Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 050640
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT SAT AUG 5 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 4 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         73    509 PM  99    1947  83    -10       88
                                      1930
                                      1896
  MINIMUM         55    725 AM  46    1912  62     -7       69
  AVERAGE         64                        73     -9       79

PRECIPITATION (IN)
  YESTERDAY        T             1.78 1919   0.15  -0.15     0.88
  MONTH TO DATE    0.04                      0.59  -0.55     0.88
  SINCE JUN 1     14.96                      9.19   5.77    10.94
  SINCE JAN 1     33.81                     21.66  12.15    22.50

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 JUN 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        1                         0      1        0
  MONTH TO DATE    1                         0      1        0
  SINCE JUN 1     12                        34    -22        6
  SINCE JUL 1      1                         3     -2        0

 COOLING
  YESTERDAY        0                         8     -8       14
  MONTH TO DATE   29                        32     -3       49
  SINCE JUN 1    530                       481     49      579
  SINCE JAN 1    566                       536     30      664
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    11.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           700 AM
 LOWEST     46           400 PM
 AVERAGE    66

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       104      1918
 MINIMUM TEMPERATURE (F)   62        47      1948


SUNRISE AND SUNSET
AUGUST  5 2017........SUNRISE   554 AM CDT   SUNSET   810 PM CDT
AUGUST  6 2017........SUNRISE   555 AM CDT   SUNSET   809 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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