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Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Fair

90°F

32°C

Humidity 63%
Wind Speed SW 12 mph
Barometer 30.07 in (1016.7 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 25 Jul 12:56 pm CDT
Extended Forecast for

Logan AR

Heat Advisory July 26, 12:00pm until July 26, 08:00pm
Heat Advisory July 25, 01:01pm until July 25, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory July 25, 01:01pm until July 25, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 98. Heat index values as high as 106. Southwest wind around 5 mph.

    High: 98 °F

    Sunny

  • Sunday Night

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

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 99. Southwest wind 5 to 10 mph.

    High: 99 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. South wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Southwest wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 96. Heat index values as high as 110. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 98. Heat index values as high as 106. Southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 99. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 78. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 100. Southwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Southeast wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 96. South wind around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. South wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Logan AR
 36.21°N 94.39°W
Last Update:
12:50 pm CDT Jul 25, 2026
Forecast Valid:
1pm CDT Jul 25, 2026-6pm CDT Jul 31, 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