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State Forecast for Washington , IA
Change Zip Code: 
 
220
FPUS63 KDMX 042120
SFTIA
IAZ001>099-051000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Mon May 4 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
TueWedThuFriSatSunMon
May 05May 06May 07May 08May 09May 10May 11
...WESTERN IOWA...
Spencer
PtcldyPtcldySunnySunnyPtcldyPtcldySunny
36/5629/5532/6536/6838/7241/6739/70
10/0000/0000/0010/1010/1020/2020/10
Sioux City
PtcldyPtcldySunnyPtcldyPtcldyPtcldySunny
41/5933/5834/7040/7142/7545/6941/73
20/1010/0000/0010/1010/1040/4020/10
Carroll
PtcldyPtcldySunnyPtcldySunnyPtcldySunny
44/5936/5736/6742/7044/7447/6744/70
30/1010/0000/0010/1010/1030/3020/10
Atlantic
MocldyMocldySunnyPtcldyPtcldyPtcldySunny
45/5838/5636/6543/7044/7449/6844/70
40/2010/1000/1010/1010/1040/4030/10
Shenandoah
MocldyMocldySunnyPtcldySunnyPtcldySunny
48/6042/5937/6946/7346/7651/6945/72
50/3030/3010/0010/1010/1050/5030/20
...CENTRAL IOWA...
Mason City
PtcldyPtcldyPtcldySunnySunnyPtcldySunny
38/5532/5434/6339/6640/7044/6642/67
10/1000/0000/0010/1010/0020/2020/10
Fort Dodge
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
42/5835/5636/6742/6943/7446/6843/71
20/1010/0000/0010/1010/0030/3020/10
Ames
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
46/5938/5637/6743/6944/7448/6844/70
30/1010/0000/0010/1010/0030/3020/10
Marshalltown
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
43/5735/5534/6441/6742/7246/6642/67
30/1010/0000/0010/1010/0020/3030/10
Des Moines
MocldyMocldyPtcldyPtcldySunnyPtcldySunny
49/5941/5739/6546/7046/7451/6847/69
40/2010/1000/1010/1010/0030/4030/10
Creston
MocldyMocldySunnyPtcldyPtcldyPtcldySunny
47/5940/5637/6745/7045/7550/6744/70
40/2020/2010/1010/2020/1040/4040/10
Lamoni
MocldyMocldySunnyPtcldySunnyPtcldySunny
48/5941/5638/6546/7047/7552/6946/70
40/4030/2010/1010/2020/0040/4030/10
...EASTERN IOWA...
Decorah
PtcldyPtcldyPtcldyPtcldySunnyPtcldyPtcldy
40/5435/5336/6041/6342/6746/6443/65
20/0000/0000/1010/1010/0020/2020/10
Oelwein
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
42/5635/5436/6242/6542/7046/6543/67
20/0000/0000/1010/1010/0020/3030/10
Waterloo
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
43/5736/5636/6542/6743/7247/6744/69
30/1010/0000/1010/1010/0020/3030/10
Dubuque
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
44/5737/5637/6245/6543/7048/6744/67
20/1010/1010/1010/1010/0020/3030/10
Cedar Rapids
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
45/5839/5637/6444/6743/7349/6744/69
30/2010/1010/1010/2020/0020/3030/10
Iowa City
PtcldyPtcldyPtcldyPtcldySunnyPtcldySunny
47/5940/5637/6446/6844/7350/6745/69
40/2010/1010/1010/2020/0020/3030/10
Quad Cities
PtcldyPtcldyPtcldyPtcldySunnyPtcldyPtcldy
47/5940/5738/6347/6844/7350/6746/69
60/2020/1010/1010/2020/1020/3030/10
Ottumwa
MocldyMocldySunnyPtcldySunnyPtcldySunny
47/6042/5838/6647/7045/7552/6846/70
30/3020/1010/1010/2020/0030/4030/10
Burlington
MocldyMocldyPtcldyPtcldySunnyMocldyPtcldy
49/6041/5638/6247/6846/7351/6746/67
40/4030/2010/1010/2020/1020/4040/10
Keokuk
MocldyMocldySunnyPtcldySunnyPtcldySunny
50/6043/5739/6447/6947/7552/6947/69
50/5030/2020/1010/3030/1020/5050/10
$$
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DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Strong Front Pushes Farther South, Snow Forming in Central High Plains Tuesday
Posted at 12:04PM Mon May 4, 2026 CDT
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