AFOS product CLIDSM
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CDUS43 KDMX 190633 RRC
CLIDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1232 AM CST TUE DEC 19 2017


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

...THE DES MOINES IA CLIMATE SUMMARY FOR DECEMBER 18 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         50    358 PM  64    1976  33     17        4
  MINIMUM         25    446 AM -16    1985  17      8      -12
                                      1983
  AVERAGE         38                        25     13       -4

PRECIPITATION (IN)
  YESTERDAY        0.00          0.86 1968   0.04  -0.04     0.00
  MONTH TO DATE    0.04                      0.90  -0.86     0.68
  SINCE DEC 1      0.04                      0.90  -0.86     0.68
  SINCE JAN 1     29.82                     35.50  -5.68    33.80

SNOWFALL (IN)
  YESTERDAY        0.0           5.7  2000   0.3   -0.3      0.0
  MONTH TO DATE    T                         5.3   -5.3      3.4
  SINCE DEC 1      T                         5.3   -5.3      3.4
  SINCE JUL 1      T                         8.2   -8.2      3.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       27                        40    -13       69
  MONTH TO DATE  534                       673   -139      754
  SINCE DEC 1    534                       673   -139      754
  SINCE JUL 1   1589                      1931   -342     1437

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1306                      1066    240     1448
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    11.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     46           300 PM
 AVERAGE    73

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


THE DES MOINES IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        58      1894
 MINIMUM TEMPERATURE (F)   17       -18      1884


SUNRISE AND SUNSET
DECEMBER 19 2017......SUNRISE   737 AM CST   SUNSET   447 PM CST
DECEMBER 20 2017......SUNRISE   737 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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