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5-day forecast / Sherman, TX

SundayMostly Sunny100° / 79° 1%
MondaySunny101° / 79°
TuesdaySunny102° / 80° 1%
WednesdayMostly Sunny102° / 80° 1%
ThursdayMostly Sunny101° / 80° 1%

Heat Advisory in Effect for Sherman as Temperatures Climb Near 100 - Jul 26, 8 AM

Sherman skies, every four hours — clear, local, and weather you can trust.

A Heat Advisory is active for Sherman, TX, with current feels-like temperatures at 87F. Highs near 100F today and 101F tomorrow bring heat index values up to 108F.

Carmen Solis

July 26, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 26, 8 AM local time.*

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Sherman, Texas, signaling dangerous heat levels that require caution. The National Weather Service has issued this moderate-severity alert due to the combination of high temperatures and significant humidity. As of this Sunday morning, the air temperature stands at 82F, but the heat index makes it feel like 87F.

The atmosphere is quite humid, with a dew point of 72F and relative humidity at 70%. Winds are blowing from the south southwest at 11 mph, with gusts reaching up to 22 mph, while the sky remains clear.

Forecast for Today and Tomorrow

Today, Sherman will experience mostly sunny skies with a high near 100F. The heat index is expected to reach as high as 107F. South southwest winds will persist at 5 to 10 mph.

The chance of precipitation is minimal at just 1%. Temperatures will drop to a low near 79F tonight. Conditions will become mostly clear, with temperatures rising to around 81F overnight.

The heat index will remain elevated, peaking at 106F, while south winds continue at 5 to 10 mph.

Tomorrow, the heat will intensify further. Expect sunny skies with a high near 101F. The heat index is forecast to climb to 108F, making it feel significantly hotter than the actual air temperature.

South southwest winds will remain steady at 5 to 10 mph. There is no chance of precipitation, listed at 0%. Temperatures will fall to a low near 79F tomorrow night, with skies becoming mostly clear.

Overnight, temperatures will rise to around 81F, with a heat index of 106F. South winds will slow to around 5 mph.

Safety Reminders

Given the active Heat Advisory and the high heat index values, it is critical to stay cool and hydrated. Limit outdoor exertion, especially during the midday hours when the sun is strongest. Wear lightweight, light-colored clothing and seek air-conditioned environments whenever possible. Check on elderly neighbors and those without reliable cooling to ensure their safety during this period of extreme heat.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Carmen Solis

Carmen Solis covers weather, the environment, and outdoor life around Sherman.

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