Climatological Report (Daily)
Issued by NWS Chicago, IL

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645
CDUS43 KLOT 212150
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
450 PM CDT FRI JUL 21 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 21 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         86   1247 PM 102    1934  84      2       94
  MINIMUM         75    633 AM  43    1944  63     12       70
  AVERAGE         81                        74      7       82

PRECIPITATION (IN)
  TODAY            T             2.97 1912   0.13  -0.13     1.35
  MONTH TO DATE    5.58                      2.62   2.96     3.32
  SINCE JUN 1     13.07                      7.27   5.80     5.51
  SINCE JAN 1     31.92                     19.74  12.18    17.07

SNOWFALL (IN)
  TODAY            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

DEGREE DAYS
 HEATING
  TODAY            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
  TODAY           16                         9      7       17
  MONTH TO DATE  200                       189     11      196
  SINCE JUN 1    412                       364     48      412
  SINCE JAN 1    448                       419     29      497
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     5.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           100 AM
 LOWEST     70           100 PM
 AVERAGE    82

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       104      1934
 MINIMUM TEMPERATURE (F)   63        45      1947


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   539 AM CDT   SUNSET   826 PM CDT
JULY 22 2017..........SUNRISE   540 AM CDT   SUNSET   825 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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