Waterspout in Guam

13 waterspout events since 1997

Every waterspout event the National Weather Service has filed in Guam, year by year, with the most significant episodes. A tornado over water. One that moves ashore is filed as a tornado from the coastline on.

The most significant on the map

The most significant waterspout 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

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The record

Events: 13
Deaths: 0
Injuries: 0
Damage: None recorded

Every year

The most significant

Ranked by deaths, injuries, damage and size together.

Hurricane and Waterspout in Guam, June 11 to 29, 19972 eventsSuper Typhoon Nestor (07W) moved through the Guam Area of Responsibility from the 1st to the 12th.It passed through the northern Marianas Islands, passing 45 miles away from the island of Agrihan on the 11th.
Waterspouts in Guam, April 16, 20002 eventsOn the 16th two Waterspouts were observed from the Saiapn International Airport. The first was seen south of the airport from 1737 to 1742. The second was observed west of the airport from 1815 to 1827.
Waterspout in Guam, October 10, 19981 event
Waterspout in Guam, June 7, 19991 eventTwo waterspouts were seen outside Apra Harbour. The waterspouts caused a slight delay in some boating event during the South Pacific Games being held in Guam.
Waterspout in Guam, February 15, 19991 eventOn the 15th a waterspout was seen by the observer at the Saipan International Airport. He reported it southwest of the station from 1216 to 1228.
Waterspout in Guam, July 16, 19991 eventA waterspout was observed from Andersen Air Force Base from 1652 to 1701. The waterspout was 15 miles to the west of the Air Force Base. It dissipated by 1701.
Waterspout in Guam, August 8, 20001 eventWaterspout observed from Wake Island to the east of the station
Waterspout in Guam, July 23, 20001 eventWaterspout observed by an off-duty NWS Employee from his residence at Naval Hospital in Agana Heights. The waterspout wasto the north of the observer over Agana Bay from 1700 to 1730.
Waterspout in Guam, July 31, 20001 eventWaterspout observed in Saipan between 1404 and 1411. The waterspout was to the north of the station.
Waterspout in Guam, August 28, 20001 eventFunnel cloud observed from Kwajalein 1244 to 1247.The funnel cloud was south of the station.
Waterspout in Guam, July 15, 20001 eventWaterspout observed in Saipan between 1144 and 1156. The waterspout was to the southeast of the station.
Waterspout in Guam, September 16, 20011 eventA Waterspout was observed to the west of the National Weather Service Office from 1330 to 1347

Waterspout everywhere Every kind of event in Guam

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.