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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS43 KLSX 182234
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
530 PM CDT MON SEP 18 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 18 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         85    258 PM  97    1925  79      6       83
  MINIMUM         65    528 AM  42    1973  60      5       65
  AVERAGE         75                        69      6       74

PRECIPITATION (IN)
  TODAY            0.00          1.04 2001   0.10  -0.10     0.00
  MONTH TO DATE    0.07                      1.85  -1.78     4.68
  SINCE SEP 1      0.07                      1.85  -1.78     4.68
  SINCE JAN 1     30.37                     29.60   0.77    33.16

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 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
  TODAY            0                         1     -1        0
  MONTH TO DATE    6                         7     -1        0
  SINCE SEP 1      6                         7     -1        0
  SINCE JUL 1      6                         8     -2        0

 COOLING
  TODAY           10                         6      4        9
  MONTH TO DATE  120                       153    -33      212
  SINCE SEP 1    120                       153    -33      212
  SINCE JAN 1   1722                      1552    170     1917
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     5.1


SKY COVER
  AVERAGE SKY COVER 0.7



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     55          1200 PM
 AVERAGE    74

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        96      1955
                                             1931
                                             1925
 MINIMUM TEMPERATURE (F)   59        42      1938


SUNRISE AND SUNSET
SEPTEMBER 18 2017.....SUNRISE   646 AM CDT   SUNSET   704 PM CDT
SEPTEMBER 19 2017.....SUNRISE   647 AM CDT   SUNSET   703 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.