Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 210832
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
323 AM CDT TUE MAY 21 2013


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 20 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85    324 PM  94    1934  73     12       91
  MINIMUM         64    341 AM  31    1924  50     14       60
  AVERAGE         75                        61     14       76

PRECIPITATION (IN)
  YESTERDAY        0.23          2.14 1996   0.14   0.09     0.03
  MONTH TO DATE    1.83                      2.43  -0.60     0.53
  SINCE MAR 1     12.06                      8.10   3.96     6.75
  SINCE JAN 1     18.13                     10.88   7.25     9.29

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1     13.9                       5.7    8.2      3.0
  SINCE JUL 1     40.5                      36.7    3.8     24.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE  113                       155    -42       73
  SINCE MAR 1   1752                      1493    259      939
  SINCE JUL 1   6489                      6495     -6     5313

 COOLING
  YESTERDAY       10                         2      8       11
  MONTH TO DATE   52                        21     31       49
  SINCE MAR 1     61                        29     32       87
  SINCE JAN 1     61                        29     32       87
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    13.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1100 PM
 LOWEST     43           200 PM
 AVERAGE    68

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        93      1934
 MINIMUM TEMPERATURE (F)   50        29      2002


SUNRISE AND SUNSET
MAY 21 2013...........SUNRISE   530 AM CDT   SUNSET   817 PM CDT
MAY 22 2013...........SUNRISE   529 AM CDT   SUNSET   818 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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