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

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000
CDUS43 KLSX 140733
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
132 AM CST THU DEC 14 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 13 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         58    230 PM  73    1948  43     15       38
  MINIMUM         27   1209 AM   1    1903  27      0       20
  AVERAGE         43                        35      8       29

PRECIPITATION (IN)
  YESTERDAY        0.00          2.40 1901   0.08  -0.08     0.02
  MONTH TO DATE    0.15                      1.27  -1.12     0.30
  SINCE DEC 1      0.15                      1.27  -1.12     0.30
  SINCE JAN 1     35.96                     39.39  -3.43    40.61

SNOWFALL (IN)
  YESTERDAY        0.0           7.6  2000   0.1   -0.1       T
  MONTH TO DATE    T                         1.4   -1.4       T
  SINCE DEC 1      T                         1.4   -1.4       T
  SINCE JUL 1      T                         2.1   -2.1       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        30     -8       36
  MONTH TO DATE  312                       363    -51      390
  SINCE DEC 1    312                       363    -51      390
  SINCE JUL 1   1014                      1189   -175      881

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1959                      1646    313     2162
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    36   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    15.9


SKY COVER
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    62           800 PM
 LOWEST     33           200 PM
 AVERAGE    48

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   42        70      1975
 MINIMUM TEMPERATURE (F)   27        -2      1901


SUNRISE AND SUNSET
DECEMBER 14 2017......SUNRISE   712 AM CST   SUNSET   441 PM CST
DECEMBER 15 2017......SUNRISE   713 AM CST   SUNSET   441 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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