Climatological Report (Daily)
Issued by NWS Chicago, IL

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436
CDUS43 KLOT 280641
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT FRI APR 28 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 27 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         51   1245 AM  88    1915  65    -14       53
  MINIMUM         41   1159 PM  26    1933  42     -1       42
                                      1928
                                      1907
  AVERAGE         46                        54     -8       48

PRECIPITATION (IN)
  YESTERDAY        0.65          1.91 1956   0.11   0.54     0.40
  MONTH TO DATE    5.35                      2.99   2.36     2.17
  SINCE MAR 1      8.14                      5.31   2.83     6.18
  SINCE JAN 1     12.17                      8.09   4.08     7.71

SNOWFALL (IN)
  YESTERDAY        0.0           1.0  1979   0.0    0.0      0.0
  MONTH TO DATE    T                         0.9   -0.9      0.4
  SINCE MAR 1      5.1                       5.7   -0.6      2.8
  SINCE JUL 1     22.1                      36.7  -14.6     24.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       19                        12      7       17
  MONTH TO DATE  294                       443   -149      416
  SINCE MAR 1   1096                      1305   -209     1095
  SINCE JUL 1   5170                      6307  -1137     5281

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    8                         0      8        7
  SINCE MAR 1      8                         0      8        7
  SINCE JAN 1      8                         0      8        7
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    12.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     65           400 PM
 AVERAGE    79

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        86      1952
 MINIMUM TEMPERATURE (F)   43        28      1976
                                             1950
                                             1922


SUNRISE AND SUNSET
APRIL 28 2017.........SUNRISE   556 AM CDT   SUNSET   753 PM CDT
APRIL 29 2017.........SUNRISE   554 AM CDT   SUNSET   754 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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