2026-08-22 Flood Concerns Due to Storm Narra in Northern Vietnam on 22 August, 2026

Emergency Obs. Request Information

  • Disaster Type: Storm, Flood and Landslide
  • Country/Region: Vietnam
  • Occurrence Date (UTC): 22 August, 2026
  • SA activation Date(UTC): 22 August, 2026
  • Requester: Ministry of Agriculture and Environment (MAE)
  • Escalation to the International Charter: No
  • GLIDE Number: TC-2026-000157-VNM

Disaster Situation

https://nchmf.gov.vn/kttvsite/vi-VN/1/tin-bao-khan-cap-con-bao-so-4-post54236.html
https://vietnamnews.vn/society/1798038/storm-brings-heavy-rains-to-northern-viet-nam.html
https://en.vietnamplus.vn/storm-brings-heavy-rains-to-northern-vietnam-post350572.vnp
Due to the impact of Storm No. 4, from August 22 to 24, the Northeast region, southern Phu Tho, and Thanh Hoa are expected to experience widespread rainfall of 100–200 mm, with localized totals exceeding 400 mm. Specifically, Quang Ninh and Hai Phong will see 250–350 mm, with some areas exceeding 600 mm; Lang Son and Bac Ninh will receive 200–300 mm, with localized totals over 500 mm. Areas requiring high alert: Quang Ninh and Hai Phong are the epicenters of this torrential rain. Additionally, Lang Son, Bac Ninh, southern Phu Tho, and Thanh Hoa face significant risks of flooding, flash floods, and landslides.

Web GIS

Product

   AIT   

2026-08-27

DETECTED FLOOD WATER IN HANOI, PHUTHO, AND VINHPHUC PROVINCES, VIETNAM
As Observed by ALOS-2 images on 24 August 2026


2026-08-27

DETECTED FLOOD WATER IN HANOI, PHUTHO, AND VINHPHUC PROVINCES, VIETNAM
As Observed by ALOS-2 images on 24 August 2026


Satellite Image

   Before Disaster   

   JAXA   

2026-05-04

ALOS-2 SAR
IMG HH ALOS2 64511/3150 26/05/04 WBD R 2.1 GUD

2026-05-04

ALOS-2 SAR
IMG HH ALOS2 64511/3200 26/05/04 WBD R 2.1 GUD

   After Disaster   

   JAXA   

2026-08-24

ALOS-2 SAR
IMG HH ALOS2 66167/3150 26/08/24 WBD R 2.1 GUD

2026-08-24

ALOS-2 SAR
IMG HH ALOS2 66167/3200 26/08/24 WBD R 2.1 GUD

   ISRO   

2026-08-26

EOS-04 SAR HH
StripNumber=1519 SceneNumber=4
26-AUG-2026 23:19:56

2026-08-26

EOS-04 SAR HV
StripNumber=1519 SceneNumber=4
26-AUG-2026 23:19:56

2026-08-26

EOS-04 SAR HH
StripNumber=1519 SceneNumber=5
26-AUG-2026 23:20:16

2026-08-26

EOS-04 SAR HV
StripNumber=1519 SceneNumber=5
26-AUG-2026 23:20:16

   TASA   

2026-08-30

FORMOSAT-5 Level4
FS5 G000 PMS L4UTM 2026/08/30 03:35:42

2026-09-01

FORMOSAT-5 Level4
FS5 G000 PMS L4UTM 2026/09/01 03:35:36

2026-09-03

FORMOSAT-5 Level4
FS5 G000 PMS L4UTM 2026/09/03 03:35:30