Climatological Report (Daily)
Issued by NWS

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 KLOT 112233
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CST MON DEC 11 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 11 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         40    235 PM  61    1949  36      4
  MINIMUM         26    214 AM  -5    1972  24      2
  AVERAGE         33                        30      3

PRECIPITATION (IN)
  TODAY            T             1.73 1949   0.09  -0.09
  MONTH TO DATE    0.02                      1.04  -1.02
  SINCE DEC 1      0.02                      1.04  -1.02
  SINCE JAN 1     41.30                     37.56   3.74

DEGREE DAYS
 HEATING
  TODAY           32                        35     -3
  MONTH TO DATE  320                       364    -44
  SINCE DEC 1    320                       364    -44
  SINCE JUL 1   1303                      1499   -196

 COOLING
  TODAY            0                         0      0
  MONTH TO DATE    0                         0      0
  SINCE DEC 1      0                         0      0
  SINCE JAN 1   1151                      1045    106
...............................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        62      1991
 MINIMUM TEMPERATURE (F)   24        -7      1962


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   708 AM CST   SUNSET   420 PM CST
DECEMBER 12 2017......SUNRISE   709 AM CST   SUNSET   420 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.