Washington: Today -- Sunny and cold with diminishing winds, high near 30, low near 20. The chance of precipitation is 10 percent today, near zero tonight. Tuesday -- Increasing cloudiness, high near 40.

Maryland and Virginia: Today -- Mostly clear and cold, highs from near 20 in the west to the 30s in the east, lows in the teens and 20s. Tuesday -- Increasing cloudiness highs mostly in the 30s to the low 40s.

Extended Area Forecast for Wednesday through Friday -- Chance of precipitation Wednesday, clearing Thursday, fair Friday. Highs will average in the 30s and low 40s at the beginning of the period, in the 20s by the end, lows will be in the teens and 20s. Normal Washington temperatures are a high of 44 and a low of 28.

Lower Potomac and Chesapeake Bay -- Fair with visibility of 5 miles or more. Winds will be from the northwest at 15 to 25 knots diminishing to 10 knots or less by evening. Waves will subside to 1 to 3 feet.

West Virginia: Today -- Mostly cloudy with a chance of snow flurries in the north, partly cloudy elsewhere, high in the teens, low from 5 to 15 above. Tuesday -- Partly cloudv with a chance of snow flurries in the north, highs from the upper 20s to the mid 30s.

The Nation Yesterday: The winter storm that covered the Midwest with snow was mostly restricted to the lower Great Lakes region and New England. Rain continued along most of the Atlantic Coast while snow and wind persisted over the eastern Great Lakes region and New England. Winds were gusting to 40 mph over Lake Ontario and northwestern New York with snowshowers adding to the problem. Showshowers also moved through the hills of eastern Tennessee and western Virginia. A cold front moved inland from the Pacific during the day spreading rain along the entire West Coast. The rain turned to snow in the higher elevations, of the Sierras and the Cascades of Washington. Across the Plains light winds, clear skies and snow cover provided ideal conditions for subzero temperatures. The Gulf Coast states were cold with clear skies.

The National Weather Forecast for today -- Rain will continue along the Pacific Coast with snow spreading across the Rockies and into the western Plains. Sunshine will blanket the southern Plains and most of the nation east of the Mississippi River. Cold weather will prevail, it will not warm above zero over the northern Plains with freezing temperatures continuing as far south as Tennessee and Oklahoma. The West Coast will be in the 50s and southern Florida will only rise into the middle 60s.

Almanac Data for today: The sun rises 7:25 a.m. sets 5:10 p.m.; the moon rises 6:42 p.m., sets 7:59 a.m. Tides: high 9:19 a.m. and 9:20 p.m., low 4:02 a.m. and 4:00 p.m. High and low tides at the following locattons may be obtained by subtracting the hours inlicated from the hours above: Anhapolis (3 1/4), Bloody Point Lighthouse (4 1/2), Deale, Md. (4 1/2), Colonial Beach (5 1/2), Norfolk (1), Virginia Beach (3/4), Solomons 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 a.m. period was 12 for the pollutant, photochemical oxidants. Index values between 0 and 24 indicate good air quality. When the index exceeds 100 the air is considered very unhealthy and individuals with lung, heart and eye ailments are urged to restrict their activity. The forecast for today indicates that the air quality will remain about the same.

The National Weather Service forecasts the Potomac River stage at Little Falls should remain near 4.3 feet today.

Washington data for yesterday: Highest temperature since midnight yesterday, 43 degrees at 1:40 p.m. Lowest temperature since midnight, 33 degrees at 9 p.m. Deficiency temperature since Jan. 1, 18 degrees. Record high temperature for today, 77 degrees in 1932. Record low temperature for today, 4 degrees in 1886. Relative humidity: maximum, 100 percent at 1 a.m.; minimum, 43 percent at 4 p.m. 24 hour precipitation,.02 inches. Excess of precipitation since Jan. 1, 2.38 inches. Highest observed wind since 7 a.m., 29 miles per hour from the northwest at 3:53 p.m. Peak gust since 7 a.m., 49 miles per hour from the northwest at 4:14 p.m. (TABLE) Local Temp., Humidity Timet(COLUMN)T.(COLUMN)H. 12 m'nite(COLUMN)35(COLUMN)100 1 a.m.(COLUMN)35(COLUMN)100 2 a.m.(COLUMN)37(COLUMN)96 3 a.m.(COLUMN)37(COLUMN)93 4 a.m.(COLUMN)37(COLUMN)86 5 a.m.(COLUMN)37(COLUMN)89 6 a.m.(COLUMN)36(COLUMN)93 7 a.m.(COLUMN)36(COLUMN)100 8 a.m.(COLUMN)38(COLUMN)96 9 a.m.(COLUMN)38(COLUMN)96 10 a.m.(COLUMN)38(COLUMN)100 11 a.m.(COLUMN)38(COLUMN)100 12 noon(COLUMN)38(COLUMN)100 1 p.m.(COLUMN)42(COLUMN)88 2 p.m.(COLUMN)43(COLUMN)83 3 p.m.(COLUMN)43(COLUMN)58 4 p.m.(COLUMN)40(COLUMN)43 5 p.m.(COLUMN)40(COLUMN)43 6 p.m.(COLUMN)38(COLUMN)48 7 p.m.(COLUMN)36(COLUMN)48 8 p.m.(COLUMN)34(COLUMN)50 9 p.m.(COLUMN)33(COLUMN)45 10 p.m.(COLUMN)33(COLUMN)45 11 p.m.(COLUMN)32(COLUMN)45(END TABLE)

