Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 290637
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1237 AM CST THU DEC 29 2016


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 28 2016...

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)
 YESTERDAY
  MAXIMUM         43    200 PM  66    1984  30     13       34
  MINIMUM         19   1250 AM -21    1924  15      4       30
  AVERAGE         31                        22      9       32

PRECIPITATION (IN)
  YESTERDAY        0.00          1.25 2015   0.05  -0.05     1.25
  MONTH TO DATE    1.88                      1.83   0.05     4.64
  SINCE DEC 1      1.88                      1.83   0.05     4.64
  SINCE JAN 1     35.16                     36.09  -0.93    40.02

SNOWFALL (IN)
  YESTERDAY        0.0           8.0  1987   0.4   -0.4      3.5
  MONTH TO DATE   16.1                      10.2    5.9      4.7
  SINCE DEC 1     16.1                      10.2    5.9      4.7
  SINCE JUL 1     16.1                      12.0    4.1     13.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       34                        43     -9       33
  MONTH TO DATE 1168                      1097     71      727
  SINCE DEC 1   1168                      1097     71      727
  SINCE JUL 1   2037                      2432   -395     1758

 COOLING
  YESTERDAY        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    17   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     9.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91          1200 AM
 LOWEST     57           100 PM
 AVERAGE    74

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        65      1984
 MINIMUM TEMPERATURE (F)   15       -11      1976
                                             1925
                                             1917


SUNRISE AND SUNSET
DECEMBER 29 2016......SUNRISE   725 AM CST   SUNSET   433 PM CST
DECEMBER 30 2016......SUNRISE   725 AM CST   SUNSET   434 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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