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 282237
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CST TUE FEB 28 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR FEBRUARY 28 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         60    340 PM  62    2016  40     20       62
  MINIMUM         47    235 AM -10    2015  24     23       36
  AVERAGE         54                        32     22       49

PRECIPITATION (IN)
  TODAY            0.01          1.35 1882   0.08  -0.07     0.08
  MONTH TO DATE    0.88                      1.79  -0.91     1.23
  SINCE DEC 1      5.52                      5.77  -0.25     6.94
  SINCE JAN 1      3.75                      3.52   0.23     2.07

SNOWFALL (IN)
  TODAY            0.0          11.3  1900   0.3   -0.3      0.0
  MONTH TO DATE    T                         9.1   -9.1      5.5
  SINCE DEC 1     18.3                      28.1   -9.8     16.3
  SINCE JUL 1     18.3                      29.5  -11.2     27.5

DEGREE DAYS
 HEATING
  TODAY           11                        33    -22       16
  MONTH TO DATE  748                      1043   -295      971
  SINCE DEC 1   3096                      3478   -382     3010
  SINCE JUL 1   3925                      4734   -809     3983

 COOLING
  TODAY            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    21   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED    14.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           400 PM
 LOWEST     71          1200 AM
 AVERAGE    79

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        71      1992
 MINIMUM TEMPERATURE (F)   25        -5      1962


SUNRISE AND SUNSET
FEBRUARY 28 2017......SUNRISE   628 AM CST   SUNSET   541 PM CST
MARCH  1 2017.........SUNRISE   626 AM CST   SUNSET   542 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.