Fort Smith weather live forecast

Tomorrow's maximum temperature in Fort Smith is expected to be 82°F.

5-day weather forecast updated at 04:01 on Sunday 15th June 2025 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 15th June 2025

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 74% chance of some rain and little or no wind of 4 mph from the west.

  • 82°F maximum temperature82
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 74% chance of some rain74
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 4 mph from the West4
    mph wind from W

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Fort Smith weather for Monday 16th June 2025

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and little or no wind of 3 mph from the south.

  • 86°F maximum temperature86
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 37% chance of some rain37
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 mph from the South3
    mph wind from S

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Fort Smith weather for Tuesday 17th June 2025

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 16% chance of some rain and a gentle breeze of 8 mph from the south.

  • 91°F maximum temperature91
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 16% chance of some rain16
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 8 mph from the South8
    mph wind from S

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Fort Smith weather for Wednesday 18th June 2025

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 10 mph from the south-west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 53% chance of some rain53
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 10 mph from the South-West10
    mph wind from SW

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Fort Smith weather for Thursday 19th June 2025

Expect isolated thunderstorms in Fort Smith, Arkansas with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 57% chance of some rain and a light breeze of 4 mph from the south-west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 73°F minimum temperature73
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 57% chance of some rain57
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 4 mph from the South-West4
    mph wind from SW

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