Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 200639
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT FRI APR 20 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 19 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         54    404 PM  87    1985  62     -8       68
  MINIMUM         29   1131 PM  16    1983  39    -10       49
  AVERAGE         42                        51     -9       59

PRECIPITATION (IN)
  YESTERDAY        0.00          1.82 1927   0.11  -0.11     0.12
  MONTH TO DATE    1.10                      2.11  -1.01     4.11
  SINCE MAR 1      2.32                      4.43  -2.11     6.90
  SINCE JAN 1      7.27                      7.21   0.06    10.93

SNOWFALL (IN)
  YESTERDAY        0.0           T    2013   0.0    0.0      0.0
                                      1996
  MONTH TO DATE    4.1                       0.8    3.3       T
  SINCE MAR 1      6.5                       5.6    0.9      5.1
  SINCE JUL 1     34.8                      36.6   -1.8     22.1
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       23                        15      8        6
  MONTH TO DATE  576                       340    236      217
  SINCE MAR 1   1467                      1202    265     1019
  SINCE JUL 1   6408                      6204    204     5093

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


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           100 AM
 LOWEST     28           300 PM
 AVERAGE    59

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        89      1987
 MINIMUM TEMPERATURE (F)   40        25      1956


SUNRISE AND SUNSET
APRIL 20 2018.........SUNRISE   608 AM CDT   SUNSET   743 PM CDT
APRIL 21 2018.........SUNRISE   606 AM CDT   SUNSET   745 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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