AFOS product CLIDCA
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904 
CDUS41 KLWX 230522
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1221 AM EST MON JAN 23 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 22 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         32   1159 PM  76    1927  43    -11       28
  MINIMUM         30    124 PM   1    1893  28      2       17
  AVERAGE         31                        36     -5       23

PRECIPITATION (IN)
  YESTERDAY        T             1.49 1987   0.09  -0.09     0.00
  MONTH TO DATE    1.53                      1.99  -0.46     0.66
  SINCE DEC 1      6.43                      5.04   1.39     2.44
  SINCE JAN 1      1.53                      1.99  -0.46     0.66

SNOWFALL (IN)
  YESTERDAY        T            10.8  1987   0.2   -0.2
  MONTH TO DATE    1.8                       3.8   -2.0
  SINCE JUL 1      1.8                       6.6   -4.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       34                        29      5       42
  MONTH TO DATE  568                       638    -70      673
  SINCE DEC 1   1181                      1424   -243     1606
  SINCE JUL 1   1776                      2119   -343     2178

 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    15   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LT FREEZING RAIN
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           800 PM
 LOWEST     66           200 AM
 AVERAGE    76

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        72      1974
 MINIMUM TEMPERATURE (F)   28         0      1936


SUNRISE AND SUNSET
JANUARY 23 2012.......SUNRISE   721 AM EST   SUNSET   519 PM EST
JANUARY 24 2012.......SUNRISE   721 AM EST   SUNSET   520 PM EST


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




$$