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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Harrison, Boone County Airport (KHRO)

Lat: 36.26°NLon: 93.15°WElev: 1365ft.

Mostly Cloudy

74°F

23°C

Humidity 88%
Wind Speed Calm
Barometer 29.72 in (1004.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 18 Jun 2:53 am CDT
Extended Forecast for

Coin AR

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Light and variable wind becoming northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers then
    Chance
    T-storms

  • Juneteenth

    Juneteenth: A chance of thunderstorms before 7am. Mostly cloudy, with a high near 83. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    T-storms then
    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 67. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 67 °F

    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 70. Calm wind.
Thursday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Light and variable wind becoming northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Juneteenth
A chance of thunderstorms before 7am. Mostly cloudy, with a high near 83. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm.
Saturday
Showers likely, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Southeast wind around 5 mph. Chance of precipitation is 30%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers and possibly a thunderstorm. Low around 67. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Monday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 78. Northwest wind around 5 mph becoming north in the afternoon.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. Calm wind becoming east around 5 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. East wind around 5 mph becoming calm.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Calm wind becoming east around 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Coin AR
 36.34°N 93.36°W
Last Update:
2:50 am CDT Jun 18, 2026
Forecast Valid:
3am CDT Jun 18, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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