Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

Current conditions at

Harrison, Boone County Airport (KHRO)

Lat: 36.26°NLon: 93.15°WElev: 1365ft.

Thunderstorm in Vicinity

97°F

36°C

Humidity 43%
Wind Speed N 5 mph
Barometer 30.02 in (1014.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 30 Jul 3:53 pm CDT
Extended Forecast for

Delmar AR

Heat Advisory until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 30, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Northeast wind around 5 mph.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 81. Northeast wind around 5 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 61. East wind around 5 mph.

    Low: 61 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 81. East wind around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. East wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Calm wind.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Northeast wind around 5 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 61. East wind around 5 mph.
Saturday
Mostly sunny, with a high near 81. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 83. Calm wind becoming east around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. East wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming south around 5 mph.
Monday Night
Mostly clear, with a low around 64. East wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 89. Calm wind becoming southwest around 5 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Delmar AR
 36.16°N 93.34°W
3:50 pm CDT Jul 30, 2025
4pm CDT Jul 30, 2025-6pm CDT Aug 5, 2025
 
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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