Climatological Report (Daily)
Issued by NWS Chicago, IL

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130
CDUS43 KLOT 060632
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1231 AM CST WED DEC 6 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 5 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         40   1229 AM  67    2001  37      3       34
  MINIMUM         24   1131 PM  -5    2005  21      3       30
  AVERAGE         32                        29      3       32

PRECIPITATION (IN)
  YESTERDAY        0.00          1.04 1909   0.07  -0.07      T
  MONTH TO DATE    T                         0.38  -0.38     0.54
  SINCE DEC 1      T                         0.38  -0.38     0.54
  SINCE JAN 1     44.18                     34.64   9.54    33.82

SNOWFALL (IN)
  YESTERDAY        0.0           3.0  1977   0.3   -0.3       T
  MONTH TO DATE    0.0                       1.5   -1.5      5.3
  SINCE DEC 1      0.0                       1.5   -1.5      5.3
  SINCE JUL 1      0.2                       3.3   -3.1      5.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       33                        36     -3       33
  MONTH TO DATE  122                       176    -54      154
  SINCE DEC 1    122                       176    -54      154
  SINCE JUL 1   1336                      1511   -175     1023

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    828                       820      8     1103
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    37   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    47   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    20.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70           300 AM
 LOWEST     32           300 PM
 AVERAGE    51

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        60      1980
 MINIMUM TEMPERATURE (F)   21       -10      1964


SUNRISE AND SUNSET
DECEMBER  6 2017......SUNRISE   711 AM CST   SUNSET   424 PM CST
DECEMBER  7 2017......SUNRISE   712 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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