Post-Tropical Ophelia; Southern Severe; Unsettled Northwest

Ophelia continues to impact parts of the Mid-Atlantic and New England with rain and dangerous coastal conditions. Scattered severe storms in the South Plains and Lower Mississippi Valley may produce damaging winds, large to very large hail, and heavy rain. Cool and wet conditions are expected in the Northwest and into northern California. Locally heavy rain on burn scars could cause debris flows. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

99°F

37°C

Humidity 42%
Wind Speed E 7 mph
Barometer 29.82 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 24 Sep 2:50 pm CDT
Extended Forecast for

Sherman TXSimilar City Names

Heat Advisory until September 24, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 24, 07:00pm

    NOW until
    7:00pm Sun

    Heat Advisory

  • This
    Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe.  Sunny, with a high near 95. Heat index values as high as 104. South wind around 10 mph.  Chance of precipitation is 30%.

    Severe
    Thunderstorms

    High: 95 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Some of the storms could be severe and produce heavy rainfall.  Increasing clouds, with a low around 70. Northeast wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    Severe
    Thunderstorms

    Low: 70 °F

  • Monday

    Monday: A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Some of the storms could be severe.  Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph.  Chance of precipitation is 20%.

    Severe
    Thunderstorms

    High: 88 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 64. Northeast wind 5 to 10 mph becoming light north northeast  after midnight.

    Mostly Clear

    Low: 64 °F

  • Tuesday

    Tuesday: Sunny, with a high near 89. East northeast wind 5 to 10 mph.

    Sunny

    High: 89 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 64. East wind around 5 mph becoming south southeast after midnight.

    Mostly Clear

    Low: 64 °F

  • Wednesday

    Wednesday: Sunny, with a high near 89. Light southeast wind becoming east southeast 5 to 10 mph in the morning.

    Sunny

    High: 89 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 65. South southeast wind 5 to 10 mph.

    Clear

    Low: 65 °F

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. Sunny, with a high near 95. Heat index values as high as 104. South wind around 10 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms likely, mainly before 1am. Some of the storms could be severe and produce heavy rainfall. Increasing clouds, with a low around 70. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Monday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. Some of the storms could be severe. Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 64. Northeast wind 5 to 10 mph becoming light north northeast after midnight.
Tuesday
Sunny, with a high near 89. East northeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 64. East wind around 5 mph becoming south southeast after midnight.
Wednesday
Sunny, with a high near 89. Light southeast wind becoming east southeast 5 to 10 mph in the morning.
Wednesday Night
Clear, with a low around 65. South southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 91. South southeast wind 5 to 10 mph.
Thursday Night
Clear, with a low around 67.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 91.
Click Map For Forecast
Point Forecast:
Sherman TXSimilar City Names
 33.62°N 96.6°W (Elev. 699 ft)
1:19 pm CDT Sep 24, 2023
3pm CDT Sep 24, 2023-6pm CDT Sep 30, 2023
 
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