Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Overcast

82°F

28°C

Humidity	88%
Wind Speed	Calm
Barometer	29.90 in (1012.0 mb)
Dewpoint	78°F (26°C)
Visibility	10.00 mi
Heat Index	91°F (33°C)
Last update	29 Jul 7:53 pm CDT

More Information:

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

Extended Forecast for

3 Miles SSW Diamond Grove AR

Heat Advisory July 30, 12:00pm until July 30, 09:00pm

Heat Advisory July 29, 08:14pm until July 29, 09:00pm

Click here for hazard details and duration

Heat Advisory

...

Heat Advisory July 29, 08:14pm until July 29, 09:00pm
NOW until 9:00pm Wed
Heat Advisory
Tonight
Low: 77 °F
Chance
T-storms
Thursday
High: 93 °F
Chance
T-storms
Thursday Night
Low: 76 °F
Partly Cloudy
Friday
High: 97 °F
Partly Sunny
Friday Night
Low: 75 °F
Slight Chance
T-storms then
Slight Chance
Showers
Saturday
High: 90 °F
Sunny
Saturday Night
Low: 70 °F
Mostly Clear
Sunday
High: 89 °F
Sunny

Detailed Forecast

Tonight

A chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. East wind around 5 mph. Chance of precipitation is 30%.

Thursday

A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 93. Heat index values as high as 105. East wind around 5 mph.

Thursday Night

Partly cloudy, with a low around 76. East wind around 5 mph.

Friday

Partly sunny, with a high near 97. Heat index values as high as 107. East wind 5 to 10 mph becoming southwest in the afternoon.

Friday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. West wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.

Saturday

Sunny, with a high near 90. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Saturday Night

Mostly clear, with a low around 70. North wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday

Sunny, with a high near 89. North wind 5 to 10 mph.

Sunday Night

Mostly clear, with a low around 70. Northeast wind around 5 mph becoming calm in the evening.

Monday

Sunny, with a high near 92. Calm wind becoming northeast around 5 mph in the afternoon.

Monday Night

Mostly clear, with a low around 71. East wind around 5 mph becoming calm in the evening.