Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 230634
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST FRI FEB 23 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR FEBRUARY 22 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         40    227 PM  70    2017  37      3       70
  MINIMUM         25    144 AM -17    1936  20      5       42
  AVERAGE         33                        28      5       56

PRECIPITATION (IN)
  YESTERDAY        0.02          1.39 1981   0.06  -0.04     0.00
  MONTH TO DATE    3.12                      1.04   2.08     0.49
  SINCE DEC 1      4.95                      4.39   0.56     4.62
  SINCE JAN 1      4.46                      2.41   2.05     2.74

SNOWFALL (IN)
  YESTERDAY        0.0           7.0  1974   0.2   -0.2      0.0
  MONTH TO DATE   17.4                       6.3   11.1       T
  SINCE DEC 1     28.1                      27.8    0.3     16.8
  SINCE JUL 1     28.3                      29.6   -1.3     16.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       32                        37     -5        9
  MONTH TO DATE  978                       881     97      624
  SINCE DEC 1   3576                      3455    121     3047
  SINCE JUL 1   4790                      4790      0     3916

 COOLING
  YESTERDAY        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    20   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          1000 PM
 LOWEST     64           300 PM
 AVERAGE    73

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   37        63      1930
 MINIMUM TEMPERATURE (F)   20       -12      1910


SUNRISE AND SUNSET
FEBRUARY 23 2018......SUNRISE   641 AM CST   SUNSET   539 PM CST
FEBRUARY 24 2018......SUNRISE   639 AM CST   SUNSET   540 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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