Fort Smith weather live forecast

Today's maximum temperature in Fort Smith is expected to be 38°C. Select a day from the live weather forecast for Fort Smith, Arkansas, USA for more weather parameters.

Tuesday
28th Jul
38

27

10

9
Wednesday
29th Jul
34

28

4

6
Thursday
30th Jul
33

27

5

6
Friday
31st Jul
35

26

6

9
Saturday
1st Aug
32

25

3

9

5-day weather forecast updated at 04:01 on Tuesday 28th 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 Tuesday 28th July 2026

Expect scattered clouds in Fort Smith, Arkansas with a maximum temperature of 38°C, very high levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the west.

38
°C maximum temperature
27
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
6
kph wind from W

Fort Smith weather for Wednesday 29th July 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a light breeze of 9 kph from the east.

34
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
6
UV index (High)
22
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
9
kph wind from E

Fort Smith weather for Thursday 30th July 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a light breeze of 8 kph from the east.

33
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
6
UV index (High)
37
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
8
kph wind from E

Fort Smith weather for Friday 31st July 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a light breeze of 10 kph from the east.

35
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
40
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
10
kph wind from E

Fort Smith weather for Saturday 1st August 2026

Expect broken clouds in Fort Smith, Arkansas with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.