Climatological Report (Daily)
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CDUS43 KDMX 290633 RRB
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1232 AM CST FRI DEC 29 2017

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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 28 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         13    852 PM  56    1984  25    -12       36
  MINIMUM          2    612 AM -21    1993   8     -6       24
  AVERAGE          8                        17     -9       30

PRECIPITATION (IN)
  YESTERDAY        0.07          0.72 1966   0.03   0.04     0.00
  MONTH TO DATE    0.09                      1.15  -1.06     2.16
  SINCE DEC 1      0.09                      1.15  -1.06     2.16
  SINCE JAN 1     30.55                     35.11  -4.56    47.74

SNOWFALL (IN)
  YESTERDAY        1.0           9.0  2015   0.3    0.7      0.0
  MONTH TO DATE    1.5                       8.4   -6.9     14.9
  SINCE DEC 1      1.5                       8.4   -6.9     14.9
  SINCE JUL 1      1.7                      13.1  -11.4     14.9
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY       57                        48      9       35
  MONTH TO DATE 1172                      1264    -92     1273
  SINCE DEC 1   1172                      1264    -92     1273
  SINCE JUL 1   2675                      2944   -269     2437

 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    21   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED    12.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           200 AM
 LOWEST     70          1100 PM
 AVERAGE    79

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   25        47      1999
 MINIMUM TEMPERATURE (F)    8       -21      1917


SUNRISE AND SUNSET
DECEMBER 29 2017......SUNRISE   745 AM CST   SUNSET   446 PM CST
DECEMBER 30 2017......SUNRISE   745 AM CST   SUNSET   447 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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