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Climatological Report (Daily)
Issued by NWS Chicago, IL
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CDUS43 KLOT 190650
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
150 AM CDT SUN MAY 19 2013


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 18 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         82    243 PM  94    1934  73      9       88
  MINIMUM         56    259 AM  31    2002  49      7       52
  AVERAGE         69                        61      8       70

PRECIPITATION (IN)
  YESTERDAY        0.00          1.54 1987   0.14  -0.14     0.00
  MONTH TO DATE    1.50                      2.16  -0.66     0.50
  SINCE MAR 1     11.73                      7.83   3.90     6.72
  SINCE JAN 1     17.80                     10.61   7.19     9.26

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                         6     -6        0
  MONTH TO DATE  113                       144    -31       73
  SINCE MAR 1   1752                      1482    270      939
  SINCE JUL 1   6489                      6484      5     5313

 COOLING
  YESTERDAY        4                         2      2        5
  MONTH TO DATE   32                        17     15       27
  SINCE MAR 1     41                        25     16       65
  SINCE JAN 1     41                        25     16       65
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           700 AM
 LOWEST     51           100 PM
 AVERAGE    68

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        96      1934
 MINIMUM TEMPERATURE (F)   49        31      1929


SUNRISE AND SUNSET
MAY 19 2013...........SUNRISE   531 AM CDT   SUNSET   815 PM CDT
MAY 20 2013...........SUNRISE   531 AM CDT   SUNSET   816 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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