000 CDUS41 KLWX 080540 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 138 AM EDT TUE MAY 8 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MAY 7 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 68 342 PM 90 2000 72 -4 66 1986 MINIMUM 37 312 AM 28 1970 47 -10 48 AVERAGE 53 60 -7 57 PRECIPITATION (IN) YESTERDAY 0.00 1.51 1967 0.13 -0.13 0.16 MONTH TO DATE 0.04 0.89 -0.85 0.16 SINCE MAR 1 6.35 7.66 -1.31 5.09 SINCE JAN 1 11.00 13.48 -2.48 9.87 SNOWFALL (IN) YESTERDAY 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE AUG 1 14.7 21.2 -6.5 SINCE JUL 1 14.7 21.2 -6.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 12 6 6 8 MONTH TO DATE 42 48 -6 23 SINCE MAR 1 1014 1080 -66 844 SINCE JUL 1 4390 4840 -450 4072 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 6 7 -1 8 SINCE MAR 1 29 22 7 20 SINCE JAN 1 29 22 7 20 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 5.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 85 400 AM LOWEST 24 200 PM AVERAGE 55 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 72 90 2000 MINIMUM TEMPERATURE (F) 47 29 1974 SUNRISE AND SUNSET MAY 8 2007...........SUNRISE 604 AM EDT SUNSET 809 PM EDT MAY 9 2007...........SUNRISE 603 AM EDT SUNSET 810 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$