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5-day forecast / Van Alstyne, TX

TodayMostly Sunny91° / 76° 2%
SundayShowers And Thunderstorms Likely84° / 66° 66%
MondayShowers And Thunderstorms78° / 63° 77%
TuesdayMostly Sunny85° / 71° 2%
WednesdaySunny92° / 77° 1%

Flood Watch in Effect for Van Alstyne as Humidity Peaks

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

A severe Flood Watch is active for Van Alstyne, TX, coinciding with 100% relative humidity and a dew point of 70F. Showers and thunderstorms are likely today before conditions clear.

Marlene Ortiz

June 7, 20262 min read

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

Active Alerts and Current Conditions

A severe Flood Watch is currently in effect for Van Alstyne, Texas. This alert was issued by the National Weather Service in Fort Worth and remains active until 4:00 PM CDT today. Residents should remain vigilant as conditions are ripe for significant rainfall.

Right now, the atmosphere is saturated. The air temperature sits at 70F, with a feels-like temperature of 70F. Relative humidity is at 100%, and the dew point is 70F. Winds are blowing from the south at 14 mph, with gusts reaching 17 mph. The sky is currently obscured by rain and fog or mist.

Today and Tonight Forecast

Showers and thunderstorms are likely before 4:00 PM today. After that time, there is a slight chance of showers and thunderstorms. The sky will be partly sunny. The high will be near 87F, but heat index values will feel as high as 99F. South winds will average around 15 mph, with gusts as high as 25 mph. The chance of precipitation is 70%. New rainfall amounts between a tenth and a quarter of an inch are possible.

Tonight, conditions will remain partly cloudy with a low around 75F. There is a slight chance of showers and thunderstorms before 7:00 PM. The heat index will feel as high as 97F. South winds will continue around 15 mph, with gusts up to 25 mph. The chance of precipitation drops to 20%.

Tomorrow Outlook

Tomorrow, the weather will improve significantly. Expect mostly sunny skies with a high near 91F. The heat index will feel as high as 105F. South winds will persist around 15 mph, with gusts as high as 25 mph. The chance of precipitation is just 1%.

Tomorrow night, skies will become mostly clear with a low around 75F. The heat index will feel as high as 102F. South winds will slow to 10 to 15 mph, with gusts up to 25 mph.

Safety Reminders

Given the severe Flood Watch and high humidity, please monitor local news for updates. Avoid driving through flooded roadways. Stay hydrated and limit prolonged outdoor exertion during the peak heat index hours today and tomorrow. Check on neighbors who may need assistance during the storm.

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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Marlene Ortiz

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

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