Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 110633
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU MAY 11 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 10 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         67   1011 AM  91    2011  70     -3       65
                                      1922
                                      1896
  MINIMUM         47    413 AM  24    1966  47      0       53
  AVERAGE         57                        58     -1       59

PRECIPITATION (IN)
  YESTERDAY        1.02          1.74 1951   0.12   0.90     0.38
  MONTH TO DATE    1.87                      1.14   0.73     1.60
  SINCE MAR 1     11.79                      6.81   4.98     8.51
  SINCE JAN 1     15.82                      9.59   6.23    10.04

SNOWFALL (IN)
  YESTERDAY        0.0           0.2  1990   0.0    0.0      0.0
                                      2001
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      5.1                       5.7   -0.6      2.8
  SINCE JUL 1     22.1                      36.7  -14.6     24.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                         8      0        6
  MONTH TO DATE  140                        90     50       97
  SINCE MAR 1   1296                      1428   -132     1247
  SINCE JUL 1   5370                      6430  -1060     5433

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         8     -8        0
  SINCE MAR 1      8                        16     -8        7
  SINCE JAN 1      8                        16     -8        7
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     6.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           800 PM
 LOWEST     63          1000 AM
 AVERAGE    78

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        91      2011
 MINIMUM TEMPERATURE (F)   47        28      1907


SUNRISE AND SUNSET
MAY 11 2017...........SUNRISE   539 AM CDT   SUNSET   807 PM CDT
MAY 12 2017...........SUNRISE   538 AM CDT   SUNSET   808 PM CDT


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




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