Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 122131
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
431 PM CDT FRI MAY 12 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 12 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         72    257 PM  88    1896  71      1       70
  MINIMUM         48    457 AM  29    1981  47      1       51
  AVERAGE         60                        59      1       61

PRECIPITATION (IN)
  TODAY            0.00          1.20 1912   0.12  -0.12     0.05
  MONTH TO DATE    1.87                      1.38   0.49     1.73
  SINCE MAR 1     11.79                      7.05   4.74     8.64
  SINCE JAN 1     15.82                      9.83   5.99    10.17

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 MAR 1      5.1                       5.7   -0.6      2.8
  SINCE JUL 1     22.1                      36.7  -14.6     24.0

DEGREE DAYS
 HEATING
  TODAY            5                         7     -2        4
  MONTH TO DATE  148                       105     43      104
  SINCE MAR 1   1304                      1443   -139     1254
  SINCE JUL 1   5378                      6445  -1067     5440

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                        10    -10        0
  SINCE MAR 1      8                        18    -10        7
  SINCE JAN 1      8                        18    -10        7
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     2.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           100 AM
 LOWEST     44           300 PM
 AVERAGE    67

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        88      1991
                                             1940
 MINIMUM TEMPERATURE (F)   47        32      1938
                                             1923


SUNRISE AND SUNSET
MAY 12 2017...........SUNRISE   538 AM CDT   SUNSET   808 PM CDT
MAY 13 2017...........SUNRISE   537 AM CDT   SUNSET   809 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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