Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 150637
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT TUE MAY 15 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 14 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         79    336 PM  92    2013  71      8       82
                                      2007
  MINIMUM         56    417 AM  33    1943  48      8       53
                                      1910
  AVERAGE         68                        60      8       68

PRECIPITATION (IN)
  YESTERDAY        0.89          2.35 1945   0.13   0.76     0.00
  MONTH TO DATE    3.11                      1.64   1.47     1.87
  SINCE MAR 1      5.49                      7.31  -1.82    11.79
  SINCE JAN 1     10.44                     10.09   0.35    15.82

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0      0.0
  SINCE MAR 1      6.5                       5.7    0.8      5.1
  SINCE JUL 1     34.8                      36.7   -1.9     22.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         7     -7        0
  MONTH TO DATE   51                       119    -68      147
  SINCE MAR 1   1670                      1457    213     1303
  SINCE JUL 1   6611                      6459    152     5377

 COOLING
  YESTERDAY        3                         1      2        3
  MONTH TO DATE   20                        12      8        4
  SINCE MAR 1     20                        20      0       12
  SINCE JAN 1     20                        20      0       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     6.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           700 AM
 LOWEST     67           300 PM
 AVERAGE    82

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        90      1944
                                             1941
 MINIMUM TEMPERATURE (F)   48        31      2016
                                             1926


SUNRISE AND SUNSET
MAY 15 2018...........SUNRISE   535 AM CDT   SUNSET   811 PM CDT
MAY 16 2018...........SUNRISE   534 AM CDT   SUNSET   812 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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