000 CDUS41 KLWX 270523 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT SAT OCT 27 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 26 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 59 724 PM 82 1978 64 -5 54 MINIMUM 54 111 AM 26 1988 39 15 37 1987 1972 AVERAGE 57 51 6 46 PRECIPITATION (IN) YESTERDAY 0.98 1.76 1977 0.11 0.87 0.00 MONTH TO DATE 2.98 2.82 0.16 3.62 SINCE SEP 1 4.38 6.64 -2.26 10.74 SINCE JAN 1 22.02 34.87 -12.85 37.73 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 8 13 -5 19 MONTH TO DATE 70 251 -181 253 SINCE SEP 1 98 311 -213 307 SINCE JUL 1 98 316 -218 307 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 108 15 93 14 SINCE SEP 1 328 147 181 94 SINCE JAN 1 1593 1072 521 1255 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (40) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 7.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1200 AM LOWEST 86 300 AM AVERAGE 90 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 84 1963 MINIMUM TEMPERATURE (F) 38 21 1988 SUNRISE AND SUNSET OCTOBER 27 2007.......SUNRISE 731 AM EDT SUNSET 616 PM EDT OCTOBER 28 2007.......SUNRISE 732 AM EDT SUNSET 614 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$