Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 050637
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST THU JAN 5 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 4 2017...

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)
 YESTERDAY
  MAXIMUM         17    231 PM  60    1997  30    -13       31
  MINIMUM          6   1159 PM -21    1919  14     -8       17
  AVERAGE         12                        22    -10       24

PRECIPITATION (IN)
  YESTERDAY        0.00          0.85 1922   0.05  -0.05     0.00
  MONTH TO DATE    T                         0.20  -0.20      T
  SINCE DEC 1      1.88                      2.18  -0.30     4.65
  SINCE JAN 1      T                         0.20  -0.20      T

SNOWFALL (IN)
  YESTERDAY        0.0           5.5  1910   0.3   -0.3      0.0
  MONTH TO DATE    0.0                       1.3   -1.3       T
  SINCE DEC 1     16.1                      12.6    3.5      5.2
  SINCE JUL 1     16.1                      14.4    1.7     14.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       53                        43     10       41
  MONTH TO DATE  161                       172    -11      163
  SINCE DEC 1   1431                      1398     33     1003
  SINCE JUL 1   2300                      2733   -433     2034

 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    25   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    17.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73           100 AM
 LOWEST     51           100 PM
 AVERAGE    62

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


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 2017.......SUNRISE   725 AM CST   SUNSET   439 PM CST
JANUARY  6 2017.......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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