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

Sylvania, Plantation Airpark (KJYL)

Lat: 32.65°NLon: 81.6°WElev: 187ft.

Fog/Mist

78°F

26°C

Humidity 99%
Wind Speed E 3 mph
Barometer 30.01 in
Dewpoint 78°F (26°C)
Visibility 4.00 mi
Heat Index81°F (27°C)
Last update 22 Sep 9:35 am EDT
Extended Forecast for

Allendale SC

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 88. Light east wind.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 83. Calm wind becoming northeast 5 to 8 mph in the morning.

    High: 83 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 65. Northeast wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 77. North wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 77 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 88. Light east wind.
Tonight
A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 68. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 83. Calm wind becoming northeast 5 to 8 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 65. Northeast wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 77. North wind 6 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allendale SC
 33°N 81.31°W (Elev. 174 ft)
Last Update:
8:32 am EDT Sep 22, 2026
Forecast Valid:
9am EDT Sep 22, 2026-6pm EDT Sep 28, 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