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 182130
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
426 PM CDT THU MAY 18 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 18 2017...
VALID TODAY AS OF 0400 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         91    251 PM  94    1996  77     14       69
  MINIMUM         72    514 AM  39    2002  58     14       49
  AVERAGE         82                        67     15       59

PRECIPITATION (IN)
  TODAY            0.00          2.38 1890   0.15  -0.15     0.00
  MONTH TO DATE    3.18                      2.65   0.53     3.11
  SINCE MAR 1     17.79                      9.66   8.13     9.89
  SINCE JAN 1     20.08                     14.30   5.78    11.49

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 MAR 1      1.8                       2.7   -0.9      0.3
  SINCE JUL 1      3.2                      17.7  -14.5     10.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        6
  MONTH TO DATE   54                        58     -4       78
  SINCE MAR 1    661                       916   -255      649
  SINCE JUL 1   3394                      4514  -1120     3479

 COOLING
  TODAY           17                         4     13        0
  MONTH TO DATE  105                        54     51       29
  SINCE MAR 1    178                       100     78       89
  SINCE JAN 1    180                       100     80       89
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    11.9


SKY COVER
  AVERAGE SKY COVER 0.3



RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           500 AM
 LOWEST     34           300 PM
 AVERAGE    57

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        94      1996
 MINIMUM TEMPERATURE (F)   58        40      1894


SUNRISE AND SUNSET
MAY 18 2017...........SUNRISE   547 AM CDT   SUNSET   810 PM CDT
MAY 19 2017...........SUNRISE   546 AM CDT   SUNSET   811 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.