Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 200635
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST SAT DEC 20 2014


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 19 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         28    956 PM  56    1988  32     -4       35
  MINIMUM         25   1159 PM -21    1983  16      9       21
  AVERAGE         27                        24      3       28

PRECIPITATION (IN)
  YESTERDAY        T             0.91 1987   0.06  -0.06     0.07
  MONTH TO DATE    0.43                      1.33  -0.90     0.64
  SINCE DEC 1      0.43                      1.33  -0.90     0.64
  SINCE JAN 1     33.00                     35.59  -2.59    39.52

SNOWFALL (IN)
  YESTERDAY        T             6.8  2008   0.3   -0.3      0.0
  MONTH TO DATE    T                         6.6   -6.6      7.5
  SINCE DEC 1      T                         6.6   -6.6      7.5
  SINCE JUL 1      3.6                       8.4   -4.8      8.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       38                        41     -3       37
  MONTH TO DATE  651                       720    -69      846
  SINCE DEC 1    651                       720    -69      846
  SINCE JUL 1   2198                      2055    143     2229

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    729                       820    -91      890
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     3.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           800 AM
 LOWEST     75          1200 AM
 AVERAGE    78

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        59      1949
 MINIMUM TEMPERATURE (F)   16       -20      1963


SUNRISE AND SUNSET
DECEMBER 20 2014......SUNRISE   721 AM CST   SUNSET   427 PM CST
DECEMBER 21 2014......SUNRISE   722 AM CST   SUNSET   427 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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