Climatological Report (Daily)
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000
CDUS43 KLOT 012137
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT SUN APR 1 2018


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR APRIL 1 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         35    105 PM  83    2010  53    -18       59
  MINIMUM         24    535 AM  17    1881  34    -10       34
  AVERAGE         30                        44    -14       47

PRECIPITATION (IN)
  TODAY            0.00          1.58 1967   0.10  -0.10     0.00
  MONTH TO DATE    0.00                      0.10  -0.10     0.00
  SINCE MAR 1      1.74                      2.60  -0.86     4.01
  SINCE JAN 1      7.92                      6.12   1.80     8.40

SNOWFALL (IN)
  TODAY            0.0           8.2  1970   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE MAR 1      2.6                       5.7   -3.1      7.8
  SINCE JUL 1     32.9                      35.2   -2.3     26.1

DEGREE DAYS
 HEATING
  TODAY           35                        22     13       18
  MONTH TO DATE   35                        22     13       18
  SINCE MAR 1    902                       863     39      803
  SINCE JUL 1   5360                      5597   -237     4728

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


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    58           100 AM
 LOWEST     32           300 PM
 AVERAGE    45

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   54        82      1963
 MINIMUM TEMPERATURE (F)   34        18      1899
                                             1896


SUNRISE AND SUNSET
APRIL  1 2018.........SUNRISE   634 AM CDT   SUNSET   717 PM CDT
APRIL  2 2018.........SUNRISE   633 AM CDT   SUNSET   718 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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