000 CDUS41 KLWX 170551 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 148 AM EDT SAT JUL 17 2004 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 16 2004... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2004 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 84 307 PM 104 1988 88 -4 88 MINIMUM 61 527 AM 57 1991 64 -3 71 AVERAGE 73 76 -3 80 PRECIPITATION (IN) YESTERDAY 0.00 1.65 1989 0.11 -0.11 0.00 MONTH TO DATE 2.36 1.90 0.46 3.73 SINCE JUN 1 6.09 5.97 0.12 12.06 SINCE JAN 1 19.59 22.78 -3.19 36.15 SNOWFALL (IN) YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0 2001 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 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 12 22 -10 31 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 8 11 -3 15 MONTH TO DATE 186 169 17 177 SINCE JUN 1 383 372 11 342 SINCE JAN 1 623 447 176 372 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 6.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 84 200 AM LOWEST 43 100 PM AVERAGE 64 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 100 1997 MINIMUM TEMPERATURE (F) 64 55 1976 SUNRISE AND SUNSET JULY 17 2004..........SUNRISE 558 AM EDT SUNSET 833 PM EDT JULY 18 2004..........SUNRISE 559 AM EDT SUNSET 832 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$