Climatological Report (Daily)
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CDUS43 KDMX 080631
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1228 AM CST FRI DEC 8 2017


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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 7 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         22    314 PM  53    1916  30     -8       22
  MINIMUM          7    745 AM -18    1972  14     -7       11
  AVERAGE         15                        22     -7       17

PRECIPITATION (IN)
  YESTERDAY        0.00          0.90 1926   0.05  -0.05      T
  MONTH TO DATE    0.01                      0.33  -0.32     0.34
  SINCE DEC 1      0.01                      0.33  -0.32     0.34
  SINCE JAN 1     30.47                     34.29  -3.82    45.92

SNOWFALL (IN)
  YESTERDAY        0.0           6.0  1926   0.3   -0.3       T
  MONTH TO DATE    T                         2.0   -2.0      2.1
  SINCE DEC 1      T                         2.0   -2.0      2.1
  SINCE JUL 1      0.2                       6.7   -6.5      2.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       50                        43      7       48
  MONTH TO DATE  235                       292    -57      251
  SINCE DEC 1    235                       292    -57      251
  SINCE JUL 1   1738                      1972   -234     1415

 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    33   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    16.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           900 AM
 LOWEST     45           200 PM
 AVERAGE    63

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        65      1946
 MINIMUM TEMPERATURE (F)   13       -16      1958


SUNRISE AND SUNSET
DECEMBER  8 2017......SUNRISE   733 AM CST   SUNSET   438 PM CST
DECEMBER  9 2017......SUNRISE   733 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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