State Forecast for Le Mars , IA
Change Zip Code: 
 
995
FPUS63 KDMX 172120
SFTIA
IAZ001>099-181000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Fri Jul 17 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
SatSunMonTueWedThuFri
Jul 18Jul 19Jul 20Jul 21Jul 22Jul 23Jul 24
...WESTERN IOWA...
Spencer
SunnySunnySunnySunnyPtcldyPtcldyPtcldy
70/8762/9275/9766/8357/8158/8361/84
00/0000/0020/2020/0000/0020/2020/20
Sioux City
SunnySunnySunnySunnyPtcldyPtcldyPtcldy
73/9467/9777/10170/8962/8563/8564/88
00/0010/0000/1010/1000/1030/3020/20
Carroll
SunnySunnySunnySunnyPtcldyPtcldyPtcldy
73/9265/9374/10070/8860/8461/8662/88
10/2010/1000/0010/0000/0020/2020/20
Atlantic
SunnySunnySunnySunnyPtcldyPtcldyPtcldy
72/9369/9375/9772/8861/8363/8462/86
10/2020/0000/0010/0000/0020/2020/20
Shenandoah
SunnySunnySunnySunnyPtcldyPtcldyPtcldy
73/9472/9475/9875/9065/8565/8364/87
10/1010/0000/0010/1000/0020/2020/20
...CENTRAL IOWA...
Mason City
SunnySunnyTstrmsSunnySunnySunnySunny
72/8563/8771/9367/8158/7858/8061/82
00/0000/0030/5050/1000/0020/2020/20
Fort Dodge
SunnySunnySunnySunnySunnyPtcldyPtcldy
73/8964/9074/9869/8460/8160/8363/85
00/0000/0020/2020/1000/0020/2020/20
Ames
SunnySunnySunnySunnySunnyPtcldyPtcldy
73/9166/9073/9872/8662/8261/8462/85
10/2010/1010/1020/1000/0010/2020/20
Marshalltown
SunnySunnySunnySunnySunnyPtcldySunny
73/8965/8772/9569/8461/8059/8161/83
10/1010/1010/2020/2000/0020/2020/20
Des Moines
SunnySunnySunnySunnySunnyPtcldyPtcldy
75/9469/9175/9775/8864/8364/8564/86
10/2010/1000/1020/1000/0020/2030/30
Creston
SunnySunnySunnySunnyPtcldyPtcldyPtcldy
72/9370/9274/9675/8864/8363/8363/86
10/2020/0000/0010/1000/0020/2020/20
Lamoni
SunnySunnySunnySunnySunnyPtcldyPtcldy
72/9371/9274/9576/8965/8464/8264/86
20/1020/0000/0010/1000/0010/2020/20
...EASTERN IOWA...
Decorah
SunnySunnyPtcldySunnySunnySunnyPtcldy
73/8565/8470/8867/7956/7557/7860/79
00/0000/0030/7070/2000/0000/1010/20
Oelwein
SunnySunnyPtcldySunnySunnySunnyPtcldy
73/8665/8570/9170/8159/7758/7961/80
10/0000/0010/5050/2000/0000/2010/20
Waterloo
SunnySunnyPtcldySunnySunnyPtcldyPtcldy
73/8765/8771/9369/8360/7959/8162/82
10/0000/0010/4040/2000/0010/1010/20
Dubuque
SunnySunnyPtcldySunnySunnySunnySunny
73/8965/8669/9171/8560/8059/8262/83
30/1000/0010/6060/3000/0000/1010/20
Cedar Rapids
SunnySunnySunnySunnySunnySunnySunny
73/9067/8771/9471/8662/8060/8363/84
20/2010/0010/2040/3000/0000/1020/20
Iowa City
SunnySunnySunnySunnySunnySunnySunny
73/9168/8770/9473/8763/8261/8363/84
20/2020/1010/2040/4000/0000/1020/20
Quad Cities
SunnySunnyPtcldySunnySunnySunnySunny
73/9267/8769/9374/8761/7960/8362/84
30/3020/0010/4050/4000/0000/1020/20
Ottumwa
SunnySunnySunnySunnySunnyPtcldyPtcldy
73/9468/9073/9875/8964/8162/8562/86
20/2020/0000/1030/3000/0020/2020/20
Burlington
SunnySunnySunnySunnySunnySunnyPtcldy
73/9270/8770/9375/8865/8161/8262/84
30/3020/1010/1040/4000/0000/2020/20
Keokuk
SunnySunnySunnySunnySunnySunnyPtcldy
74/9271/8871/9377/8866/8262/8265/84
30/2030/1000/1030/3000/0000/2020/20
$$
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DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Heat Wave Continues for Western Corn Belt This Weekend, Then Ends
Posted at 12:00PM Fri Jul 17, 2026 CDT
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