Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Rockwall Municipal Airport (KF46)

Lat: 32.93°NLon: 96.43°WElev: 564ft.

Fair

79°F

26°C

Humidity 83%
Wind Speed S 5 mph
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 24 Jul 5:35 am CDT
Extended Forecast for

Lavon TX

  • Today

    Today: Mostly sunny and hot, with a high near 100. Heat index values as high as 106. South wind around 5 mph.

    Hot

    High: 100 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 78. Southeast wind around 5 mph.

    Partly Cloudy

    Low: 78 °F

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 94. Heat index values as high as 100. Calm wind becoming east around 5 mph in the afternoon.

    Chance
    T-storms

    High: 94 °F

  • Monday
    Night

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

    Chance
    T-storms

    Low: 76 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 93. Calm wind becoming east southeast around 5 mph in the afternoon.

    Chance
    T-storms

    High: 93 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.

    Partly Cloudy

    Low: 76 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 94. South southeast wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 94 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 76. South wind 5 to 10 mph.

    Mostly Cloudy

    Low: 76 °F

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 95. South southwest wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 95 °F

Detailed Forecast

Today
Mostly sunny and hot, with a high near 100. Heat index values as high as 106. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 78. Southeast wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. Heat index values as high as 100. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 76. South wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 95. South southwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 77.
Friday
Mostly sunny, with a high near 96.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 96.
Click Map For Forecast
Point Forecast:
Lavon TX
 33.03°N 96.46°W (Elev. 495 ft)
3:02 am CDT Jul 24, 2016
5am CDT Jul 24, 2016-6pm CDT Jul 30, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database