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 >

Current conditions at

Savannah-Hilton Head International Airport (KSAV)

Lat: 32.13°NLon: 81.2°WElev: 30ft.

Fair

78°F

26°C

Humidity 90%
Wind Speed S 7 mph
Barometer 29.97 in (1014.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Jun 4:53 am EDT
Extended Forecast for

6 Miles S Tillman SC

  • Today

    Today: A chance of showers, then showers and thunderstorms likely after 3pm. Increasing clouds, with a high near 93. Heat index values as high as 102. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Sunny then
    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 73. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely before 3pm, then a chance of showers. Mostly cloudy, with a high near 85. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 73. West wind 5 to 8 mph.

    Low: 73 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92.

    High: 92 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93.

    High: 93 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A chance of showers, then showers and thunderstorms likely after 3pm. Increasing clouds, with a high near 93. Heat index values as high as 102. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 73. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Juneteenth
Showers and thunderstorms likely before 3pm, then a chance of showers. Mostly cloudy, with a high near 85. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A 30 percent chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 73. West wind 5 to 8 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 72.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93.
Monday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Tillman SC
 32.37°N 81.11°W (Elev. 26 ft)
Last Update:
2:40 am EDT Jun 18, 2026
Forecast Valid:
4am EDT Jun 18, 2026-6pm EDT Jun 24, 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