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Thunderstorms and lightning

NWS Tiyan issues Special Marine Warning for Guam Coastal Waters as severe thunderstorm brings waterspout risk

Reported by U.S. National Weather Service Alerts NWS

The National Weather Service in Tiyan issued a Special Marine Warning for Guam Coastal Waters through 10:30 a.m. ChST, citing a severe thunderstorm, strong wind gusts, frequent lightning, and possible waterspouts.

At a glance

  • Affected location: Guam Coastal Waters
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Why it matters

The warning instructs people on the water to move to safe harbor immediately because waterspouts could overturn boats and hazardous seas are possible.

Location

Highlighted marker: this event.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
8/10
Geographic reach
1/10
Global importance
2/10
Impact magnitude
3/10
Positivity
2/10
Urgency
9/10

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