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

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CDUS43 KLSX 112239
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
436 PM CST THU JAN 11 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 11 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         65   1203 PM  74    1911  40     25       71
                                      1890
  MINIMUM         44    359 PM -14    1918  23     21       30
  AVERAGE         55                        32     23       51

PRECIPITATION (IN)
  TODAY            T             1.81 1916   0.08  -0.08      T
  MONTH TO DATE    0.35                      0.92  -0.57     0.31
  SINCE DEC 1      1.19                      3.76  -2.57     1.44
  SINCE JAN 1      0.35                      0.92  -0.57     0.31

SNOWFALL (IN)
  TODAY           MM            11.0  1909   0.2   MM        0.0
  MONTH TO DATE    0.2                       2.0   -1.8      1.0
  SINCE DEC 1      3.7                       6.4   -2.7      1.2
  SINCE JUL 1      3.7                       7.1   -3.4      1.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           10                        34    -24       14
  MONTH TO DATE  447                       367     80      371
  SINCE DEC 1   1375                      1306     69     1302
  SINCE JUL 1   2077                      2132    -55     1793

 COOLING
  TODAY            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    25   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    14.6


SKY COVER
  AVERAGE SKY COVER 0.9



RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     72           100 PM
 AVERAGE    86

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        70      1936
 MINIMUM TEMPERATURE (F)   23       -17      1918


SUNRISE AND SUNSET
JANUARY 11 2018.......SUNRISE   719 AM CST   SUNSET   500 PM CST
JANUARY 12 2018.......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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