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5-day forecast / Prosper, TX

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

Prosper Heat Index Hits 98F; Humid Conditions Persist - Jul 17, 4 PM

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

Temperatures in Prosper, TX, are soaring with a current feels-like of 98F. Humidity remains high with a dew point of 73F. No severe weather alerts are active.

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, 4 PM local time.*

Current Conditions and Heat Index

Residents in Prosper, TX, are experiencing intense heat this afternoon. The air temperature is currently 90F, but the combination of heat and moisture pushes the feels-like temperature to 98F. Relative humidity stands at 59%, with a dew point of 73F indicating significant moisture in the air.

Winds are blowing from the south southwest at 14 mph, with gusts reaching 23 mph. The sky is mostly cloudy at this moment, though conditions are expected to clear shortly.

Forecast for Today and Tonight

Today will be mostly sunny with a high near 92F. The National Weather Service notes that heat index values could reach as high as 99F. South southwest winds will average around 15 mph, with gusts potentially hitting 25 mph. The chance of precipitation is low at 12%.

As evening approaches, skies will turn mostly cloudy. Temperatures will drop to a low near 76F, though they may rise slightly to around 78F overnight. Heat index values will remain elevated, peaking near 97F. Winds will shift to the south, ranging from 5 to 15 mph, with gusts up to 25 mph.

Tomorrow Outlook

Tomorrow promises to be even hotter. Expect mostly sunny skies with a high near 96F. The heat index is forecast to climb to 100F. Winds will be lighter, coming from the south southwest around 10 mph, with gusts as high as 20 mph. The chance of rain drops to just 4%.

Tonight, skies will become mostly clear. The low will be around 77F, with temperatures rising to approximately 79F overnight. Heat index values will stay high at 99F. South winds will continue at 10 to 15 mph.

Safety Reminder

With heat indices nearing 100F, it is crucial to stay hydrated and limit outdoor exertion during the hottest parts of the day. Check on elderly neighbors and ensure pets have access to cool water and shade. Avoid midday sun whenever possible to prevent heat-related illnesses.

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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