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5-day forecast / Anna, TX

TuesdaySunny103° / 78° 1%
WednesdaySunny101° / 77°
ThursdaySunny97° / 78° 1%
FridaySunny100° / 81° 1%
SaturdayMostly Sunny100° / 81° 7%

Heat Advisory in Effect for Anna as Temperatures Climb to 103F - Jul 20, 4 PM

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

A Heat Advisory is active for Anna, TX, with heat index values reaching 109F tomorrow. Current conditions show dangerous heat with a feels-like temperature of 103F.

Jules Hardy

July 20, 20262 min read

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

*As of Jul 20, 4 PM local time.*

Dangerous Heat Conditions Underway

A Heat Advisory is currently in effect for Anna, Texas, signaling dangerous heat conditions for the region. The National Weather Service has issued this moderate-severity alert due to the combination of high temperatures and significant humidity. Right now, the air temperature stands at 95F, but the heat index makes it feel like 103F.

The atmosphere is holding substantial moisture, with a dew point of 72F and relative humidity at 47%. Winds are currently blowing from the south southwest at around 5 mph, though local observations note gusts up to 10 mph. The sky remains clear, allowing intense solar heating to drive these elevated heat index values.

Forecast for Today and Tomorrow

Conditions will remain hot and sunny through the rest of today. The high will reach near 99F, with heat index values climbing as high as 107. Overnight, skies will stay clear, and the low will drop to around 78F.

However, temperatures will rise to approximately 80F during the night, keeping the heat index as high as 104. Winds will shift to the south at around 5 mph.

Tomorrow brings even more intense heat. Expect sunny skies with a high near 103F. The heat index is forecast to peak at 109F, making it feel significantly hotter than the actual air temperature.

Winds will be light, shifting from the west at 0 to 5 mph. Tomorrow night will be clear with a low around 81F, and temperatures may rise to around 83F overnight. The heat index will remain high at 108F, with winds from the south southeast at 0 to 5 mph.

Safety Reminders

Given the active Heat Advisory and the extreme heat index values expected through tomorrow, it is critical to take precautions. Stay hydrated by drinking plenty of water, even if you do not feel thirsty. Limit outdoor exertion, especially during the midday hours when the sun is strongest.

Check on elderly neighbors and relatives who may be vulnerable to heat-related illnesses. If you must be outside, seek air-conditioned spaces frequently and wear lightweight, light-colored clothing to help manage the body temperature in this humid, oppressive heat.

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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Jules Hardy

Jules Hardy covers weather, storms, and seasonal life around Anna.

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