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

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CDUS43 KLSX 172128
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
428 PM CDT TUE APR 17 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 17 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         58    259 PM  91    1937  68    -10       71
  MINIMUM         31    528 AM  22    1875  48    -17       54
  AVERAGE         45                        58    -13       63

PRECIPITATION (IN)
  TODAY            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)
  TODAY            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
  TODAY           20                         8     12        2
  MONTH TO DATE  340                       186    154       86
  SINCE MAR 1   1014                       774    240      553
  SINCE JUL 1   4485                      4372    113     3286

 COOLING
  TODAY            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    12   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     3.5


SKY COVER
  AVERAGE SKY COVER 0.1



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

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


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


SUNRISE AND SUNSET
APRIL 17 2018.........SUNRISE   622 AM CDT   SUNSET   740 PM CDT
APRIL 18 2018.........SUNRISE   621 AM CDT   SUNSET   741 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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