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CDUS43 KDMX 210658 RRA
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1256 AM CST SUN DEC 21 2014


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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 20 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         32   1159 PM  50    1918  26      6       21
  MINIMUM         28    425 AM -25    1983  10     18       18
  AVERAGE         30                        18     12       20

PRECIPITATION (IN)
  YESTERDAY        0.00          0.45 2006   0.03  -0.03     0.04
  MONTH TO DATE    0.41                      0.86  -0.45     0.51
  SINCE DEC 1      0.41                      0.86  -0.45     0.51
  SINCE JAN 1     34.52                     34.82  -0.30    38.34

SNOWFALL (IN)
  YESTERDAY        0.0           5.5  2012   0.3   -0.3       T
  MONTH TO DATE    T                         6.1   -6.1      5.7
  SINCE DEC 1      T                         6.1   -6.1      5.7
  SINCE JUL 1      8.0                      10.8   -2.8      7.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       35                        47    -12       45
  MONTH TO DATE  749                       882   -133      987
  SINCE DEC 1    749                       882   -133      987
  SINCE JUL 1   2648                      2562     86     2651

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    544                       616    -72      718
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     8.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     85           200 PM
 AVERAGE    93

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   26        55      1941
 MINIMUM TEMPERATURE (F)   10       -23      1989


SUNRISE AND SUNSET
DECEMBER 21 2014......SUNRISE   742 AM CST   SUNSET   441 PM CST
DECEMBER 22 2014......SUNRISE   742 AM CST   SUNSET   442 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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