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

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787
CDUS43 KLSX 212228
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
528 PM CDT FRI AUG 21 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 21 2026...
VALID AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         88    359 PM 105    2003  87      1       84
  MINIMUM         66    622 AM  48    1950  66      0       63
                                      1956
  AVERAGE         77                        77      0       74

PRECIPITATION (IN)
  TODAY            0.00          2.91 1944   0.14  -0.14     0.00
  MONTH TO DATE    4.26                      2.77   1.49     0.07
  SINCE JUN 1     15.64                     11.13   4.51    13.29
  SINCE JAN 1     38.20                     27.99  10.21    26.55

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                         6     -6        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           12                        12      0        9
  MONTH TO DATE  282                       274      8      278
  SINCE JUN 1    995                       987      8     1012
  SINCE JAN 1   1169                      1133     36     1103
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     5.3


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     55           200 PM
 AVERAGE    78

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87       104      1936
 MINIMUM TEMPERATURE (F)   66        53      1956


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   628 AM CDT   SUNSET   755 PM CDT
AUGUST 22 2026........SUNRISE   629 AM CDT   SUNSET   754 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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