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

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CDUS43 KDMX 112327 RRA
CLIALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
526 PM CST MON DEC 11 2017

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

...THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 11 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         37    243 PM  61    1965  32      5       30
  MINIMUM         25    753 AM -18    1976  15     10       14
  AVERAGE         31                        23      8       22

PRECIPITATION (IN)
  TODAY            0.03          0.58 2010   0.05  -0.02     0.06
  MONTH TO DATE    0.04                      0.52  -0.48     0.80
  SINCE DEC 1      0.04                      0.52  -0.48     0.80
  SINCE JAN 1     29.50                     33.92  -4.42    40.77

SNOWFALL (IN)
  TODAY           MM             7.0  2000   0.4   MM        1.1
  MONTH TO DATE    T                         3.5   -3.5      6.5
  SINCE DEC 1      T                         3.5   -3.5      6.5
  SINCE JUL 1      T                         6.9   -6.9      6.5
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           34                        42     -8       43
  MONTH TO DATE  374                       436    -62      428
  SINCE DEC 1    374                       436    -62      428
  SINCE JUL 1   1765                      1919   -154     1417

 COOLING
  TODAY            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    30   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           300 PM
 LOWEST     64          1100 AM
 AVERAGE    77

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


THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        58      1968
 MINIMUM TEMPERATURE (F)   14       -15      2000


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   730 AM CST   SUNSET   436 PM CST
DECEMBER 12 2017......SUNRISE   730 AM CST   SUNSET   437 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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