



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 >
Hazardous Weather Conditions
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 Index | 109°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
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NOW until
7:00pm SunHeat Advisory
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This
AfternoonSevere
ThunderstormsHigh: 95 °F
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Tonight
Severe
ThunderstormsLow: 70 °F
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Monday
Severe
ThunderstormsHigh: 88 °F
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Monday
NightMostly Clear
Low: 64 °F
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Tuesday
Sunny
High: 89 °F
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Tuesday
NightMostly Clear
Low: 64 °F
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Wednesday
Sunny
High: 89 °F
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Wednesday
NightClear
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.
Additional Forecasts and Information
Click Map For Forecast
Point Forecast:
Sherman TXSimilar City Names
33.62°N 96.6°W (Elev. 699 ft)
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