Alert archive / Puerto Rico / Heat Advisories in 2026

Heat Advisory 13, NWS JSJ

July 12, 2026

NWS JSJ issued this heat advisory at Jul 12, 2026, 12:46 AM CDT. It took effect at Jul 12, 2026, 9:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Jul 12, 2026, 12:46 AM CDT (05:46 UTC)
In effect from: Jul 12, 2026, 9:00 AM CDT
Expired: Jul 12, 2026, 4:00 PM CDT
In force: 7 hr
Issued by: NWS JSJ

What forecasters said that day

The local office's own words before this heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS JSJ wrote its last area forecast discussion before this heat advisory went out at Jul 11, 2:09 PM CDT, 10 hours 37 minutes earlier.

Area forecast discussion, Jul 11, 2:09 PM CDT, 10 hours 37 minutes before

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Nearby

Heat Advisories in Puerto Rico, 2026 Heat Advisories in U.S. Virgin Islands, 2026 Every heat advisory in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.