000 CDUS41 KLWX 220540 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 138 AM EDT THU MAR 22 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MARCH 21 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 45 232 PM 76 1978 57 -12 38 MINIMUM 39 811 AM 14 1965 33 6 29 AVERAGE 42 45 -3 34 PRECIPITATION (IN) YESTERDAY 0.00 1.29 2000 0.12 -0.12 T MONTH TO DATE 2.87 2.43 0.44 0.04 SINCE MAR 1 2.87 2.43 0.44 0.04 SINCE JAN 1 7.52 8.25 -0.73 4.82 SNOWFALL (IN) YESTERDAY 0.0 0.1 -0.1 MONTH TO DATE 3.1 2.5 0.6 SINCE AUG 1 14.5 19.9 -5.4 SINCE JUL 1 14.5 19.9 -5.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 23 20 3 31 MONTH TO DATE 491 488 3 406 SINCE MAR 1 491 488 3 406 SINCE JUL 1 3867 4248 -381 3634 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 13 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (150) AVERAGE WIND SPEED 7.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 70 1100 PM LOWEST 29 1100 AM AVERAGE 50 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 83 1968 MINIMUM TEMPERATURE (F) 34 12 1988 SUNRISE AND SUNSET MARCH 22 2007.........SUNRISE 711 AM EDT SUNSET 723 PM EDT MARCH 23 2007.........SUNRISE 709 AM EDT SUNSET 724 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$