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
511
CDUS43 KLOT 172242
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CST TUE JAN 17 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 17 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    712 AM  58    1952  31      9
  MINIMUM         35    958 AM -17    1982  18     17
  AVERAGE         38                        25     13

PRECIPITATION (IN)
  TODAY            0.43          0.68 1988   0.07   0.36
  MONTH TO DATE    1.78                      1.24   0.54
  SINCE DEC 1      3.03                      3.81  -0.78
  SINCE JAN 1      1.78                      1.24   0.54

DEGREE DAYS
 HEATING
  TODAY           27                        40    -13
  MONTH TO DATE  663                       679    -16
  SINCE DEC 1   1831                      1795     36
  SINCE JUL 1   2543                      2930   -387

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


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    11.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  HEAVY RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        61      1996
 MINIMUM TEMPERATURE (F)   18       -20      1994


SUNRISE AND SUNSET
JANUARY 17 2017.......SUNRISE   715 AM CST   SUNSET   448 PM CST
JANUARY 18 2017.......SUNRISE   714 AM CST   SUNSET   449 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.