Severe Thunderstorm Warning for Southwestern Palm Beach County, FL

Source: NOAA · Southwestern Palm Beach County, Florida

If you are in immediate danger, call emergency services now.

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NWS Miami has issued a Severe Thunderstorm Warning for southwestern Palm Beach County until 6:30 PM EDT, with 60 mph winds and penny-sized hail.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Southwestern Palm Beach County, Florida
Issued
August 21, 2026
Issuing authority
NWS Miami FL

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Severe Thunderstorm Warning has been issued by the National Weather Service in Miami FL. The alert is effective from 5:53 PM EDT on August 21, 2026, until 6:30 PM EDT on August 21, 2026.

Affected Areas

The warning covers southwestern Palm Beach County in southeastern Florida, including the Holey Land Wildlife Refuge located 21 miles south of South Bay.

What You Should Do

Move to an interior room on the lowest floor of a building. Torrential rainfall is occurring and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

Expected Conditions

At 5:53 PM EDT, a severe thunderstorm was located near Holey Land Wildlife Refuge moving north at 10 mph. Hazards include 60 mph wind gusts and penny size hail (0.75 inch). Expect damage to roofs, siding, and trees.

Timeline

The alert is in effect from 5:53 PM EDT until 6:30 PM EDT on August 21, 2026.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Miami has issued a Severe Thunderstorm Warning for southwestern Palm Beach County until 6:30 PM EDT, with 60 mph winds and penny-sized hail.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southwestern Palm Beach County, Florida. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.