Temperatures Abroad Yesterday (TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)rain(COLUMN)1 a.m.(COLUMN)36 Amsterdam(COLUMN)clear(COLUMN)1 a.m.(COLUMN)23 Ankara(COLUMN)rain(COLUMN)3 a.m.(COLUMN)41 Athens(COLUMN)clear(COLUMN)1 a.m.(COLUMN)37 Auckland(COLUMN)cloudy(COLUMN)noon(COLUMN)66 Berlin(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)28 Brimingham(COLUMN)drzle(COLUMN)1 a.m.(COLUMN)36 Bonn(COLUMN)clear(COLUMN)1 a.m.(COLUMN)14 Brussels(COLUMN)clear(COLUMN)1 a.m.(COLUMN)23 Casablanca(COLUMN)cloudy(COLUMN)midnight(COLUMN)59 Copenhagen(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)28 Dublin(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)48 Geneva(COLUMN)clear(COLUMN)1 a.m.(COLUMN)28 Hong Kong(COLUMN)rain(COLUMN)8 a.m.(COLUMN)50 Jerusalem(COLUMN)clear(COLUMN)2 a.m.(COLUMN)46 Lisbon(COLUMN)pa. cldy.(COLUMN)midnight(COLUMN)50 London(COLUMN)drizzle(COLUMN)1 a.m.(COLUMN)37 Madrid(COLUMN)clear(COLUMN)1 a.m.(COLUMN)36 Malta(COLUMN)clear(COLUMN)1 a.m.(COLUMN)43 Manila(COLUMN)drizzle(COLUMN)8 a.m.(COLUMN)72 Moscow(COLUMN)snow(COLUMN)3 a.m.(COLUMN)18 New Delhi(COLUMN)pt. cldy.(COLUMN)5 a.m.(COLUMN)55 Nice(COLUMN)clear(COLUMN)1 a.m.(COLUMN)37 Oslo(COLUMN)clear(COLUMN)1 a.m.(COLUMN)9 Paris(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)27 Peking(COLUMN)smoke(COLUMN)8 a.m.(COLUMN)12 Rome(COLUMN)clear(COLUMN)1 a.m.(COLUMN)30 Saigon(COLUMN)clear(COLUMN)8 a.m.(COLUMN)72 Sofia(COLUMN)cloudy(COLUMN)2 a.m.(COLUMN)27 Stockholm(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)28 Sydney(COLUMN)clear(COLUMN)10 a.m.(COLUMN)73 Tokyo(COLUMN)pt. cldy.(COLUMN)9 a.m.(COLUMN)39 Tunis(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)46 Vienna(COLUMN)cloudy(COLUMN)1 a.m.(COLUMN)32 Warsaw(COLUMN)snow(COLUMN)1 a.m.(COLUMN)27(END TABLE)

