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

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CDUS43 KLSX 220740
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
237 AM CDT TUE MAY 22 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 21 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         81    504 PM  93    1941  78      3       73
  MINIMUM         65    508 AM  38    1883  59      6       59
  AVERAGE         73                        68      5       66

PRECIPITATION (IN)
  YESTERDAY        0.12          2.00 1957   0.16  -0.04     0.00
  MONTH TO DATE    3.55                      3.11   0.44     5.02
  SINCE MAR 1     12.95                     10.12   2.83    19.63
  SINCE JAN 1     19.43                     14.76   4.67    21.92

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 MAR 1      1.6                       2.7   -1.1      1.8
  SINCE JUL 1      7.1                      17.7  -10.6      3.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    0                        64    -64       54
  SINCE MAR 1   1134                       922    212      661
  SINCE JUL 1   4605                      4520     85     3394

 COOLING
  YESTERDAY        8                         5      3        1
  MONTH TO DATE  183                        69    114      118
  SINCE MAR 1    196                       115     81      191
  SINCE JAN 1    196                       115     81      193
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     6.0


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     69           400 PM
 AVERAGE    85

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        94      1925
 MINIMUM TEMPERATURE (F)   59        37      1883


SUNRISE AND SUNSET
MAY 22 2018...........SUNRISE   544 AM CDT   SUNSET   813 PM CDT
MAY 23 2018...........SUNRISE   543 AM CDT   SUNSET   814 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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