18°19'N / 64°47'O / Altitude 8 m / 06:02 20/06/2026, America/St_Thomas (UTC-4)
De: 20/06/2026, 10:00
Para: 20/06/2026, 11:30
* WHAT...This level of heat affect most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health system and in heat-sensitive industries. * WHERE...Portions of Puerto Rico and Virgin Islands. * WHEN...From 10 AM this morning to 5 PM AST this afternoon. * IMPACTS...Above normal hot air temperatures and the available humidity may cause heat illnesses.
Saint Thomas and Saint John,Saint John
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Monitor the latest forecasts and warnings for updates.
NWS San Juan PR
20/06/2026, 00:34