Waterloo, IA Weather Forecast
Local 7-day forecast
Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Waterloo, IA in one place.
A slight chance of rain showers after 1pm. Sunny, with a high near 76. Northwest wind 5 to 9 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Waterloo, IA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 12, 2026 12:08 AM CDT.
The active forecast window currently covers Oct 13 to Oct 18, 2026 for Waterloo, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 12:08 AM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Waterloo
Tuesday looks like the warmest upcoming period in Waterloo at 76 degrees F.
Friday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 23 to 26 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 12, 2026 12:08 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers before 7am. Partly sunny, with a high near 68. Chance of precipitation is 20%.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 20%.
Rain showers likely. Partly sunny, with a high near 64. Chance of precipitation is 70%.
Rain showers likely before 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Partly sunny, with a high near 56.
Partly cloudy, with a low around 35.
Sunny, with a high near 55.
Mostly clear, with a low around 39.
Sunny, with a high near 63.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Sunny then Slight Chance Rain Showers
|
76°F |
5 to 9 mph
NW
|
|
Tuesday Night
Oct 13
|
Chance Showers And Thunderstorms
|
55°F |
7 mph
N
|
|
Wednesday
Oct 14
|
Slight Chance Rain Showers then Partly Sunny
|
68°F |
9 mph
NNE
|
|
Wednesday Night
Oct 14
|
Mostly Cloudy then Slight Chance Rain Showers
|
53°F |
9 mph
NE
|
|
Thursday
Oct 15
|
Rain Showers Likely
|
64°F |
7 to 10 mph
E
|
|
Thursday Night
Oct 15
|
Rain Showers Likely
|
47°F |
8 to 21 mph
NNW
|
|
Friday
Oct 16
|
Partly Sunny
|
56°F |
23 to 26 mph
NW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
35°F |
3 to 20 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
55°F |
3 to 7 mph
W
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
39°F |
6 to 13 mph
SSW
|
|
Sunday
Oct 18
|
Sunny
|
63°F |
13 to 17 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Waterloo.
