Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS43 KLOT 012137
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT TUE MAY 1 2018


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 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         86    242 PM  90    1951  65     21       57
  MINIMUM         60    548 AM  30    1943  44     16       45
  AVERAGE         73                        54     19       51

PRECIPITATION (IN)
  TODAY            0.00          2.35 1873   0.11  -0.11     0.09
  MONTH TO DATE    0.00                      0.11  -0.11     0.09
  SINCE MAR 1      4.46                      5.99  -1.53    10.53
  SINCE JAN 1     10.64                      9.51   1.13    14.92

SNOWFALL (IN)
  TODAY            0.0           1.6  1940   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      5.8                       6.8   -1.0      7.8
  SINCE JUL 1     36.1                      36.3   -0.2     26.1

DEGREE DAYS
 HEATING
  TODAY            0                        11    -11       14
  MONTH TO DATE    0                        11    -11       14
  SINCE MAR 1   1572                      1344    228     1138
  SINCE JUL 1   6030                      6078    -48     5063

 COOLING
  TODAY            8                         0      8        0
  MONTH TO DATE    8                         0      8        0
  SINCE MAR 1      8                        10     -2       12
  SINCE JAN 1      8                        10     -2       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED    14.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    39           500 AM
 LOWEST     25           200 PM
 AVERAGE    32

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        91      1959
 MINIMUM TEMPERATURE (F)   44        27      1875


SUNRISE AND SUNSET
MAY  1 2018...........SUNRISE   548 AM CDT   SUNSET   750 PM CDT
MAY  2 2018...........SUNRISE   546 AM CDT   SUNSET   752 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.