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

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359
CDUS43 KDMX 192234
CLIALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
534 PM CDT TUE AUG 19 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 19 2025...
VALID TODAY AS OF 0520 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         84    358 PM 100    1916  83      1       80
                                      1983
  MINIMUM         66    552 AM  42    1963  61      5       58
  AVERAGE         75                        72      3       69

PRECIPITATION (IN)
  TODAY            0.00          4.00 1912   0.14  -0.14     0.00
  MONTH TO DATE    3.06                      2.59   0.47     0.61
  SINCE JUN 1     19.59                     12.65   6.94    13.24
  SINCE JAN 1     30.63                     25.52   5.11    32.48

SNOWFALL (IN)
  TODAY            0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 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
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        3
  SINCE JUN 1      6                        21    -15        4
  SINCE JUL 1      0                         3     -3        4

 COOLING
  TODAY           10                         7      3        4
  MONTH TO DATE  166                       151     15      138
  SINCE JUN 1    727                       660     67      668
  SINCE JAN 1    773                       732     41      704
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     3.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     67           300 PM
 AVERAGE    84

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


THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       101      1916
 MINIMUM TEMPERATURE (F)   61        33      1950


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   621 AM CDT   SUNSET   804 PM CDT
AUGUST 20 2025........SUNRISE   622 AM CDT   SUNSET   803 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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