Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

55°F

13°C

Humidity 47%
Wind Speed S 14 mph
Barometer 29.87 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 9 Dec 8:15 pm CST
Extended Forecast for

Sherman TX

  • Tonight

    Tonight: Clear, with a low around 44. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. North wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. South southwest wind 5 to 10 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. South wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67. South southwest wind around 5 mph becoming north in the afternoon.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Northeast wind around 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65. East northeast wind around 5 mph becoming south southwest in the afternoon.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. North northeast wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 44. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 61. North wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 37. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 62. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 46. South wind around 5 mph.
Friday
Sunny, with a high near 67. South southwest wind around 5 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 45. Northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 65. East northeast wind around 5 mph becoming south southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 34. North northeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Sherman TX
 33.64°N 96.6°W (Elev. 732 ft)
5:06 pm CST Dec 9, 2025
8pm CST Dec 9, 2025-6pm CST Dec 16, 2025
 
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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