Extreme Heat Warning Issued for Brooks, Jim Hogg, Zapata Counties
This alert is no longer in effect.
NOAA issued it on July 19, 2026, 5 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
An Extreme Heat Warning is in effect from 11 AM to 8 PM CDT Thursday for Brooks, Jim Hogg, and Zapata Counties with heat index values up to 120.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- South Texas
- Issued
- July 19, 2026
- Issuing authority
- NWS Brownsville TX
Heat notices are time-bound and location-specific. Confirm the current forecast and local public-health guidance before relying on this archived record.
Record status: historical. It was issued 5 weeks ago; use the issuing agency's live warning service for current conditions in South Texas.
Alert Details
Extreme Heat Warning issued by NWS Brownsville TX. Effective from 11 AM to 8 PM CDT Thursday.
Affected Areas
Brooks, Jim Hogg, and Zapata Counties.
What You Should Do
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Stay cool, stay hydrated, stay informed.
Expected Conditions
Dangerously hot conditions with heat index values up to 120 expected.
Timeline
Onset at 11 AM CDT Thursday, ending at 8 PM CDT Thursday.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (930 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 19, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.