000 CDUS41 KLWX 280521 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 119 AM EDT SAT JUL 28 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 27 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 95 208 PM 98 1993 88 7 93 MINIMUM 69 1159 PM 52 1977 65 4 73 AVERAGE 82 76 6 83 PRECIPITATION (IN) YESTERDAY 0.22 3.50 1994 0.11 0.11 0.00 MONTH TO DATE 1.06 3.11 -2.05 2.45 SINCE JUN 1 3.98 7.18 -3.20 14.24 SINCE JAN 1 15.28 23.99 -8.71 25.75 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 0 0 0 MONTH TO DATE 0 1 -1 0 SINCE JUN 1 3 22 -19 4 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 17 12 5 18 MONTH TO DATE 331 299 32 357 SINCE JUN 1 622 502 120 596 SINCE JAN 1 773 577 196 678 .................................................................. WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 5.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG HAZE SANDSTORM RELATIVE HUMIDITY (PERCENT) HIGHEST 90 1000 PM LOWEST 30 300 PM AVERAGE 60 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 99 1993 MINIMUM TEMPERATURE (F) 65 47 1977 SUNRISE AND SUNSET JULY 28 2007..........SUNRISE 607 AM EDT SUNSET 825 PM EDT JULY 29 2007..........SUNRISE 608 AM EDT SUNSET 824 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$