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

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CDUS43 KLSX 122228
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
427 PM CST FRI JAN 12 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 12 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         18    359 PM  70    1936  40    -22       50
  MINIMUM         13   1046 AM -17    1918  23    -10       27
  AVERAGE         16                        32    -16       39

PRECIPITATION (IN)
  TODAY            T             1.67 2005   0.07  -0.07      T
  MONTH TO DATE    0.39                      0.99  -0.60     0.31
  SINCE DEC 1      1.23                      3.83  -2.60     1.44
  SINCE JAN 1      0.39                      0.99  -0.60     0.31

SNOWFALL (IN)
  TODAY           MM             5.1  1964   0.2   MM        0.0
  MONTH TO DATE    0.2                       2.2   -2.0      1.0
  SINCE DEC 1      3.7                       6.6   -2.9      1.2
  SINCE JUL 1      3.7                       7.3   -3.6      1.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           49                        34     15       26
  MONTH TO DATE  510                       401    109      397
  SINCE DEC 1   1438                      1340     98     1328
  SINCE JUL 1   2140                      2166    -26     1819

 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    28   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    17.8


SKY COVER
  AVERAGE SKY COVER 1.0



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           600 AM
 LOWEST     73           400 AM
 AVERAGE    77

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        67      1952
                                             1932
 MINIMUM TEMPERATURE (F)   23        -8      1912


SUNRISE AND SUNSET
JANUARY 12 2018.......SUNRISE   719 AM CST   SUNSET   501 PM CST
JANUARY 13 2018.......SUNRISE   719 AM CST   SUNSET   502 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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