Weather forecast for tomorrowHeyburn, OK

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 68°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphS 170°
  • Humidity: 58%
  • UV index: 5
  • Sunrise: 7:34 am CDT
  • Sunset: 6:45 pm CDT
  • ▼
Tomorrow, in Heyburn, uninterrupted sunshine is also anticipated.
A temperature range of a delightful 68°F to a frosty 42.8°F is expected.
The high temperature is forecasted to match October's standard maximum of 70.9°F.
Sunrise will be at 7:34 am and sunset at 6:45 pm; tomorrow's daylight will last for 11h and 11min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest hour: 6 am 41°C.

Chance of precipitation

Highest chance: 6 am 6%.

Hourly weather forecast

  • 12 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 0mphS 171°
  • Humidity: 83%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 0mphS 171°
  • Humidity: 87%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphSSE 160°
  • Humidity: 89%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphSSE 153°
  • Humidity: 91%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:34 am
  • 8 am
  • 41°F
  • Feels like:
    41°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphSSE 162°
  • Humidity: 90%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSE 167°
  • Humidity: 67%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 61°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 180°
  • Humidity: 50%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 2 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 179°
  • Humidity: 43%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphS 170°
  • Humidity: 41%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 157°
  • Humidity: 47%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:45 pm
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSE 146°
  • Humidity: 63%
  • 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: 2mphSSE 158°
  • Humidity: 73%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, sunny conditions are likely to prevail.
The temperature will be between the lowest temperature of 41°F and the highest temperature of 66.2°F. The warmest part of the day will be from 2 pm to 5 pm.
The high temperature is expected to be close to October's usual value of 70.9°F. The minimum temperature tomorrow will be more alike with November's average low of 43°F than October's average of 53.1°F.
Updated: Oct 17, 2026 @ 19:46:37 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect sunny weather with a crisp, clear sky.

Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 42.8°F.
The maximum temperature will be in line with the average highest temperature of 70.9°F in October. Tomorrow, the lowest temperature will be notably lower than the average low of 53.1°F.

On Sunday, in Heyburn, sunrise will be at 7:34 am and sunset at 6:45 pm (CDT).

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