538 CDUS41 KLWX 110530 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 129 AM EDT SAT AUG 11 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 10 2012... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2012 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 88 454 PM 98 2010 87 1 93 1943 MINIMUM 72 816 AM 55 1919 71 1 75 1879 AVERAGE 80 79 1 84 PRECIPITATION (IN) YESTERDAY 0.59 1.64 1878 0.09 0.50 0.00 MONTH TO DATE 0.64 1.04 -0.40 1.00 SINCE JUN 1 5.83 8.55 -2.72 5.71 SINCE JAN 1 16.57 24.51 -7.94 19.38 SNOWFALL (IN) YESTERDAY 0.0 MM MM 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 0 6 -6 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 15 14 1 19 MONTH TO DATE 200 140 60 194 SINCE JUN 1 1141 911 230 1228 SINCE JAN 1 1400 1045 355 1428 .................................................................. WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (170) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 10.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 800 AM LOWEST 53 300 PM AVERAGE 73 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 101 1900 MINIMUM TEMPERATURE (F) 70 56 1879 SUNRISE AND SUNSET AUGUST 11 2012........SUNRISE 619 AM EDT SUNSET 807 PM EDT AUGUST 12 2012........SUNRISE 619 AM EDT SUNSET 806 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$