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

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CDUS43 KLSX 162228
CLICOU


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
427 PM CST SAT DEC 16 2017


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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 16 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         62    254 PM  70    1889  41     21       35
  MINIMUM         32    623 AM -11    1989  23      9       21
  AVERAGE         47                        32     15       28

PRECIPITATION (IN)
  TODAY            0.00          0.86 1928   0.08  -0.08     0.01
  MONTH TO DATE    0.06                      1.38  -1.32     0.50
  SINCE DEC 1      0.06                      1.38  -1.32     0.50
  SINCE JAN 1     37.46                     41.56  -4.10    39.55

SNOWFALL (IN)
  TODAY            0.0           3.5  1911   0.2   -0.2       T
  MONTH TO DATE    T                         2.0   -2.0       T
  SINCE DEC 1      T                         2.0   -2.0       T
  SINCE JUL 1      T                         2.9   -2.9       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           18                        33    -15       37
  MONTH TO DATE  412                       492    -80      558
  SINCE DEC 1    412                       492    -80      558
  SINCE JUL 1   1192                      1477   -285     1141

 COOLING
  TODAY            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    SW (220)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    13.8


SKY COVER
  AVERAGE SKY COVER 0.0



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           200 AM
 LOWEST     25           300 PM
 AVERAGE    49

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        65      1962
                                             1941
                                             1939
 MINIMUM TEMPERATURE (F)   23        -5      1989


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   721 AM CST   SUNSET   448 PM CST
DECEMBER 17 2017......SUNRISE   721 AM CST   SUNSET   449 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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