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5-day forecast / Prosper, TX

ThursdayShowers And Thunderstorms81° / 73° 91%
FridayChance Showers And Thunderstorms80° / 66° 52%
SaturdayChance Showers And Thunderstorms78° / 65° 53%
SundayChance Rain Showers81° / 63° 29%
MondayMostly Sunny81° / 61° 5%

Prosper Heat and Air Quality Alert: What to Know - Sep 26, 2 PM

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

Prosper residents face high heat and an active Air Quality Alert. Temperatures hover near 94F with low humidity, while a slight chance of storms arrives tomorrow.

Opal Fields

September 26, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 26, 2 PM local time.*

Current Conditions and Air Quality

An active Air Quality Alert is currently in effect for the Prosper area, issued by the National Weather Service. While the specific severity and urgency details are not yet fully defined in the local feed, residents should remain aware of potential respiratory sensitivities. The current atmosphere is dry and warm, with an air temperature of 91 degrees Fahrenheit.

The heat index makes it feel like 93 degrees, driven by a dew point of 64 degrees and relative humidity sitting at 41 percent. Winds are light at 8 miles per hour, with gusts reaching 7 miles per hour, and the sky remains clear.

This combination of high heat and low moisture creates a comfortable dryness for some, but the thermal load remains significant for those outdoors.

Today and Tonight Outlook

The day will remain mostly sunny, with temperatures peaking near 94 degrees Fahrenheit. The heat index may reach values as high as 97 degrees, so limiting midday exertion and staying hydrated are prudent steps. As evening approaches, the sky will become partly cloudy, and temperatures will drop to a low around 75 degrees.

Winds will shift to a south-southeast direction, blowing between 5 and 10 miles per hour. There is virtually no chance of precipitation today, with the probability standing at just 1 percent. This stable pattern allows for a clear transition into the night without any immediate weather disruptions.

Tomorrow’s Forecast

Tomorrow brings a similar thermal profile, with a high near 94 degrees and a low around 74 degrees. However, the atmosphere becomes slightly more unstable. A slight chance of showers and thunderstorms is possible after 7 a.m., with the overall chance of precipitation rising to 22 percent.

If storms do develop, rainfall amounts are expected to be minimal, likely less than a tenth of an inch. The heat index could climb to 99 degrees, making the air feel even warmer than the actual temperature. Winds will continue from the south-southeast at 5 to 10 miles per hour.

Residents should monitor their surroundings for any sudden changes in weather patterns, though the primary concern remains the persistent heat and the active air quality advisory.

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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Opal Fields

Opal Fields covers weather, storms, and seasonal life around Prosper.

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