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

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CDUS43 KLSX 112130
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
429 PM CDT FRI AUG 11 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 11 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         83    259 PM 104    1881  89     -6       98
  MINIMUM         70    500 AM  56    1967  70      0       80
                                      1930
  AVERAGE         77                        79     -2       89

PRECIPITATION (IN)
  TODAY            0.04          2.34 1939   0.10  -0.06     0.00
  MONTH TO DATE    0.14                      1.14  -1.00     1.60
  SINCE JUN 1      4.24                      9.53  -5.29    11.26
  SINCE JAN 1     27.14                     25.90   1.24    24.31

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           12                        14     -2       24
  MONTH TO DATE  118                       162    -44      189
  SINCE JUN 1   1130                       963    167     1206
  SINCE JAN 1   1382                      1137    245     1400
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     6.8


SKY COVER
  AVERAGE SKY COVER 0.7



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           700 AM
 LOWEST     65           200 PM
 AVERAGE    79

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       106      1881
 MINIMUM TEMPERATURE (F)   70        51      1967


SUNRISE AND SUNSET
AUGUST 11 2017........SUNRISE   612 AM CDT   SUNSET   801 PM CDT
AUGUST 12 2017........SUNRISE   613 AM CDT   SUNSET   759 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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