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

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113
CDUS43 KLSX 200726
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
126 AM CST SAT JAN 20 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 19 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         57    324 PM  75    1952  40     17       48
  MINIMUM         25    612 AM -14    1940  24      1       43
  AVERAGE         41                        32      9       46

PRECIPITATION (IN)
  YESTERDAY        0.00          1.36 1988   0.07  -0.07     0.37
  MONTH TO DATE    0.46                      1.51  -1.05     1.80
  SINCE DEC 1      1.30                      4.35  -3.05     2.93
  SINCE JAN 1      0.46                      1.51  -1.05     1.80

SNOWFALL (IN)
  YESTERDAY        0.0           6.9  1987   0.2   -0.2      0.0
  MONTH TO DATE    1.2                       3.4   -2.2      1.0
  SINCE DEC 1      4.7                       7.8   -3.1      1.2
  SINCE JUL 1      4.7                       8.5   -3.8      1.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       24                        33     -9       19
  MONTH TO DATE  816                       635    181      567
  SINCE DEC 1   1744                      1574    170     1498
  SINCE JUL 1   2446                      2400     46     1989

 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    20   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     9.8


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    57           700 AM
 LOWEST     23           300 PM
 AVERAGE    40

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        72      1906
 MINIMUM TEMPERATURE (F)   24       -18      1985


SUNRISE AND SUNSET
JANUARY 20 2018.......SUNRISE   716 AM CST   SUNSET   510 PM CST
JANUARY 21 2018.......SUNRISE   715 AM CST   SUNSET   511 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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