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

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173
CDUS43 KLSX 180732
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT MON MAY 18 2015


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 17 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    215 PM  94    1996  77      6       65
  MINIMUM         66    628 AM  40    1973  58      8       42
  AVERAGE         75                        67      8       54

PRECIPITATION (IN)
  YESTERDAY        0.15          3.95 1995   0.15   0.00     0.00
  MONTH TO DATE    2.37                      2.50  -0.13     1.71
  SINCE MAR 1     10.79                      9.51   1.28    11.64
  SINCE JAN 1     13.74                     14.15  -0.41    14.79

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2014   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      0.6                       2.7   -2.1      1.6
  SINCE JUL 1     16.8                      17.7   -0.9     28.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2       11
  MONTH TO DATE   15                        56    -41       73
  SINCE MAR 1    745                       914   -169      984
  SINCE JUL 1   4547                      4512     35     5021

 COOLING
  YESTERDAY       10                         4      6        0
  MONTH TO DATE  115                        50     65       89
  SINCE MAR 1    140                        96     44      126
  SINCE JAN 1    140                        96     44      126
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED    12.3


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           600 AM
 LOWEST     51           300 PM
 AVERAGE    66

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        94      1996
 MINIMUM TEMPERATURE (F)   58        39      2002


SUNRISE AND SUNSET
MAY 18 2015...........SUNRISE   547 AM CDT   SUNSET   809 PM CDT
MAY 19 2015...........SUNRISE   546 AM CDT   SUNSET   810 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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