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

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880
CDUS43 KLSX 150727
CLICOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
227 AM CDT TUE SEP 15 2026

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 14 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         89    342 PM 104    1893  81      8       96
  MINIMUM         61    615 AM  40    1890  59      2       68
                                      1892
  AVERAGE         75                        70      5       82

PRECIPITATION (IN)
  YESTERDAY        0.00          1.99 2008   0.13  -0.13     0.00
  MONTH TO DATE    1.55                      1.85  -0.30     0.43
  SINCE SEP 1      1.55                      1.85  -0.30     0.43
  SINCE JAN 1     39.75                     31.21   8.54    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       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         5     -5       11
  SINCE SEP 1      0                         5     -5       11
  SINCE JUL 1      0                         6     -6       12

 COOLING
  YESTERDAY       10                         6      4       17
  MONTH TO DATE  222                       106    116       94
  SINCE SEP 1    222                       106    116       94
  SINCE JAN 1   1501                      1344    157     1246
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED    11.4


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           400 AM
 LOWEST     52           300 PM
 AVERAGE    65

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80       101      1893
 MINIMUM TEMPERATURE (F)   59        38      1904


SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE   650 AM CDT   SUNSET   717 PM CDT
SEPTEMBER 16 2026.....SUNRISE   651 AM CDT   SUNSET   715 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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