Quick Answer: When PAGASA says a bagyo (tropical cyclone) may enter the Philippine Area of Responsibility (PAR) on Monday or Tuesday, it means a storm outside the country is forecast to move into the zone the agency monitors. That's when local bulletins and possible wind signals begin to take shape. "May enter" is a forecast, not a confirmed landfall, and the track can still shift. Check PAGASA's bulletins for the storm's name, position, and signal level.
If you saw the headline "Bagyo, posibleng pumasok sa PAR sa Lunes o Martes" and wondered whether to start preparing, you're asking the right question. The report, carried by GMA News Online, gives the timing but not the details. The text we could retrieve was only a page header and a cookie notice, so it doesn't name the storm or its strength. What follows explains how to read a warning like this and what to do with it.
What "Pumasok sa PAR" Actually Means
The Philippine Area of Responsibility (PAR) is the region PAGASA, the Philippine Atmospheric, Geophysical and Astronomical Services Administration, monitors and issues bulletins for. It covers roughly 5°N to 25°N latitude and 115°E to 135°E longitude, a large slice of the western Pacific around the archipelago.
Entering PAR matters for a practical reason. Once a system crosses into the zone, PAGASA tracks it under its own authority and assigns it a local name from its annual list. That's why you'll see a storm called by an international name one day and a Filipino name the next.
Here's the part most people miss: entering PAR does not mean hitting land. Many systems that enter the zone curve northward or northeastward and stay over open ocean, and some weaken before they get close. A storm can be "in PAR" and still be a non-event for your barangay. The zone boundary tells you about jurisdiction, not impact.
Why "Monday or Tuesday" Is a Range You Should Respect
Working from the current date of November 6, 2026, a Friday, the window in the headline covers Monday, November 9 and Tuesday, November 10. That is a two-day range, and it's the uncertain part of the forecast.
Track forecasts get less reliable the further out they reach. A timing estimate for entry can shift by several hours or a day as new satellite and model data come in. The mistake many readers make is anchoring on the earliest day in the range. If a warning says Monday or Tuesday, plan for Monday, but don't assume the storm will be quiet on Tuesday.
This next part matters more than it looks: "may enter" is a different statement from "will enter." PAGASA uses hedged language because forecasts carry uncertainty, not because the agency is being vague. Read the wording as a sign of the uncertainty and plan accordingly.
How PAGASA Classifies Storms and Issues Signals
PAGASA classifies tropical cyclones by the sustained wind speed near the center, moving up from tropical depression to tropical storm, severe tropical storm, typhoon, and super typhoon. Each category's threshold is set in PAGASA's bulletins, so check the current values there instead of relying on older articles that quote different numbers.
Wind signals are a separate system. Tropical Cyclone Wind Signals (TCWS) run from No. 1 to No. 5, and each level is tied to the expected wind strength and the time until conditions are likely to arrive. A higher signal means less lead time and more serious impacts. The National Disaster Risk Reduction and Management Council (NDRRMC) and local government units use these signals to decide on class suspensions, preemptive evacuations, and fishing bans.
A common confusion is that a storm can enter PAR with no signals raised at all. Signals depend on where the system is going, not just that it's in the zone. That's why the entry date and the signal level are two different things to watch.
Why the Track Line Misleads People
Every track map shows a line for the storm's center, and people read that line as the whole story. It isn't. A storm's rain bands and wind field often extend hundreds of kilometers from the center, so places well off the line can still get heavy rain, gusts, and flooding.
Here's where most guides go wrong: they treat the forecast cone as a boundary of danger. The cone shows where the center might go, not where the damage stops. Areas outside the cone can still face flash floods, landslides in hilly terrain, and storm surge along exposed coasts.
That said, rain is often the bigger threat. In many Philippine typhoons, the deadliest hazards have been rain-triggered floods and landslides rather than wind alone. Treat a bagyo warning as a rainfall warning too, especially if you live near rivers, in low-lying areas, or on slopes.
How to Prepare Before a Bagyo Enters PAR
You don't need to wait for a signal to start preparing. Here's a sequence that works for most households:
- Check the official bulletin. Use PAGASA's website and social channels rather than screenshots. Note the storm's name, its forecast position, and any signal raised for your area.
- Stock water and essentials. Keep at least three days of drinking water, food that needs no cooking, medicine, and a charged power bank.
- Check local advisories. Your LGU will announce evacuation centers, class suspensions, and whether low-lying zones must move early.
- Secure loose items. Bring in or tie down anything that could become a projectile in strong winds, including laundry lines, signboards, and potted plants.
- Plan your evacuation route before you need it. Know the nearest designated center and an alternative route in case the main road floods.
The reason for starting early is simple. Roads, shops, and transport get harder to use once the signal goes up, and early preparation costs far less than rushed improvisation.
Where the Warning Stages Differ
| Stage | What it usually means | What you should do |
|---|---|---|
| Storm enters PAR | Storm is now under PAGASA's tracking and bulletins begin | Check bulletins, review your household plan |
| Signal No. 1 raised | Strong winds possible in your area within the signal's lead time | Secure loose items, prepare to shelter, monitor rain |
| Signal No. 3 or higher | Significant wind damage possible; large-scale disruption likely | Follow LGU evacuation orders, avoid travel, stay indoors |
| Landfall forecast | Center expected to cross coast; surge and flooding risk peaks | Move to designated shelter if advised; never wait for the eye to pass |
The table is a guide, not a substitute for PAGASA's specific language for each system. The signal logic and warning wording can change, so verify against the latest bulletin.
Frequently Asked Questions
What is a bagyo?
A bagyo is the Filipino term for a tropical cyclone, the same weather system called a typhoon in the western Pacific and a hurricane in the Atlantic. PAGASA uses the term for systems that form or enter the Philippine Area of Responsibility. Its intensity is set by sustained wind speed near the center.
How to prepare before a bagyo enters PAR?
Start with the official PAGASA bulletin and note the forecast timing and any signal raised for your area. Stock at least three days of water, food, and medicine, secure loose objects, and check your LGU's advisories. Plan an evacuation route early so you aren't making decisions under pressure.
Why does PAGASA say "may enter" instead of "will enter"?
Forecasts of a storm's track and timing carry uncertainty, and that uncertainty grows with lead time. "May enter" reflects the probability of entry, and the timing can shift as new data arrives. Treat the wording as a reason to prepare, not as a guarantee either way.
What does it mean when a bagyo enters PAR?
It means the storm is now inside the region PAGASA monitors and issues bulletins for, and it may receive a local name. It doesn't mean landfall or a specific local impact. Whether you'll see strong winds or heavy rain depends on the storm's track and intensity, which the latest bulletin will describe.
Most people only check the weather when the signal goes up, and that's usually too late to prepare well. Check PAGASA's bulletin today, write down your evacuation plan, and share this with someone in your household or barangay who's wrestling with the same "Monday or Tuesday" uncertainty. The bagyo pasok sa PAR window is the time to get ready, not after the wind starts.