Climatological Report (Daily)
Issued by NWS St Louis, MO

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CDUS43 KLSX 131317 CCA
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
132 AM CST WED DEC 13 2017


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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 12 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         38   1210 AM  74    1889  42     -4       33
  MINIMUM         22    817 AM  -7    1962  24     -2       20
  AVERAGE         30                        33     -3       27

PRECIPITATION (IN)
  YESTERDAY        0.00          1.43 1923   0.08  -0.08     0.00
  MONTH TO DATE    0.06                      1.07  -1.01     0.49
  SINCE DEC 1      0.06                      1.07  -1.01     0.49
  SINCE JAN 1     37.46                     41.25  -3.79    39.54

SNOWFALL (IN)
  YESTERDAY        0.0           4.0  1898   0.1   -0.1      0.0
  MONTH TO DATE    T                         1.4   -1.4       T
  SINCE DEC 1      T                         1.4   -1.4       T
  SINCE JUL 1      T                         2.3   -2.3       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       35                        32      3       38
  MONTH TO DATE  310                       361    -51      391
  SINCE DEC 1    310                       361    -51      391
  SINCE JUL 1   1090                      1346   -256      974

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1401                      1249    152     1632
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    10.9


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81
 LOWEST     23
 AVERAGE    52

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        75      1948
 MINIMUM TEMPERATURE (F)   24        -6      1917


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   719 AM CST   SUNSET   448 PM CST
DECEMBER 14 2017......SUNRISE   719 AM CST   SUNSET   448 PM CST


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




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