Tropical Cyclone Dorian affected the area on August 28th-29th. Dorian was upgraded from a tropical storm to a minimal category 1 hurricane during the afternoon of the 28th as the center of the storm moved across the USVI. Portions of the western eyewall affected Culebra with rainbands extending into the eastern half of Puerto Rico.
On August 29th, as Dorian moved northward away from the local area, external bands associated with storm resulted in heavy shower and strong thunderstorm activity across the southern and eastern half of Puerto Rico during the late morning into the afternoon hours, resulting in flash flooding.

Tropical Storm in CULEBRA, PUERTO RICO
From 28-AUG-19 13:25:00 to 28-AUG-19 20:00:00 (AST-4)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Wxflow XCUL in Isla Culebrita, Culebra reported a sustained wind of 49 mph, gusting to 62 mph.

Debris Flow in CAYEY, PUERTO RICO
From 28-AUG-19 14:20:00 to 28-AUG-19 14:20:00 (AST-4)
Location: CAYEY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A reported received by 911 indicated a rockslide, located at Road Panoramica, KM 61.7.

Debris Flow in YABUCOA, PUERTO RICO
From 29-AUG-19 13:25:00 to 29-AUG-19 20:00:00 (AST-4)
Location: YABUCOA
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Mudslide reported along road 902 in Barrio Limones.

Flash Flood in PATILLAS, PUERTO RICO
From 29-AUG-19 16:30:00 to 29-AUG-19 19:15:00 (AST-4)
Location: PATILLAS
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road 184 near Jagual was impassable, Rio Patillas is out of its banks.

Flash Flood in YABUCOA, PUERTO RICO
From 29-AUG-19 16:30:00 to 29-AUG-19 19:15:00 (AST-4)
Location: YABUCOA
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road 182 near road 9910 was closed due to Rio Guayanes out of its banks.

Flash Flood in YABUCOA, PUERTO RICO
From 29-AUG-19 16:40:00 to 29-AUG-19 19:15:00 (AST-4)
Location: YABUCOA
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Roads 3, 902 and La Central street, near Central Roig impassable dur to Rio Guayanes out of its banks.

Flash Flood in PATILLAS, PUERTO RICO
From 29-AUG-19 18:00:00 to 29-AUG-19 19:15:00 (AST-4)
Location: PATILLAS
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road 181 at the intersection with road 7759 was closed due to Rio Marin put of its banks.

Flash Flood in HUMACAO, PUERTO RICO
From 29-AUG-19 16:09:00 to 29-AUG-19 17:30:00 (AST-4)
Location: HUMACAO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding reported in a residence in calle 1 house D86 in Urbanizacion Villa Oriente. A person was trapped by the flooded waters.

Debris Flow in YABUCOA, PUERTO RICO
From 29-AUG-19 14:09:00 to 29-AUG-19 19:00:00 (AST-4)
Location: YABUCOA
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Mudslide reported on road 9902 in sector Cuesta de la Capilla.

Flood in FAJARDO, PUERTO RICO
From 29-AUG-19 14:30:00 to 29-AUG-19 17:30:00 (AST-4)
Location: FAJARDO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Calle Laurel at Urbanization Fajardo Gardens flooded due to clogged drain from debris.

Flash Flood in FAJARDO, PUERTO RICO
From 29-AUG-19 14:40:00 to 29-AUG-19 17:30:00 (AST-4)
Location: FAJARDO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Avenida El Conquistador flooded due to small stream out of its banks.

Flash Flood in MAUNABO, PUERTO RICO
From 29-AUG-19 18:00:00 to 29-AUG-19 19:15:00 (AST-4)
Location: MAUNABO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road 759 km 1.8 was closed due to Rio Maunabo out of its banks.

Flash Flood in FAJARDO, PUERTO RICO
From 29-AUG-19 14:52:00 to 29-AUG-19 17:30:00 (AST-4)
Location: FAJARDO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding was reported in a house at Avenida A in sector Veve Calzada.

Flash Flood in LAS PIEDRAS, PUERTO RICO
From 29-AUG-19 15:00:00 to 29-AUG-19 17:30:00 (AST-4)
Location: LAS PIEDRAS
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Roads 31, 936, 9936, and 948 flooded due to small streams out of its banks.

Flood in FAJARDO, PUERTO RICO
From 29-AUG-19 14:40:00 to 29-AUG-19 17:30:00 (AST-4)
Location: FAJARDO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Calle 9 flooded due to poor drainage.

Flash Flood in HUMACAO, PUERTO RICO
From 29-AUG-19 15:00:00 to 29-AUG-19 17:30:00 (AST-4)
Location: HUMACAO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Calle Antonio Lopez with the intersection with Calle Noya Hernandez and Calle Dufresne were flooded.

Flash Flood in LUQUILLO, PUERTO RICO
From 29-AUG-19 15:20:00 to 29-AUG-19 17:30:00 (AST-4)
Location: LUQUILLO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road 3 KM 34.0 closed due to flooding.

Flash Flood in LUQUILLO, PUERTO RICO
From 29-AUG-19 15:20:00 to 29-AUG-19 17:30:00 (AST-4)
Location: LUQUILLO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road 983 KM 0 closed due to Rio Casa Blanca out of its banks.

Flash Flood in NAGUABO, PUERTO RICO
From 29-AUG-19 15:30:00 to 29-AUG-19 17:30:00 (AST-4)
Location: NAGUABO
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Roads 191 and 31 impassable due to Rio Blanco out of its banks.

Debris Flow in SANTA ISABEL, PUERTO RICO
From 29-AUG-19 15:48:00 to 29-AUG-19 17:45:00 (AST-4)
Location: SANTA ISABEL
Flood cause: Heavy Rain / Tropical System
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Mudslide reported along Road 153 KM 10.5 near El Carnaval Restaurant and Bar.