State Forecast for Cumberland , IA
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790
FPUS63 KDMX 222120
SFTIA
IAZ001>099-231000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Sat Aug 22 2026
ROWS INCLUDE...
Daily predominant daytime weather 6AM-6PM
Forecast temperatures...early morning low/daytime high
Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM
- indicates temperatures below zero
MM indicates missing data
 
FCSTFCSTFCSTFCSTFCSTFCSTFCST
SunMonTueWedThuFriSat
Aug 23Aug 24Aug 25Aug 26Aug 27Aug 28Aug 29
...WESTERN IOWA...
Spencer
PtcldyPtcldyPtcldySunnySunnyPtcldyPtcldy
52/7957/7660/8359/8256/8156/8161/81
00/0050/5020/2020/2000/0010/2040/40
Sioux City
PtcldyPtcldyPtcldySunnySunnyPtcldyPtcldy
57/7861/8064/8362/8258/8161/8164/82
00/1050/5010/1020/2000/1030/3050/50
Carroll
PtcldyShwrsPtcldySunnySunnyPtcldyPtcldy
55/8060/7863/8364/8560/8361/8264/83
00/0050/5010/1020/2000/0010/2040/40
Atlantic
PtcldyPtcldyPtcldySunnySunnyPtcldyPtcldy
57/7862/7964/8365/8362/8161/8165/82
00/1040/4000/1020/2020/1010/2040/40
Shenandoah
PtcldyPtcldyPtcldyPtcldySunnyPtcldyPtcldy
60/8264/8366/8668/8764/8565/8568/86
00/0040/4010/1040/4000/1020/2030/30
...CENTRAL IOWA...
Mason City
SunnyPtcldyPtcldySunnySunnyPtcldyPtcldy
53/7855/7661/8363/8260/8158/8162/81
00/0010/2020/2020/2000/0000/1030/40
Fort Dodge
PtcldyShwrsPtcldySunnySunnyPtcldyPtcldy
54/8159/7862/8463/8560/8359/8364/83
00/0040/5010/1020/2020/0010/1040/40
Ames
PtcldyPtcldyPtcldySunnySunnyPtcldyPtcldy
56/7960/7864/8465/8563/8361/8265/83
00/0020/4010/1020/2010/0000/1030/30
Marshalltown
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
54/7957/7861/8364/8462/8260/8263/82
00/0010/3010/1020/2010/0000/1020/30
Des Moines
PtcldyPtcldyPtcldySunnySunnyPtcldyPtcldy
60/7962/7965/8568/8565/8364/8367/84
00/0030/4010/1020/2010/0000/1030/30
Creston
PtcldyPtcldyPtcldyPtcldySunnyPtcldyPtcldy
58/8063/8065/8568/8564/8364/8367/84
00/0020/4010/1030/3000/0010/1030/30
Lamoni
PtcldyPtcldyPtcldyPtcldySunnyPtcldyPtcldy
60/8163/8065/8567/8665/8464/8367/85
00/0020/4010/1030/2010/0000/1020/30
...EASTERN IOWA...
Decorah
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
54/7653/7659/8063/8261/8059/8061/80
00/0000/1010/2020/2010/0000/0020/30
Oelwein
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
55/7556/7561/7964/8161/7960/7963/79
00/0000/1010/2020/2010/0000/1020/30
Waterloo
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
54/7756/7662/8164/8362/8160/8064/81
00/0000/1020/2020/2010/0000/1020/30
Dubuque
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
56/7756/7760/7965/8363/8161/8063/80
00/0000/1000/2020/2020/1010/1010/30
Cedar Rapids
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
56/8057/7962/8265/8563/8262/8264/83
00/0000/1020/2020/2020/0000/1020/20
Iowa City
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
57/8058/7963/8366/8565/8363/8365/83
00/0000/1020/2020/2020/1000/1020/20
Quad Cities
SunnyPtcldyPtcldyPtcldySunnySunnyPtcldy
57/7957/7861/8065/8464/8262/8164/81
00/0000/1000/1020/2020/1010/1010/20
Ottumwa
SunnyPtcldyPtcldySunnySunnySunnyPtcldy
57/8260/8064/8567/8765/8463/8465/85
00/0010/2020/1020/2020/1000/1020/30
Burlington
SunnyPtcldyPtcldyPtcldySunnySunnyPtcldy
58/7958/7861/8165/8465/8263/8164/82
00/0000/1010/1020/2020/1000/1010/20
Keokuk
SunnyPtcldyPtcldyPtcldySunnySunnyPtcldy
58/7960/7863/8267/8566/8264/8266/83
00/0000/1010/1020/2020/1000/1020/20
$$
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Bryce Anderson – DTN Meteorologist
System Moving Through Midwest This Weekend, Another Next Week
Posted at 12:17PM Fri Aug 21, 2026 CDT
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