Guam, 2001

Rip Current in Guam, July 4, 2001

July 4, 2001 · NWS GUA · 1 event in 1 county or zone

Swell generated by Tropical Storm Utor were refracted by the small peninsula on the southwest side of Rota. These swells crashed into the East Harbor docks in Songsong resulting in damage to them.

The toll

Deaths
0
Injuries
0
Property damage
$40,000
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS GUA wrote it up.

Swell generated by Tropical Storm Utor were refracted by the small peninsula on the southwest side of Rota. These swells crashed into the East Harbor docks in Songsong resulting in damage to them. The swells caused the coral backfill in the pier to be washed out.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS GUA wrote its last area forecast discussion before the first event at Jul 3, 4:30 PM SST, 8 hours 30 minutes earlier.

Area forecast discussion, Jul 3, 4:30 PM SST, 8 hours 30 minutes before
AREA SYNOPTIC DISCUSSION
NATIONAL WEATHER SERVICE TIYAN GU
1 PM GUAM LST WED JUL 4 2001

WESTERN NORTH PACIFIC BETWEEN EQUATOR AND 25N FROM 130E TO 180.

CONVERGENT LOW LEVEL WIND FLOW INTO TYPHOON UTOR LOCATED NEAR 19N
124E IS PRODUCING WIDESPREAD SHOWERS ACROSS AND TO THE NORTH OF
THE REPUBLIC OF PALAU AND YAP STATE OR WITHIN AN AREA BOUNDED BY
4N130E TO 25N130E TO 25N135E TO 4N142E BACK TO 4N130E.

SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE LOCATED BETWEEN
THE EQUATOR AND 4N AND FORM 138E TO 146E.

AN INVERTED TROUGH STRETCHED FROM 8N150E TO 15N150E. AN UPPER
LEVEL LOW IS LOCATED NEAR 14N152E. WIND FLOW CONVERGENCE ASSOCIATED
WITH THE TROUGH COMBINED WITH FAVORABLE UPPER LEVEL WINDS FROM THE
UPPER LEVEL LOW ARE CREATING SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS IN BETWEEN 6N AND 14N FROM 150E TO 160E.

TRADE WIND CONVERGENCE IS GENERATING SCATTERED SHOWERS THROUGHOUT
THE NORTHERN PORTION OF THE REPUBLIC OF THE MARSHALL ISLANDS BETWEEN
11N AND 19N FROM 162E TO THE DATELINE.

SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS HAVE MOVED OVER THE
SOUTHERN MARSHALL ISLANDS AND ARE BETWEEN THE EQUATOR AND 9N AND
FROM 170E TO 180.

A SHEAR LINE IS PRODUCING SCATTERED SHOWERS AND THUNDERSTORMS 100
MILES NORTH OF A LINE FROM 20N144E TO 19N140E TO 25N170E.

Event by event

1 rip current. Local standard time, as filed.

Rip Current, Rota

When
July 4, 1:00 AM SST to 11:00 PM SST
Where
Rota County, Songsong
Property damage
$40,000
Reported by
TRAINED SPOTTER

What these are

Rip Current
A narrow, fast current flowing away from the beach that caused a drowning or rescue.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Guam in 2001Every state in 2001This day in weather historyWarnings in Guam, July 2001

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. Each event’s entry at NCEI: 5259796.