Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 302237
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CST FRI DEC 30 2016


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 30 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         32    359 PM  58    2002  30      2       29
  MINIMUM         22    816 AM -12    1963  14      8       26
  AVERAGE         27                        22      5       28

PRECIPITATION (IN)
  TODAY            T             2.33 1936   0.05  -0.05      T
  MONTH TO DATE    1.88                      1.93  -0.05     4.65
  SINCE DEC 1      1.88                      1.93  -0.05     4.65
  SINCE JAN 1     35.16                     36.19  -1.03    40.03

SNOWFALL (IN)
  TODAY            T             2.0  1941   0.3   -0.3      0.2
  MONTH TO DATE   16.1                      10.9    5.2      5.0
  SINCE DEC 1     16.1                      10.9    5.2      5.0
  SINCE JUL 1     16.1                      12.7    3.4     13.8

DEGREE DAYS
 HEATING
  TODAY           38                        43     -5       37
  MONTH TO DATE 1239                      1183     56      799
  SINCE DEC 1   1239                      1183     56      799
  SINCE JUL 1   2108                      2518   -410     1830

 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    16   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED    11.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           800 AM
 LOWEST     54           200 PM
 AVERAGE    66

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        56      1965
 MINIMUM TEMPERATURE (F)   14       -17      1963


SUNRISE AND SUNSET
DECEMBER 30 2016......SUNRISE   725 AM CST   SUNSET   434 PM CST
DECEMBER 31 2016......SUNRISE   725 AM CST   SUNSET   435 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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