Hot temperatures returning to the Southwest

After a brief reprieve, the southwestern U.S. will heat up again on Sunday and last for several days. Temperatures will be 10 to 15 degrees above normal in some locations, with daytime highs reaching 100 degrees in parts of the Inland Empire of southern California, and reaching 100-115 degrees in the deserts of Calif., Nevada and Arizona.
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Hazardous Weather Conditions

Current conditions at

Dallas / Addison Airport (KADS)

Lat: 32.97°NLon: 96.83°WElev: 643ft.

Fair

81°F

27°C

Humidity 81%
Wind Speed S 6 mph
Barometer 30.10 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 26 Jun 4:35 am CDT
Extended Forecast for

Lewisville TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 94. Heat index values as high as 99. South wind 5 to 10 mph.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    High: 94 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 77. South wind 5 to 10 mph.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 77 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 8am.  Mostly sunny, with a high near 95. Heat index values as high as 101. West southwest wind around 5 mph.

    Chance
    T-storms

    High: 95 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm  in the evening.

    Chance
    T-storms

    Low: 76 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 90. Calm wind becoming north northeast around 5 mph in the afternoon.

    Chance
    T-storms

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 75. Northeast wind 5 to 10 mph becoming light east northeast  after midnight.

    Chance
    T-storms then
    Partly Cloudy

    Low: 75 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95. East northeast wind around 5 mph becoming southeast in the afternoon.

    Mostly Sunny

    High: 95 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 75. Southeast wind 5 to 10 mph.

    Partly Cloudy

    Low: 75 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 94. South southeast wind 5 to 10 mph.

    Mostly Sunny

    High: 94 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 94. Heat index values as high as 99. South wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 77. South wind 5 to 10 mph.
Monday
A 30 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 95. Heat index values as high as 101. West southwest wind around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90. Calm wind becoming north northeast around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Northeast wind 5 to 10 mph becoming light east northeast after midnight.
Wednesday
Mostly sunny, with a high near 95. East northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 75. Southeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 94. South southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 76.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 95.
Click Map For Forecast
Point Forecast:
Lewisville TX
 33.05°N 97°W (Elev. 531 ft)
3:20 am CDT Jun 26, 2016
5am CDT Jun 26, 2016-6pm CDT Jul 2, 2016
 
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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