Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Current conditions at

Gwinnett County Airport-Briscoe Field (KLZU)

Lat: 33.98°NLon: 83.96°WElev: 1037ft.

Partly Cloudy

93°F

34°C

Humidity 47%
Wind Speed N 7 mph
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 20 Jul 4:45 pm EDT
Extended Forecast for

2 Miles E Lilburn GA

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 95. Heat index values as high as 98. West wind around 5 mph.

    Slight Chance
    T-storms

    High: 95 °F

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 74. West wind around 5 mph becoming calm  in the evening.

    Slight Chance
    T-storms then
    Clear

    Low: 74 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 95. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the afternoon.

    Sunny then
    Slight Chance
    T-storms

    High: 95 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly clear, with a low around 75. South wind around 5 mph becoming calm  in the evening.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 75 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.

    Slight Chance
    T-storms

    High: 93 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 75.

    Slight Chance
    T-storms

    Low: 75 °F

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 91.

    Chance
    T-storms

    High: 91 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74.

    Chance
    T-storms

    Low: 74 °F

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 89.

    Chance
    T-storms

    High: 89 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 98. West wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. West wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Click Map For Forecast
Point Forecast:
2 Miles E Lilburn GA
 33.9°N 84.12°W (Elev. 846 ft)
1:01 pm EDT Jul 20, 2017
5pm EDT Jul 20, 2017-6pm EDT Jul 27, 2017
 
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