Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 110636
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1236 AM CST SUN FEB 11 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR FEBRUARY 10 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         17    433 PM  59    2009  32    -15       43
  MINIMUM         10    859 AM -20    2011  16     -6       20
  AVERAGE         14                        24    -10       32

PRECIPITATION (IN)
  YESTERDAY        0.10          0.70 1944   0.04   0.06     0.00
  MONTH TO DATE    0.95                      0.42   0.53     0.33
  SINCE DEC 1      2.78                      3.77  -0.99     4.46
  SINCE JAN 1      2.29                      1.79   0.50     2.58

SNOWFALL (IN)
  YESTERDAY        1.2           6.3  1981   0.2    1.0      0.0
  MONTH TO DATE   13.0                       3.0   10.0       T
  SINCE DEC 1     23.7                      24.5   -0.8     16.8
  SINCE JUL 1     23.9                      26.3   -2.4     16.8
  SNOW DEPTH      11

DEGREE DAYS
 HEATING
  YESTERDAY       51                        41     10       33
  MONTH TO DATE  517                       417    100      381
  SINCE DEC 1   3115                      2991    124     2804
  SINCE JUL 1   4329                      4326      3     3673

 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    16   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     8.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  SNOW
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           400 AM
 LOWEST     49           400 PM
 AVERAGE    66

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        67      1999
 MINIMUM TEMPERATURE (F)   17       -21      2014


SUNRISE AND SUNSET
FEBRUARY 11 2018......SUNRISE   658 AM CST   SUNSET   524 PM CST
FEBRUARY 12 2018......SUNRISE   656 AM CST   SUNSET   525 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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