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

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CDUS43 KLSX 172233
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
427 PM CST WED DEC 17 2014


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 17 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         39    242 PM  72    1908  42     -3       41
  MINIMUM         31    808 AM  -3    1875  26      5       25
  AVERAGE         35                        34      1       33

PRECIPITATION (IN)
  TODAY            0.00          1.02 1959   0.09  -0.09     0.00
                                      1897
  MONTH TO DATE    1.79                      1.62   0.17     0.93
  SINCE DEC 1      1.79                      1.62   0.17     0.93
  SINCE JAN 1     42.50                     39.74   2.76    41.65

SNOWFALL (IN)
  TODAY            0.0           2.0  1897   0.2   -0.2      0.0
  MONTH TO DATE    0.1                       2.0   -1.9      5.6
  SINCE DEC 1      0.1                       2.0   -1.9      5.6
  SINCE JUL 1      3.9                       2.7    1.2      5.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           30                        31     -1       32
  MONTH TO DATE  426                       486    -60      553
  SINCE DEC 1    426                       486    -60      553
  SINCE JUL 1   1383                      1312     71     1423

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1732                      1646     86     1728
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     7.1


SKY COVER
  AVERAGE SKY COVER 0.8



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           800 AM
 LOWEST     59          1100 AM
 AVERAGE    66

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        69      1939
 MINIMUM TEMPERATURE (F)   26        -4      1983
                                             1884


SUNRISE AND SUNSET
DECEMBER 17 2014......SUNRISE   714 AM CST   SUNSET   442 PM CST
DECEMBER 18 2014......SUNRISE   714 AM CST   SUNSET   442 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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