US Disaster Event Archive

Every significant event Calchis has tracked, newest first. Each page carries the event’s consequence zones, an exposure estimate where one could be computed, and a citation to the federal source it came from. Severity 3 and above.

4 events · Extreme heat · page 1 of 1

• Heat Advisory issued November 4 at 1:59AM AST until November 4 at 5:00PM AST by NWS San Juan PR
  Extreme heat· PR· Nov 4, 2026· HEAT ADVISORY
• Heat Advisory issued November 4 at 8:58AM AST until November 4 at 5:00PM AST by NWS San Juan PR
  Extreme heat· PR· Nov 4, 2026· HEAT ADVISORY
• Heat Advisory issued November 3 at 10:37AM AST until November 3 at 4:00PM AST by NWS San Juan PR
  Extreme heat· PR· Nov 3, 2026· HEAT ADVISORY
• Heat Advisory issued November 3 at 2:56AM AST until November 3 at 2:00PM AST by NWS San Juan PR
  Extreme heat· PR· Nov 3, 2026· HEAT ADVISORY