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5-day forecast / Prosper, TX

TuesdaySunny104° / 80° 1%
WednesdaySunny103° / 80°
ThursdaySunny99° / 80°
FridaySunny102° / 83°
SaturdayMostly Sunny101° / 83° 6%

Prosper Weather: Oppressive Humidity and Heat Index Near 104 - Jul 17, 8 AM

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

Prosper, TX faces oppressive humidity today with a dew point of 75F and heat index reaching 100F. Temperatures will climb to 95F tomorrow with similar muggy conditions.

Opal Fields

July 17, 20262 min read

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

*As of Jul 17, 8 AM local time.*

Oppressive Humidity and Rising Heat

Prosper, TX is currently experiencing oppressively humid conditions this morning. The air temperature stands at 77F, but the feels-like temperature is 79F due to a relative humidity of 94% and a dew point of 75F. Winds are blowing from the south southwest at 8 mph with gusts reaching 21 mph, while the sky remains mostly cloudy.

Today, the sky will clear to become mostly sunny. Highs will reach near 91F, with overnight lows settling around 75F. The National Weather Service indicates heat index values as high as 100 during the day.

South southwest winds will pick up slightly, ranging from 10 to 15 mph. The chance of precipitation is low at 10%, so residents can expect dry conditions despite the heavy moisture in the air.

Tonight, skies will transition to partly cloudy. Temperatures will drop to a low around 75F, though they may rise to around 77F overnight. South southwest winds will continue at 10 to 15 mph, maintaining the humid feel.

Tomorrow’s Forecast and Safety Tips

Tomorrow, Prosper will see mostly sunny skies with a high near 95F and a low around 77F. The heat index is expected to climb as high as 104, making it feel significantly hotter than the actual air temperature. South winds will be around 10 mph, and the chance of precipitation drops to just 2%.

Tomorrow night will be mostly clear with a low around 77 and heat index values near 100.

There are no active National Weather Service or NOAA weather alerts in effect for this area. However, the combination of high temperatures and extreme humidity poses health risks. It is crucial to stay hydrated by drinking plenty of water throughout the day.

Limit outdoor exertion, especially during the midday hours when heat indices are highest. Check on elderly neighbors and those with health conditions who may be more vulnerable to heat stress. Wear lightweight, light-colored clothing and seek air-conditioned environments when possible to stay safe and comfortable.

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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