Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 312137
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT TUE OCT 31 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 31 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         40    149 PM  84    1950  56    -16       61
  MINIMUM         33    824 AM  14    1925  37     -4       38
  AVERAGE         37                        46     -9       50

PRECIPITATION (IN)
  TODAY            T             2.51 1919   0.09  -0.09      T
  MONTH TO DATE    5.85                      2.67   3.18     1.72
  SINCE SEP 1      6.36                      6.02   0.34     4.69
  SINCE JAN 1     43.15                     31.68  11.47    30.61

SNOWFALL (IN)
  TODAY            T   R         T    1935   0.0    0.0      0.0
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE SEP 1      T                         0.1   -0.1       T
  SINCE JUL 1      T                         0.1   -0.1       T

DEGREE DAYS
 HEATING
  TODAY           28                        19      9       15
  MONTH TO DATE  307                       421   -114      273
  SINCE SEP 1    382                       539   -157      297
  SINCE JUL 1    389                       553   -164      297

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE   17                         9      8       22
  SINCE SEP 1    144                        93     51      182
  SINCE JAN 1    828                       820      8     1099
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    11.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    61           100 AM
 LOWEST     48          1100 AM
 AVERAGE    55

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        81      1933
 MINIMUM TEMPERATURE (F)   36        15      1895


SUNRISE AND SUNSET
OCTOBER 31 2017.......SUNRISE   728 AM CDT   SUNSET   551 PM CDT
NOVEMBER  1 2017......SUNRISE   730 AM CDT   SUNSET   550 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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