Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 202231
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
431 PM CST SAT JAN 20 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 20 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         44    357 PM  51    1921  29     15       42
  MINIMUM         27    724 AM -26    1985  13     14       38
  AVERAGE         36                        21     15       40

PRECIPITATION (IN)
  TODAY            0.00          1.53 1907   0.04  -0.04     0.01
  MONTH TO DATE    0.32                      0.92  -0.60     2.02
  SINCE DEC 1      0.81                      2.90  -2.09     3.90
  SINCE JAN 1      0.32                      0.92  -0.60     2.02

SNOWFALL (IN)
  TODAY            0.0           5.1  2012   0.3   -0.3      0.0
  MONTH TO DATE    5.9                       6.7   -0.8      0.2
  SINCE DEC 1     10.6                      18.0   -7.4     16.3
  SINCE JUL 1     10.8                      19.8   -9.0     16.3

DEGREE DAYS
 HEATING
  TODAY           29                        44    -15       25
  MONTH TO DATE  990                       874    116      810
  SINCE DEC 1   2235                      2100    135     2080
  SINCE JUL 1   3449                      3435     14     2949

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           800 AM
 LOWEST     62           100 PM
 AVERAGE    77

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        60      1906
 MINIMUM TEMPERATURE (F)   13       -22      1984
                                             1970


SUNRISE AND SUNSET
JANUARY 20 2018.......SUNRISE   720 AM CST   SUNSET   456 PM CST
JANUARY 21 2018.......SUNRISE   719 AM CST   SUNSET   457 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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