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5-day forecast / Prosper, TX

ThursdayShowers And Thunderstorms81° / 70° 93%
FridayChance Showers And Thunderstorms80° / 66° 52%
SaturdayChance Showers And Thunderstorms78° / 65° 53%
SundayChance Rain Showers81° / 63° 29%
MondayMostly Sunny81° / 61° 5%

Flood Watch in Effect for Prosper as Heat and Storms Approach - Sep 29, 2 PM

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

A severe Flood Watch is active for Prosper, TX, through October 1. Temperatures remain hot with highs near 95F today, followed by a chance of showers and thunderstorms tomorrow.

Opal Fields

September 29, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 29, 2 PM local time.*

Current Conditions and Alert Status

Residents in Prosper, Texas, are under an active Flood Watch with severe severity and future urgency. This alert was issued by the National Weather Service in Fort Worth and remains in effect until October 1 at 1:00 PM CDT. The watch indicates that conditions may become favorable for flooding events over the coming days.

As of this Tuesday afternoon, the air temperature stands at 90F, with a feels-like temperature of 91F. Relative humidity is at 43%, and the dew point is recorded at 64F. Winds are blowing from the south at 13 mph, with gusts reaching up to 16 mph. The sky remains clear at this moment.

Forecast for Today and Tonight

Today, Prosper will experience mostly sunny skies with a high near 95F. Heat index values are expected to reach as high as 97F. South winds will persist around 15 mph, with gusts potentially hitting 25 mph. The chance of precipitation is currently at 0%.

Tonight, conditions will shift to partly cloudy skies with a low around 77F. Winds will continue from the south-southeast at 10 to 15 mph, with gusts as high as 25 mph. The heat index will remain elevated, though temperatures will drop slightly overnight.

Tomorrow’s Outlook and Safety Reminders

Tomorrow brings a change in weather patterns. Skies will be partly sunny, transitioning to a chance of showers and thunderstorms later in the day. A slight chance of rain showers is possible between 1 pm and 4 pm, followed by a broader chance of storms.

Highs will reach near 94F, with temperatures falling to around 92F in the afternoon. Heat index values could climb as high as 100F.

Winds will increase to 15 to 20 mph from the south, with gusts up to 30 mph. The chance of precipitation is listed at 30%, with new rainfall amounts less than a tenth of an inch possible. Overnight, showers and thunderstorms are likely before 1 am, followed by mostly cloudy skies.

Lows will settle around 74F, rising to around 76F overnight. Heat index values may reach 97F, with precipitation chances jumping to 80% and rainfall amounts between a half and three quarters of an inch possible.

Given the severe Flood Watch and high heat indices, residents should stay hydrated and limit midday exertion. Monitor local news for updates on the flood watch as conditions evolve.

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 covers weather, storms, and seasonal life around Prosper.

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