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

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CDUS43 KLSX 212137
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
435 PM CDT FRI APR 21 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 21 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         58   1215 AM  89    1965  69    -11       76
                                      1902
  MINIMUM         51    458 AM  32    1904  49      2       59
  AVERAGE         55                        59     -4       68

PRECIPITATION (IN)
  TODAY            0.01          1.75 1984   0.12  -0.11      T
  MONTH TO DATE    2.74                      2.53   0.21     1.79
  SINCE MAR 1      6.98                      5.85   1.13     4.08
  SINCE JAN 1      9.27                     10.49  -1.22     5.68

SNOWFALL (IN)
  TODAY            0.0           T    1918   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.4   -0.4      0.0
  SINCE MAR 1      1.8                       2.7   -0.9      0.3
  SINCE JUL 1      3.2                      17.7  -14.5     10.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           10                         7      3        0
  MONTH TO DATE   96                       217   -121      189
  SINCE MAR 1    563                       805   -242      562
  SINCE JUL 1   3296                      4403  -1107     3392

 COOLING
  TODAY            0                         2     -2        3
  MONTH TO DATE   62                        24     38       20
  SINCE MAR 1     68                        31     37       28
  SINCE JAN 1     70                        31     39       28
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     7.6


SKY COVER
  AVERAGE SKY COVER 0.8



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           300 PM
 LOWEST     57          1200 AM
 AVERAGE    64

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        91      1925
 MINIMUM TEMPERATURE (F)   50        31      1936


SUNRISE AND SUNSET
APRIL 21 2017.........SUNRISE   616 AM CDT   SUNSET   744 PM CDT
APRIL 22 2017.........SUNRISE   615 AM CDT   SUNSET   745 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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