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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

70°F

21°C

Humidity 81%
Wind Speed S 8 mph
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 12 Oct 5:55 am CDT
Extended Forecast for

Pottsboro TX

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind around 10 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Heat index values as high as 100. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South southeast wind around 10 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. South wind 10 to 15 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southeast wind around 10 mph.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind around 10 mph becoming northwest in the afternoon.

    High: 84 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Partly cloudy, with a low around 61. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 71. Breezy, with a north wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 71 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Columbus Day
Sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 74. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 92. Heat index values as high as 100. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 75. South southeast wind around 10 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. South wind 10 to 15 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southeast wind around 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind around 10 mph becoming northwest in the afternoon.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61. North wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 71. Breezy, with a north wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pottsboro TX
 33.78°N 96.68°W (Elev. 751 ft)
Last Update:
6:06 am CDT Oct 12, 2026
Forecast Valid:
6am CDT Oct 12, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation