Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 120636
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1234 AM CST FRI JAN 12 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 11 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         53    836 AM  57    2012  29     24       39
  MINIMUM         17   1159 PM -24    1979  13      4       22
  AVERAGE         35                        21     14       31

PRECIPITATION (IN)
  YESTERDAY        0.14          0.55 1960   0.05   0.09     0.06
  MONTH TO DATE    0.20                      0.54  -0.34     0.38
  SINCE DEC 1      0.69                      2.52  -1.83     2.26
  SINCE JAN 1      0.20                      0.54  -0.34     0.38

SNOWFALL (IN)
  YESTERDAY        T             4.7  1991   0.4   -0.4      0.0
  MONTH TO DATE    0.9                       3.8   -2.9      0.2
  SINCE DEC 1      5.6                      15.1   -9.5     16.3
  SINCE JUL 1      5.8                      16.9  -11.1     16.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       30                        44    -14       34
  MONTH TO DATE  560                       478     82      492
  SINCE DEC 1   1805                      1704    101     1762
  SINCE JUL 1   3019                      3039    -20     2631

 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    23   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    13.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  LT FREEZING RAIN
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     74          1100 PM
 AVERAGE    85

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        55      1960
 MINIMUM TEMPERATURE (F)   13       -21      1974


SUNRISE AND SUNSET
JANUARY 12 2018.......SUNRISE   724 AM CST   SUNSET   446 PM CST
JANUARY 13 2018.......SUNRISE   723 AM CST   SUNSET   447 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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