Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 110631
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT MON SEP 11 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 10 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         72    323 PM  96    2013  78     -6       73
                                      1931
  MINIMUM         46    550 AM  37    1917  55     -9       56
  AVERAGE         59                        66     -7       65

PRECIPITATION (IN)
  YESTERDAY        0.00          1.40 1903   0.11  -0.11     0.02
  MONTH TO DATE    0.07                      1.17  -1.10     1.49
  SINCE SEP 1      0.07                      1.17  -1.10     1.49
  SINCE JAN 1     36.86                     26.83  10.03    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        6                         2      4        0
  MONTH TO DATE   45                        14     31        0
  SINCE SEP 1     45                        14     31        0
  SINCE JUL 1     52                        28     24        0

 COOLING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE    4                        45    -41       72
  SINCE SEP 1      4                        45    -41       72
  SINCE JAN 1    688                       772    -84      989
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     6.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           500 AM
 LOWEST     38           400 PM
 AVERAGE    62

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        96      1931
 MINIMUM TEMPERATURE (F)   55        34      1917


SUNRISE AND SUNSET
SEPTEMBER 11 2017.....SUNRISE   632 AM CDT   SUNSET   713 PM CDT
SEPTEMBER 12 2017.....SUNRISE   633 AM CDT   SUNSET   711 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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