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

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700
CDUS43 KLSX 230728
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT SAT AUG 23 2025

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 22 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         87    320 PM 104    1936  87      0       77
  MINIMUM         61    457 AM  53    1956  66     -5       54
  AVERAGE         74                        77     -3       66

PRECIPITATION (IN)
  YESTERDAY        0.00          2.44 1905   0.14  -0.14     0.00
  MONTH TO DATE    0.07                      2.91  -2.84     2.85
  SINCE JUN 1     13.29                     11.27   2.02    18.59
  SINCE JAN 1     26.55                     28.13  -1.58    34.53

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      MM

DEGREE DAYS
 HEATING
  YESTERDAY        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
  YESTERDAY        9                        12     -3        1
  MONTH TO DATE  287                       286      1      213
  SINCE JUN 1   1021                       999     22      945
  SINCE JAN 1   1112                      1145    -33     1133
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     4.6


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           500 AM
 LOWEST     44           200 PM
 AVERAGE    71

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87       103      1936
 MINIMUM TEMPERATURE (F)   66        48      1891
                                             1923


SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE   630 AM CDT   SUNSET   752 PM CDT
AUGUST 24 2025........SUNRISE   631 AM CDT   SUNSET   750 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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