Climatological Report (Daily)
Issued by NWS Des Moines, IA

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CDUS43 KDMX 150635 RRA
CLIALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1234 AM CST FRI DEC 15 2017


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

...THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         27   1159 PM  57    1975  31     -4       18
  MINIMUM         14    452 AM -21    1901  14      0        2
  AVERAGE         21                        22     -1       10

PRECIPITATION (IN)
  YESTERDAY        0.00          0.61 2015   0.04  -0.04     0.00
  MONTH TO DATE    0.04                      0.64  -0.60     0.80
  SINCE DEC 1      0.04                      0.64  -0.60     0.80
  SINCE JAN 1     29.50                     34.04  -4.54    40.77

SNOWFALL (IN)
  YESTERDAY        0.0           4.0  2005   0.4   -0.4      0.0
  MONTH TO DATE    T                         4.6   -4.6      6.5
  SINCE DEC 1      T                         4.6   -4.6      6.5
  SINCE JUL 1      T                         8.0   -8.0      6.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       44                        43      1       55
  MONTH TO DATE  499                       564    -65      601
  SINCE DEC 1    499                       564    -65      601
  SINCE JUL 1   1890                      2047   -157     1590

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    720                       799    -79      869
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           400 AM
 LOWEST     57           300 PM
 AVERAGE    73

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        54      1923
                                             1910
 MINIMUM TEMPERATURE (F)   13       -21      1917


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   733 AM CST   SUNSET   437 PM CST
DECEMBER 16 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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