000 CDUS41 KLWX 170529 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 128 AM EDT WED OCT 17 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 16 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 79 254 PM 85 1989 68 11 63 MINIMUM 47 637 AM 30 1986 42 5 36 AVERAGE 63 55 8 50 PRECIPITATION (IN) YESTERDAY 0.00 1.10 2002 0.11 -0.11 T MONTH TO DATE T 1.78 -1.78 2.40 SINCE SEP 1 1.40 5.60 -4.20 9.52 SINCE JAN 1 19.04 33.83 -14.79 36.51 SNOWFALL (IN) YESTERDAY 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 2 10 -8 15 MONTH TO DATE 39 130 -91 126 SINCE SEP 1 67 190 -123 180 SINCE JUL 1 67 195 -128 180 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 89 15 74 11 SINCE SEP 1 309 147 162 91 SINCE JAN 1 1574 1072 502 1252 .................................................................. WIND (MPH) HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (160) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (150) AVERAGE WIND SPEED 3.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 80 400 AM LOWEST 38 300 PM AVERAGE 59 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 83 1963 MINIMUM TEMPERATURE (F) 42 31 1982 1981 SUNRISE AND SUNSET OCTOBER 17 2007.......SUNRISE 721 AM EDT SUNSET 629 PM EDT OCTOBER 18 2007.......SUNRISE 722 AM EDT SUNSET 627 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$