Weather forecast for tomorrowWaterloo, OR

Weather forecast for tomorrow

Sunday Oct 25, 2026

  • 55°F
  • 48°F
Rain
Rain
  • Precip. probability: 97%
  • Precipitation: 0.91"
  • Wind: 7mphS 175°
  • Humidity: 73%
  • UV index: 1
  • Sunrise: 7:39 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
Tomorrow, in Waterloo, the forecast calls for continuous rainfall and overcast skies.
Substantial precipitation is predicted. Day and night temperatures will present a subtle difference, from a maximum of a refreshing 55.4°F to a minimum of a chilly 48.2°F.
It will be colder, and the temperature will align more closely with November's average high of 51.4°F than October's.
Sunrise will be at 7:39 am and sunset at 6:10 pm; tomorrow's daylight will last for 10h and 31min.

Hourly overview

Hourly temperatures

Warmest period: 12 pm - 3 pm 55°C.
Coldest period: 3 am - 6 am 43°C.

Chance of precipitation

Highest chance: 3 pm 92%.

Hourly weather forecast

  • 12 am
  • 45°F
  • Feels like:
    45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphS 175°
  • Humidity: 75%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 43°F
  • Feels like:
    43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphSSE 159°
  • Humidity: 74%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 156°
  • Humidity: 72%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSE 159°
  • Humidity: 73%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:39 am
  • 8 am
  • 43°F
  • Feels like:
    39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSSE 153°
  • Humidity: 72%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 7mphSSE 163°
  • Humidity: 61%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    54°F
Rain
Rain
  • Precip. probability: 64%
  • Precipitation: 0.08"
  • Wind: 7mphSSW 197°
  • Humidity: 62%
  • Pressure: 29.94"Hg
  • Visibility: 4mi
  • UV index: 1
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    54°F
Rain
Rain
  • Precip. probability: 73%
  • Precipitation: 0.12"
  • Wind: 6mphSSW 205°
  • Humidity: 73%
  • Pressure: 29.94"Hg
  • Visibility: 4mi
  • UV index: 1
  • ▼
  • 4 pm
  • 54°F
  • Feels like:
    52°F
Rain
Rain
  • Precip. probability: 97%
  • Precipitation: 0.12"
  • Wind: 7mphS 183°
  • Humidity: 87%
  • Pressure: 29.94"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
  • 6 pm
  • 54°F
  • Feels like:
    52°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.08"
  • Wind: 6mphSSE 162°
  • Humidity: 88%
  • Pressure: 29.94"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
Sunset: 6:10 pm
  • 8 pm
  • 52°F
  • Feels like:
    50°F
Showers
Showers
  • Precip. probability: 56%
  • Precipitation: 0.04"
  • Wind: 5mphSSE 167°
  • Humidity: 97%
  • Pressure: 29.97"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    48°F
Rain
Rain
  • Precip. probability: 67%
  • Precipitation: 0.04"
  • Wind: 6mphSSE 164°
  • Humidity: 97%
  • Pressure: 29.97"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, a combination of cloudy, rain-soaked and sun-filled weather is expected.
Rainfall is expected from 11 am to 11 pm. With moderate precipitation of 0.16", most rainfall is expected at 3 pm.
The temperature will be between a minimum of 42.8°F and a maximum of 55.4°F. The warmest part of the day will be from 11 am to 3 pm.
The maximum temperature tomorrow will be more in line with November's average high of 51.4°F than October's usual of 62.1°F. The minimum temperature will be moderately higher than October's average low of 44.2°F.
Updated: Oct 24, 2026 @ 22:51:27 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, wet conditions will dominate, with rain falling for much of the day.

Increased precipitation of 0.91" is forecasted with a high probability.

Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 48.2°F.
Tomorrow, the maximum temperature will be a few degrees lower than the average highest temperature in October. Tomorrow, the lowest temperature will be also slightly warmer than the average low temperature.

On Sunday, in Waterloo, sunrise will be at 7:39 am and sunset at 6:10 pm (PDT).

Tomorrow, the daylight will last for 10h and 31min.