Washington: Today - Clearing, windy and cold, high in the mid 40s, low near 30. The chance of rain is 10 percent. Winds will be out of the west at 15 to 25 mph. Tuesday-Fair, high near 50.

Maryland and Virginia: Today-Clearing, windy and cold, highs from the 30s to near 50 along the coast, lows in the 20s to near 30, with readings in the teens expected in the mountains. Tuesday-Fair, highs in the 30s and the 40s.

West Virginia: Today-Gradual clearing with snow flurries likely, highs in the 30s, lows from the teens to the low 20s. Tuesday-Partly cloudy, highs from the mid 30s to near 40.

Extended Area Forecast for Wednesday through Friday-Chance of precipitation on Wednesday, otherwise fair. Highs will average in the 30s and 40s, lows in the teens and 20s. Normal Washington temperatures are a high of 43 and a low of 28.

Lower Potomac and Chesapeake Bay-Clearing, windy and colder. Visibility will be 5 miles or more. Winds will be from the west at 15 to 25 knots, gustling at times. Waves will average 2 to 4 feet.

The Nation Yesterday: A strong storm system ignited heavy thunderstorms over central Florida. Four tornados slammed into this area, while the thunderstorms toppled trees and power lines with winds gusting to 60 mph. Ain covered most of the Atlantic Coast states well into Pennsylvania and New York. Snow continued along the northern edge of the country, mostly through the Great Lakes region.Skies cleared over the lower Mississippi Valley. Skies were mostly clear from the West Coast to Missouri and Alabama.Partly cloudy skies covered the Pacific Northwest. The southern half of the nation was also mild, with temperature readins mostly in the 50s. The northern Plains were still extemely cold. Minnesota barely warmed above zero.

The National Weather Forecast for today-Heavy snow push through New England. Snow showers will be scattered from Montana to the Great Lakes. The remainder of the nation will be mostly sunny. Temperatures will be mild across the southern half of the country. Freezing temperatures will continue over lowa and Nebraska with temperatures in the northern Plains in the teens. New England will also be below freezing. The Pacific Northwest will be partly cloudy with temperatures readings in the 40s.

Almanac Data for today: The sun rises 7:25 a.m., sets 4:52p.m., moon rises 2:35 a.m., sets 1:49 p.m. Tides: high 3:28 a.m. and 4:03 p.m. low 10:27 a.m. and 11:13 p.m. High and low tides at the following locations may be obtained by subtracting the hours indicated from the hours above: Annapolis (3 1/4), Bloody Point Lighthouse (4 1/2), Deale, Md. (4 1/2), Colonial Beach (51 1/4), Norfolk (1), Virginia Beach (3/4), Solomons Island (6 1/4), Point Lookout (7)9

The Council of Government's Air Quality Index for yesterday showed the high reading in the Washington area during the 9 a.m. period was 16 for the pollutant, carbon monoxide. Index values between 0 and 24 indicate good air quality. When the index exceeds 100 the air is considered very unhealthy and individuals with lunp, heart and eye ailments are urged to restrict their activity. The forecast for today indicates that the air quality will remain good.

The National Weather Service forecasts the Potomac River stage at Little Falls should rise to near 4.5 feet today.

Washington data for yesterday: Highest temperature since midnight yesterday, 47 degrees at 9 p.m. Lowest temperature since midnight, 34 degrees at 4:27 a.m. Excess of temperature since Dec. 1, 173 degrees. Excess of temperature since Jan. 1, 389 degrees. Record high temperature for today, 72 degrees in 1964. Record low temperature for today, 5 degrees in 1872. Relative humidity: maxmimum, 95 percent at 7 p.m., minimum, 53 percent at 1 p.m. 24 hour precipitation, .65 inches. Excess of precipitation since Dec. 1, .84 inches. Excess of precipitation since Jan. 1, .67 inches. Highest observed winds since 7 a.m., 15 miles per hour from the north-east at 3:23 p.m. Peak gust since 7 a.m., 21 miles per hour from the northeast at 4:01 p.m.

Local Temp., Humidity(TABLE) Time(COLUMN)T.(COLUMN)H. 12 midnite(COLUMN)28(COLUMN)59 1 a.m.(COLUMN)36(COLUMN)64 2 a.m.(COLUMN)35(COLUMN)67 3 a.m.(COLUMN)35(COLUMN)70 4 a.m.(COLUMN)36(COLUMN)67 5 a.m.(COLUMN)35(COLUMN)70 $7 a.m. 35(COLUMN)70 9 a.m.(COLUMN)36(COLUMN)67 10 a.m.(COLUMN)38(COLUMN)62 11 a.m.(COLUMN)40(COLUMN)57 12 noon(COLUMN)41(COLUMN)55 1 p.m.(COLUMN)42(COLUMN)53 2 p.m.(COLUMN)42(COLUMN)53 3 p.m.(COLUMN)42(COLUMN)53 4 p.m.(COLUMN)42(COLUMN)53 5 p.m.(COLUMN)43(COLUMN)51 6 p.m.(COLUMN)43(COLUMN)94 6 p.m.(COLUMN)43(COLUMN)94 7 p.m.(COLUMN)44(COLUMN)45 8 p.m.(COLUMN)46(COLUMN)95 9 p.m.(COLUMN)47(COLUMN)92 10 p.m.(COLUMN)48(COLUMN)94 11 p.m.(COLUMN)48(COLUMN)93(END TABLE)

