Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 030632
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1231 AM CST SUN DEC 3 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 2 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         54    135 PM  64    2012  38     16       38
                                      1982
  MINIMUM         27   1159 PM  -4    1976  23      4       32
                                      1942
  AVERAGE         41                        30     11       35

PRECIPITATION (IN)
  YESTERDAY        0.00          2.00 1982   0.08  -0.08     0.05
  MONTH TO DATE    0.00                      0.16  -0.16     0.06
  SINCE DEC 1      0.00                      0.16  -0.16     0.06
  SINCE JAN 1     44.18                     34.42   9.76    33.34

SNOWFALL (IN)
  YESTERDAY        0.0           7.0  1991   0.3   -0.3       T
  MONTH TO DATE    0.0                       0.6   -0.6       T
  SINCE DEC 1      0.0                       0.6   -0.6       T
  SINCE JUL 1      0.2                       2.4   -2.2       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       24                        35    -11       30
  MONTH TO DATE   51                        69    -18       57
  SINCE DEC 1     51                        69    -18       57
  SINCE JUL 1   1265                      1404   -139      926

 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     8   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     3.2


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    85           800 AM
 LOWEST     41           100 PM
 AVERAGE    63

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        69      2012
 MINIMUM TEMPERATURE (F)   22       -14      1940


SUNRISE AND SUNSET
DECEMBER  3 2017......SUNRISE   708 AM CST   SUNSET   425 PM CST
DECEMBER  4 2017......SUNRISE   709 AM CST   SUNSET   425 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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