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

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394
CDUS43 KLSX 280727
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
227 AM CDT FRI AUG 28 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 27 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85    321 PM 103    1936  86     -1       81
                                      1983
  MINIMUM         62    556 AM  46    1910  65     -3       51
  AVERAGE         74                        76     -2       66

PRECIPITATION (IN)
  YESTERDAY        0.00          1.64 1981   0.13  -0.13     0.00
  MONTH TO DATE    4.26                      3.59   0.67     0.07
  SINCE JUN 1     15.64                     11.95   3.69    13.29
  SINCE JAN 1     38.20                     28.81   9.39    26.55

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        1
  SINCE JUN 1      0                         6     -6        1
  SINCE JUL 1      0                         0      0        1

 COOLING
  YESTERDAY        9                        11     -2        1
  MONTH TO DATE  339                       341     -2      300
  SINCE JUN 1   1052                      1054     -2     1034
  SINCE JAN 1   1226                      1200     26     1125
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     5.6


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     46           400 PM
 AVERAGE    71

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       106      1984
 MINIMUM TEMPERATURE (F)   65        42      1891
                                             1986


SUNRISE AND SUNSET
AUGUST 28 2026........SUNRISE   634 AM CDT   SUNSET   745 PM CDT
AUGUST 29 2026........SUNRISE   635 AM CDT   SUNSET   743 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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