Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 220636
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1236 AM CST WED NOV 22 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR NOVEMBER 21 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         47    119 AM  73    1913  44      3       42
  MINIMUM         22   1058 PM  -2    1895  28     -6       19
  AVERAGE         35                        36     -1       31

PRECIPITATION (IN)
  YESTERDAY        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)
  YESTERDAY        0.0           3.9  2015   0.1   -0.1      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
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       30                        29      1       34
  MONTH TO DATE  599                       499    100      342
  SINCE SEP 1    982                      1038    -56      639
  SINCE JUL 1    989                      1052    -63      639

 COOLING
  YESTERDAY        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    13.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71          1100 PM
 LOWEST     37          1000 AM
 AVERAGE    54

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


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


SUNRISE AND SUNSET
NOVEMBER 22 2017......SUNRISE   656 AM CST   SUNSET   429 PM CST
NOVEMBER 23 2017......SUNRISE   657 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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