000 CDUS41 KLWX 062123 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 422 PM EST FRI NOV 6 2009 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 6 2009... VALID TODAY AS OF 400 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2009 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) TODAY MAXIMUM 52 341 PM 78 1994 60 -8 66 1978 MINIMUM 36 316 AM 16 1991 36 0 57 AVERAGE 44 48 -4 62 PRECIPITATION (IN) TODAY 0.00 2.42 1963 0.11 -0.11 0.07 MONTH TO DATE 0.65 0.66 -0.01 0.13 SINCE SEP 1 8.18 7.85 0.33 8.62 SINCE JAN 1 39.58 36.08 3.50 39.50 SNOWFALL (IN) TODAY 0.0 0.0 0.0 MONTH TO DATE 0.0 T 0.0 SINCE JUL 1 0.0 0.1 -0.1 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 21 17 4 3 MONTH TO DATE 100 96 4 50 SINCE SEP 1 387 479 -92 388 SINCE JUL 1 387 484 -97 388 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 137 147 -10 177 SINCE JAN 1 1259 1072 187 1171 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 10.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 85 300 AM LOWEST 30 200 PM AVERAGE 58 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 60 74 1965 MINIMUM TEMPERATURE (F) 36 22 1991 1982 SUNRISE AND SUNSET NOVEMBER 6 2009......SUNRISE 643 AM EST SUNSET 504 PM EST NOVEMBER 7 2009......SUNRISE 644 AM EST SUNSET 503 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$