LPAs form inside, outside PAR; more rain seen from southwest monsoon

MANILA, Philippines – Two low pressure areas formed on Sunday, September 15, with one LPA inside the Philippine Area of Responsibility and the other LPA outside PAR.

As of 8 am on Sunday, the LPA inside PAR was located 440 kilometers east of Casiguran, Aurora, while the one outside was 2,145 kilometers east of Eastern Visayas.

The Philippine Atmospheric, Geophysical, and Astronomical Services Administration (PAGASA) said the LPA inside PAR currently has a low chance of developing into a tropical cyclone, but the one outside has a moderate chance.

In an advisory at 11 am on Sunday, PAGASA provided the following rainfall outlook for the LPA inside PAR:

Monday noon, September 16, to Tuesday noon, September 17

• Moderate to heavy rain (50-100 millimeters): Cagayan including Babuyan Islands, Isabela

Tuesday noon, September 17, to Wednesday noon, September 18

• Moderate to heavy rain (50-100 mm): Cagayan including Babuyan Islands, Isabela, Apayao

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Aside from the two LPAs, PAGASA continues to monitor the effects of the southwest monsoon or habagat, which continues to dump moderate to intense rain.

Here is the rainfall forecast for the southwest monsoon as of 11 am on Sunday:

Sunday noon, September 15, to Monday noon, September 16

• Heavy to intense rain (100-200 mm): northern part of Palawan, Occidental Mindoro, Aklan, Antique, Negros Occidental
• Moderate to heavy rain (50-100 mm): Albay, Sorsogon, Masbate, rest of Mimaropa, rest of Western Visayas, rest of Negros Island Region

Monday noon, September 16, to Tuesday noon, September 17

• Heavy to intense rain (100-200 mm): northern part of Palawan, Aklan, Antique, Negros Occidental
• Moderate to heavy rain (50-100 mm): Albay, Sorsogon, Masbate, rest of Mimaropa, rest of Western Visayas, rest of Negros Island Region

Tuesday noon, September 17, to Wednesday noon, September 18

• Heavy to intense rain (100-200 mm): northern part of Palawan, Aklan, Antique
• Moderate to heavy rain (50-100 mm): Albay, Sorsogon, Masbate, rest of Mimaropa, rest of Western Visayas, Negros Island Region

The weather bureau advised areas affected by the southwest monsoon to stay on alert for floods and landslides. – Rappler.com