Weather forecast for tomorrow
Fort Smith, MT

Weather forecast for tomorrow

Friday, Jun 20.

Mostly Sunny
5:21 am

9:05 pm
MDT
Mostly Sunny
86°F / 57°F
  • Wind: 10mph N
  • Humidity: 45%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 8
Tomorrow, on Friday, June 20, mainly sunny skies with just a few high clouds are also anticipated.
Temperature readings are expected to span from a high of a tropical 86°F to a low of a refreshing 57.2°F.
The maximum heat index, which adjusts the air temperature based on humidity, is computed to be a hot 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The expected high is higher and consistent with July's normal of 83.1°F rather than June's.
Sunrise will be at 5:21 am and sunset at 9:05 pm; tomorrow's daylight will last for 15h and 43min.

Frequently asked questions

What is the weather forecast for Fort Smith for tomorrow?
On Friday, predominantly sunny weather will make for pleasant outdoor conditions.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 86°F, while the lowest temperature will be 57.2°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at 86°F.
The maximum temperature will be noticeably higher than the average highest temperature of 73°F in June. The lowest temperature will be relatively higher than the average low of 51.4°F.
When are sunrise and sunset tomorrow?
On Friday, in Fort Smith, sunrise will be at 5:21 am and sunset at 9:05 pm (MDT).
How long will the day be tomorrow?
Tomorrow, the daylight will last for 15h and 43min.

Hourly weather forecast

12 am
  • 68°F
  • Feels like:
    68°F
Cloudy
Cloudy
  • Wind: 7mph SE
  • Pressure: 29.59"Hg
  • Humidity: 63%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph NNW
  • Pressure: 29.56"Hg
  • Humidity: 67%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NW
  • Pressure: 29.53"Hg
  • Humidity: 68%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:21 am
6 am
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph WNW
  • Pressure: 29.53"Hg
  • Humidity: 73%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Wind: 4mph NW
  • Pressure: 29.5"Hg
  • Humidity: 62%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Wind: 7mph NNW
  • Pressure: 29.44"Hg
  • Humidity: 49%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 79°F
  • Feels like:
    79°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph NNW
  • Pressure: 29.41"Hg
  • Humidity: 42%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NNE
  • Pressure: 29.38"Hg
  • Humidity: 37%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 84°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph ENE
  • Pressure: 29.32"Hg
  • Humidity: 35%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 82°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph ESE
  • Pressure: 29.29"Hg
  • Humidity: 38%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph NNE
  • Pressure: 29.32"Hg
  • Humidity: 52%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 9:05 pm
10 pm
  • 70°F
  • Feels like:
    70°F
Mostly Clear
Mostly Clear
  • Wind: 7mph N
  • Pressure: 29.32"Hg
  • Humidity: 60%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Friday, a combination of gloomy and clear weather is predicted.
The temperature will vary between the lowest temperature of 60.8°F and the highest temperature of 84.2°F. The hottest part of the day will be at 4 pm and 5 pm.
The expected temperature aligns more with July's average high than with June's 73°F. The expected low will be also more resembling what’s common in July than the current June average of 51.4°F.
Updated: Jun 19, 2025 @ 14:22:37 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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