National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

86°F

30°C

Humidity 61%
Wind Speed NW 6 mph
Barometer 29.93 in (1013.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 12 Aug 8:53 pm CDT
Extended Forecast for

Mill Creek AR

  • Tonight

    Tonight: Mostly cloudy, with a low around 74. West wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. Calm wind becoming northwest around 5 mph.

    High: 94 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. North wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 101. Calm wind.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.

    High: 98 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 74. West wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. Calm wind becoming northwest around 5 mph.
Wednesday Night
Mostly clear, with a low around 73. North wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 96. Heat index values as high as 101. Calm wind.
Thursday Night
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 77. South wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 97. Calm wind becoming southwest around 5 mph.
Monday Night
Partly cloudy, with a low around 76. South wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 97. Calm wind becoming northwest around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mill Creek AR
 35.36°N 94.42°W
Last Update:
8:50 pm CDT Aug 12, 2025
Forecast Valid:
9pm CDT Aug 12, 2025-6pm CDT Aug 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation