Climatological Report (Daily)
Issued by NWS Chicago, IL

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746
CDUS43 KLOT 190639
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1237 AM CST THU JAN 19 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 18 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         37    456 PM  57    1996  29      8        5
  MINIMUM         29   1114 PM -23    1994  13     16       -5
  AVERAGE         33                        21     12        0

PRECIPITATION (IN)
  YESTERDAY        T             0.87 1933   0.04  -0.04     0.00
  MONTH TO DATE    1.87                      0.84   1.03     0.71
  SINCE DEC 1      3.75                      2.82   0.93     5.36
  SINCE JAN 1      1.87                      0.84   1.03     0.71

SNOWFALL (IN)
  YESTERDAY        0.0           7.0  1943   0.4   -0.4      0.0
  MONTH TO DATE    0.2                       6.1   -5.9      3.4
  SINCE DEC 1     16.3                      17.4   -1.1      8.6
  SINCE JUL 1     16.3                      19.2   -2.9     17.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       32                        44    -12       65
  MONTH TO DATE  754                       786    -32      800
  SINCE DEC 1   2024                      2012     12     1640
  SINCE JUL 1   2893                      3347   -454     2671

 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    18   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           500 AM
 LOWEST     76           500 PM
 AVERAGE    86

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        53      2006
 MINIMUM TEMPERATURE (F)   13       -24      1994
                                             1985


SUNRISE AND SUNSET
JANUARY 19 2017.......SUNRISE   720 AM CST   SUNSET   455 PM CST
JANUARY 20 2017.......SUNRISE   719 AM CST   SUNSET   456 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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