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Weather Forecast

The ERCOT Weather Forecast is developed by ERCOT Meteorologists Chris Coleman, Mia Montgomery, Brandon Gale, and Christi Eastham. The interactive map displays today’s temperature information for major cities located within the ERCOT grid. Hover over a city to see the most recent temperature forecast. 


Note: A Weather Zone is a geographic region designated by ERCOT in which climatological characteristics are similar for all areas within such region. This map displays the various Weather Zones that exist within the ERCOT footprint, but it does not necessarily include all counties that have participation within the ERCOT market.



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Weather Forecast Details


General Discussion:
A cold front has managed to push through the ERCOT Region, setting much of the state up for yet another cold weekend. Wintry precipitation is not expected with this next batch of Arctic air, but below-normal temperatures are forecast across Texas with lows dipping down into the teens, 20s, and 30s by Saturday and Sunday mornings. Highs will gradually warm each day, but will stay unseasonably cool with afternoon temperatures in the 30s, 40s, and 50s. 

This warming trend continues into early next week with temperatures generally returning to near-normal, before another front (albeit not as strong) arrives around midweek. While not widespread, a few rain chances can't be ruled out with this front, with the highest odds currently favoring those east of the I-35 corridor by Tuesday and Wednesday.

Today:
Mostly sunny to partly cloudy skies. Cooler, with highs in the 40s and 50s for most. Warmer across the Rio Grande Valley, where highs in the 60s are likely.

This Weekend:
Cold mornings followed by cool afternoons as another dose of Arctic are settles into the state. Lows in the teens, 20s, and 30s, followed by highs in the 30s, 40s, and 50s. Staying dry, with sunny to mostly sunny skies. More cloud cover across the Rio Grande Valley on Sunday.

Forecaster: MM

7-Day Temperature Forecast by City
Low and high temperatures forecast for the next seven days for major cities within the ERCOT system.
Jan 30, 2026 - pdf - 223.8 KB
Forecast Variability Report
ERCOT’s assessment of the potential for load, wind, and solar conditions to vary between forecasts and actuals.
Jan 30, 2026 - pdf - 101.4 KB
Monthly Temperature & Precipitation Review
A general synopsis of weather conditions observed in Dallas, Austin, San Antonio, and Houston in the previous month.
Jan 5, 2026 - pdf - 161.4 KB
Weather Seasonal Updates
A seasonal forecast for the ERCOT region.
Nov 26, 2025 - pdf - 563.7 KB