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5-day forecast / Allen, TX

TuesdaySunny102° / 81°
WednesdaySunny101° / 82° 1%
ThursdayMostly Sunny101° / 82° 2%
FridayMostly Sunny102° / 82° 6%
SaturdaySunny100° / 77° 8%

Heat Index Hits 99F in Allen Tonight; Humidity Lingers - Jul 2, 8 PM

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

Allen residents face a humid evening with a feels-like temperature of 99F. Conditions remain mostly clear tonight with a slight chance of storms tomorrow afternoon.

Zane Lowery

July 3, 20262 min read

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

As of Jul 2, 8 PM local time.

Current Conditions and Heat Index

It is currently Thursday this evening in Allen, TX, and the heat is palpable. The air temperature stands at 91F, but the humidity is making it feel significantly warmer. The relative humidity is at 53%, with a dew point of 72F, creating a muggy atmosphere. The wind is blowing at 6 mph with gusts reaching 14 mph, while the sky remains clear.

The heat index is currently at 99F, indicating that the combination of heat and moisture is creating conditions that feel nearly 10 degrees hotter than the actual air temperature. This level of heat requires caution, especially for those spending time outdoors. Staying hydrated and limiting strenuous activity during the peak heat hours is essential to avoid heat-related illnesses.

Forecast for Tonight and Tomorrow

Looking ahead, today’s high was near 97F, with a low near 77F. The chance of precipitation for the day was 13%, and skies were mostly clear.

Tonight, conditions will remain mostly clear. Temperatures will drop to a low around 77F, though they may rise slightly to around 79F later in the night. Winds will shift to the southeast, blowing between 5 and 15 mph. The humidity will persist, so it will still feel warm even as the sun sets.

Tomorrow, the high will be near 96F, with a low near 78F. The chance of precipitation is 14%. Skies will be mostly sunny initially, but there is a slight chance of showers and thunderstorms after 4pm. The heat index is expected to reach as high as 101F during the day. Winds will be from the south at 5 to 10 mph.

Tomorrow night, there is a slight chance of showers and thunderstorms before 7pm. Skies will clear to mostly clear, with a low around 78F. Temperatures may rise to around 80F overnight, with a heat index as high as 99F. Winds will be southeast at 5 to 10 mph.

Safety Reminder

With heat indices nearing 100F, it is crucial to drink plenty of water and check on vulnerable neighbors. Avoid prolonged exposure to the sun, and seek air-conditioned spaces when possible. While there are no active weather alerts, the combination of high heat and humidity can be dangerous. Stay vigilant and take necessary precautions to stay cool and safe.

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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Zane Lowery

Zane Lowery covers weather, storms, and seasonal life around Allen.

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