451 
CDUS41 KLWX 202315 CCA
CLIDCA

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1053 AM EDT FRI AUG 21 2015


...................................

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 20 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86    405 PM 101    1983  86      0       89
  MINIMUM         74   1159 PM  50    1896  70      4       72
  AVERAGE         80                        78      2       81

PRECIPITATION (IN)
  YESTERDAY        0.17          4.83 1963   0.09   0.08     0.26
  MONTH TO DATE    0.75                      1.95  -1.20     2.90
  SINCE JUN 1     17.70                      9.46   8.24    10.89
  SINCE JAN 1     32.48                     25.42   7.06    33.18

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      6                         6      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       15                        13      2       16
  MONTH TO DATE  317                       274     43      254
  SINCE JUN 1   1244                      1045    199     1079
  SINCE JAN 1   1542                      1179    363     1248
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           400 AM
 LOWEST     70           600 PM
 AVERAGE    82

..........................................................


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       100      1874
 MINIMUM TEMPERATURE (F)   69        53      1908


SUNRISE AND SUNSET
AUGUST 21 2015........SUNRISE   627 AM EDT   SUNSET   755 PM EDT
AUGUST 22 2015........SUNRISE   628 AM EDT   SUNSET   754 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$

...CORRECTED FOR PEAK WIND GUST...