Puerto Rico, 2023

Debris Flow in Puerto Rico, January 4, 2023

January 4, 2023 · NWS SJU · 1 event in 1 county or zone

Showers increased in frequency across the eastern third of Puerto Rico due to the interaction of a surface trough and a TUTT. This activity resulted in a mudslide in Morovis.

Where it happened

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  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
$1,000
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS SJU wrote it up.

Showers increased in frequency across the eastern third of Puerto Rico due to the interaction of a surface trough and a TUTT. This activity resulted in a mudslide in Morovis.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 debris flow. Local standard time, as filed.

Debris Flow, Morovis

When
January 4, 6:08 PM AST to 10:00 PM AST
Where
Morovis County, 3.45 mi ENE of Morovis to 3.46 mi ENE of Morovis
Cause
Heavy Rain
Property damage
$1,000
Reported by
Emergency Manager
Coordinates
18.337, -66.371

Emergency managers reported a mudslide near Road PR-159, near JMV Carwash. The mudslide was affecting the entrance to near 14 houses, but no other impacts was reported.

What these are

Debris Flow
A fast-moving slurry of mud, rock and debris, usually on a slope soaked by heavy rain or stripped by a fire.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Puerto Rico in 2023Every state in 2023This day in weather historyWarnings in Puerto Rico, January 2023

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1067625.