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5-day forecast / Dallas, TX

WednesdayScattered Showers And Thunderstorms94° / 75° 31%
ThursdayShowers And Thunderstorms82° / 72° 80%
FridayScattered Showers And Thunderstorms81° / 68° 52%
SaturdayScattered Showers And Thunderstorms79° / 67° 54%
SundayChance Showers And Thunderstorms81° / 66° 27%

Dallas Flood Watch Issued as Heat and Humidity Persist - Sep 30, 2 PM

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

A severe Flood Watch is in effect for Dallas through early October. Temperatures remain hot with a heat index near 101 today, followed by significant rain chances tomorrow.

Demarcus Lindgren

September 30, 20262 min read

National Weather Service radar for North Texas (KFWS)

*As of Sep 30, 2 PM local time.*

Current Conditions and Alert Overview

Dallas residents are facing a combination of intense heat and rising flood risks this afternoon. The National Weather Service has issued a Flood Watch with severe severity and future urgency, effective from September 30 at 4:40AM CDT until October 2 at 7:00AM CDT. This alert signals that conditions may become favorable for flooding in the area.

Right now, the air temperature stands at 90F, but the humidity makes it feel significantly hotter. The relative humidity is at 52%, with a dew point of 70F, contributing to a feels-like temperature of 95F. Winds are blowing from the south at 15 mph, with gusts reaching up to 21 mph. The sky remains cloudy as the region braces for changing weather patterns.

Today and Tonight Forecast

Today, expect a high near 94F. The heat index will climb to values as high as 101, making it feel even more oppressive. There is a 31% chance of precipitation, with scattered showers and thunderstorms possible. New rainfall amounts less than a tenth of an inch are anticipated.

Tonight, the risk of rain increases significantly. Scattered showers and thunderstorms are expected before 1am, followed by widespread showers and thunderstorms. The sky will be mostly cloudy with a low near 75F, though temperatures may rise to around 77 overnight.

The heat index will remain high at values as high as 98. Winds will shift to south southeast at 10 to 15 mph, with gusts up to 30 mph. There is an 80% chance of precipitation, with new rainfall amounts between a half and three quarters of an inch possible.

Tomorrow Outlook

Tomorrow brings cooler temperatures but heavy rain. The high will drop to near 82F, falling to around 80 in the afternoon. Showers and thunderstorms are likely before 4pm, followed by scattered showers and thunderstorms later. The sky will remain mostly cloudy with a low near 72F tomorrow night.

Winds will ease to south southeast at around 10 mph, with gusts as high as 25 mph. The chance of precipitation remains high at 80%, with new rainfall amounts between 1 and 2 inches possible. In the evening, scattered showers and thunderstorms may continue with a low around 72F and winds from the southeast at 0 to 5 mph.

Safety Reminders

Given the severe heat index values today, it is crucial to stay hydrated and limit midday exertion outdoors. As the Flood Watch indicates potential for flooding, monitor local news for updates on water levels and avoid driving through flooded roadways when possible.

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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Demarcus Lindgren

Demarcus Lindgren covers weather, storms, and seasonal life around Dallas.

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