Weather forecast for tomorrowFoster, OR

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 64°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 6mphNW 307°
  • Humidity: 71%
  • UV index: 3
  • Sunrise: 7:30 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
On Sunday, October 18, a partly cloudy outlook will keep the sky interesting throughout the day.
The temperature is forecasted to oscillate between a maximum of a comfortable 64.4°F and a minimum of a brisk 44.6°F.
Tomorrow, expect the temperature to remain near October's average maximum of 61.5°F.
Sunrise will be at 7:30 am and sunset at 6:21 pm; tomorrow's daylight will last for 10h and 52min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 63°C.
Coldest period: 3 am - 6 am 43°C.

Chance of precipitation

Highest chance: 6 am 23%.

Hourly weather forecast

  • 12 am
  • 48°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 1mphN 11°
  • Humidity: 97%
  • Pressure: 30.18"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 0mphN 359°
  • Humidity: 99%
  • Pressure: 30.15"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 0mphESE 103°
  • Humidity: 100%
  • Pressure: 30.15"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 0mphENE 68°
  • Humidity: 100%
  • Pressure: 30.12"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
Sunrise: 7:30 am
  • 8 am
  • 45°F
  • Feels like:
    45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 0mphENE 62°
  • Humidity: 96%
  • Pressure: 30.12"Hg
  • Visibility: 1mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphW 264°
  • Humidity: 90%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 3mphWNW 295°
  • Humidity: 70%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphNW 304°
  • Humidity: 57%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphWNW 299°
  • Humidity: 50%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphWNW 296°
  • Humidity: 53%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:21 pm
  • 8 pm
  • 54°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphS 170°
  • Humidity: 71%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphSE 136°
  • Humidity: 76%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily cloudy and occasionally sun-filled weather is anticipated.
The temperature will vary between the lowest temperature of 42.8°F and the highest temperature of 62.6°F. The warmest part of the day will be from 3 pm to 5 pm.
Tomorrow, expect conditions consistent with October's usual high temperature. Tomorrow, the minimum temperature will be also comparable to the average low for October.
Updated: Oct 17, 2026 @ 17:56:25 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect a mix of sun and clouds throughout the day.

Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 44.6°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 42.8°F.

On Sunday, in Foster, sunrise will be at 7:30 am and sunset at 6:21 pm (PDT).

In Foster, the length of the day tomorrow will be 10h and 52min.