Red Flag Warning brings elevated fire risk Saturday

Gusty winds and low humidity create critical fire conditions this weekend

Published on Feb. 21, 2026

A cold front passing early Saturday brings gusty winds up to 30 mph and sharply reduced humidity, creating critical fire conditions across the eastern two-thirds of the region. The elevated fire risk will continue into Sunday, with cooler air settling in and breezy conditions persisting.

Why it matters

Dry vegetation combined with strong winds can lead to rapidly spreading and uncontrollable wildfires, posing a serious threat to public safety and property. The Red Flag Warning is an important alert for residents to exercise extreme caution with any potential ignition sources.

The details

The National Weather Service has issued a Red Flag Warning for Saturday from 10 am to 9 pm, as the cold front brings gusty winds up to 30 mph and sharply reduced humidity levels. Any fires that start could spread quickly and uncontrollably during this period. The elevated fire risk will continue into Sunday across the eastern two-thirds of the region, even in areas just outside the Red Flag Warning zone.

  • The Red Flag Warning is in effect on Saturday from 10 am to 9 pm.
  • Gusty winds up to 30 mph and low humidity levels are expected on Saturday.
  • The elevated fire risk will continue into Sunday across the eastern two-thirds of the region.

The players

National Weather Service

The federal agency responsible for issuing weather warnings and forecasts, including the Red Flag Warning for the San Antonio area.

Got photos? Submit your photos here. ›

What’s next

Residents should exercise extreme caution with any potential ignition sources and follow all fire safety tips during the Red Flag Warning period and the continued elevated fire risk this weekend.

The takeaway

This weekend's weather conditions, including gusty winds and low humidity, create a critical fire risk that requires heightened vigilance from the community to prevent potentially devastating wildfires.