Temperature ending 7 a.m. (EST) yesterday:(TABLE) City(COLUMN)L.(COLUMN)H. Albany(COLUMN)18(COLUMN)35 Albuquerque(COLUMN)23(COLUMN)51 Amarillo(COLUMN)14(COLUMN)54 Anchorage(COLUMN)19(COLUMN)02 Asheville(COLUMN)32(COLUMN)40 Atlanta(COLUMN)40(COLUMN)43 Atlantic City(COLUMN)31(COLUMN)44 Austin(COLUMN)42(COLUMN)59 Baltimore(COLUMN)30(COLUMN)42 Billings(COLUMN)29(COLUMN)42 Birmingham(COLUMN)42 $(COLUMN)50 Bismarch(COLUMN).04(COLUMN)20 Boise(COLUMN)32(COLUMN)48 Boston(COLUMN)31(COLUMN)41 Brownsville(COLUMN)57(COLUMN)70 Buffalo(COLUMN)25(COLUMN)38(COLUMN)urlington, Vt.(COLUMN)17(COLUMN)32 Casper(COLUMN)21(COLUMN)38 Charleston, S.C.(COLUMN)53(COLUMN)66 Charleston W. V.(COLUMN)28(COLUMN)46 Charlotte(COLUMN)38(COLUMN)44 Cheyenne(COLUMN)26(COLUMN)42 Chicago(COLUMN)29(COLUMN)37 Cincinnati(COLUMN)31(COLUMN)43 Cleveland(COLUMN)32(COLUMN)43 Columbia S.C.(COLUMN)39(COLUMN)50 Columbus(COLUMN)29(COLUMN)43 Dal-Ft. Worth(COLUMN)36(COLUMN)52 Dayton(COLUMN)26(COLUMN)42 Denver(COLUMN)18(COLUMN)51 Des Moines(COLUMN)10(COLUMN)19 Detroit(COLUMN)28(COLUMN)42 Duluth(COLUMN)-09(COLUMN)11 El Paso(COLUMN)27(COLUMN)59 Evansville(COLUMN)33(COLUMN)42 Fairbanks(COLUMN)-08(COLUMN)00 Fargo(COLUMN)-17(COLUMN)05 Flagstaff(COLUMN)10(COLUMN)50 reat alls(COLUMN)23(COLUMN)38 Hartford(COLUMN)16(COLUMN)35 Helena(COLUMN)30(COLUMN)41 Honolulu(COLUMN)59(COLUMN)79 Houston(COLUMN)49(COLUMN)57 Indianapolis(COLUMN)32(COLUMN)35 Jackson(COLUMN)42(COLUMN)55 Jacksonville(COLUMN)52(COLUMN)72 Juneau(COLUMN)31(COLUMN)35 Kansas City(COLUMN)12(COLUMN)28 Las Vegas(COLUMN)33(COLUMN)60 Little Rock(COLUMN)31(COLUMN)42 Los Angeles(COLUMN)40(COLUMN)67 Louisville(COLUMN)34(COLUMN)42 Memphis(COLUMN)36(COLUMN)47 Miami Beach(COLUMN)75(COLUMN)80 Midland(COLUMN)30(COLUMN)60 Milwaukee(COLUMN)27(COLUMN)35 Mpls-St.Paul(COLUMN)03(COLUMN)12 Nashville(COLUMN)42(COLUMN)49 New Orleans(COLUMN)54(COLUMN)66 New York(COLUMN)36(COLUMN)42 Norfolk(COLUMN)30(COLUMN)60 North Platte(COLUMN)95(COLUMN)37 Oklahoma City(COLUMN)20(COLUMN)42 Omaha(COLUMN)-06(COLUMN)17 Orlando(COLUMN)68(COLUMN)82 Philadelphia(COLUMN)25(COLUMN)42 Phoenix(COLUMN)39(COLUMN)64 Pittsburgh(COLUMN)29(COLUMN)40 Portland, Me.(COLUMN)12(COLUMN)35 Providence(COLUMN)21(COLUMN)38 Portland, Ore.(COLUMN)44(COLUMN)51 Raleigh(COLUMN)35(COLUMN)51 Rapid City(COLUMN)10(COLUMN)40 Reno(COLUMN)06(COLUMN)32 Richmond(COLUMN)29(COLUMN)54 St. Prbg.-Tampa(COLUMN)69(COLUMN)76 Salt Lake City(COLUMN)32(COLUMN)43 San Antonio(COLUMN)41(COLUMN)65 San Diego(COLUMN)46(COLUMN)65 San Francisco(COLUMN)41(COLUMN)51 San Juan(COLUMN)74(COLUMN)85 St. Ste. Marie(COLUMN)29(COLUMN)43 Seattle(COLUMN)43(COLUMN)50 Shreveport(COLUMN)41(COLUMN)53 Sloux Falls(COLUMN)-11(COLUMN)12 Spokane(COLUMN)31(COLUMN)37 Syracuse(COLUMN)22(COLUMN)37 Topeka(COLUMN)10(COLUMN)32 Tucson(COLUMN)35(COLUMN)63 Tuisa(COLUMN)22(COLUMN)40 Washington(COLUMN)34(COLUMN)44 wichita(COLUMN)15(COLUMN)38(END TABLE)

