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

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CDUS43 KLSX 180739
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
238 AM CDT WED APR 18 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 17 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         60    500 PM  91    1937  68     -8       71
  MINIMUM         31    528 AM  22    1875  48    -17       54
  AVERAGE         46                        58    -12       63

PRECIPITATION (IN)
  YESTERDAY        0.00          1.87 1887   0.13  -0.13     0.01
  MONTH TO DATE    2.19                      2.04   0.15     2.73
  SINCE MAR 1      9.31                      5.36   3.95     6.97
  SINCE JAN 1     15.79                     10.00   5.79     9.26

SNOWFALL (IN)
  YESTERDAY        0.0           2.1  1983   0.0    0.0      0.0
  MONTH TO DATE    0.6                       0.3    0.3      0.0
  SINCE MAR 1      1.6                       2.6   -1.0      1.8
  SINCE JUL 1      7.1                      17.6  -10.5      3.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       19                         8     11        2
  MONTH TO DATE  339                       186    153       86
  SINCE MAR 1   1013                       774    239      553
  SINCE JUL 1   4484                      4372    112     3286

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   13                        17     -4       43
  SINCE MAR 1     13                        24    -11       49
  SINCE JAN 1     13                        24    -11       51
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     6.4


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           400 AM
 LOWEST     36           200 PM
 AVERAGE    57

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        93      2002
 MINIMUM TEMPERATURE (F)   48        29      1953


SUNRISE AND SUNSET
APRIL 18 2018.........SUNRISE   621 AM CDT   SUNSET   741 PM CDT
APRIL 19 2018.........SUNRISE   620 AM CDT   SUNSET   742 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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