Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

85°F

29°C

Humidity	50%
Wind Speed	NE 8 mph
Barometer	29.96 in (1013.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	86°F (30°C)
Last update	22 Jul 8:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Fort Smith ARSimilar City Names

Tonight
Low: 74 °F
Clear
Thursday
High: 93 °F
Sunny
Thursday Night
Low: 75 °F
Mostly Clear
Friday
High: 95 °F
Partly Sunny
Friday Night
Low: 79 °F
Mostly Cloudy
Saturday
High: 98 °F
Partly Sunny
Saturday Night
Low: 79 °F
Mostly Clear
Sunday
High: 102 °F
Hot
Sunday Night
Low: 80 °F
Mostly Clear

Detailed Forecast

Tonight

Clear, with a low around 74. East wind around 5 mph.

Thursday

Sunny, with a high near 93. East wind around 10 mph, with gusts as high as 20 mph.

Thursday Night

Mostly clear, with a low around 75. East wind around 10 mph, with gusts as high as 20 mph.

Friday

Partly sunny, with a high near 95. Heat index values as high as 104. Southeast wind 5 to 10 mph.

Friday Night

Mostly cloudy, with a low around 79. Southeast wind 5 to 10 mph.

Saturday

Partly sunny, with a high near 98. Southwest wind 5 to 10 mph.

Saturday Night

Mostly clear, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.

Sunday

Sunny and hot, with a high near 102. Calm wind becoming southwest around 5 mph in the morning.

Sunday Night

Mostly clear, with a low around 80. Southwest wind around 5 mph becoming calm in the evening.

Monday

Sunny and hot, with a high near 104. Light south wind becoming southwest 5 to 10 mph in the morning.

Monday Night

Mostly clear, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.

Tuesday

Sunny and hot, with a high near 105. Calm wind becoming southwest around 5 mph in the morning.

Tuesday Night

Mostly clear, with a low around 80. South wind around 5 mph.

Wednesday

Mostly sunny and hot, with a high near 103. Southwest wind around 5 mph.

Additional Forecasts and Information

Zone Area Forecast for North and Central Sebastian, AR

Decision Support Page

Basemap Options

Click map to change the forecast location

Loading map...

ABOUT THIS FORECAST

Point Forecast:

Fort Smith ARSimilar City Names
35.36°N 94.39°W

6:50 pm CDT Jul 22, 2026

Forecast Valid:

9pm CDT Jul 22, 2026-6pm CDT Jul 29, 2026

Forecast Discussion

Additional Resources

Radar & Satellite Image

Link to Local Radar Data

Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation