| National Weather Service Forecast for:
Waterloo IA Issued by: National Weather Service Des Moines, IA |
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| Updated: 11:52 am CDT May 4, 2026 | ||||||||||||||||||
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| This Afternoon |
A slight chance of showers before 4pm, then a slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 79. Breezy, with a west wind 18 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%. |
| Tonight |
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Increasing clouds, with a low around 44. Breezy, with a north northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 20%. |
| Tuesday |
Mostly sunny, with a high near 57. Northwest wind 6 to 11 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 38. North wind 6 to 9 mph. |
| Wednesday |
Partly sunny, with a high near 56. Northwest wind 6 to 10 mph. |
| Wednesday Night |
Mostly cloudy, with a low around 38. |
| Thursday |
Mostly sunny, with a high near 62. |
| Thursday Night |
Mostly cloudy, with a low around 40. |
| Friday |
Sunny, with a high near 65. |
| Friday Night |
Partly cloudy, with a low around 42. |
| Saturday |
Sunny, with a high near 71. |
| Saturday Night |
Mostly cloudy, with a low around 47. |
| Sunday |
Mostly sunny, with a high near 69. |
Forecast from NOAA-NWS for Waterloo IA.
