Climatological Report (Daily)
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CDUS43 KDMX 220643
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1238 AM CST FRI DEC 22 2017

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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 21 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         29   1250 PM  55    1941  26      3       39
  MINIMUM         21   1159 PM -23    1989  10     11       17
  AVERAGE         25                        18      7       28

PRECIPITATION (IN)
  YESTERDAY        T             0.90 1920   0.04  -0.04     0.00
  MONTH TO DATE    0.02                      0.90  -0.88     1.07
  SINCE DEC 1      0.02                      0.90  -0.88     1.07
  SINCE JAN 1     30.48                     34.86  -4.38    46.65

SNOWFALL (IN)
  YESTERDAY        T             8.0  1920   0.3   -0.3      0.0
  MONTH TO DATE    T                         6.4   -6.4     11.3
  SINCE DEC 1      T                         6.4   -6.4     11.3
  SINCE JUL 1      0.2                      11.1  -10.9     11.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       40                        47     -7       37
  MONTH TO DATE  761                       929   -168     1020
  SINCE DEC 1    761                       929   -168     1020
  SINCE JUL 1   2264                      2609   -345     2184

 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    20   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED    13.0


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    92           700 PM
 LOWEST     57          1200 AM
 AVERAGE    75

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   26        55      1941
 MINIMUM TEMPERATURE (F)    9       -22      1989


SUNRISE AND SUNSET
DECEMBER 22 2017......SUNRISE   742 AM CST   SUNSET   442 PM CST
DECEMBER 23 2017......SUNRISE   743 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.

$$

ANSORGE



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