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

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854
CDUS43 KLSX 180733
CLICOU


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
233 AM CDT TUE APR 18 2017


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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR APRIL 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         71    301 PM  87    1909  67      4       80
                                      1896
  MINIMUM         51    519 AM  26    1905  45      6       58
  AVERAGE         61                        56      5       69

PRECIPITATION (IN)
  YESTERDAY        0.17          1.32 1995   0.15   0.02     0.00
  MONTH TO DATE    1.69                      2.32  -0.63     0.59
  SINCE MAR 1      4.90                      5.23  -0.33     2.47
  SINCE JAN 1      6.12                      9.40  -3.28     4.12

SNOWFALL (IN)
  YESTERDAY        0.0           0.2  1953   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.2   -0.2      0.0
  SINCE MAR 1      T                         1.9   -1.9       T
  SINCE JUL 1      1.6                      18.0  -16.4      9.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        4                        10     -6        0
  MONTH TO DATE  103                       213   -110      198
  SINCE MAR 1    602                       849   -247      616
  SINCE JUL 1   3643                      4795  -1152     3793

 COOLING
  YESTERDAY        0                         1     -1        4
  MONTH TO DATE   27                        10     17        7
  SINCE MAR 1     31                        13     18       11
  SINCE JAN 1     35                        13     22       11
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     7.8


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83
 LOWEST     37
 AVERAGE    60

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        87      1948
                                             1925
 MINIMUM TEMPERATURE (F)   45        30      1953
                                             1921
                                             1905


SUNRISE AND SUNSET
APRIL 18 2017.........SUNRISE   628 AM CDT   SUNSET   749 PM CDT
APRIL 19 2017.........SUNRISE   626 AM CDT   SUNSET   750 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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