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

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CDUS43 KLSX 102134
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
434 PM CDT SUN AUG 10 2025

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 10 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         84    259 PM 110    1934  89     -5       79
  MINIMUM         76    606 AM  51    1917  68      8       55
  AVERAGE         80                        78      2       67

PRECIPITATION (IN)
  TODAY            0.00          3.06 1939   0.13  -0.13     0.00
  MONTH TO DATE    0.07                      1.26  -1.19      T
  SINCE JUN 1     13.29                      9.62   3.67    15.74
  SINCE JAN 1     26.55                     26.48   0.07    31.68

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           15                        13      2        2
  MONTH TO DATE  104                       136    -32      112
  SINCE JUN 1    838                       849    -11      844
  SINCE JAN 1    929                       995    -66     1032
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED    10.3


SKY COVER
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           900 AM
 LOWEST     57           100 PM
 AVERAGE    70

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       105      1894
 MINIMUM TEMPERATURE (F)   68        50      1890


SUNRISE AND SUNSET
AUGUST 10 2025........SUNRISE   618 AM CDT   SUNSET   809 PM CDT
AUGUST 11 2025........SUNRISE   619 AM CDT   SUNSET   808 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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