Fort Smith weather live forecast

Today's maximum temperature in Fort Smith is expected to be 31°C. Select a day from the live weather forecast for Fort Smith, Arkansas, USA for more weather parameters.

Sunday
12th Jul
31

22

6

9
Monday
13th Jul
33

24

8

9
Tuesday
14th Jul
33

23

9

8
Wednesday
15th Jul
31

23

8

8
Thursday
16th Jul
33

23

7

9

5-day weather forecast updated at 04:01 on Sunday 12th July 2026 GMT

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The 5-day weather forecast for Arkansas (Fort Smith) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Fort Smith weather forecast by day

Below are the detailed weather forecasts for Fort Smith for the next 5 days.

Fort Smith weather for Sunday 12th July 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and little or no wind of 3 kph from the east.

31
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
46
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
3
kph wind from E

Fort Smith weather for Monday 13th July 2026

Expect broken clouds in Fort Smith, Arkansas with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the east.

33
°C maximum temperature
24
°C minimum temperature
broken clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
4
kph wind from E

Fort Smith weather for Tuesday 14th July 2026

Expect scattered clouds in Fort Smith, Arkansas with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the east.

33
°C maximum temperature
23
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
4
kph wind from E

Fort Smith weather for Wednesday 15th July 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and little or no wind of 3 kph from the south-west.

31
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
8
UV index (Very High)
56
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
3
kph wind from SW

Fort Smith weather for Thursday 16th July 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and little or no wind of 5 kph from the south-west.