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5-day forecast / Van Alstyne, TX

SundaySunny101° / 77°
MondaySunny103° / 78° 2%
TuesdaySunny101° / 79°
WednesdaySunny101° / 78° 1%
ThursdaySunny101° / 77° 7%

Heat Advisory in Effect for Van Alstyne as Temperatures Climb - Aug 16, 5 PM

Van Alstyne weather, updated every four hours — local forecasts you can trust.

A Heat Advisory is active for Van Alstyne, TX. Current conditions show an air temperature of 100F with a feels-like of 103F. Residents should take precautions against dangerous heat.

Marlene Ortiz

August 16, 20262 min read

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

*As of Aug 16, 5 PM local time.*

Dangerous Heat Conditions Underway

Van Alstyne, TX, is currently under the influence of a Heat Advisory, which carries a moderate severity and expected urgency. The National Weather Service has issued this alert to warn residents of dangerously high temperatures that will make it feel significantly hotter than the actual air temperature.

Right now, the air temperature stands at 100F. However, due to humidity levels, the heat index makes it feel like 103F. The relative humidity is at 29%, with a dew point of 63F. Winds are currently blowing from the south southwest at 9 mph, with gusts reaching up to 6 mph. The sky remains clear, allowing full solar heating to continue.

Forecast for Today and Tomorrow

Today, conditions will remain sunny with a high near 100F. The National Weather Service notes that heat index values could reach as high as 104 during the day. South southwest winds are expected around 5 mph. There is no chance of precipitation today.

Tonight, skies will stay clear with a low near 77F. Temperatures may rise slightly to around 79F overnight. Heat index values could still reach 102. Winds will remain light at around 5 mph from the south southwest. The chance of precipitation remains at 0%.

Tomorrow, the heat will intensify further. Expect sunny skies with a high near 103F. This is a significant increase from today's highs. Heat index values are forecast to climb as high as 107. Winds will shift to the west southwest and pick up slightly, ranging from 5 to 10 mph. The chance of precipitation is minimal at 2%.

Safety Reminders

Given the active Heat Advisory and the dangerous heat index values, it is critical to stay safe. Extreme heat can lead to heat-related illnesses quickly. Residents should limit outdoor exertion, especially during the hottest parts of the day.

Stay hydrated by drinking plenty of water even if you do not feel thirsty. Check on neighbors, particularly the elderly or those without air conditioning, to ensure their safety. Avoid direct sun exposure and seek air-conditioned environments whenever possible.

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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Marlene Ortiz

Marlene Ortiz covers weather, storms, and seasonal life across Van Alstyne and Grayson County.

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