Climatological Report (Daily)
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CDUS43 KLOT 122145
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT SUN MAY 12 2013


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 12 2013...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         55    259 PM  92    1956  69    -14
  MINIMUM         38    505 AM  28    1981  50    -12
  AVERAGE         47                        60    -13

PRECIPITATION (IN)
  TODAY            0.00          1.92 1935   0.13  -0.13
  MONTH TO DATE    0.69                      1.49  -0.80
  SINCE MAR 1      8.39                      7.85   0.54
  SINCE JAN 1     12.64                     11.85   0.79

DEGREE DAYS
 HEATING
  TODAY           18                         7     11
  MONTH TO DATE   94                        98     -4
  SINCE MAR 1   1570                      1358    212
  SINCE JUL 1   5722                      5869   -147

 COOLING
  TODAY            0                         2     -2
  MONTH TO DATE    9                        13     -4
  SINCE MAR 1     17                        26     -9
  SINCE JAN 1     17                        26     -9
...............................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NW (310)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        90      1982
 MINIMUM TEMPERATURE (F)   51        30      1938


SUNRISE AND SUNSET
MAY 12 2013...........SUNRISE   534 AM CDT   SUNSET   801 PM CDT
MAY 13 2013...........SUNRISE   533 AM CDT   SUNSET   802 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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