Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Light Rain

71°F

22°C

Humidity 99%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Jun 11:35 pm EDT
Extended Forecast for

4 Miles NE Monarch Mill SC

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Patchy fog before 2am, then patchy fog after 3am. Low around 69. Light and variable wind becoming south southwest around 5 mph after midnight.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 69 °F

    Heavy Rain
    and Patchy
    Fog

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce heavy rainfall.  Partly sunny, with a high near 87. West northwest wind around 6 mph.  Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 87 °F

    Heavy Rain
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 62. Calm wind.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 87. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog before 2am, then patchy fog after 3am. Low around 69. Light and variable wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Juneteenth
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 87. West northwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 62. Calm wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 85. Calm wind.
Saturday Night
Partly cloudy, with a low around 64. Calm wind.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 69.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Monday Night
A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Monarch Mill SC
 34.77°N 81.53°W (Elev. 558 ft)
9:30 pm EDT Jun 18, 2026
11pm EDT Jun 18, 2026-6pm EDT Jun 25, 2026
 
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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