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

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000
CDUS43 KLSX 180745
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
145 AM CST WED JAN 18 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 17 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         54   1206 AM  72    1894  40     14       27
  MINIMUM         41   1159 PM -14    1930  23     18        8
  AVERAGE         48                        32     16       18

PRECIPITATION (IN)
  YESTERDAY        T             1.02 2004   0.08  -0.08     0.01
  MONTH TO DATE    1.43                      1.36   0.07     0.62
  SINCE DEC 1      2.56                      4.20  -1.64    12.36
  SINCE JAN 1      1.43                      1.36   0.07     0.62

SNOWFALL (IN)
  YESTERDAY        0.0           2.3  1960   0.2   -0.2      0.5
  MONTH TO DATE    1.0                       3.1   -2.1      1.2
  SINCE DEC 1      1.2                       7.5   -6.3      1.2
  SINCE JUL 1      1.2                       8.2   -7.0      1.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       17                        33    -16       47
  MONTH TO DATE  526                       569    -43      526
  SINCE DEC 1   1457                      1508    -51     1123
  SINCE JUL 1   1948                      2334   -386     1685

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    13.5


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           500 PM
 LOWEST     71           400 AM
 AVERAGE    77

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        72      1880
 MINIMUM TEMPERATURE (F)   24       -19      1930


SUNRISE AND SUNSET
JANUARY 18 2017.......SUNRISE   717 AM CST   SUNSET   508 PM CST
JANUARY 19 2017.......SUNRISE   716 AM CST   SUNSET   509 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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