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

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581
CDUS43 KLSX 110737
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
237 AM CDT FRI SEP 11 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 10 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         77    239 PM  99    1938  82     -5       87
  MINIMUM         68   1159 PM  44    1976  61      7       59
  AVERAGE         73                        71      2       73

PRECIPITATION (IN)
  YESTERDAY        0.77          1.79 1911   0.13   0.64     0.00
  MONTH TO DATE    1.55                      1.32   0.23     0.43
  SINCE SEP 1      1.55                      1.32   0.23     0.43
  SINCE JAN 1     39.75                     30.68   9.07    27.02

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 SEP 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                         1     -1        0
  MONTH TO DATE    0                         1     -1       11
  SINCE SEP 1      0                         1     -1       11
  SINCE JUL 1      0                         2     -2       12

 COOLING
  YESTERDAY        8                         7      1        8
  MONTH TO DATE  180                        81     99       32
  SINCE SEP 1    180                        81     99       32
  SINCE JAN 1   1459                      1319    140     1184
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     3.3


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     76           400 PM
 AVERAGE    88

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82       100      1936
 MINIMUM TEMPERATURE (F)   60        39      1940


SUNRISE AND SUNSET
SEPTEMBER 11 2026.....SUNRISE   647 AM CDT   SUNSET   723 PM CDT
SEPTEMBER 12 2026.....SUNRISE   648 AM CDT   SUNSET   722 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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