Weather Tomorrow in Waterloo, IA
Friday, October 9, 2026
High 75°FLow 55°F
Clear
- Rain chance
- 68%
- Wind
- 3-12 mph
- Humidity
- 77%
- Feels like
- 55–75°F
Data source: National Weather Service (NOAA) · Forecast issued
Precipitation Timeline
Rain likely starts around 4 AM and may continue until 9 AM. Peak chance: 68% around 5 AM.
Tomorrow by Hour
Local time. Rows with a 40% or higher chance of rain are shaded blue.
| Time | Sky | Temp | Rain | Wind (mph) |
|---|---|---|---|---|
| 12 AM | , Mostly Cloudy | 56°F | 14% | 3 E |
| 1 AM | , Slight Chance Rain Showers | 56°F | 19% | 5 ESE |
| 2 AM | , Chance Rain Showers | 55°F | 27% | 5 ESE |
| 3 AM | , Chance Rain Showers | 55°F | 36% | 5 SE |
| 4 AM | , Showers And Thunderstorms Likely | 55°F | 55% | 6 ESE |
| 5 AM | , Showers And Thunderstorms Likely | 55°F | 68% | 6 SE |
| 6 AM | , Showers And Thunderstorms Likely | 55°F | 63% | 7 ESE |
| 7 AM | , Chance Showers And Thunderstorms | 55°F | 52% | 7 SE |
| 8 AM | , Chance Showers And Thunderstorms | 55°F | 41% | 8 ESE |
| 9 AM | , Slight Chance Showers And Thunderstorms | 58°F | 23% | 8 ESE |
| 10 AM | , Slight Chance Showers And Thunderstorms | 61°F | 18% | 9 SE |
| 11 AM | , Slight Chance Showers And Thunderstorms | 64°F | 15% | 10 SE |
| 12 PM | , Mostly Sunny | 67°F | 11% | 10 SE |
| 1 PM | , Sunny | 70°F | 5% | 12 SE |
| 2 PM | , Sunny | 72°F | 3% | 12 SE |
| 3 PM | , Sunny | 74°F | 2% | 12 SE |
| 4 PM | , Sunny | 75°F | 1% | 12 SE |
| 5 PM | , Sunny | 75°F | 1% | 10 SE |
| 6 PM | , Mostly Clear | 73°F | 1% | 9 SE |
| 7 PM | , Clear | 69°F | 1% | 8 ESE |
| 8 PM | , Clear | 68°F | 1% | 9 SE |
| 9 PM | , Clear | 66°F | 1% | 9 SE |
| 10 PM | , Clear | 66°F | 1% | 9 SE |
| 11 PM | , Clear | 65°F | 1% | 9 SSE |
What to Wear Tomorrow
Warm and comfortable — dress light
Clothing
- T-shirt or light blouse
- Shorts or light pants
Footwear
Comfortable shoes or sandals
Accessories
- Umbrella
Conditions
- High
- 75°F
- Low
- 55°F
- Wind
- 3-12 mph
- Rain
- 68%
Rain expected around 4 AM — carry an umbrella.
Best Time to Be Outside Tomorrow
1 PM – 3 PM
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
93out of 100
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Frequently Asked Questions
What is the weather forecast for tomorrow in Waterloo, IA?
Tomorrow in Waterloo: High of 75°F, Low of 55°F. Clear with 68% chance of precipitation. Wind 3-12 mph.
Will it rain tomorrow in Waterloo?
Rain likely starts around 4 AM and may continue until 9 AM. Peak chance: 68% around 5 AM.
What should I wear tomorrow in Waterloo?
With a high of 75°F and low of 55°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA). A next-day forecast is the most reliable part of any forecast, but it can still change, so check again in the evening. The page shows when the forecast was issued.