Climatological Report (Daily)
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CDUS43 KLOT 042235
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CST WED MAR 4 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MARCH 4 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         31   1217 AM  73    1983  42    -11       27
  MINIMUM         16    712 AM -12    1873  26    -10       12
  AVERAGE         24                        34    -10       20

PRECIPITATION (IN)
  TODAY            0.00          1.75 1985   0.08  -0.08      T
  MONTH TO DATE    0.13                      0.31  -0.18     0.38
  SINCE MAR 1      0.13                      0.31  -0.18     0.38
  SINCE JAN 1      2.99                      3.83  -0.84     5.68

SNOWFALL (IN)
  TODAY            0.0           8.5  1982   0.3   -0.3      0.1
  MONTH TO DATE    0.7                       1.0   -0.3      5.2
  SINCE MAR 1      0.7                       1.0   -0.3      5.2
  SINCE JUL 1     44.3                      30.8   13.5     73.5

DEGREE DAYS
 HEATING
  TODAY           41                        31     10       45
  MONTH TO DATE  166                       128     38      202
  SINCE MAR 1    166                       128     38      202
  SINCE JUL 1   5346                      4862    484     5617

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    13.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           300 AM
 LOWEST     39           300 PM
 AVERAGE    60

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   42        75      1983
 MINIMUM TEMPERATURE (F)   26         0      1978
                                             1873


SUNRISE AND SUNSET
MARCH  4 2015.........SUNRISE   622 AM CST   SUNSET   545 PM CST
MARCH  5 2015.........SUNRISE   621 AM CST   SUNSET   546 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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