Weather forecast for tomorrowPorterfield, TN

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 70°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphNE 38°
  • Humidity: 46%
  • UV index: 5
  • Sunrise: 6:54 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
On Sunday, October 18, expect bright skies and plenty of sunshine.
A substantial temperature range, peaking at a pleasant 69.8°F and bottoming out at a wintry 37.4°F, is forecasted.
Tomorrow's temperature is expected to match October's standard peak of 69.3°F.
Sunrise will be at 6:54 am and sunset at 6:05 pm; tomorrow's daylight will last for 11h and 11min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 72°C.
Coldest hour: 6 am 39°C.

Chance of precipitation

Highest chance: 3 am - 6 am 5%.

Hourly weather forecast

  • 12 am
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphSE 127°
  • Humidity: 83%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphSSE 151°
  • Humidity: 90%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphSSE 158°
  • Humidity: 96%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 0mphS 183°
  • Humidity: 95%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:54 am
  • 8 am
  • 45°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 0mphSW 227°
  • Humidity: 87%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 57°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphWNW 285°
  • Humidity: 50%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 12 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphNNW 336°
  • Humidity: 33%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 2 pm
  • 72°F
  • Feels like:
    72°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 355°
  • Humidity: 27%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 72°F
  • Feels like:
    72°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 3°
  • Humidity: 27%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphN 8°
  • Humidity: 33%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:05 pm
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 1mphNNE 14°
  • Humidity: 52%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphNNE 27°
  • Humidity: 65%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, bright skies and dry conditions are anticipated.
The temperature will vary between the lowest temperature of 39.2°F and the highest temperature of 71.6°F. The warmest part of the day will be from 2 pm to 4 pm.
The temperature tomorrow will be consistent with the average high in October. Tomorrow, the overnight low is more alike with November's usual minimum of 39.7°F than October's 49.5°F.
Updated: Oct 18, 2026 @ 04:03:59 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, sunny skies are in store, with excellent visibility.

Tomorrow, the highest temperature will be 69.8°F, while the lowest temperature will be 37.4°F.
The highest temperature tomorrow will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be uncommonly lower than the average low of 49.5°F.

On Sunday, in Porterfield, sunrise will be at 6:54 am and sunset at 6:05 pm (CDT).

In Porterfield, tomorrow, there will be 11h and 11min of daylight.