, 73 degrees in 1947. Record low temperature for today, 6 degrees in 1873. Deficiency of temperature since Jan. 1, 280 degrees. Relative humidity: Maximu, 47 per cent at 7 a.m.; minimum 32 per cent at 4 p.m. 24 hour precipitation, trace. Deficiency of precipitation since Jan. .96 inches. Highest observed wind since 7 a.m., 22 miles per hour from the southwest at 2 p.m. Peak gust since 7 a.m., 32 miles per hour from the southwest at 1:33 p.m. Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 1 a.m.(COLUMN)10(COLUMN)35 2 a.m.(COLUMN)9(COLUMN)37 3 a.m.(COLUMN)9(COLUMN)39 4 a.m.(COLUMN)8(COLUMN)41 5 a.m.(COLUMN)9(COLUMN)41 6 a.m.(COLUMN)8(COLUMN)45 7 a.m.(COLUMN)8(COLUMN)47 9 a.m.(COLUMN)12(COLUMN)43 10 a.m.(COLUMN)15(COLUMN)42 11 a.m.(COLUMN)20(COLUMN)35 12 noon(COLUMN)23(COLUMN)34 1 p.m.(COLUMN)24(COLUMN)35 2 p.m.(COLUMN)26(COLUMN)35 3 p.m.(COLUMN)27(COLUMN)34 4 p.m.(COLUMN)28(COLUMN)32 5 p.m.(COLUMN)27(COLUMN)34 6 p.m.(COLUMN)25(COLUMN)36(END TABLE) Tmeperatures ending 7 a.m. (EST) yesterday:(TABLE) City(COLUMN)H.(COLUMN)L. Albany(COLUMN)32(COLUMN)2 Albuquerqua(COLUMN)53(COLUMN)28 Amrina(COLUMN)39(COLUMN)15 Anchorage(COLUMN)34(COLUMN)32 Asherville(COLUMN)49(COLUMN)3 Atlanta(COLUMN)55(COLUMN)8 Atlantic City(COLUMN)42(COLUMN)10 Austin(COLUMN)65(COLUMN)23 Baltimore(COLUMN)48(COLUMN)7 Billings(COLUMN)11(COLUMN)7 Bismarck(COLUMN)9(COLUMN)15 Boise(COLUMN)24(COLUMN)17 Boston(COLUMN)42(COLUMN)11 Brownsville(COLUMN)81(COLUMN)46 Buffalo(COLUMN)26(COLUMN)7 Burlington, Vt.(COLUMN)18(COLUMN)0 Capser(COLUMN)35(COLUMN)10 Charleston S.C.(COLUMN)51(COLUMN)30 Charleston. W.V.(COLUMN)44(COLUMN)3 Charlotte(COLUMN)47(COLUMN)13 Cheynne(COLUMN)38(COLUMN)8 Chicago(COLUMN)20(COLUMN)4 Cincinnati(COLUMN)31(COLUMN)11 Cleveland(COLUMN)26(COLUMN)10 Columbia S.C.(COLUMN)45(COLUMN)18 Columbia, Ohio(COLUMN)28(COLUMN)9 Dal. Ft. Worth(COLUMN)41(COLUMN)16 Dayton(COLUMN)29(COLUMN)10 Denver(COLUMN)42(COLUMN)11 Des Moines(COLUMN)1(COLUMN)6 Detroit(COLUMN)20(COLUMN)8 Duluth(COLUMN)6(COLUMN)7 El Paso(COLUMN)61(COLUMN)36 Fairbanks(COLUMN)23(COLUMN)9 Fargo(COLUMN)7(COLUMN)10 Flagstaff(COLUMN)48(COLUMN)15 Great Falls(COLUMN)20(COLUMN)15 Hartford(COLUMN)43(COLUMN)5 Helena(COLUMN)37(COLUMN)17 Honolulu(COLUMN)82(COLUMN)65 Houston(COLUMN)72(COLUMN)32 Indianapolis(COLUMN)31(COLUMN)11 Jackson(COLUMN)58(COLUMN)18 Jacksonville(COLUMN)74(COLUMN)34 Juneau(COLUMN)40(COLUMN)36 Kansas City(COLUMN)23(COLUMN)7 Las Vegas(COLUMN)63(COLUMN)41 Little Rock(COLUMN)45(COLUMN)8 Los Angeles(COLUMN)65(COLUMN)52 Louisville(COLUMN)41(COLUMN)4 Memphis(COLUMN)41(COLUMN)11 Miami Beach(COLUMN)79(COLUMN)66 Midland(COLUMN)51(COLUMN)21 Milwaukee(COLUMN)12(COLUMN)5 Mpts.-St. Paul(COLUMN)4(COLUMN)8 Nashville(COLUMN)43(COLUMN)2 New Orleans(COLUMN)69(COLUMN)29 New York(COLUMN)44(COLUMN)2 Norfolk(COLUMN)55(COLUMN)18 North Platte(COLUMN)11(COLUMN)7 Oklahoma City(COLUMN)39(COLUMN)8 Omaha(COLUMN)7(COLUMN)3 Orlando(COLUMN)78(COLUMN)63 Philadelphia(COLUMN)44(COLUMN)1 Phoenix(COLUMN)70(COLUMN)52 Pittsburgh(COLUMN)34(COLUMN)11 Portland, Me.(COLUMN)41(COLUMN)12 Portland, Ore.(COLUMN)46(COLUMN)24 Providence(COLUMN)41(COLUMN)9 Ralegih(COLUMN)51(COLUMN)7 Rapid City(COLUMN)4(COLUMN)9 Reno(COLUMN)52(COLUMN)20 Richmond(COLUMN)55(COLUMN)11 St. Louis(COLUMN)37(COLUMN)7 St. Prbg.