Back to Weather

5-day forecast / Van Alstyne, TX

SundayChance Showers And Thunderstorms96° / 74° 38%
MondayMostly Sunny95° / 74° 11%
TuesdaySunny95° / 77° 14%
WednesdaySunny98° / 80° 4%
ThursdaySunny99° / 80° 1%

Van Alstyne Heat Index Nears 101 as Humidity Lingers

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

Temperatures in Van Alstyne are soaring this Sunday afternoon with a heat index reaching 101. A slight chance of rain showers exists before 1pm, followed by a chance of storms later in the day.

Marlene Ortiz

July 5, 20262 min read

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

Current Conditions and Heat Index

It is currently Sunday this afternoon in Van Alstyne, TX, where the air temperature stands at 91F. The heat index, or "feels like" temperature, is currently 99F, indicating significant heat stress. Relative humidity is at 53%, with a dew point of 72F, contributing to the muggy atmosphere. Winds are light from the southeast at 6 mph with gusts up to 9 mph, and the sky remains mostly clear.

Today and Tonight Forecast

Today, the high will reach near 96F. The National Weather Service indicates a slight chance of rain showers before 1pm, followed by a chance of showers and thunderstorms later in the day. Partly sunny skies are expected, with heat index values climbing as high as 101. Southeast winds will be around 5 mph. There is a 40% chance of precipitation, with new rainfall amounts less than a tenth of an inch possible.

Tonight, conditions will shift to mostly cloudy skies. A chance of showers and thunderstorms is expected before 1am. The low will be around 74F, with temperatures rising to around 76F overnight. Heat index values may reach 98. East winds will be calm, ranging from 0 to 5 mph. The chance of precipitation drops to 30%, with less than a tenth of an inch of rain possible.

Tomorrow Outlook

Tomorrow, Van Alstyne will see mostly sunny skies with a high near 95F. Heat index values are forecast to reach 100. East northeast winds will remain light at 0 to 5 mph. There is an 11% chance of precipitation. No active NWS or NOAA weather alerts are in effect for this area.

Safety Reminder

Given the high heat index values approaching 100, residents should prioritize hydration and limit midday exertion. Check on elderly neighbors and ensure pets have access to cool water and shade. While rain chances exist, the primary concern remains the oppressive heat and humidity.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Marlene Ortiz

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

Related Stories

More in Sport