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

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527
CDUS43 KLSX 190740
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
139 AM CST MON FEB 19 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 18 2018...

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)
 YESTERDAY
  MAXIMUM         53    403 PM  74    1971  46      7       63
  MINIMUM         27    444 AM  -9    1936  28     -1       49
  AVERAGE         40                        37      3       56

PRECIPITATION (IN)
  YESTERDAY        0.00          2.24 2000   0.08  -0.08      T
  MONTH TO DATE    0.53                      1.44  -0.91     0.04
  SINCE DEC 1      2.60                      6.68  -4.08     2.97
  SINCE JAN 1      1.76                      3.84  -2.08     1.84

SNOWFALL (IN)
  YESTERDAY        0.0           1.7  1934   0.2   -0.2      0.0
  MONTH TO DATE    0.8                       2.9   -2.1      0.2
  SINCE DEC 1      5.5                      12.9   -7.4      1.4
  SINCE JUL 1      5.5                      13.6   -8.1      1.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       25                        28     -3        9
  MONTH TO DATE  576                       543     33      378
  SINCE DEC 1   2595                      2511     84     2139
  SINCE JUL 1   3297                      3337    -40     2630

 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    24   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED    12.2


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     35           300 PM
 AVERAGE    68

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        77      2016
 MINIMUM TEMPERATURE (F)   29        -3      1936


SUNRISE AND SUNSET
FEBRUARY 19 2018......SUNRISE   647 AM CST   SUNSET   544 PM CST
FEBRUARY 20 2018......SUNRISE   646 AM CST   SUNSET   545 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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