Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 180641
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
140 AM CDT TUE AUG 18 2015


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 17 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         91    127 PM 102    1988  83      8       79
  MINIMUM         66    533 PM  46    1924  62      4       62
  AVERAGE         79                        72      7       71

PRECIPITATION (IN)
  YESTERDAY        0.43          2.03 1979   0.17   0.26     0.00
  MONTH TO DATE    0.63                      2.60  -1.97     1.89
  SINCE JUN 1      8.77                     11.20  -2.43    12.41
  SINCE JAN 1     19.96                     23.67  -3.71    22.38

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE JUN 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     21                        34    -13       21
  SINCE JUL 1      5                         3      2       10

 COOLING
  YESTERDAY       14                         7      7        6
  MONTH TO DATE  163                       133     30       99
  SINCE JUN 1    556                       582    -26      441
  SINCE JAN 1    616                       637    -21      524
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          1200 AM
 LOWEST     44           100 PM
 AVERAGE    67

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82       101      1936
 MINIMUM TEMPERATURE (F)   61        45      1963


SUNRISE AND SUNSET
AUGUST 18 2015........SUNRISE   607 AM CDT   SUNSET   753 PM CDT
AUGUST 19 2015........SUNRISE   608 AM CDT   SUNSET   751 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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