Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 200633
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT FRI OCT 20 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 19 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         71    335 PM  84    1953  62      9       70
                                      1924
  MINIMUM         43    606 AM  18    1992  40      3       45
  AVERAGE         57                        51      6       58

PRECIPITATION (IN)
  YESTERDAY        0.00          1.72 1982   0.08  -0.08     0.00
  MONTH TO DATE    4.09                      1.64   2.45     0.44
  SINCE SEP 1      4.60                      4.99  -0.39     3.41
  SINCE JAN 1     41.39                     30.65  10.74    29.33

SNOWFALL (IN)
  YESTERDAY        0.0           0.7  1989   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                        14     -6        7
  MONTH TO DATE   95                       221   -126       97
  SINCE SEP 1    170                       338   -168      121
  SINCE JUL 1    177                       352   -175      121

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   14                         8      6       22
  SINCE SEP 1    141                        92     49      182
  SINCE JAN 1    825                       819      6     1099
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     4.1


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    93           800 AM
 LOWEST     20           100 PM
 AVERAGE    57

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        86      1953
 MINIMUM TEMPERATURE (F)   40        19      1930


SUNRISE AND SUNSET
OCTOBER 20 2017.......SUNRISE   715 AM CDT   SUNSET   606 PM CDT
OCTOBER 21 2017.......SUNRISE   716 AM CDT   SUNSET   605 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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