000 CDUS41 KLWX 090538 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 138 AM EDT SAT APR 9 2005 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 8 2005... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2005 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 67 531 PM 87 1991 64 3 57 MINIMUM 47 1159 PM 24 1970 38 9 39 AVERAGE 57 51 6 48 PRECIPITATION (IN) YESTERDAY 0.07 1.15 2000 0.10 -0.03 0.03 MONTH TO DATE 2.58 0.86 1.72 1.71 SINCE MAR 1 6.51 4.41 2.10 3.76 SINCE JAN 1 11.06 10.23 0.83 7.10 SNOWFALL (IN) YESTERDAY 0.0 T 1972 T 0.0 0.0 2000 MONTH TO DATE 0.0 0.4 -0.4 0.0 SINCE MAR 1 1.2 3.8 -2.6 T SINCE JUL 1 17.3 21.2 -3.9 17.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 8 14 -6 17 MONTH TO DATE 76 122 -46 152 SINCE MAR 1 820 792 28 726 SINCE JUL 1 4156 4552 -396 4453 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 7 0 7 0 SINCE MAR 1 7 4 3 0 SINCE JAN 1 7 4 3 0 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (20) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 6.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 52 500 PM AVERAGE 76 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 89 2001 MINIMUM TEMPERATURE (F) 38 23 1977 SUNRISE AND SUNSET APRIL 9 2005.........SUNRISE 642 AM EDT SUNSET 741 PM EDT APRIL 10 2005.........SUNRISE 640 AM EDT SUNSET 742 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$