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
174
CDUS43 KLOT 180635
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT WED APR 18 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 17 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         44    414 PM  86    1977  61    -17       72
  MINIMUM         27    502 AM  24    1983  39    -12       42
  AVERAGE         36                        50    -14       57

PRECIPITATION (IN)
  YESTERDAY        0.00          3.06 2013   0.12  -0.12     0.00
  MONTH TO DATE    0.91                      1.89  -0.98     3.99
  SINCE MAR 1      2.13                      4.21  -2.08     6.78
  SINCE JAN 1      7.08                      6.99   0.09    10.81

SNOWFALL (IN)
  YESTERDAY        0.0           0.5  1926   0.1   -0.1      0.0
                                      1940
  MONTH TO DATE    3.1                       0.8    2.3       T
  SINCE MAR 1      5.5                       5.6   -0.1      5.1
  SINCE JUL 1     33.8                      36.6   -2.8     22.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       29                        15     14        8
  MONTH TO DATE  519                       310    209      205
  SINCE MAR 1   1410                      1172    238     1007
  SINCE JUL 1   6351                      6174    177     5081

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        7
  SINCE MAR 1      0                         0      0        7
  SINCE JAN 1      0                         0      0        7
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           500 AM
 LOWEST     41           100 PM
 AVERAGE    61

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        91      2002
 MINIMUM TEMPERATURE (F)   39        22      1990
                                             1983


SUNRISE AND SUNSET
APRIL 18 2018.........SUNRISE   611 AM CDT   SUNSET   741 PM CDT
APRIL 19 2018.........SUNRISE   609 AM CDT   SUNSET   742 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.