Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 100637
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT THU AUG 10 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 9 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    353 PM 100    1936  83     -1       85
                                      1934
  MINIMUM         57    514 AM  43    1927  62     -5       67
  AVERAGE         70                        73     -3       76

PRECIPITATION (IN)
  YESTERDAY        0.00          1.29 1965   0.15  -0.15     0.00
  MONTH TO DATE    0.04                      1.33  -1.29     0.88
  SINCE JUN 1     14.96                      9.93   5.03    10.94
  SINCE JAN 1     33.81                     22.40  11.41    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        0                         0      0        0
  MONTH TO DATE    1                         0      1        0
  SINCE JUN 1     12                        34    -22        6
  SINCE JUL 1      1                         3     -2        0

 COOLING
  YESTERDAY        5                         8     -3       11
  MONTH TO DATE   53                        72    -19       96
  SINCE JUN 1    554                       521     33      626
  SINCE JAN 1    590                       576     14      711
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     5.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     37           200 PM
 AVERAGE    65

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        98      1944
                                             1913
 MINIMUM TEMPERATURE (F)   62        48      1917


SUNRISE AND SUNSET
AUGUST 10 2017........SUNRISE   559 AM CDT   SUNSET   804 PM CDT
AUGUST 11 2017........SUNRISE   600 AM CDT   SUNSET   802 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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