- Some common hydrological hazards include:
- Tropical Cyclone: a large column of air mass swirling around a center of low atmospheric pressure, called the eye.
- Typhoon: a tropical cyclone that occurs in the northwestern Pacific Ocean (, northern hemisphere)
- Flood: an overflow of water that submerges land that is usually dry.
- Storm Surge: a rise in water level above the normal tidal range due to the presence of a storm
- Lightning/Thunder Storm: a storm characterized with a presence of lightning and the audible deep rumble effect, known as the thunder.
- El Niño/La Niña: irregularly occurring climate patterns that affect regions of equatorial Pacific.
- El Niño: warming of sea surface temperature; high atmospheric pressure
- La Niña: cooling of sea surface temperature