🌡️
Heat Advisory
◍ San Juan and Vicinity · USA · updated 8/29/2026, 5:33:00 AM
⏱ In effect until 9:45 AM UTC-4
Severity score
65/100
Confidence
High
Why this matters
* WHAT...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. expected. * WHERE...Portions of Puerto Rico and Virgin Islands. * WHEN...From 10 AM this morning to 5 PM AST this afternoon. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Key stats
Severity
Moderate
Certainty
Likely
Urgency
Expected
Timeline
- Heat Advisory8/29/2026, 5:33:00 AMHeat Advisory issued August 29 at 1:33AM AST until August 29 at 5:00PM AST by NWS San Juan PR
Sources & attribution
OfficialNWS NWS San Juan PRupdated 8/29/2026, 5:33:00 AM
OfficialNWS NWS Amarillo TXupdated 8/29/2026, 4:40:00 AM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 8/28/2026, 6:16:00 PM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 8/28/2026, 6:16:00 PM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 8/28/2026, 6:16:00 PM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.