Temperatures ending 7 p.m. (EST) yesterday: (TABLE) City(COLUMN)L.(COLUMN)H. Albany(COLUMN)29(COLUMN)37 Albuquerque(COLUMN)06(COLUMN)41 Amarillo(COLUMN)02(COLUMN)37 Anchorage(COLUMN)27(COLUMN)31 Asheville(COLUMN)25(COLUMN)41 Atlanta(COLUMN)24(COLUMN)36 Atlantic City(COLUMN)38(COLUMN)43 Austin(COLUMN)20(COLUMN)37 Baltimore(COLUMN)36(COLUMN)43 Billings(COLUMN)-17(COLUMN)01 Birmingham(COLUMN)22(COLUMN)30 Bismarck(COLUMN)-17(COLUMN)-04 Boise(COLUMN)23(COLUMN)34 Boston(COLUMN)34(COLUMN)43 Brownsville(COLUMN)34(COLUMN)47 Buffalo(COLUMN)24(COLUMN)39 Burlington, Vt.(COLUMN)27(COLUMN)36 Casper(COLUMN)-23(COLUMN)25 Charleston, S.C.(COLUMN)38(COLUMN)57 Charleston, W.V.(COLUMN)26(COLUMN)39 Charlotte(COLUMN)32(COLUMN)49 Cheyenne(COLUMN)06(COLUMN)23 Chicago(COLUMN)-07(COLUMN)06 Cincinnati(COLUMN)11(COLUMN)26 Cleveland(COLUMN)20(COLUMN)33 Columbia, S.C.(COLUMN)40(COLUMN)56 Columbus(COLUMN)14(COLUMN)32 Dayton(COLUMN)06(COLUMN)27 Denver(COLUMN)-05(COLUMN)18 Des Moines(COLUMN)-13(COLUMN)-05 Detroit(COLUMN)11(COLUMN)21 Dulth(COLUMN)-22(COLUMN)-07 El Paso(COLUMN)23(COLUMN)52 Evansville(COLUMN)04(COLUMN)17 Fairbanks(COLUMN)-15(COLUMN)-07 Fargo(COLUMN)-22(COLUMN)-06 Flagstaff(COLUMN)12(COLUMN)37 Great Falls(COLUMN)-20(COLUMN)-08 Hartford(COLUMN)32(COLUMN)38 Helena(COLUMN)-21(COLUMN)-03 Honolulu(COLUMN)63(COLUMN)74 Houston(COLUMN)22(COLUMN)42 Idianapolis(COLUMN)-01(COLUMN)20 Jackson(COLUMN)19(COLUMN)30 Jacksonville(COLUMN)40(COLUMN)67 Juneau(COLUMN)-10(COLUMN)09 Kansas City(COLUMN)-09(COLUMN)00 Las Vegas(COLUMN)39(COLUMN)48 Little Rock(COLUMN)10(COLUMN)24 Los Angeles(COLUMN)48(COLUMN)59 Louisville(COLUMN)11(COLUMN)25 Memphis(COLUMN)16(COLUMN)23 Miami Beach(COLUMN)70(COLUMN)82 Midland(COLUMN)14(COLUMN)40 Milwaukee(COLUMN)-02(COLUMN)06 Mpls.-St. Paul(COLUMN)-21(COLUMN)-07 Nashville(COLUMN)20(COLUMN)25 New Orleans(COLUMN)27(COLUMN)41 New York(COLUMN)37(COLUMN)39 Norfolk(COLUMN)38(COLUMN)54 North Platte(COLUMN)-15(COLUMN)04 Oklahoma City(COLUMN)01(COLUMN)17 Omaha(COLUMN)-14(COLUMN)00 Orlando(COLUMN)58(COLUMN)81 Philadelphia(COLUMN)34(COLUMN)43 Phoenix(COLUMN)41(COLUMN)63 Pittsburgh(COLUMN)22(COLUMN)40 Portland, Me.(COLUMN)23(COLUMN)33 Portland, Ore.(COLUMN)33(COLUMN)38 Providence(COLUMN)36(COLUMN)43 Raleigh(COLUMN)37(COLUMN)58 Rapid City(COLUMN)-23(COLUMN)-05 Reno(COLUMN)30(COLUMN)42 Richmond(COLUMN)32(COLUMN)49 St. Louis(COLUMN)-03(COLUMN)02 St. Prbg.-Tampa(COLUMN)66(COLUMN)75 Salt Lake City(COLUMN)26(COLUMN)36 San Antonio(COLUMN)23(COLUMN)45 San Diego(COLUMN)54(COLUMN)65 San Francisco(COLUMN)48(COLUMN)58 San Juan(COLUMN)74(COLUMN)84 St. Ste. Marie(COLUMN)05(COLUMN)10 Seattle(COLUMN)38(COLUMN)44 Shreveport(COLUMN)15(COLUMN)32 Sioux Falls(COLUMN)-21(COLUMN)-07 Spokane(COLUMN)16(COLUMN)22 Syracuse(COLUMN)24(COLUMN)44 Topeka(COLUMN)-09(COLUMN)02 Tucson(COLUMN)37(COLUMN)64 Tulsa(COLUMN)-01(COLUMN)13 Washington(COLUMN)35(COLUMN)43 Wichita(COLUMN)-03(COLUMN)07(END TABLE)

Temperatures (Western Hemisphere) (TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)pt. cldy.(COLUMN)86(COLUMN)68 Bermuda(COLUMN)pt. cldy.(COLUMN)70(COLUMN)65 Havana(COLUMN)fair(COLUMN)84(COLUMN)70 Kingston(COLUMN)fair(COLUMN)86(COLUMN)73 Mexico City(COLUMN)fair(COLUMN)77(COLUMN)39 Monterrey(COLUMN)clear(COLUMN)88(COLUMN)37 Nassau(COLUMN)pt. cldy.(COLUMN)82(COLUMN)70 St. Kitts(COLUMN)pt. cldy(COLUMN)82(COLUMN)72 Vera Cruz(COLUMN)pt. cldy(COLUMN)86(COLUMN)61(END TABLE)