Climatological Report (Daily)
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000
CDUS43 KILX 170647
CLIMTO


CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1247 AM CST SUN DEC 17 2017


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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         53    305 PM  MM      MM  38     15       31
  MINIMUM         31    723 AM  MM      MM  24      7       13
  AVERAGE         42                        31     11       22

PRECIPITATION (IN)
  YESTERDAY        0.00         MM      MM   0.06  -0.06      T
  MONTH TO DATE    0.14                      1.30  -1.16     0.15
  SINCE DEC 1      0.14                      1.30  -1.16     0.15
  SINCE JAN 1     35.83                     36.58  -0.75    31.16

DEGREE DAYS
 HEATING
  YESTERDAY       23                        34    -11       43
  MONTH TO DATE  463                       507    -44      592
  SINCE DEC 1    463                       507    -44      592
  SINCE JUL 1   1393                      1566   -173     1303

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1161                      1057    104     1316
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    12.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           100 AM
 LOWEST     44           200 PM
 AVERAGE    61

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


THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        MM        MM
 MINIMUM TEMPERATURE (F)   24        MM        MM


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   708 AM CST   SUNSET   431 PM CST
DECEMBER 18 2017......SUNRISE   708 AM CST   SUNSET   431 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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