Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 042240
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CST SUN DEC 4 2016


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 4 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         33    314 AM  65    1998  37     -4       48
  MINIMUM         31    359 PM  -4    1991  22      9       26
  AVERAGE         32                        29      3       37

PRECIPITATION (IN)
  TODAY            0.46          1.29 1973   0.08   0.38     0.00
  MONTH TO DATE    0.52                      0.31   0.21     0.17
  SINCE DEC 1      0.52                      0.31   0.21     0.17
  SINCE JAN 1     33.80                     34.57  -0.77    35.55

SNOWFALL (IN)
  TODAY            3.0           5.7  2010   0.3    2.7      0.0
  MONTH TO DATE    3.0                       1.2    1.8      0.9
  SINCE DEC 1      3.0                       1.2    1.8      0.9
  SINCE JUL 1      3.0                       3.0    0.0      9.7

DEGREE DAYS
 HEATING
  TODAY           33                        36     -3       28
  MONTH TO DATE  121                       140    -19      117
  SINCE DEC 1    121                       140    -19      117
  SINCE JUL 1    990                      1475   -485     1148

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1103                       820    283      825
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 PM
 LOWEST     75           100 AM
 AVERAGE    88

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   37        67      2001
 MINIMUM TEMPERATURE (F)   21        -5      2005


SUNRISE AND SUNSET
DECEMBER  4 2016......SUNRISE   709 AM CST   SUNSET   424 PM CST
DECEMBER  5 2016......SUNRISE   710 AM CST   SUNSET   424 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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