Extreme Heat Warning: Montague; Cooke; Grayson; Fannin; Lamar; Young; Jack; Wise; Denton; Collin; Hunt; Delta; Hopkins; Stephens; Palo Pinto; Parker; Tarrant; Dallas; Rockwall; Kaufman; Van Zandt; Rains; Eastland; Erath; Hood; Somervell; Johnson; Ellis

source: us-gov-api (us-gov-api:noaa-weather)published 2026-08-18 00:54ingested 2026-08-18 06:42

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Extreme Heat Warning — Montague; Cooke; Grayson; Fannin; Lamar; Young; Jack; Wise; Denton; Collin; Hunt; Delta; Hopkins; Stephens; Palo Pinto; Parker; Tarrant; Dallas; Rockwall; Kaufman; Van Zandt; Rains; Eastland; Erath; Hood; Somervell; Johnson; Ellis Severity: Severe. Certainty: Likely. * WHAT...For the Heat Advisory, heat index values up to 107. For the Extreme Heat Warning, temperatures up to 108. * WHERE...Portions of North Texas. * WHEN...For the Heat Advisory, until noon CDT today. For the Extreme Heat Warning, from noon today to 8 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities.

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The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.