As of 5:00 a.m., Typhoon Rosita was spotted 540 kilometers (km) east of Tuguegarao City, Cagayan. It has maximum sustained winds of 170 kilometers per hour (kph) and gustiness of up to 210 kph. The Typhoon has slightly weakened as it moves westward at 15 kph.  It will bring stormy weather or heavy rains with strong winds in Cagayan, Isabela, Quirino, Aurora and Polilio Island. Meanwhile, rains with gusty winds are expected in the Cordillera Administrative Region, Ilocos Region, the rest of Cagayan Valley and Central Luzon, and the provinces of Rizal and Camarines Norte. Due to its trough or extension,  Metro Manila, the rest of CALABARZON and of Bicol Region will have cloudy skies with scattered rain showers and thunderstorms. Meanwhile, partly cloudy to cloudy skies with isolated rain showers will prevail in the rest of the country.

As Typhoon Rosita approaches the eastern section of Northern Luzon, Tropical Cyclone Warning Signals (TCWS) are raised by PAGASA in the following areas in preparation for incoming Typhoon.

In an Interview with PAGASA Weather Forecaster Ezra Bulquerin, he mentioned that the Typhoon may slightly weaken as it traverses the landmass of Northern Luzon. Although some parts of the country are already experiencing stormy weather, the Typhoon is expected to hit the landmass of Isabela-Cagayan later this evening. He also added that the Northeast Monsoon will not strengthen the Typhoon, but will only steer it toward Northern Luzon.

Due to strong waves brought by the Typhoon, gale warning is issued in the following areas:

As of 4:00 a.m., Typhoon Rosita was last spotted 980 kilometers (km) east of Appari, Cagayan. With maximum sustained winds of 200 kilometers per hour (kph) and gustiness of up to 245 kph, it moves 20 kph westward. Meanwhile, the Northeast Monsoon or dry and cold winds coming from Siberia affects Northern and Central Luzon. It will bring cloudy skies with light rains in the Cagayan Administrative Region and Cagayan Valley. Meanwhile, partly cloudy to cloudy skies with isolated light rains are expected in Ilocos Region and Central Luzon. Metro Manila and the rest of the country will have partly cloudy to cloudy skies with isolated rain showers  caused by localized thunderstorms.

According to PAGASA Weather Forecaster Meno Mendoza, Typhoon Rosita is expected to hit the landmass of Cagayan-Isabela by Wednesday afternoon. By Monday Tropical Cyclone Warning Signals (TCWS) are expected to be raised in Metro Manila and other parts of the country due to rains caused by the approaching Typhoon.

Due to strong waves brought by the Typhoon, gale warning is issued in the following areas.