Climatological Report (Daily)
Issued by NWS Chicago, IL

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943
CDUS43 KLOT 172131
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
431 PM CDT TUE SEP 17 2024

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 17 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         88   1:48 PM  93    1927  75     13       74
                                      1988
  MINIMUM         51   6:09 AM  35    1916  53     -2       50
  AVERAGE         70                        64      6       62

PRECIPITATION (IN)
  TODAY            0.00          2.21 1970   0.12  -0.12     0.14
  MONTH TO DATE    T                         2.17  -2.17     0.81
  SINCE SEP 1      T                         2.17  -2.17     0.81
  SINCE JAN 1     29.48                     28.96   0.52    22.28

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 SEP 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
  TODAY            0                         4     -4        3
  MONTH TO DATE   26                        34     -8       27
  SINCE SEP 1     26                        34     -8       27
  SINCE JUL 1     35                        45    -10       30

 COOLING
  TODAY            5                         3      2        0
  MONTH TO DATE   59                        66     -7       62
  SINCE SEP 1     59                        66     -7       62
  SINCE JAN 1    894                       805     89      735
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     0.9


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           5:00 AM
 LOWEST     27          12:00 PM
 AVERAGE    60

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        92      1920
 MINIMUM TEMPERATURE (F)   53        32      1916
                                             1929


SUNRISE AND SUNSET
SEPTEMBER 17 2024.....SUNRISE   6:39 AM CDT   SUNSET   7:01 PM CDT
SEPTEMBER 18 2024.....SUNRISE   6:40 AM CDT   SUNSET   7:00 PM CDT


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




$$