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

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CDUS43 KLSX 150741
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
240 AM CDT FRI SEP 15 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 14 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         88    343 PM 101    1939  81      7       87
  MINIMUM         59    545 AM  46    1996  61     -2       69
                                      1974
                                      1949
  AVERAGE         74                        71      3       78

PRECIPITATION (IN)
  YESTERDAY        0.00          4.58 2008   0.10  -0.10     0.00
  MONTH TO DATE    0.07                      1.44  -1.37     3.36
  SINCE SEP 1      0.07                      1.44  -1.37     3.36
  SINCE JAN 1     30.37                     29.19   1.18    31.84

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    6                         3      3        0
  SINCE SEP 1      6                         3      3        0
  SINCE JUL 1      6                         4      2        0

 COOLING
  YESTERDAY        9                         7      2       13
  MONTH TO DATE   72                       128    -56      168
  SINCE SEP 1     72                       128    -56      168
  SINCE JAN 1   1674                      1527    147     1873
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     4.0


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     25           500 PM
 AVERAGE    63

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       101      1939
 MINIMUM TEMPERATURE (F)   61        45      2007
                                             1961


SUNRISE AND SUNSET
SEPTEMBER 15 2017.....SUNRISE   643 AM CDT   SUNSET   709 PM CDT
SEPTEMBER 16 2017.....SUNRISE   644 AM CDT   SUNSET   708 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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