Climatological Report (Daily)
Issued by NWS Chicago, IL

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318
CDUS43 KLOT 110636
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST THU JAN 11 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 10 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         50   1159 PM  55    1975  29     21       51
                                      1939
  MINIMUM         31    230 AM -27    1982  13     18       23
  AVERAGE         41                        21     20       37

PRECIPITATION (IN)
  YESTERDAY        T             1.03 1975   0.05  -0.05     0.30
  MONTH TO DATE    0.06                      0.49  -0.43     0.32
  SINCE DEC 1      0.55                      2.47  -1.92     2.20
  SINCE JAN 1      0.06                      0.49  -0.43     0.32

SNOWFALL (IN)
  YESTERDAY        0.0           3.8  2009   0.3   -0.3      0.0
  MONTH TO DATE    0.9                       3.4   -2.5      0.2
  SINCE DEC 1      5.6                      14.7   -9.1     16.3
  SINCE JUL 1      5.8                      16.5  -10.7     16.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       24                        44    -20       28
  MONTH TO DATE  530                       434     96      458
  SINCE DEC 1   1775                      1660    115     1728
  SINCE JUL 1   2989                      2995     -6     2597

 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    20   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED    13.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  LT FREEZING RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     92          1200 AM
 AVERAGE    96

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        57      2012
 MINIMUM TEMPERATURE (F)   13       -24      1979


SUNRISE AND SUNSET
JANUARY 11 2018.......SUNRISE   724 AM CST   SUNSET   445 PM CST
JANUARY 12 2018.......SUNRISE   724 AM CST   SUNSET   446 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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