Climatological Report (Daily)
Issued by NWS Chicago, IL

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253
CDUS43 KLOT 280637
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT FRI JUL 28 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 27 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         87    209 PM 103    1955  84      3       87
  MINIMUM         66   1159 PM  46    1937  63      3       66
  AVERAGE         77                        73      4       77

PRECIPITATION (IN)
  YESTERDAY        0.00          2.25 1896   0.13  -0.13     1.52
  MONTH TO DATE    7.43                      3.41   4.02     6.48
  SINCE JUN 1     14.92                      8.06   6.86     8.67
  SINCE JAN 1     33.77                     20.53  13.24    20.23

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     11                        31    -20        6
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       12                         8      4       12
  MONTH TO DATE  262                       242     20      280
  SINCE JUN 1    474                       417     57      496
  SINCE JAN 1    510                       472     38      581
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     9.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           100 AM
 LOWEST     44           300 PM
 AVERAGE    69

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       103      1916
 MINIMUM TEMPERATURE (F)   63        46      1925


SUNRISE AND SUNSET
JULY 28 2017..........SUNRISE   546 AM CDT   SUNSET   819 PM CDT
JULY 29 2017..........SUNRISE   547 AM CDT   SUNSET   818 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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