AFOS product CLIDCA
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061 
CDUS41 KLWX 280521
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1220 AM EST SAT JAN 28 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 27 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         62   1236 PM  75    1974  44     18       37
  MINIMUM         41   1157 PM   6    1935  29     12       31
  AVERAGE         52                        36     16       34

PRECIPITATION (IN)
  YESTERDAY        0.63          0.99 1967   0.08   0.55     0.00
  MONTH TO DATE    2.19                      2.43  -0.24     2.18
  SINCE DEC 1      7.09                      5.48   1.61     3.96
  SINCE JAN 1      2.19                      2.43  -0.24     2.18

SNOWFALL (IN)
  YESTERDAY        0.0           5.0  1922   0.1   -0.1
  MONTH TO DATE    1.7                       4.7   -3.0
  SINCE JUL 1      1.7                       7.5   -5.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       13                        29    -16       31
  MONTH TO DATE  665                       783   -118      841
  SINCE DEC 1   1278                      1569   -291     1774
  SINCE JUL 1   1873                      2264   -391     2346

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    13.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     49           900 PM
 AVERAGE    75

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        73      1949
 MINIMUM TEMPERATURE (F)   29        -2      1935


SUNRISE AND SUNSET
JANUARY 28 2012.......SUNRISE   718 AM EST   SUNSET   524 PM EST
JANUARY 29 2012.......SUNRISE   717 AM EST   SUNSET   526 PM EST


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




$$