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

Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

Current conditions at

Augusta Daniel Field (KDNL)

Lat: 33.47°NLon: 82.04°WElev: 411ft.

Overcast

76°F

24°C

Humidity 97%
Wind Speed Calm
Barometer 29.83 in (1009.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 3 Aug 2:53 am EDT
Extended Forecast for

Johnston SC

  • Overnight

    Overnight: Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 71. South wind around 6 mph.

    Low: 71 °F

    Patchy Fog

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 87. Southwest wind around 7 mph. Chance of precipitation is 30%.

    High: 87 °F

    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 71. South wind around 6 mph.
Monday
A chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 87. Southwest wind around 7 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnston SC
 33.84°N 81.81°W (Elev. 617 ft)
Last Update:
2:21 am EDT Aug 3, 2026
Forecast Valid:
2am EDT Aug 3, 2026-6pm EDT Aug 9, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation