Flood Warning Issued for Gurabo, Puerto Rico

Source: NOAA · Gurabo, Puerto Rico

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

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Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Flood Warning is in effect for Gurabo, PR, due to excessive rainfall causing flooding along Rio Gurabo until 10:30 PM AST on April 16, 2026.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on April 23, 2026 and geographically references Gurabo, Puerto Rico. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Weather Alerts - determines the warning protocol behind it, which shapes what protective action (seeking shelter, following evacuation orders if issued, monitoring official updates) is recommended and which agency holds authority to issue or cancel it.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Flood Warning, Gurabo, PR) map to related alerts in the same area of risk - browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

A Flood Warning has been issued by NWS San Juan PR. It is effective immediately and remains in place until the specified end time.

Affected Areas

The warning affects Gurabo, PR, specifically along Rio Gurabo.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Expected Conditions

Flooding caused by excessive rainfall is expected. Streams are rising due to excess runoff, and low-water crossings are inundated with water. Between 1 and 1.5 inches of rain have fallen, with Rio Gurabo at Gurabo in minor flood stage.

Timeline

The alert is effective from 8:06 PM AST on April 16, 2026, and ends at 10:30 PM AST on April 16, 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?
A Flood Warning is in effect for Gurabo, PR, due to excessive rainfall causing flooding along Rio Gurabo until 10:30 PM AST on April 16, 2026.
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 Gurabo, Puerto Rico. 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.