The state bureau PAGASA said early Friday that the Tropical cyclone “Lawin” is now formed into a storm. PAGASA said that as of 4 a.m. of September 21, tropical storm Lawin with international name Jelawat was located 670 kilometers east of Virac, Catanduanes.
It carries maximum sustained winds of 65 kilometers per hour (kph) near the center and gustiness of up to 80 kph. It is moving west at 11 kph. The storm is expected to make landfall either on Sunday or Monday. PAGASA said that the storm may affect central and southern Luzon, and parts of Visayas and Mindanao.
Small boats and sea crafts along the country’s eastern seaboard are warned not to venture out into the sea as the storm goes near land.
Eastern Samar is now under Public Storm Warning Signal No. 2 (61-100 kph winds) while Northern Samar, Western Samar, Leyte, and Sorsogon are now under Public Storm Warning Signal No. 1 (30-60 kph winds).
Residents living in low lying and mountainous areas under public storm warning signal #2 and #1 are alerted against possible flashfloods and landslides. Likewise, those living in coastal areas under public storm warning signal #2 are alerted against big waves or storm surges generated by this tropical storm.
Estimated rainfall amount is from 10 – 25 mm per hour (heavy – intense) within the 600 km diameter of the Tropical Storm.
Update: September 23, 2012 (Sunday)
As per latest severe disturbance bulletin from PAGASa as of 5:00 AM today, September 23, Tropical Storm “Lawin” has maintained its strength as it continues to move slowly over the Philippine sea.
Lawin was spotted at 330 km east of Borongan, Eastern Samar as of 10:00 AM today. It carries maximum sustained winds of 105 kph near the center and gustiness of up to 135 kph. It is forecast to move north slowly. As of 11 am, Lawin has intensified into a typhoon and moved closer to Samar provinces.
The weather bureau forecasts Lawin to be at 480 km East of Catarman, Northern Samar by tomorrow morning and by Tuesday morning, it is expected to be at 460 km East of Virac, Catanduanes and at 595 km East of Baler, Aurora by Wednesday morning.
Public storm Signal #1 is still up in the provinces of Eastern Samar, Northern Samar, and Western Samar. Residents living in low-lying and mountainous areas under public storm warning signal #1 to be alert against possible flashfloods and landslides.
Update: September 24, 2012 (Monday)
Typhoon Lawin (Bagyong Lawin) continues to intensify over the Philippine sea, state weather bureau PAGASA reported on Monday, September 24, 2012.
At 4 a.m. today, Lawin was estimated at 480 kilometers East of Legaspi City with maximum sustained winds of 175 kilometers per hour near the center and gustiness of up to 210 kph. It is forecast to move north northwest at 7 kph.
The public storm warning signal over Samar provinces has been lowered, according to PAGASA.
Weather experts said estimated rainfall amount is from 10 to 20 millimeters per hour (heavy – intense) within the 700-km diameter of Lawin.
Lawin has enhanced the southwest monsoon bringing moderate to heavy rains in Visayas and Mindanao.
PAGASA advised fishing boats and other small seacrafts not to venture out into the eastern seaboard of Southern Luzon, and the seaboards of Visayas and Mindanao due to big waves.