Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed W 3 mph
Barometer 30.00 in (1014.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Aug 4:53 am EDT
Extended Forecast for

2 Miles SE Travelers Rest SC

Heat Advisory August 17, 12:00pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 94. Heat index values as high as 101. West southwest wind 3 to 7 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 74. West wind 5 to 8 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 91. North wind 3 to 5 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. North northeast wind 9 to 13 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. North wind 5 to 7 mph becoming calm  in the afternoon.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 94. Heat index values as high as 101. West southwest wind 3 to 7 mph.
Tonight
Partly cloudy, with a low around 74. West wind 5 to 8 mph.
Tuesday
Sunny, with a high near 91. North wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 72. North northeast wind 9 to 13 mph.
Wednesday
Sunny, with a high near 91. North wind 5 to 7 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Friday Night
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Travelers Rest SC
 34.95°N 82.42°W (Elev. 1411 ft)
5:04 am EDT Aug 17, 2026
5am EDT Aug 17, 2026-6pm EDT Aug 23, 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