Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

78°F

26°C

Humidity 85%
Wind Speed W 7 mph
Barometer 30.04 in (1015.9 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jul 1:53 am EDT
Extended Forecast for

2 Miles NNE Simpsonville SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. Light west southwest wind.

    Mostly Cloudy

    Low: 73 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 94. Heat index values as high as 103. Light northwest wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Mostly Sunny
    then Chance
    T-storms

    High: 94 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 10pm.  Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 74. Light west southwest wind.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Patchy Fog

    Low: 74 °F

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 9am.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms and
    Patchy Fog

    High: 94 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 73. West southwest wind 3 to 5 mph.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 73 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 92.

    Chance
    T-storms

    High: 92 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 73.

    Chance
    T-storms then
    Mostly Cloudy

    Low: 73 °F

  • Monday

    Monday: A chance of showers, then showers and thunderstorms likely after 11am.  Partly sunny, with a high near 90. Chance of precipitation is 60%.

    Chance
    T-storms then
    T-storms
    Likely

    High: 90 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely before 9pm, then a chance of showers between 9pm and 4am.  Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 71 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. Light west southwest wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 94. Heat index values as high as 103. Light northwest wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 74. Light west southwest wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 50 percent chance of showers and thunderstorms after 9am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 73. West southwest wind 3 to 5 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 73.
Monday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely before 9pm, then a chance of showers between 9pm and 4am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly after 3pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 84.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
2 Miles NNE Simpsonville SC
 34.76°N 82.25°W (Elev. 804 ft)
1:22 am EDT Jul 19, 2019
2am EDT Jul 19, 2019-6pm EDT Jul 25, 2019
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database