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

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CDUS43 KLSX 182227
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
526 PM CDT WED OCT 18 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 18 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         75    316 PM  87    1953  68      7       85
  MINIMUM         50    633 AM  27    1976  48      2       69
  AVERAGE         63                        58      5       77

PRECIPITATION (IN)
  TODAY            0.00          2.21 1883   0.11  -0.11     0.00
  MONTH TO DATE    3.14                      1.93   1.21     0.06
  SINCE SEP 1      3.41                      5.06  -1.65     5.01
  SINCE JAN 1     33.71                     32.81   0.90    33.49

SNOWFALL (IN)
  TODAY            0.0           T    1898   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
  TODAY            2                         8     -6        0
  MONTH TO DATE   40                       106    -66       26
  SINCE SEP 1     47                       146    -99       30
  SINCE JUL 1     47                       147   -100       30

 COOLING
  TODAY            0                         1     -1       12
  MONTH TO DATE   86                        32     54       95
  SINCE SEP 1    348                       234    114      419
  SINCE JAN 1   1950                      1633    317     2124
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     8.8


SKY COVER
  AVERAGE SKY COVER 0.3



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           400 AM
 LOWEST     35           300 PM
 AVERAGE    55

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        87      1953
 MINIMUM TEMPERATURE (F)   48        25      1972


SUNRISE AND SUNSET
OCTOBER 18 2017.......SUNRISE   714 AM CDT   SUNSET   619 PM CDT
OCTOBER 19 2017.......SUNRISE   715 AM CDT   SUNSET   617 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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