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

Heavy Rain and Thunderstorms in the Lower Ohio Valley and Southeast; Flooding Continues Along the East Coast of Florida

An approaching cold front may produce isolated heavy rainfall and severe weather today over portions of the Lower Ohio Valley and Southeast. While the heavy rainfall is ending across east Florida, significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

66°F

19°C

Humidity 60%
Wind Speed Vrbl 5 mph
Barometer 30.03 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 4 Nov 10:50 am CST
Extended Forecast for

Pottsboro TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 71. Northwest wind around 5 mph becoming calm.

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 52. Calm wind becoming east southeast around 5 mph.

    Low: 52 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 74. South southeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51. North wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 68. North wind around 10 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. North northeast wind around 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. North northeast wind around 5 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 66. North wind around 5 mph.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 71. Northwest wind around 5 mph becoming calm.
Tonight
Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 52. Calm wind becoming east southeast around 5 mph.
Thursday
Sunny, with a high near 74. South southeast wind 5 to 10 mph becoming west northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 51. North wind 5 to 10 mph.
Friday
Sunny, with a high near 68. North wind around 10 mph.
Friday Night
Partly cloudy, with a low around 47. North northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 64. North northeast wind around 5 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 66. North wind around 5 mph.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pottsboro TX
 33.75°N 96.66°W (Elev. 797 ft)
Last Update:
5:06 am CST Nov 4, 2026
Forecast Valid:
12pm CST Nov 4, 2026-6pm CST Nov 10, 2026
 
Forecast Discussion
 
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Additional Resources

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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