000 CDUS41 KLWX 210540 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 138 AM EDT WED MAR 21 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 20 2007... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2007 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 61 353 PM 77 1976 56 5 47 MINIMUM 41 1159 PM 18 1981 33 8 28 AVERAGE 51 45 6 38 PRECIPITATION (IN) YESTERDAY 0.00 1.81 2003 0.12 -0.12 0.00 MONTH TO DATE 2.87 2.31 0.56 0.04 SINCE MAR 1 2.87 2.31 0.56 0.04 SINCE JAN 1 7.52 8.13 -0.61 4.82 SNOWFALL (IN) YESTERDAY 0.0 0.1 -0.1 MONTH TO DATE 3.1 2.4 0.7 SINCE AUG 1 14.5 19.8 -5.3 SINCE JUL 1 14.5 19.8 -5.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 14 20 -6 27 MONTH TO DATE 468 468 0 375 SINCE MAR 1 468 468 0 375 SINCE JUL 1 3844 4228 -384 3603 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 4 0 4 3 SINCE MAR 1 4 0 4 3 SINCE JAN 1 4 0 4 3 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 64 600 AM LOWEST 26 500 PM AVERAGE 45 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 76 1978 MINIMUM TEMPERATURE (F) 33 14 1965 SUNRISE AND SUNSET MARCH 21 2007.........SUNRISE 712 AM EDT SUNSET 722 PM EDT MARCH 22 2007.........SUNRISE 711 AM EDT SUNSET 723 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$