Climatological Report (Daily)
Issued by NWS Chicago, IL

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 120637
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1237 AM CST FRI DEC 12 2014


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 11 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         32    322 PM  61    1949  34     -2       17
  MINIMUM         23   1159 PM -18    1972  19      4       -6
  AVERAGE         28                        26      2        6

PRECIPITATION (IN)
  YESTERDAY        0.00          0.92 1996   0.08  -0.08     0.06
  MONTH TO DATE    0.15                      0.83  -0.68     0.41
  SINCE DEC 1      0.15                      0.83  -0.68     0.41
  SINCE JAN 1     32.72                     35.09  -2.37    39.29

SNOWFALL (IN)
  YESTERDAY        0.0           8.3  2000   0.3   -0.3      1.2
  MONTH TO DATE    T                         3.5   -3.5      4.3
  SINCE DEC 1      T                         3.5   -3.5      4.3
  SINCE JUL 1      3.6                       5.3   -1.7      5.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       37                        38     -1       59
  MONTH TO DATE  398                       400     -2      476
  SINCE DEC 1    398                       400     -2      476
  SINCE JUL 1   1945                      1735    210     1859

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    729                       820    -91      890
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           800 AM
 LOWEST     66           200 PM
 AVERAGE    77

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        60      1991
 MINIMUM TEMPERATURE (F)   19        -9      2000


SUNRISE AND SUNSET
DECEMBER 12 2014......SUNRISE   716 AM CST   SUNSET   424 PM CST
DECEMBER 13 2014......SUNRISE   716 AM CST   SUNSET   425 PM CST


-  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.