Fort Smith weather live forecast

Today's maximum temperature in Fort Smith is expected to be 18°C. Select a day from the live weather forecast for Fort Smith, Arkansas, USA for more weather parameters.

Wednesday
6th May
18

11

1

5
Thursday
7th May
22

11

13

7
Friday
8th May
28

9

14

8
Saturday
9th May
30

14

8

7
Sunday
10th May
27

18

4

7

5-day weather forecast updated at 04:01 on Wednesday 6th May 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 Wednesday 6th May 2026

Expect mostly cloudy with light rain in Fort Smith, Arkansas with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a light breeze of 8 kph from the north-east.

18
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
5
UV index (Moderate)
26
% chance of some rain
<2
mm of rainfall expected
18
°C wind chill
8
kph wind from NE

Fort Smith weather for Thursday 7th May 2026

Expect scattered clouds in Fort Smith, Arkansas with a maximum temperature of 22°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north.

22
°C maximum temperature
11
°C minimum temperature
scattered clouds
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
22
°C wind chill
4
kph wind from N

Fort Smith weather for Friday 8th May 2026

Expect clear skies in Fort Smith, Arkansas with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-west.

28
°C maximum temperature
9
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
7
kph wind from SW

Fort Smith weather for Saturday 9th May 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a light breeze of 7 kph from the south-east.

30
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
7
UV index (High)
29
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from SE

Fort Smith weather for Sunday 10th May 2026

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a light breeze of 10 kph from the north.