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

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Hazardous Weather Conditions

Current conditions at

Rockwall Municipal Airport (KF46)

Lat: 32.93°NLon: 96.43°WElev: 564ft.

Fair

47°F

8°C

Humidity 37%
Wind Speed N 12 mph
Barometer 30.51 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Nov 8:35 pm CST
Extended Forecast for

Lavon TX

Freeze Warning November 9, 09:00pm until November 10, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Clear, with a low around 33. North wind 5 to 15 mph.

    Low: 33 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 53. North wind 5 to 10 mph becoming light north northwest in the afternoon.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 38. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 38 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 67. South southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. South southwest wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Southeast wind 5 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 33. North wind 5 to 15 mph.
Monday
Sunny, with a high near 53. North wind 5 to 10 mph becoming light north northwest in the afternoon.
Monday Night
Clear, with a low around 38. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Veterans Day
Sunny, with a high near 67. South southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 51. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 76. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 56. Southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 61. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lavon TX
 33.03°N 96.43°W (Elev. 525 ft)
Last Update:
5:16 pm CST Nov 9, 2025
Forecast Valid:
8pm CST Nov 9, 2025-6pm CST Nov 16, 2025
 
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