Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 170633
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT WED MAY 17 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 16 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    342 PM  90    1992  72     15       71
  MINIMUM         61    325 AM  29    1997  48     13       42
  AVERAGE         74                        60     14       57

PRECIPITATION (IN)
  YESTERDAY        0.00          2.54 1974   0.13  -0.13      T
  MONTH TO DATE    1.99                      1.89   0.10     1.95
  SINCE MAR 1     11.91                      7.56   4.35     8.86
  SINCE JAN 1     15.94                     10.34   5.60    10.39

SNOWFALL (IN)
  YESTERDAY        0.0           T    2014   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      5.1                       5.7   -0.6      2.8
  SINCE JUL 1     22.1                      36.7  -14.6     24.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         6     -6        8
  MONTH TO DATE  147                       132     15      163
  SINCE MAR 1   1303                      1470   -167     1313
  SINCE JUL 1   5377                      6472  -1095     5499

 COOLING
  YESTERDAY        9                         1      8        0
  MONTH TO DATE   16                        14      2        0
  SINCE MAR 1     24                        22      2        7
  SINCE JAN 1     24                        22      2        7
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED    12.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           200 AM
 LOWEST     32           600 PM
 AVERAGE    61

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        91      1934
 MINIMUM TEMPERATURE (F)   49        32      1930


SUNRISE AND SUNSET
MAY 17 2017...........SUNRISE   533 AM CDT   SUNSET   813 PM CDT
MAY 18 2017...........SUNRISE   532 AM CDT   SUNSET   814 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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