Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 050639
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST FRI JAN 5 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 4 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM          9    313 PM  60    1997  30    -21       17
  MINIMUM         -9    703 AM -21    1919  14    -23        6
  AVERAGE          0                        22    -22       12

PRECIPITATION (IN)
  YESTERDAY        0.00          0.85 1922   0.05  -0.05     0.00
  MONTH TO DATE    0.01                      0.20  -0.19      T
  SINCE DEC 1      0.50                      2.18  -1.68     1.88
  SINCE JAN 1      0.01                      0.20  -0.19      T

SNOWFALL (IN)
  YESTERDAY        0.0           5.5  1910   0.3   -0.3      0.0
  MONTH TO DATE    0.9                       1.3   -0.4      0.0
  SINCE DEC 1      5.6                      12.6   -7.0     16.1
  SINCE JUL 1      5.8                      14.4   -8.6     16.1
  SNOW DEPTH       3

DEGREE DAYS
 HEATING
  YESTERDAY       65                        43     22       53
  MONTH TO DATE  261                       172     89      161
  SINCE DEC 1   1506                      1398    108     1431
  SINCE JUL 1   2720                      2733    -13     2300

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.3


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    83           600 AM
 LOWEST     57           100 PM
 AVERAGE    70

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        54      1909
 MINIMUM TEMPERATURE (F)   14       -25      1924


SUNRISE AND SUNSET
JANUARY  5 2018.......SUNRISE   725 AM CST   SUNSET   439 PM CST
JANUARY  6 2018.......SUNRISE   725 AM CST   SUNSET   440 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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