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5-day forecast / Allen, TX

FridaySunny99° / 76°
SaturdaySunny99° / 77°
SundayMostly Sunny99° / 75° 9%
MondayChance Rain Showers then Slight Chance Showers And Thunderstorms95° / 73° 47%
TuesdayMostly Sunny93° / 71° 12%

Allen Weather: Heat Index Near 102F and Air Quality Alert Active - Sep 18, 2 PM

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

Allen residents face intense heat with a high near 99F and an active Air Quality Alert. Current conditions show 93F, feeling like 95F, with sunny skies expected to continue tomorrow.

Zane Lowery

September 18, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 18, 2 PM local time.*

Intense Heat and Air Quality Concerns

Allen is currently experiencing significant heat, with the air temperature at 93F and a feels-like temperature of 95F. The relative humidity stands at 39%, and the dew point is 64F. Winds are blowing from the south southeast at 10 mph, with gusts also reaching 10 mph.

The sky is mostly clear, setting the stage for a dry and hot afternoon. An active Air Quality Alert has been issued by the National Weather Service for Fort Worth, Texas. While the specific severity and urgency are not detailed in the current data, residents should remain aware of potential respiratory irritants in the air.

This alert adds an additional layer of caution to the already challenging heat conditions.

Forecast for Today and Tomorrow

Today’s high is expected to reach near 99F, with heat index values climbing as high as 102F. The low will be near 76F. The chance of precipitation is 0%, and the sky will remain sunny throughout the day.

Winds will continue from the south southeast at 5 to 10 mph. Tonight, the sky will be clear, with temperatures dropping to around 76F before rising to approximately 78F overnight. Heat index values may reach 99F.

Winds will remain from the south southeast at 5 to 10 mph.

Tomorrow will bring similar conditions, with a high near 99F and temperatures falling to around 97F in the afternoon. Heat index values are expected to reach 101F. The sky will be sunny, and the chance of precipitation remains at 0%.

Winds will shift to the south at 5 to 10 mph. Tomorrow night will be mostly clear, with a low around 77F and heat index values as high as 98F. Winds will be from the south at around 10 mph.

Safety Reminders

Given the high heat index values, it is crucial to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on elderly neighbors and those without access to air conditioning. With the active Air Quality Alert, individuals with respiratory issues should consider limiting outdoor activities and keeping windows closed to reduce exposure to poor air quality.

Stay informed through local news updates and official weather channels for any changes in conditions or alert status.

National Weather Service radar for North Texas (KFWS)

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

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Zane Lowery

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

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