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

Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

97°F

36°C

Humidity 33%
Wind Speed NE 8 mph
Barometer 29.91 in (1012.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 23 Aug 6:53 pm CDT
Extended Forecast for

Mill Creek AR

Heat Advisory August 23, 07:12pm until August 23, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory August 23, 07:12pm until August 23, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 77 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 105. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 98 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Increasing clouds, with a low around 75. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 103. Heat index values as high as 110. East wind 5 to 10 mph becoming south in the afternoon.

    High: 103 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. East wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 100. East wind around 5 mph becoming west in the afternoon.

    High: 100 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. North wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.

    High: 100 °F

    Hot

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. East wind 5 to 10 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 105. East wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 75. East wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 103. Heat index values as high as 110. East wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
Partly cloudy, with a low around 75. East wind around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 100. East wind around 5 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 75. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 75. East wind around 5 mph.
Friday
Sunny, with a high near 99. Southeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 75. East wind around 5 mph.
Saturday
Sunny and hot, with a high near 100. East wind around 5 mph becoming south in the afternoon.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 77. South wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 101. Southeast wind 5 to 10 mph becoming south in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mill Creek AR
 35.36°N 94.45°W
Last Update:
6:50 pm CDT Aug 23, 2026
Forecast Valid:
7pm CDT Aug 23, 2026-6pm CDT Aug 30, 2026
 
Forecast Discussion
 
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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