
Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.
Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >
Hazardous Weather Conditions
Current conditions at
Fort Smith Regional Airport (KFSM)
Lat: 35.33°NLon: 94.37°WElev: 436ft.
A Few Clouds
100°F
38°C
| Humidity | 37% |
| Wind Speed | Vrbl 3 mph |
| Barometer | 30.13 in (1019.6 mb) |
| Dewpoint | 69°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 107°F (42°C) |
| Last update | 16 Sep 3:53 pm CDT |
Extended Forecast for
Natural Dam AR
This Afternoon

High: 98 °F
Slight Chance
T-stormsTonight

Low: 76 °F
Mostly Clear
Thursday

High: 100 °F
Hot
Thursday Night

Low: 76 °F
Mostly Clear
Friday

High: 99 °F
Sunny
Friday Night

Low: 73 °F
Mostly Clear
Saturday

High: 98 °F
Sunny
Saturday Night

Low: 73 °F
Mostly Clear
Sunday

High: 96 °F
Sunny
Detailed Forecast
This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 98. Southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.
Thursday
Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming south around 5 mph.
Thursday Night
Mostly clear, with a low around 76. Calm wind.
Friday
Sunny, with a high near 99. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Calm wind.
Saturday
Sunny, with a high near 98. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 73. Calm wind.
Sunday
Sunny, with a high near 96. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind.
Tuesday Night
Partly cloudy, with a low around 68. Calm wind.
Wednesday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Natural Dam AR
35.65°N 94.39°W
35.65°N 94.39°W
4:50 pm CDT Sep 16, 2026
5pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026



