Vientiane, Laos: storm history

59 storms have passed within 50 km of Vientiane from 1947 to 2025. The map shows Laos; search for a town in Vientiane to see storms near it.

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Years1842 to 2026
Ocean basin

Choosing a minimum category hides storms with no wind speed in the record. To see which storms have passed near you, search a town or ZIP code, or tap the map.

Key
  • Tropical depression Winds below 34 knots (39 mph)
  • Tropical storm 34 to 63 knots (39 to 73 mph)
  • Category 1 64 to 82 knots (74 to 95 mph)
  • Category 2 83 to 95 knots (96 to 110 mph)
  • Category 3 96 to 112 knots (111 to 129 mph), major
  • Category 4 113 to 136 knots (130 to 156 mph), major
  • Category 5 137 knots (157 mph) or more, major
  • Unknown intensity No wind speed in the record
  • Post-tropical Storm has become post-tropical (dashed line)

How to read the lines. Each line is the track of one storm, drawn through its six-hourly positions and coloured by its intensity at each point (the Saffir-Simpson scale), so a line changes colour as the storm strengthens or weakens. Tap a line for its details, or tap anywhere else to see which storms have passed nearby. Weaker storms appear as you zoom in. Hurricanes, typhoons and cyclones are the same kind of storm with different names in different oceans.

Storms near Vientiane

The record holds 59 tropical cyclones whose tracks passed within 50 km of Vientiane, Laos between 1947 and 2025. The busiest month is September, with 19 of them. The strongest, measured where each came closest to the place, reached category 1 strength. 15 of the storms have no wind speed in the record.

  • 59storms within 50 km
  • 0major (category 3 to 5) near here
  • 2at category 1 strength or more

A storm counts once, however many times it came close. The category is the storm's strongest point within 50 km, which can be weaker than its peak elsewhere.

How strong were the storms near Vientiane?

Category near hereStormsShare
Tropical depression1932%
Tropical storm2339%
Category 123%
Category 200%
Category 300%
Category 400%
Category 500%
Unknown intensity1525%

The agency behind most of the intensity figures here is the US Joint Typhoon Warning Center (western Pacific).

Vientiane storms over time

Storms by decade
Bar chart of storms by period. The most is 13 in 1980s.1940s11950s41960s51970s101980s131990s62000s72010s92020s4

The 2020s only run to 2025, so that bar is for a shorter period. This place's record starts in 1947, and records before the satellite era (about the 1960s) are far less complete.

Show the numbers
PeriodCount
1940s1
1950s4
1960s5
1970s10
1980s13
1990s6
2000s7
2010s9
2020s4

Earlier decades hold fewer storms partly because they were harder to see. Before weather satellites (about the 1960s) many storms that stayed at sea went unrecorded, so compare decades with care.

Storms by month
Bar chart of storms by period. The most is 19 in Sep.Jan0Feb0Mar0Apr0May1Jun2Jul9Aug15Sep19Oct11Nov2Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr0
May1
Jun2
Jul9
Aug15
Sep19
Oct11
Nov2
Dec0

Strongest storms near Vientiane

  • Charlotte (1956)25 August 1956 to 2 September 1956, Category 1 (80 kt) near here, peak Category 3 (110 kt), 975 hPa
  • Nancy (1954)30 September 1954 to 13 October 1954, Category 1 (65 kt) near here, peak Category 2 (85 kt), 965 hPa
  • Wutip (2013)25 September 2013 to 1 October 2013, Tropical storm (60 kt) near here, peak Category 3 (100 kt), 965 hPa
  • Bualoi (2025)22 September 2025 to 30 September 2025, Tropical storm (57 kt) near here, peak Category 1 (80 kt), 975 hPa, provisional
  • Ruth (1980)10 September 1980 to 17 September 1980, Tropical storm (55 kt) near here, peak Category 1 (65 kt), 980 hPa

Most recent storms near Vientiane

  • Bualoi (2025)22 September 2025 to 30 September 2025, Tropical storm (57 kt) near here, peak Category 1 (80 kt), 975 hPa, provisional
  • Kajiki (2025)21 August 2025 to 27 August 2025, Tropical storm (51 kt) near here, peak Category 2 (93 kt), 950 hPa, provisional
  • Vamco (2020)8 November 2020 to 16 November 2020, Tropical depression (30 kt) near here, peak Category 4 (115 kt), 955 hPa

Many of these storms killed people and destroyed homes. The figures are the official record's, and this page says nothing about their human cost.

More in Laos

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