Flash Flood · Guam

Flash Flood April 29, 2025 · Micronesia, Guam

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Videos sent from Pohnpei showed engorged streams and waterfalls that were pushing rapidly moving water up onto surrounding walkways on April 29th. The weather office at Pohnpei measured a 24 hour total of 4.77 inches of rainfall and other gages across the island reporting between 2.96 and 4.52 inches, with locally heavy amounts likely. Most of this rain fell within a 4 hour period between 0700ChST (0800LST) and 1100 ChST (1200 ChST). No damage or injuries were reported during this event.

The wider storm

Heavy rainfall across Pohnpei brought 3 to 5 inches across the island with most of the rain falling over a 4 to 5 hour period.

Began near Pohnpei (6.9357, 158.1271).

Source: NOAA Storm Events Database, event 1247072. Narratives are written by the National Weather Service forecast office that issued the report.

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