000 CDUS41 KLWX 210521 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT TUE AUG 21 2007 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 20 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 71 518 PM 104 1983 85 -14 93 MINIMUM 62 540 AM 47 1976 62 0 72 AVERAGE 67 74 -7 83 PRECIPITATION (IN) YESTERDAY 0.56 2.17 1963 0.12 0.44 T MONTH TO DATE 1.00 2.38 -1.38 1.19 SINCE JUN 1 5.67 10.02 -4.35 15.43 SINCE JAN 1 16.97 26.83 -9.86 26.94 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 0 0 0 SINCE JUN 1 3 22 -19 4 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 2 9 -7 18 MONTH TO DATE 305 210 95 263 SINCE JUN 1 985 758 227 931 SINCE JAN 1 1136 833 303 1013 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 4.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM RAIN LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 90 400 AM LOWEST 73 1200 PM AVERAGE 82 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 94 2005 MINIMUM TEMPERATURE (F) 62 47 1976 SUNRISE AND SUNSET AUGUST 21 2007........SUNRISE 628 AM EDT SUNSET 757 PM EDT AUGUST 22 2007........SUNRISE 629 AM EDT SUNSET 755 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$