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Dallas weekend weather

This weekend in Dallas, TX, model by model. Weekend forecasts are far enough out that the models often split — so we show you where.

Weekend

The models centre on about 98° across the weekend. Agreement is medium — plausible, but worth re-checking closer to the day.

Sat

2026-08-01 — every model, side by side
NWSNational Blend (NBM)
98°
Mostly clear
High 98°·Low 83°·Rain 5%
AmericanNOAA GFS
101°
Light drizzle
High 101°·Low 85°·Rain 5%
EuropeanECMWF
102°
Cloudy
High 102°·Low 87°·Rain 22%

The models range from 98° to 102°. Treat the middle of that range as the likely outcome and keep a backup plan.

Sun

2026-08-02 — every model, side by side
NWSNational Blend (NBM)
94°
Clear
High 94°·Low 77°·Rain 1%
AmericanNOAA GFS
98°
Cloudy
High 98°·Low 80°·Rain 1%
EuropeanECMWF
98°
Clear
High 98°·Low 78°·Rain 1%

All 3 models land within 4° of each other for this day — that is a forecast you can plan on.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±2°101° to 103°models agree2% to 2% chance
Tomorrow±2°103° to 106°±14%2% to 16% chance
Sat±4°98° to 102°±17%5% to 22% chance
Sun±4°94° to 98°models agree1% to 1% chance
Mon±5°97° to 102°±2%0% to 2% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Common questions

Will it rain this weekend?
The models are not currently showing a high weekend rain risk, and they broadly agree with each other.
How reliable is a weekend forecast?
It depends how far away the weekend is. Forecast error grows steadily with lead time, so a Saturday forecast made on Friday is far stronger than one made the previous Monday. The honest signal is model agreement: when they converge the forecast is solid, and when they spread the weekend is genuinely uncertain.

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