Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 042239
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CST WED JAN 4 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 4 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         17    231 PM  60    1997  30    -13       31
  MINIMUM          7    752 AM -21    1919  14     -7       17
  AVERAGE         12                        22    -10       24

PRECIPITATION (IN)
  TODAY            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)
  TODAY            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

DEGREE DAYS
 HEATING
  TODAY           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
  TODAY            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    18.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


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

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


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


SUNRISE AND SUNSET
JANUARY  4 2017.......SUNRISE   725 AM CST   SUNSET   438 PM CST
JANUARY  5 2017.......SUNRISE   725 AM CST   SUNSET   439 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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