Climatological Report (Daily)
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CDUS43 KDMX 150635 RRC
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1234 AM CST FRI DEC 15 2017


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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         26   1016 PM  55    1998  28     -2       16
  MINIMUM         13    543 AM -17    1926  11      2       -1
  AVERAGE         20                        20      0        8

PRECIPITATION (IN)
  YESTERDAY        0.00          1.18 2015   0.04  -0.04     0.00
  MONTH TO DATE    0.02                      0.63  -0.61     0.67
  SINCE DEC 1      0.02                      0.63  -0.61     0.67
  SINCE JAN 1     30.48                     34.59  -4.11    46.25

SNOWFALL (IN)
  YESTERDAY        0.0           8.0  1907   0.3   -0.3      0.0
  MONTH TO DATE    T                         4.2   -4.2      6.0
  SINCE DEC 1      T                         4.2   -4.2      6.0
  SINCE JUL 1      0.2                       8.9   -8.7      6.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       45                        45      0       57
  MONTH TO DATE  513                       603    -90      626
  SINCE DEC 1    513                       603    -90      626
  SINCE JUL 1   2016                      2283   -267     1790

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    603                       616    -13      697
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     8.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     68          1200 AM
 AVERAGE    80

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   28        53      1939
 MINIMUM TEMPERATURE (F)   11       -20      1922


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   738 AM CST   SUNSET   439 PM CST
DECEMBER 16 2017......SUNRISE   739 AM CST   SUNSET   439 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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