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

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150
CDUS43 KLSX 210728
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
227 AM CDT FRI JUL 21 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM        102    406 PM 110    1934  89     13       92
  MINIMUM         83    607 AM  58    1929  71     12       73
  AVERAGE         93                        80     13       83

PRECIPITATION (IN)
  YESTERDAY        0.00          3.70 1949   0.13  -0.13     0.97
  MONTH TO DATE    0.27                      2.70  -2.43     6.72
  SINCE JUN 1      2.99                      6.98  -3.99     8.01
  SINCE JAN 1     25.89                     23.35   2.54    21.06

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         5     -5        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       28                        15     13       18
  MONTH TO DATE  400                       300    100      310
  SINCE JUN 1    809                       634    175      805
  SINCE JAN 1   1061                       808    253      999
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     9.2


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    65           500 AM
 LOWEST     31           100 PM
 AVERAGE    48

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       106      1901
 MINIMUM TEMPERATURE (F)   71        54      1970
                                             1944


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   554 AM CDT   SUNSET   822 PM CDT
JULY 22 2017..........SUNRISE   555 AM CDT   SUNSET   821 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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