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

Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

85°F

29°C

Humidity 31%
Wind Speed S 15 G 21 mph
Barometer 30.06 in (1016.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Apr 5:53 pm EDT
Extended Forecast for

Slater-Marietta SC

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Light and variable wind.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. Southwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Sunny, with a high near 87. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 60. Southwest wind 5 to 7 mph becoming calm after midnight.
Friday
Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. Light and variable wind.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 56.
Sunday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 73.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Slater-Marietta SC
 35.05°N 82.52°W (Elev. 1099 ft)
Last Update:
2:24 pm EDT Apr 15, 2026
Forecast Valid:
5pm EDT Apr 15, 2026-6pm EDT Apr 22, 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