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

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CDUS43 KLSX 210730
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
128 AM CST TUE FEB 21 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 20 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         79R   203 PM  78    2016  47     32       78
  MINIMUM         52    415 AM  -4    1885  29     23       48
  AVERAGE         66                        38     28       63

PRECIPITATION (IN)
  YESTERDAY        T             2.75 1882   0.07  -0.07     0.02
  MONTH TO DATE    0.04                      1.59  -1.55     0.49
  SINCE DEC 1      2.97                      6.83  -3.86    13.03
  SINCE JAN 1      1.84                      3.99  -2.15     1.29

SNOWFALL (IN)
  YESTERDAY        0.0           9.5  1912   0.2   -0.2      0.0
  MONTH TO DATE    0.2                       3.2   -3.0      3.7
  SINCE DEC 1      1.4                      13.2  -11.8      7.0
  SINCE JUL 1      1.4                      13.9  -12.5      7.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        27    -27        2
  MONTH TO DATE  386                       598   -212      537
  SINCE DEC 1   2147                      2566   -419     2093
  SINCE JUL 1   2638                      3392   -754     2655

 COOLING
  YESTERDAY        1                         0      1        0
  MONTH TO DATE    1                         0      1        0
  SINCE DEC 1      1                         0      1        0
  SINCE JAN 1      1                         0      1        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    12.2


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           200 AM
 LOWEST     39           200 PM
 AVERAGE    64

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        79      1935
 MINIMUM TEMPERATURE (F)   29        -1      1885


SUNRISE AND SUNSET
FEBRUARY 21 2017......SUNRISE   644 AM CST   SUNSET   546 PM CST
FEBRUARY 22 2017......SUNRISE   643 AM CST   SUNSET   547 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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