Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 212232
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CST TUE NOV 21 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR NOVEMBER 21 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         47    119 AM  73    1913  44      3       42
  MINIMUM         34    359 PM  -2    1895  28      6       19
  AVERAGE         41                        36      5       31

PRECIPITATION (IN)
  TODAY            T             1.15 1934   0.08  -0.08     0.00
  MONTH TO DATE    1.03                      1.83  -0.80     0.68
  SINCE SEP 1      7.39                      7.85  -0.46     5.37
  SINCE JAN 1     44.18                     33.51  10.67    31.29

SNOWFALL (IN)
  TODAY           MM             3.9  2015   0.1   MM        0.0
  MONTH TO DATE    0.2                       0.6   -0.4       T
  SINCE SEP 1      0.2                       0.7   -0.5       T
  SINCE JUL 1      0.2                       0.7   -0.5       T

DEGREE DAYS
 HEATING
  TODAY           24                        29     -5       34
  MONTH TO DATE  593                       499     94      342
  SINCE SEP 1    976                      1038    -62      639
  SINCE JUL 1    983                      1052    -69      639

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        4
  SINCE SEP 1    144                        93     51      186
  SINCE JAN 1    828                       820      8     1103
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    14.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67           600 AM
 LOWEST     37          1000 AM
 AVERAGE    52

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        69      2010
 MINIMUM TEMPERATURE (F)   27        -1      1929


SUNRISE AND SUNSET
NOVEMBER 21 2017......SUNRISE   654 AM CST   SUNSET   430 PM CST
NOVEMBER 22 2017......SUNRISE   656 AM CST   SUNSET   429 PM CST


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




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