Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 150632
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT FRI SEP 15 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 14 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         82    328 PM 101    1939  76      6       77
  MINIMUM         55    612 AM  30    1923  53      2       61
  AVERAGE         69                        65      4       69

PRECIPITATION (IN)
  YESTERDAY        0.00          1.81 1911   0.11  -0.11      T
  MONTH TO DATE    0.07                      1.61  -1.54     1.49
  SINCE SEP 1      0.07                      1.61  -1.54     1.49
  SINCE JAN 1     36.86                     27.27   9.59    27.41

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   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      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        0
  MONTH TO DATE   50                        25     25        2
  SINCE SEP 1     50                        25     25        2
  SINCE JUL 1     57                        39     18        2

 COOLING
  YESTERDAY        4                         3      1        4
  MONTH TO DATE    9                        57    -48       84
  SINCE SEP 1      9                        57    -48       84
  SINCE JAN 1    693                       784    -91     1001
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     5.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     42           100 PM
 AVERAGE    71

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76       102      1939
 MINIMUM TEMPERATURE (F)   53        35      2007


SUNRISE AND SUNSET
SEPTEMBER 15 2017.....SUNRISE   637 AM CDT   SUNSET   705 PM CDT
SEPTEMBER 16 2017.....SUNRISE   638 AM CDT   SUNSET   704 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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