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

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810
CDUS43 KLSX 110743
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
141 AM CST WED JAN 11 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 10 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         68R   315 PM  68    1890  39     29       18
  MINIMUM         31   1151 PM -15    1982  24      7        7
  AVERAGE         50                        32     18       13

PRECIPITATION (IN)
  YESTERDAY        0.01          2.09 1975   0.08  -0.07      T
  MONTH TO DATE    0.31                      0.84  -0.53     0.52
  SINCE DEC 1      1.44                      3.68  -2.24    12.26
  SINCE JAN 1      0.31                      0.84  -0.53     0.52

SNOWFALL (IN)
  YESTERDAY        0.0           1.7  1905   0.1   -0.1       T
  MONTH TO DATE    1.0                       1.8   -0.8      0.7
  SINCE DEC 1      1.2                       6.2   -5.0      0.7
  SINCE JUL 1      1.2                       6.9   -5.7      0.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       15                        34    -19       52
  MONTH TO DATE  357                       333     24      300
  SINCE DEC 1   1288                      1272     16      897
  SINCE JUL 1   1779                      2098   -319     1459

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    44   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    54   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    16.9


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75          1100 PM
 LOWEST     40           400 PM
 AVERAGE    58

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        74      1911
 MINIMUM TEMPERATURE (F)   23       -14      1918


SUNRISE AND SUNSET
JANUARY 11 2017.......SUNRISE   719 AM CST   SUNSET   500 PM CST
JANUARY 12 2017.......SUNRISE   719 AM CST   SUNSET   501 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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