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5-day forecast / Sherman, TX

TodayMostly Sunny91° / 74° 1%
MondayChance Showers And Thunderstorms91° / 76° 39%
TuesdayChance Showers And Thunderstorms91° / 76° 33%
WednesdayChance Showers And Thunderstorms90° / 74° 40%
ThursdayChance Showers And Thunderstorms then Partly Sunny90° / 75° 47%

Heat Advisory in Effect for Sherman as Temperatures Climb

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

A Heat Advisory is active for Sherman, TX, with heat index values reaching 106 today. Showers and thunderstorms are expected tonight and tomorrow.

Carmen Solis

June 18, 20262 min read

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

Current Conditions and Alert Status

A Heat Advisory is currently in effect for Sherman, Texas, issued by the National Weather Service in Fort Worth. This moderate-severity alert is expected to remain active until 9:00 PM CDT today. Residents should take precautions against the intense heat and humidity that define the current weather pattern.

Right now, the air temperature stands at 86F, but the oppressive humidity makes it feel significantly hotter. The relative humidity is at 75%, with a dew point of 77F, creating a muggy atmosphere. The wind is blowing from the southeast at 9 mph, with gusts reaching 11 mph. The sky remains clear, but the heat index is already pushing limits.

Forecast for Today and Tonight

Today, Sherman will see mostly sunny skies with a high near 93F. The heat index values are forecast to reach as high as 106. Winds will continue from the southeast at 5 to 10 mph. The chance of precipitation is minimal at just 1%.

Conditions will shift tonight. Showers and thunderstorms are expected to develop after 10pm. The sky will become mostly cloudy, with a low around 75F. The heat index will remain elevated, with values as high as 103. Winds will shift to the east northeast at 5 to 10 mph. The chance of precipitation rises to 80%, with new rainfall amounts between a half and three quarters of an inch possible.

Outlook for Tomorrow

Tomorrow, the area will remain under the influence of a moist air mass. Showers and thunderstorms are likely, with mostly cloudy skies. The high will drop to near 86F. Winds will come from the east at 5 to 10 mph. The chance of precipitation is 70%, with new rainfall amounts between a half and three quarters of an inch possible.

Looking ahead to tomorrow night, showers and thunderstorms will likely continue. The low will be around 73F, with winds from the southeast at 5 to 10 mph. The chance of precipitation is 60%, and new rainfall amounts between three quarters and one inch are possible.

Safety Reminders

During the Heat Advisory, it is crucial to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. As storms approach tonight and tomorrow, be prepared for potential flash flooding and lightning. Keep emergency kits ready and stay informed of local updates.

National Weather Service radar for North Texas (KFWS)
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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