Temperatures Aboard Yesterday(TABLE) City(COLUMN)Weather(COLUMN)Time(COLUMN)Temp. Aberdeen(COLUMN)rain(COLUMN)1 p.m.(COLUMN)41 Amsterdam(COLUMN)rain(COLUMN)1 p.m.(COLUMN)34 Anakara(COLUMN)cloudy(COLUMN)3 p.m.(COLUMN)36 Athens(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)54 $6Auckland clear(COLUMN)midnite(COLUMN)61 Berlin(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)34 Birmingham(COLUMN)rain(COLUMN)1 p.m.(COLUMN)43 Bonn(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)34 Brussells(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)41 Casablance(COLUMN)cloudy(COLUMN)noon(COLUMN)64 Copenhagen(COLUMN)snow(COLUMN)1 p.m.(COLUMN)43 Dublin(COLUMN)rain(COLUMN)1 p.m.(COLUMN)43 Geneva cloudy(COLUMN)1 p.m.(COLUMN)43 Hong Kong(COLUMN)rain(COLUMN)1 p.m.(COLUMN)59 Jerusalem(COLUMN)dust(COLUMN)2 p.m.(COLUMN)57 Lisbon(COLUMN)rain(COLUMN)noon(COLUMN)59 London(COLUMN)drizzle(COLUMN)1 p.m.(COLUMN)50 Madrid(COLUMN)cloudy(COLUMN)52 Malfa(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)59 Manila(COLUMN)cloudy(COLUMN)8 p.m.(COLUMN)77 Moscow(COLUMN)cloudy(COLUMN)3 p.m.(COLUMN)12 New Delhi(COLUMN)clear(COLUMN)5 p.m.(COLUMN)68 Nice(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)48 Oslo(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)14 Paris(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)46 Peking(COLUMN)clear(COLUMN)8 p.m.(COLUMN)25 Rome(COLUMN)rain(COLUMN)1 p.m.(COLUMN)50 Saigon(COLUMN)clear(COLUMN)8 p.m.(COLUMN)81 Sofia(COLUMN)cloudy(COLUMN)2 p.m.(COLUMN)37 Stockholm(COLUMN)snow(COLUMN)1 p.m.(COLUMN)21 Sydney(COLUMN)pt. cldy.(COLUMN)10 p.m.(COLUMN)73 Tokyo(COLUMN)clear(COLUMN)9 p.m.(COLUMN)43 Tunis(COLUMN)pt. cldy9(COLUMN)1 p.m.(COLUMN)57 $6Vienna cloudy(COLUMN)1 p.m.(COLUMN)34 Warsaw(COLUMN)cloudy(COLUMN)1 p.m.(COLUMN)32(END TABLE)

Temperatures (Western Hemisphere)(TABLE) City(COLUMN)Weather(COLUMN)High(COLUMN)Low Acapulco(COLUMN)fair(COLUMN)90(COLUMN)73 Barbados(COLUMN)showers(COLUMN)85(COLUMN)75 Bermuda(COLUMN)pt. cldy(COLUMN)70(COLUMN)65 Bogota(COLUMN)pt. cldy.(COLUMN)68(COLUMN)46 Calgary(COLUMN)pt. Cldy.(COLUMN)35(COLUMN)25 Edmonton(COLUMN)pt. cldy.(COLUMN)19(COLUMN)09 Havana(COLUMN)pt. cldy.(COLUMN)86(COLUMN)72 Kingston(COLUMN)cloudy(COLUMN)86(COLUMN)75 Montego Bay(COLUMN)fair(COLUMN)85(COLUMN)72 Mexico City(COLUMN)cloudy(COLUMN)72(COLUMN)48 Monterrey(COLUMN)clear(COLUMN)85(COLUMN)55 Montreal(COLUMN)fog(COLUMN)34(COLUMN)10 Nassau(COLUMN)fair(COLUMN)81(COLUMN)66 Ottawa(COLUMN)fog(COLUMN)36(COLUMN)09 Regina(COLUMN)snow(COLUMN)1(COLUMN)-4 St. Kitts.(COLUMN)pt. cldy.(COLUMN)86(COLUMN)72 Toronto(COLUMN)cloudy(COLUMN)36(COLUMN)21 Vancouver(COLUMN)clear$'43(COLUMN)36 vera Cruz(COLUMN)cloudy(COLUMN)82(COLUMN)70 Winnipeg(COLUMN)pt. cldy.(COLUMN)6(COLUMN)-20(END TABLE)