Back to Weather

5-day forecast / Van Alstyne, TX

WednesdaySunny98° / 76° 5%
ThursdayMostly Sunny97° / 75° 13%
FridaySunny98° / 74°
SaturdaySunny98° / 74°
SundaySunny97° / 74° 3%

Heat Advisory in Effect for Van Alstyne as Temperatures Soar - Sep 16, 2 PM

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

A Heat Advisory is active for Van Alstyne, TX, with heat index values reaching 103F today. Residents are urged to take precautions against dangerous heat.

Marlene Ortiz

September 16, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 16, 2 PM local time.*

Dangerous Heat Conditions

Van Alstyne, TX, is currently under a Heat Advisory issued by the National Weather Service in Fort Worth. This alert remains in effect until 8:00 PM CDT on September 16. The advisory highlights moderate severity with expected urgency, signaling that dangerous heat conditions are imminent and require caution.

Current conditions reflect the intensity of this heat event. At this afternoon observation, the air temperature stands at 97F, but the combination of humidity and wind results in a feels-like temperature of 102F. The relative humidity is at 39%, with a dew point of 68F.

Winds are blowing from the south southeast at 11 mph, with gusts reaching up to 9 mph. The sky remains clear overhead.

Forecast and Safety Guidance

Today, the high will reach near 98F. While the official forecast notes temperatures may fall to around 96F in the afternoon, heat index values are expected to climb as high as 103F. Sunny skies will dominate the day with a mere 5% chance of precipitation. South southeast winds will hover around 10 mph.

Tonight, conditions will ease slightly but remain warm. The low will settle near 76F, though temperatures may rise to around 78F overnight. Heat index values could still reach 100F. Skies will be mostly clear with south southeast winds of 5 to 10 mph.

Tomorrow, the heat lingers but intensifies slightly in terms of perceived temperature. The high will be near 97F, dropping to around 95F in the afternoon. Heat index values are forecast to hit 102F. Skies will be mostly sunny with a 13% chance of precipitation. South southeast winds will decrease to around 5 mph.

Given the active advisory and high heat indices, residents should prioritize safety. Stay hydrated by drinking water frequently, even if you do not feel thirsty. Limit outdoor exertion during the hottest parts of the day, typically midday through early evening.

Check on elderly neighbors or those without air conditioning to ensure their well-being. Never leave people or pets in parked vehicles, as interior temperatures can rise rapidly to life-threatening levels.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

Share

Marlene Ortiz

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

Related Stories

More in Sport