Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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 KLOT 190633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST THU FEB 19 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 18 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM          8    121 PM  62    1981  36    -28       46
                                      1961
  MINIMUM         -3   1159 PM -14    1936  21    -24       16
  AVERAGE          3                        28    -25       31

PRECIPITATION (IN)
  YESTERDAY        T             1.15 1908   0.07  -0.07     0.00
  MONTH TO DATE    1.07                      1.04   0.03     1.32
  SINCE DEC 1      3.27                      5.02  -1.75     6.08
  SINCE JAN 1      2.48                      2.77  -0.29     4.14

SNOWFALL (IN)
  YESTERDAY        T            11.5  1908   0.3   -0.3      0.0
  MONTH TO DATE   20.4                       6.2   14.2     19.1
  SINCE DEC 1     34.3                      25.5    8.8     67.0
  SINCE JUL 1     37.2                      26.9   10.3     67.9
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       62                        36     26       34
  MONTH TO DATE  860                       698    162      910
  SINCE DEC 1   3192                      3132     60     3714
  SINCE JUL 1   4635                      4388    247     4997

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    15.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           500 AM
 LOWEST     49           400 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   37        65      1930
 MINIMUM TEMPERATURE (F)   21        -7      1936


SUNRISE AND SUNSET
FEBRUARY 19 2015......SUNRISE   642 AM CST   SUNSET   529 PM CST
FEBRUARY 20 2015......SUNRISE   641 AM CST   SUNSET   530 PM CST


-  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.