DRRR

Hydrometeorological hazards

dangers associated with the natural process or phenomena involved in the transfer of water and energy between the land surface and the lower atmosphere.

Typhoons

intense circulating winds, with heavy rain over tropical waters and land.

PAGASA

Monitors the behavior of the cyclones as they approach Philippine territory.

Thunderstorm

also known as electrical storm, is a storm characterized by heavy rain with the presence of thunder and lightning.

Floods

the presence of excessive water on a supposedly dry land. It can be caused by continuous rain or poor drainage.

Flash floods

rapid flow of water on saturated soil or dry soil or any foundation that has poor absorption capability

Storm surge

an abnormal rise in coastal waters due to massive force from the sea or from the air above the sea

Tornado

rapidly column of air that is in contact with the air and land

El nino

usually associated with the warming of the central and tropical water of the pacific ocean

La Nina

cooling of the same areas in a different season

Weather observation stations

use various instruments to monitor and gather data on hydrometeorological hazards

Doppler radar

used to measure important weather parameters such as amount of rainfall and direction, speed, and intensity of winds.

Automated rain gauge

usually installed in telecommunication cell sites to observe and locate areas with excessive amount of rainfall