-T'mpa(COLUMN)72(COLUMN)54 Salt Lake City(COLUMN)27(COLUMN)16 San Annphio(COLUMN)74(COLUMN)27 San Diego(COLUMN)67(COLUMN)59 San Francisco(COLUMN)57(COLUMN)44 St. Ste. Marie(COLUMN)7(COLUMN)2 Seattle(COLUMN)42(COLUMN)35 Shreveport(COLUMN)57(COLUMN)21 Sioux Falls(COLUMN)4(COLUMN)11 (SECTION) pokame 25(COLUMN)24 Syracuse(COLUMN)33(COLUMN)2 Tucson(COLUMN)64(COLUMN)50 Tulsa(COLUMN)41(COLUMN)12 Washington(COLUMN)49(COLUMN)8 Wichita(COLUMN)43$8(END TABLE) Temperatures Abroad Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberbeen(COLUMN)clear(COLUMN)1 p.m.(COLUMN)36 Amstendam(COLUMN)clear(COLUMN)1 p.m.(COLUMN)39 Ankara(COLUMN)pt. cldy.(COLUMN)3 p.m.(COLUMN)39 Athens(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)59 Auckland(COLUMN)pt. cldy.(COLUMN)midnight(COLUMN)64 Berlin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)39 Birmingham(COLUMN)clear(COLUMN)1 p.m.(COLUMN)36 Brussels(COLUMN)snow(COLUMN)1 p.m.(COLUMN)34 Cairo(COLUMN)clear(COLUMN)2 p.m.(COLUMN)72 Casablanca(COLUMN)cloudy(COLUMN)noon(COLUMN)57 Copenhagen(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)39 Dublin(COLUMN)clear(COLUMN)1 p.m.(COLUMN)36 Geneva(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)43 Hong Kong(COLUMN)cloudy(COLUMN)8 p.m.(COLUMN)57 isbon(COLUMN)rain(COLUMN)noon(COLUMN)48 London(COLUMN)clear(COLUMN)1 p.m.(COLUMN)39 Madrid(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)45 Malta(COLUMN)clear(COLUMN)1 p.m.(COLUMN)64 Manila(COLUMN)pt. cldy.(COLUMN)8 p.m.(COLUMN)79 Moscow(COLUMN)snow(COLUMN)3 p.m.(COLUMN)21 New Delhi(COLUMN)clear(COLUMN)5 p.m.(COLUMN)61 Nice(COLUMN)clear(COLUMN)1 p.m.(COLUMN)54 Oslo(COLUMN)clear(COLUMN)1 p.m.(COLUMN)10 Paris(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)39 Peking(COLUMN)clear(COLUMN)8 p.m.(COLUMN)14 Rome(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)57 Saigon(COLUMN)clear(COLUMN)8 p.m.(COLUMN)81 Sofia(COLUMN)clear(COLUMN)2 p.m.(COLUMN)43 Stockholm(COLUMN)snow(COLUMN)1 p.m.(COLUMN)30 Sydney(COLUMN)clear(COLUMN)10 p.m.(COLUMN)79 Tel Aviv(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)64 Tokyo(COLUMN)clear(COLUMN)9 p.m.(COLUMN)36 Tunis(COLUMN)pt. cldy.(COLUMN)1 p.m.(COLUMN)64 Vienna(COLUMN)rain(COLUMN)1 p.m.(COLUMN)37 Warsaw(COLUMN)pt. cldy.(COLUMN)10 p.m.(COLUMN)39(END TABLE) Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapuica(COLUMN)clear(COLUMN)86(COLUMN)77 Barbacos(COLUMN)pt. cldy.(COLUMN)84(COLUMN)77 Bermuda(COLUMN)pt. cldy.(COLUMN)70(COLUMN)67 Bogota(COLUMN)pt. cldy.(COLUMN)68(COLUMN)41 Calgary(COLUMN)snow(COLUMN)23(COLUMN)14 Edmonton(COLUMN)snow(COLUMN)05(COLUMN)02 Havana(COLUMN)rain(COLUMN)85(COLUMN)70 Montego Bay(COLUMN)clear(COLUMN)85(COLUMN)72 Mexico City(COLUMN)clear(COLUMN)77(COLUMN)46 Montgomery(COLUMN)cloudy(COLUMN)84(COLUMN)48 Montreal(COLUMN)clear(COLUMN)19(COLUMN)05 Nassau(COLUMN)cloudy(COLUMN)82(COLUMN)66 Ottawa(COLUMN)pt. cldy.(COLUMN)12(COLUMN)01 Regina(COLUMN)clear(COLUMN)15(COLUMN)26 St. Kitts(COLUMN)pt. cldy.(COLUMN)84(COLUMN)74 St. Thomas(COLUMN)pt. cldy.(COLUMN)85(COLUMN)75 Toronto(COLUMN)cloudy(COLUMN)19(COLUMN)08 Vancouver(COLUMN)cloudy(COLUMN)39(COLUMN)30 Veracruz(COLUMN)cloudy(COLUMN)93(COLUMN)70 Winnipeg(COLUMN)snow(COLUMN)00(COLUMN)04(END TABLE)