Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 180639
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1237 AM CST WED JAN 18 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 17 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    215 PM  53    1990  29      8        4
  MINIMUM         35   1159 PM -25    1982  13     22       -4
  AVERAGE         36                        21     15        0

PRECIPITATION (IN)
  YESTERDAY        0.48          0.60 1941   0.04   0.44      T
  MONTH TO DATE    1.87                      0.80   1.07     0.71
  SINCE DEC 1      3.75                      2.78   0.97     5.36
  SINCE JAN 1      1.87                      0.80   1.07     0.71

SNOWFALL (IN)
  YESTERDAY        0.0           4.7  1953   0.3   -0.3       T
  MONTH TO DATE    0.2                       5.7   -5.5      3.4
  SINCE DEC 1     16.3                      17.0   -0.7      8.6
  SINCE JUL 1     16.3                      18.8   -2.5     17.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       29                        44    -15       65
  MONTH TO DATE  722                       742    -20      735
  SINCE DEC 1   1992                      1968     24     1575
  SINCE JUL 1   2861                      3303   -442     2606

 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    14   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1100 AM
 LOWEST     85           200 PM
 AVERAGE    93

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        57      1996
 MINIMUM TEMPERATURE (F)   13       -23      1994


SUNRISE AND SUNSET
JANUARY 18 2017.......SUNRISE   721 AM CST   SUNSET   454 PM CST
JANUARY 19 2017.......SUNRISE   720 AM CST   SUNSET   455 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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