Fort Smith 7-day weather forecast

Written by:
August 4, 2025
ESOlex // Shutterstock

Fort Smith 7-day weather forecast

Stacker created the forecast for Fort Smith, Arkansas using data from OpenWeather. This week's high is 103 °F on Friday, while the low is 69 °F on Tuesday. There are expected to be 6 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, August 4

- High of 90 °F, low of 70 °F (49% humidity)
- Fair with a 100% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:28 AM, sunset at 8:18 PM
1 / 6
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Tuesday, August 5

- High of 96 °F, low of 69 °F (38% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:29 AM, sunset at 8:17 PM
2 / 6
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Wednesday, August 6

- High of 100 °F, low of 69 °F (35% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:30 AM, sunset at 8:16 PM
3 / 6
Maxim Grohotov // Shutterstock

Thursday, August 7

- High of 102 °F, low of 70 °F (33% humidity)
- Fair with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:31 AM, sunset at 8:15 PM
4 / 6
Deborah Kolb // Shutterstock

Friday, August 8

- High of 103 °F, low of 69 °F (35% humidity)
- Sunny with a 100% chance of rain (1 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 6:31 AM, sunset at 8:14 PM
5 / 6
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Saturday, August 9

- High of 98 °F, low of 71 °F (33% humidity)
- Mostly cloudy with a 95% chance of rain (1 mm of rain)
- Gentle breeze (10 mph wind)
- Sunrise at 6:32 AM, sunset at 8:13 PM
- Full moon
6 / 6
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Sunday, August 10

- High of 102 °F, low of 71 °F (36% humidity)
- Mostly sunny with a 100% chance of rain (2 mm of rain)
- Gentle breeze (10 mph wind)
- Sunrise at 6:33 AM, sunset at 8:12 PM

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