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

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CDUS43 KLSX 200739
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
133 AM CST MON FEB 20 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 19 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         72    301 PM  77    2016  46     26       77
  MINIMUM         41    430 AM  -3    1936  29     12       49
  AVERAGE         57                        37     20       63

PRECIPITATION (IN)
  YESTERDAY        0.00          3.96 1882   0.08  -0.08     0.00
  MONTH TO DATE    0.04                      1.52  -1.48     0.47
  SINCE DEC 1      2.97                      6.76  -3.79    13.01
  SINCE JAN 1      1.84                      3.92  -2.08     1.27

SNOWFALL (IN)
  YESTERDAY        0.0           9.3  1911   0.1   -0.1      0.0
  MONTH TO DATE    0.2                       3.0   -2.8      3.7
  SINCE DEC 1      1.4                      13.0  -11.6      7.0
  SINCE JUL 1      1.4                      13.7  -12.3      7.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                        28    -20        2
  MONTH TO DATE  386                       571   -185      535
  SINCE DEC 1   2147                      2539   -392     2091
  SINCE JUL 1   2638                      3365   -727     2653

 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    17   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     6.4


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     47           400 PM
 AVERAGE    72

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        78      2016
 MINIMUM TEMPERATURE (F)   29        -4      1885


SUNRISE AND SUNSET
FEBRUARY 20 2017......SUNRISE   646 AM CST   SUNSET   545 PM CST
FEBRUARY 21 2017......SUNRISE   644 AM CST   SUNSET   546 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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