El Yunque National Forest, Puerto Rico
Regional Weather Alerts
| Alert: | Extreme Heat Warning |
| Area(s): | San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Ponce and Vicinity; Northwest; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St Croix |
| Effective: | 2026-07-30 @ 1:35 am -> 2026-07-30 @ 10:00 am |
| Onset: | 2026-07-30 @ 8:00 am -> 2026-07-30 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Juan PR on 2026-07-30 @ 1:35 am |
| Headline: | Extreme Heat Warning issued July 30 at 2:35AM AST until July 30 at 5:00PM AST by NWS San Juan PR |
| Description: |
* WHAT...Dangerously hot conditions. This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. * WHERE...Portions of Puerto Rico and Virgin Islands. * WHEN...From 9 AM this morning to 5 PM AST this afternoon. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. |