State Forecast for Cedar Rapids , IA
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214
FPUS63 KDMX 170920
SFTIA
IAZ001>099-172200-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 AM CDT Sun May 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
TodayMonTueWedThuFriSat
May 17May 18May 19May 20May 21May 22May 23
...WESTERN IOWA...
Spencer
MocldyMocldyMocldyPtcldyPtcldyPtcldyPtcldy
/8550/6741/5835/6340/6644/7149/77
/4090/70100/5000/0000/1020/2020/30
Sioux City
MocldyMocldyPtcldyPtcldyPtcldyPtcldyPtcldy
/9149/6641/5937/6543/6746/7351/80
/3080/8090/3000/0000/1020/2030/30
Carroll
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8660/8048/6141/6344/6547/7253/78
/6070/80100/6000/0000/1020/2020/20
Atlantic
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8661/8349/6042/6244/6447/7153/78
/6060/80100/6000/0000/1020/2020/20
Shenandoah
PtcldyMocldyPtcldyPtcldyPtcldyPtcldyPtcldy
/8764/8650/6343/6447/6650/7355/80
/5070/60100/6000/0000/1020/2020/20
...CENTRAL IOWA...
Mason City
TstrmsMocldyMocldyPtcldyPtcldyPtcldyPtcldy
/8157/7747/5939/6041/6445/6949/75
/5070/40100/8000/0000/0010/2020/20
Fort Dodge
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8559/7950/6141/6343/6646/7252/78
/6070/70100/6000/0000/1010/2020/20
Ames
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8462/8352/6443/6345/6648/7252/78
/8080/60100/8000/0000/1010/2020/20
Marshalltown
TstrmsShwrsMocldyPtcldyPtcldyPtcldyPtcldy
/8363/8254/6442/6243/6546/7251/77
/9080/60100/9000/0000/1010/2020/20
Des Moines
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8567/8456/6547/6348/6651/7256/79
/7070/60100/9000/0000/1010/2020/10
Creston
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8465/8553/6343/6346/6549/7354/79
/6070/50100/9000/0000/1020/2020/20
Lamoni
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8466/8456/6545/6347/6650/7354/79
/7060/70100/10000/0000/1020/2020/10
...EASTERN IOWA...
Decorah
MocldyPtcldyMocldyPtcldySunnyPtcldyPtcldy
/8065/8057/6444/6043/6447/6951/75
/8070/40100/10000/0000/0010/2020/10
Oelwein
MocldyMocldyMocldyPtcldySunnyPtcldyPtcldy
/8164/8056/6543/6142/6445/6950/75
/8070/50100/10000/0000/0010/2020/10
Waterloo
TstrmsShwrsMocldyPtcldyPtcldyPtcldyPtcldy
/8363/8254/6643/6343/6645/7149/77
/7070/50100/10000/0000/0010/2020/20
Dubuque
MocldyPtcldyMocldyPtcldyPtcldyPtcldyPtcldy
/8567/8363/7347/6444/6747/7251/78
/8050/6090/9000/0000/0010/2020/10
Cedar Rapids
MocldyMocldyMocldySunnyPtcldyPtcldyPtcldy
/8566/8361/7146/6444/6747/7352/79
/8070/60100/10000/0000/0010/2020/20
Iowa City
PtcldyPtcldyMocldySunnyPtcldyPtcldyPtcldy
/8666/8462/7247/6545/6748/7352/79
/6070/7090/9000/0000/0010/2020/10
Quad Cities
MocldyPtcldyMocldyPtcldyPtcldyPtcldyPtcldy
/8768/8465/7648/6546/6848/7353/80
/4050/7080/8010/0000/0010/1020/10
Ottumwa
TstrmsTstrmsMocldyPtcldyPtcldyPtcldyPtcldy
/8668/8561/7048/6546/6850/7454/80
/6060/7090/9000/0000/1020/2020/10
Burlington
PtcldyPtcldyMocldyPtcldyPtcldyPtcldyPtcldy
/8768/8465/7750/6647/6950/7554/81
/2040/8080/8030/0000/0020/2020/10
Keokuk
PtcldyPtcldyMocldyPtcldyPtcldyMocldyPtcldy
/8669/8366/7651/6649/6952/7456/80
/1030/6080/8030/0000/0020/2020/10
$$
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Bryce Anderson – DTN Meteorologist
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Major Storm, Heavy Rain, Severe Weather for Central US This Weekend

Stalled boundary triggers central U.S. storms Friday; severe weather risk expands through the weekend.​​​​​​​​​​​​​​​​ » More DTN Weather Commentary
Posted at 11:32AM Sat May 16, 2026 CDT
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