Fort Smith, AR Hourly Weather

Hour-by-Hour Forecast

Today's Weather Breakdown

Currently 79°F and partially cloudy. Today in Fort Smith, AR: high of 81°F, low of 73°F with overcast. 30% chance of rain.

Hour-by-Hour Temperature & Rain Probability

In Fort Smith, AR today, temperatures start near 73°F in the early morning and climb toward a high of 81°F in the afternoon. Rain probability climbs through the day, reaching around 30%. The afternoon hours carry the highest precipitation risk — bring an umbrella if you plan to be outside.

Reading the Hourly Weather Forecast

The hour-by-hour table shows temperature, feels-like temperature, precipitation probability, wind speed, humidity, and UV index for each hour of the day in Fort Smith. Rain probability above 40% for a given hour indicates a meaningful chance of precipitation during that window. UV index above 6 means sun protection is recommended for extended time outdoors.

Hourly forecasts are updated from live weather station data. For the full multi-day picture, see the Fort Smith 10-day forecast or check tomorrow's rain forecast for precipitation timing.

Hour-by-Hour Forecast for Fort Smith, AR

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