Climatological Report (Daily)
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438
CDUS43 KDMX 040645
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1240 AM CST THU JAN 4 2018

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

...THE MASON CITY IA CLIMATE SUMMARY FOR JANUARY 3 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         16   1205 AM  45    1933  25     -9       32
  MINIMUM         -9   1159 PM -31    1919   8    -17        2
  AVERAGE          4                        16    -12       17

PRECIPITATION (IN)
  YESTERDAY        T             1.02 1971   0.03  -0.03      T
  MONTH TO DATE    T                         0.08  -0.08     0.15
  SINCE DEC 1      0.28                      1.32  -1.04     2.31
  SINCE JAN 1      T                         0.08  -0.08     0.15

SNOWFALL (IN)
  YESTERDAY        T            11.0  1971   0.3   -0.3       T
  MONTH TO DATE    0.2                       0.9   -0.7       T
  SINCE DEC 1      4.4                      10.2   -5.8     14.9
  SINCE JUL 1      4.6                      14.9  -10.3     14.9
  SNOW DEPTH       4

DEGREE DAYS
 HEATING
  YESTERDAY       61                        49     12       48
  MONTH TO DATE  205                       147     58      121
  SINCE DEC 1   1590                      1556     34     1512
  SINCE JUL 1   3093                      3236   -143     2676

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    15.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83          1100 PM
 LOWEST     71           700 PM
 AVERAGE    77

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   25        45      2007
                                             1964
 MINIMUM TEMPERATURE (F)    8       -26      1942


SUNRISE AND SUNSET
JANUARY  4 2018.......SUNRISE   745 AM CST   SUNSET   452 PM CST
JANUARY  5 2018.......SUNRISE   745 AM CST   SUNSET   453 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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