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

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809
CDUS43 KLSX 122231
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
530 PM CDT SAT AUG 12 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 12 2017...
VALID TODAY AS OF 0500 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         81    308 PM 106    1881  89     -8       93
  MINIMUM         61    523 AM  51    1967  70     -9       75
  AVERAGE         71                        79     -8       84

PRECIPITATION (IN)
  TODAY            0.00          2.10 1916   0.10  -0.10     0.73
  MONTH TO DATE    0.14                      1.24  -1.10     2.33
  SINCE JUN 1      4.24                      9.63  -5.39    11.99
  SINCE JAN 1     27.14                     26.00   1.14    25.04

SNOWFALL (IN)
  TODAY            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
  TODAY            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
  TODAY            6                        14     -8       19
  MONTH TO DATE  124                       176    -52      208
  SINCE JUN 1   1136                       977    159     1225
  SINCE JAN 1   1388                      1151    237     1419
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     7.4


SKY COVER
  AVERAGE SKY COVER 0.4



RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     42           100 PM
 AVERAGE    71

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       103      1936
 MINIMUM TEMPERATURE (F)   70        50      1964


SUNRISE AND SUNSET
AUGUST 12 2017........SUNRISE   613 AM CDT   SUNSET   759 PM CDT
AUGUST 13 2017........SUNRISE   614 AM CDT   SUNSET   758 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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