Climatological Report (Daily)
Issued by NWS Chicago, IL

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211
CDUS43 KLOT 220636
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST SUN JAN 22 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 21 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         55    221 PM  60    1906  29     26       28
  MINIMUM         41   1159 PM -22    1984  13     28        9
                                      1970
  AVERAGE         48                        21     27       19

PRECIPITATION (IN)
  YESTERDAY        0.03          0.88 1916   0.04  -0.01     0.00
  MONTH TO DATE    2.05                      0.96   1.09     0.73
  SINCE DEC 1      3.93                      2.94   0.99     5.38
  SINCE JAN 1      2.05                      0.96   1.09     0.73

SNOWFALL (IN)
  YESTERDAY        0.0           6.4  2005   0.3   -0.3      0.0
  MONTH TO DATE    0.2                       7.0   -6.8      3.7
  SINCE DEC 1     16.3                      18.3   -2.0      8.9
  SINCE JUL 1     16.3                      20.1   -3.8     17.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       17                        44    -27       46
  MONTH TO DATE  827                       918    -91      952
  SINCE DEC 1   2097                      2144    -47     1792
  SINCE JUL 1   2966                      3479   -513     2823

 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     S (200)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     66           200 PM
 AVERAGE    83

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        55      1964
 MINIMUM TEMPERATURE (F)   13       -21      1936


SUNRISE AND SUNSET
JANUARY 22 2017.......SUNRISE   718 AM CST   SUNSET   458 PM CST
JANUARY 23 2017.......SUNRISE   717 AM CST   SUNSET   500 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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