Climatological Report (Daily)
Issued by NWS Chicago, IL

Home | Current Version | Previous Version | Text Only | 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 180633
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED OCT 18 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         73    112 AM  87    1950  62     11       84
                                      1947
                                      1938
  MINIMUM         43   1227 AM  24    1992  40      3       68
                                      1952
  AVERAGE         58                        51      7       76

PRECIPITATION (IN)
  YESTERDAY        0.00          2.01 1998   0.08  -0.08     0.00
  MONTH TO DATE    4.09                      1.47   2.62     0.44
  SINCE SEP 1      4.60                      4.82  -0.22     3.41
  SINCE JAN 1     41.39                     30.48  10.91    29.33

SNOWFALL (IN)
  YESTERDAY        0.0           T    1921   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        7                        14     -7        0
  MONTH TO DATE   80                       193   -113       88
  SINCE SEP 1    155                       310   -155      112
  SINCE JUL 1    162                       324   -162      112

 COOLING
  YESTERDAY        0                         0      0       11
  MONTH TO DATE   14                         8      6       22
  SINCE SEP 1    141                        92     49      182
  SINCE JAN 1    825                       819      6     1099
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     8.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1000 PM
 LOWEST     31           400 PM
 AVERAGE    54

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        86      1953
                                             1950
 MINIMUM TEMPERATURE (F)   40        19      1952


SUNRISE AND SUNSET
OCTOBER 18 2017.......SUNRISE   713 AM CDT   SUNSET   609 PM CDT
OCTOBER 19 2017.......SUNRISE   714 AM CDT   SUNSET   608 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.