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5-day forecast / Sherman, TX

TodayMostly Sunny91° / 77° 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%

Humidity Peaks in Sherman as Heat Index Climbs Toward 102

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Sherman residents face high humidity with a dew point of 72F today. Temperatures will reach 91F with heat indices up to 102. Showers and thunderstorms are possible tomorrow.

Carmen Solis

June 21, 20262 min read

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

Current Conditions and Humidity

Sherman, TX, is experiencing notably humid conditions this Sunday morning. The air temperature stands at 73F, but the heat index makes it feel like 75F. Relative humidity is currently at 94%, with a dew point of 72F indicating significant moisture in the air. Winds are blowing from the south at 11 mph, with gusts reaching 30 mph, while the sky remains clear.

Today and Tonight Forecast

Today will be mostly sunny with a high near 91F. The heat index is expected to climb as high as 101. South winds will continue at 10 to 15 mph, with gusts up to 25 mph. The chance of precipitation is minimal at 1%. Temperatures will drop to a low near 77F tonight. A chance of showers and thunderstorms is possible after 1am, with partly cloudy skies. The low will settle around 77, though temperatures may rise to around 79 overnight. The heat index could reach 99 during this period. South winds will persist at 10 to 15 mph, with gusts as high as 25 mph. The chance of precipitation is 30%, with new rainfall amounts between a tenth and quarter of an inch possible.

Tomorrow Outlook

Tomorrow brings a high near 91F and a low near 76F. The chance of precipitation increases to 39%, with showers and thunderstorms likely. The National Weather Service indicates a chance of showers and thunderstorms before 10am, then again between 10am and 1pm, followed by a continued chance later. Skies will be partly sunny. Highs will reach near 91, with temperatures falling to around 89 in the afternoon. The heat index could spike to 102. South winds will be around 10 mph, with gusts up to 20 mph. The chance of precipitation is 40%, with new rainfall amounts between a quarter and half of an inch possible. Temperatures will fall to around 76 overnight, with a low near 76. Heat index values may reach 102. South southeast winds will be 5 to 10 mph. The chance of precipitation remains 40%, with new rainfall amounts less than a tenth of an inch possible.

Safety Reminder

With high humidity and heat indices approaching 102, stay hydrated and limit midday exertion. Check on neighbors and pets during the hottest parts of the day.

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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