Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 040632
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT WED OCT 4 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 3 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         81    239 PM  90    1997  68     13       71
                                      1922
  MINIMUM         65    230 AM  28    1974  45     20       57
                                      1952
  AVERAGE         73                        56     17       64

PRECIPITATION (IN)
  YESTERDAY        0.00          1.21 1953   0.09  -0.09     0.00
  MONTH TO DATE    0.00                      0.28  -0.28     0.04
  SINCE SEP 1      0.51                      3.63  -3.12     3.01
  SINCE JAN 1     37.30                     29.29   8.01    28.93

SNOWFALL (IN)
  YESTERDAY        0.0           T    1951   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        0                         9     -9        1
  MONTH TO DATE    7                        27    -20        8
  SINCE SEP 1     82                       144    -62       32
  SINCE JUL 1     89                       158    -69       32

 COOLING
  YESTERDAY        8                         1      7        0
  MONTH TO DATE   14                         3     11        0
  SINCE SEP 1    141                        87     54      160
  SINCE JAN 1    825                       814     11     1077
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    13.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87          1100 PM
 LOWEST     52          1200 AM
 AVERAGE    70

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        90      1922
 MINIMUM TEMPERATURE (F)   44        24      1989


SUNRISE AND SUNSET
OCTOBER  4 2017.......SUNRISE   657 AM CDT   SUNSET   632 PM CDT
OCTOBER  5 2017.......SUNRISE   658 AM CDT   SUNSET   631 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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