000 CDUS41 KLWX 080518 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 117 AM EDT SAT SEP 8 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR SEPTEMBER 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 94 217 PM 95 1985 82 12 82 1983 MINIMUM 70 609 AM 41 1976 59 11 57 AVERAGE 82 70 12 70 PRECIPITATION (IN) YESTERDAY 0.00 0.56 1969 0.13 -0.13 0.00 MONTH TO DATE 0.00 0.91 -0.91 4.60 SINCE SEP 1 0.00 0.91 -0.91 4.60 SINCE JAN 1 17.64 29.14 -11.50 31.59 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 0 1 -1 0 MONTH TO DATE 0 1 -1 3 SINCE SEP 1 0 1 -1 3 SINCE JUL 1 0 6 -6 3 COOLING YESTERDAY 17 6 11 5 MONTH TO DATE 83 45 38 22 SINCE SEP 1 83 45 38 22 SINCE JAN 1 1348 970 378 1183 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140) AVERAGE WIND SPEED 9.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 73 600 AM LOWEST 38 400 PM AVERAGE 56 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 93 1985 1976 MINIMUM TEMPERATURE (F) 59 43 1984 SUNRISE AND SUNSET SEPTEMBER 8 2007.....SUNRISE 645 AM EDT SUNSET 730 PM EDT SEPTEMBER 9 2007.....SUNRISE 645 AM EDT SUNSET 728 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$