Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Partly Cloudy

100°F

38°C

Humidity	32%
Wind Speed	Vrbl 5 mph
Barometer	29.92 in (1012.6 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	104°F (40°C)
Last update	4 Sep 1:53 pm CDT

More Information:

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

Extended Forecast for

Fort Smith AR

Heat Advisory until September 4, 07:00pm

Heat Advisory September 5, 12:00pm until September 5, 07:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until September 4, 07:00pm
NOW until 7:00pm Fri
Heat Advisory
This Afternoon
High: 102 °F
Hot
Tonight
Low: 77 °F
Mostly Clear
Saturday
High: 103 °F
Sunny then
Slight Chance
T-storms
Saturday Night
Low: 78 °F
Slight Chance
T-storms then
Mostly Clear
Sunday
High: 103 °F
Sunny then
Slight Chance
T-storms
Sunday Night
Low: 78 °F
Slight Chance
T-storms then
Mostly Clear
Labor Day
High: 103 °F
Hot
Monday Night
Low: 77 °F
Mostly Clear

Detailed Forecast

This Afternoon

Sunny and hot, with a high near 102. Heat index values as high as 108. Southeast wind around 5 mph.

Tonight

Mostly clear, with a low around 77. Southeast wind 5 to 10 mph becoming light and variable in the evening.

Saturday

A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 103. Heat index values as high as 108. Calm wind becoming southeast around 5 mph.

Saturday Night

A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. Southeast wind around 5 mph becoming calm.

Sunday

A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 103. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.

Sunday Night

A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 78. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.

Labor Day

Sunny and hot, with a high near 103. East wind around 5 mph.

Monday Night

Mostly clear, with a low around 77. East wind 5 to 10 mph.

Tuesday

Sunny and hot, with a high near 103. East wind around 5 mph becoming south in the afternoon.

Tuesday Night

Clear, with a low around 77. Southeast wind 5 to 10 mph becoming light after midnight.

Wednesday

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

Wednesday Night

Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm after midnight.