Thunderstorm Wind in Guam
Every thunderstorm wind event the National Weather Service has filed in Guam, year by year, with the most significant episodes. Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
The most significant on the map
The most significant thunderstorm wind episodes in Guam.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 6
- Deaths
- 1
- Injuries
- 0
- Damage
- $298,000
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Damaging Wind in Guam, August 15, 2022Chuuk was on the edge of the ITCZ, which promoted the development of thunderstorms which created gusty winds and outflow boundaries that propagated away from the thunderstorms at about 35 knots, as estimated by satellite imagery.
- Flash Flood and Damaging Wind in Guam, November 23, 2020A brief period of severe thunderstorm winds and flooding occurred over the Marianas.
- Damaging Wind in Guam, February 21 to 22, 2003On the night of the 21st heavy showers and thunderstorms developed in the vicinity of Majuro. These owners and thunderstorms were the result of trade wind convergence.
- Damaging Wind in Guam, September 1, 2024On September 1st, people on Jaluit Atoll reported damage due to a brief period of strong winds. Satellite imagery around the estimated time of damage, showed building cumulus and cumulonimbus near the atoll.
- Damaging Wind in Guam, April 3, 2025A strong thunderstorm developed over Majuro Atoll the evening of April 3rd, producing strong winds that uprooted trees, damaged roofs, and a building across Majuro.
- Damaging Wind in Guam, May 30, 2021A thunderstorm caused damage to a house in Chuuk State of the Federated States of Micronesia.
More
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 2026-09-24.