Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 232131
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
430 PM CDT SAT SEP 23 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 23 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         93R   104 PM  92    1937  73     20       78
  MINIMUM         66    510 AM  29    1995  49     17       65
                                      1974
  AVERAGE         80                        61     19       72

PRECIPITATION (IN)
  TODAY            0.00          0.66 1970   0.11  -0.11     0.00
  MONTH TO DATE    0.51                      2.62  -2.11     2.93
  SINCE SEP 1      0.51                      2.62  -2.11     2.93
  SINCE JAN 1     37.30                     28.28   9.02    28.85

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE SEP 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T

DEGREE DAYS
 HEATING
  TODAY            0                         6     -6        0
  MONTH TO DATE   50                        66    -16        2
  SINCE SEP 1     50                        66    -16        2
  SINCE JUL 1     57                        80    -23        2

 COOLING
  TODAY           15                         2     13        7
  MONTH TO DATE   89                        77     12      145
  SINCE SEP 1     89                        77     12      145
  SINCE JAN 1    773                       804    -31     1062
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     2.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           300 AM
 LOWEST     38           100 PM
 AVERAGE    63

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        92      2007
                                             1920
 MINIMUM TEMPERATURE (F)   49        28      1976


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   645 AM CDT   SUNSET   651 PM CDT
SEPTEMBER 24 2017.....SUNRISE   646 AM CDT   SUNSET   650 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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