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

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CDUS43 KLSX 100727
CLICOU


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
126 AM CST SUN DEC 10 2017


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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 9 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    118 PM  73    1940  43     -5       29
  MINIMUM         18   1122 PM  -5    1909  25     -7       13
  AVERAGE         28                        34     -6       21

PRECIPITATION (IN)
  YESTERDAY        0.00          1.14 2007   0.09  -0.09     0.00
  MONTH TO DATE    0.06                      0.82  -0.76     0.39
  SINCE DEC 1      0.06                      0.82  -0.76     0.39
  SINCE JAN 1     37.46                     41.00  -3.54    39.44

SNOWFALL (IN)
  YESTERDAY        0.0           5.8  1944   0.1   -0.1      0.0
  MONTH TO DATE    T                         1.0   -1.0       T
  SINCE DEC 1      T                         1.0   -1.0       T
  SINCE JUL 1      T                         1.9   -1.9       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       37                        31      6       44
  MONTH TO DATE  225                       266    -41      293
  SINCE DEC 1    225                       266    -41      293
  SINCE JUL 1   1005                      1251   -246      876

 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    23   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    11.5


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85
 LOWEST     51
 AVERAGE    68

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   42        69      1996
 MINIMUM TEMPERATURE (F)   25        -9      1917


SUNRISE AND SUNSET
DECEMBER 10 2017......SUNRISE   716 AM CST   SUNSET   447 PM CST
DECEMBER 11 2017......SUNRISE   717 AM CST   SUNSET   447 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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