Climatological Report (Daily)
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CDUS43 KDMX 110656
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1244 AM CST MON DEC 11 2017


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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 10 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         36    229 PM  59    1979  29      7       20
  MINIMUM         20    118 AM -23    1919  13      7       10
  AVERAGE         28                        21      7       15

PRECIPITATION (IN)
  YESTERDAY        0.00          1.20 1911   0.04  -0.04     0.22
  MONTH TO DATE    0.01                      0.46  -0.45     0.56
  SINCE DEC 1      0.01                      0.46  -0.45     0.56
  SINCE JAN 1     30.47                     34.42  -3.95    46.14

SNOWFALL (IN)
  YESTERDAY        0.0          11.0  1970   0.4   -0.4      2.8
  MONTH TO DATE    T                         3.0   -3.0      4.9
  SINCE DEC 1      T                         3.0   -3.0      4.9
  SINCE JUL 1      0.2                       7.7   -7.5      4.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       37                        44     -7       50
  MONTH TO DATE  352                       423    -71      400
  SINCE DEC 1    352                       423    -71      400
  SINCE JUL 1   1855                      2103   -248     1564

 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    23   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    11.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           100 AM
 LOWEST     56           100 PM
 AVERAGE    70

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        57      1946
 MINIMUM TEMPERATURE (F)   12       -17      1934


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   735 AM CST   SUNSET   438 PM CST
DECEMBER 12 2017......SUNRISE   736 AM CST   SUNSET   438 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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