Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 122138
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT SAT MAY 12 2018


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 12 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         53   1147 AM  88    1896  71    -18       73
  MINIMUM         43    706 AM  29    1981  47     -4       48
  AVERAGE         48                        59    -11       61

PRECIPITATION (IN)
  TODAY            0.28          1.20 1912   0.12   0.16     0.00
  MONTH TO DATE    2.05                      1.38   0.67     1.87
  SINCE MAR 1      4.43                      7.05  -2.62    11.79
  SINCE JAN 1      9.38                      9.83  -0.45    15.82

SNOWFALL (IN)
  TODAY            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

DEGREE DAYS
 HEATING
  TODAY           17                         7     10        4
  MONTH TO DATE   41                       105    -64      147
  SINCE MAR 1   1660                      1443    217     1303
  SINCE JUL 1   6601                      6445    156     5377

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   17                        10      7        0
  SINCE MAR 1     17                        18     -1        8
  SINCE JAN 1     17                        18     -1        8
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     77           300 PM
 AVERAGE    87

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


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 2018...........SUNRISE   539 AM CDT   SUNSET   808 PM CDT
MAY 13 2018...........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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