Gale Warning
Issued at: 05:00 AM TODAY , 19 February 2020
Gale Warning # 11
For: STRONG to gale force WINDS associated with the surge of northeast monsoon.

Gale Warning in PDF file

Weather Advisory
Issued at: 11:00 AM 2020 February 07
Weather Advisory in PDF file

General Flood Advisories - Regional
 General Flood Advisory issued as of 7 PM, 20 August 2018


Monthly Climate Assessment and Outlook (July-August 2018)

Issued: 06 August 2018

Monthly Rainfall Forecast
RAINFALL FORECAST  (September 2018 - February 2019) 
UPDATED: 29 August 2018 (next update September 26, 2018)

Regional Rainfall Forecast
Issued: 29 August 2018
Valid for: September 2018 - February 2019
Farm Weather Forecast and Advisories
ISSUED: 8 AM,  FRIDAY,  MAY 24, 2019
, 2019
FWFA:  N0. 19-144

Ten-Day Regional Agri-Weather Information
DEKAD NO. 15   MAY 21 - 31, 2019
The weather systems that will affect the whole country are the frontal system, easterlies, ridge of high pressure area, intertropical convergence zone (ITCZ) and low pressure area (LPA).

Seasonal Climate Outlook
Issued:  13 July 2018
FOR July - December 2018

Astronomical Diary
Issue for October 2018
The October Orionids meteor shower will be active from October 17-25, 2017.

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02 October 2017


Addendum No. 2017-041-01

Subject: “Supply, Delivery, Installation, Testing, Training and Commissioning of Aviation Weather Observation System for Laoag and Zamboanga International Airports”; ABC Php 96,000,000.00 / PR2016-06-0492 / Ref. No. IB 2017-041

This Bid Bulletin is being issued to all prospective bidders to reschedule the submission and opening of bids and to answer official queries submitted by the prospective bidders, to wit:

I.   Revised Schedule  





1.    Issuance of Bidding Documents

14 Sept.– 03 Oct. 2017

14 Sept.– 20 Oct. 2017 / from 9:00 a.m. to 4:00 p.m.

Procurement Unit, 3/F PAGASA

2.    Submission of Envelopes 1 & 2

04 October 2017

23 October 2017 / on or before 10:00 a.m.

PAGASA BAC Office  or at the Administrator’s Office Conference Room, 4/F PAGASA

3.    Opening of Envelopes 1 & 2

04 October 2017

23 October 2017 / 10:01 a.m.

*Administrator’s Office Conference Room, 4/F PAGASA

      *  subject to change

II.   Answers to Official Queries/Clarifications of the Prospective Bidders:

Domestic Trading Corp.


Reference: TOR Letter E. Bid Proposal Contents

1. Are we required to do site inspection with signed certificate by PAGASA personnel assigned at site, to be able to comply with the requirement?

All interested bidders are required to conduct actual ocular site inspection and coordination with the local PAGASA Aviation Meteorological Office and airport tower office (CAAP), as stated in the last bullet of Section G of the Terms of Reference, which reads:

“Bidders must conduct actual site survey to have accurate information and assessment.”


§ Bidders must submit installation plans for civil works, equipment, networking, method of installation and other requirements pertinent to the evaluation of proposals. 

§ Bidders must secure and submit a certification from the local PAGASA Aviation Met. Office and local CAAP office that inspection was actually conducted, in their bid proposal.

2. May we also request standard specifications of trenching, excavations of communications lines (depth and width).

As a matter of reference and standard, bidders are encouraged to refer to the attached civil works plans from previous PAGASA AWOS installation. It is also encouraged that bidders shall coordinate with the office of CAAP for the local acceptable standards as well as compliance with international ICAO standards. Civil works implementation shall comply with accepted practices for digging works, trench layout, batter-board layout, conduit/cable layout including warning mesh, power and signal cabling works, etc.  Civil works costing for each site installation shall be included in the proposal. (Detailed Cost Breakdown)

3. May we request that the communications will be radio link and LAN as backup?

The bidders are encouraged to conduct actual site survey and ocular inspection with proper coordination with the local PAGASA aviation meteorological office and local airport tower office (CAAP) in order to provide a comprehensive technical proposal as well as the best and suitable installation methodology including the appropriate communication link. The bidders may provide a hybrid connectivity proposal that will address maximum uptime operation of the system with very minimal disruption. Proposals shall provide backup and redundancy measures for connections between sensors to PAGASA local aviation office as well as with the airport tower.

 West Point Engineering Supplies


1.  Request for extension of the submission/opening of bids.

1. As stated in the Revised Schedule.

2. When and what contracts are considered “similar” to the instant Project to be bid?

2. Similar projects shall be those projects/contracts which are similar to the establishment of weather observation system for airport.

3. Reference:  Section F Technical Specifications for Meteorological Station

c. Runway Visual Range (2 sets) with Background Luminance Meter (1 set) and Present Weather Sensor ( set)

§ Request to open the sensor type.

3. The PAGASA specified for a Transmissometer type sensor for the Runway Visual Range in order to promote standardization of Aviation Weather Observing Station installations of PAGASA as well as the requirement for a greater sampling volume of air between the two transmissometer sensors in the runway field.

Bidders are encouraged to provide proposals using the specified sensor type which should comply with the required deliverables and performance characteristics.

III. Additional Clarification - All deliverables must be stated in the “Detailed Cost Breakdown” prescribed format.

This shall form an integral part of the Bid Documents.

For information and guidance of all participating bidders.


  Chairperson, PAGASA-BAC 


It has come to the attention of the Office of the Administrator of PAGASA that a certain person has been using the name of Dr. Vicente B. Malano to solicit money from the contractors of PAGASA.

Dr. Malano wishes to inform the public that he has not authorized anyone to solicit money on his behalf and to warn everyone against dealing with unscrupulous activities of certain individuals.

payong pagasa on android The latest version of the official PAGASA app can now be downloaded on Google play store

List of Trainees for the Meteorological Technicians Training Course (MTTC) 2019

The following have been accepted to undergo the Meteorological Technicians Training Course (MTTC), scheduled on 06 May – 14 October 2019

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Weather Division is now  ISO 9001:2015 Certified

Proof has been furnished by means of an audit that the requirements of ISO 9001:2015 are met.

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14 June 2019

The occurrence of scattered to at times widespread rainfall associated with the Southwest Monsoon during the past few days as observed by most PAGASA stations...

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