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

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CDUS43 KDMX 180654
CLIALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
150 AM CDT MON SEP 18 2017


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

...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 17 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         72    310 PM  95    1988  75     -3       72
                                      1925
  MINIMUM         52   1014 PM  32    1916  50      2       52
  AVERAGE         62                        63     -1       62

PRECIPITATION (IN)
  YESTERDAY        0.31          2.12 1977   0.08   0.23     0.00
  MONTH TO DATE    0.37                      1.54  -1.17     3.43
  SINCE SEP 1      0.37                      1.54  -1.17     3.43
  SINCE JAN 1     23.05                     27.82  -4.77    32.12

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        3                         5     -2        3
  MONTH TO DATE   39                        47     -8       10
  SINCE SEP 1     39                        47     -8       10
  SINCE JUL 1     56                        67    -11       15

 COOLING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE   42                        60    -18       67
  SINCE SEP 1     42                        60    -18       67
  SINCE JAN 1    633                       772   -139      820
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           100 AM
 LOWEST     38           300 PM
 AVERAGE    68

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        93      1955
 MINIMUM TEMPERATURE (F)   50        28      1929


SUNRISE AND SUNSET
SEPTEMBER 18 2017.....SUNRISE   653 AM CDT   SUNSET   713 PM CDT
SEPTEMBER 19 2017.....SUNRISE   654 AM CDT   SUNSET   712 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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