Amendment 0003 has been posted to this notice. The amendment updates the general information for date submissions to reflect the due date for Tiers 2 and 3 on April 30, 2025 at 11:59 pm EST. Additionally, the amendment updates the total available funding on page 2 of the BAA. No other changes have been made as a result of this amendment. Please refer to Amendment 0003.pdf in the attachments below. -------------- Amendment 0002 has been posted to this notice. The amendment includes added content to Tier 3. No other changes have been made to this BAA as a result of this amendment. Please refer to Amendment 0002.pdf in the attachments below. -------------- Amendment 0001 has been posted to this notice. The amendment includes extended submission dates for Tiers 1, 2, and 3 as well as comments, questions, and answers. Please refer to Amendment 0001.pdf in the attachments below. -------------- This is a Broad Agency Announcement (BAA) issued on behalf of the National Weather Service (NWS), National Oceanic and Atmospheric Administration (NOAA,) and public notice of a competitive opportunity used to obtain proposals to understand technological capabilities, methodologies, and innovative processes available in the marketplace as the NWS begins to develop a replacement weather program as described in Federal Acquisition Regulation (FAR) 35.016 and FAR 6.102(d)(2). Any resultant award negotiations will follow all pertinent laws and regulations, and any negotiations and/or awards for procurement contracts will use procedures under FAR 15.4, Contract Pricing, as specified in the BAA. The BAA has been provided in the Attachments/Links section of this announcement as BAA_NWSRADARNEXT2024.pdf. Offerors are to note that instructions associated with responding to this BAA have been incorporated into this document, which include dates and times for questions and submissions. Offerors are advised that amendments may be issued. All submissions shall comply with the most current amended BAA documents and/or attachments. NAICS Code: 541715 - Research and Development in the Physical, Engineering, and LifeSciences (except Nanotechnology and Biotechnology). NOAA will be hosting a limited number of virtual one-on-one sessions to give potential offerors the opportunity to ask Government representatives questions that may reveal information that is sensitive in nature pertaining to their approach to the BAA. Sessions will be available between January 21 - 30, 2025 between 12:00 - 3:00 pm EST in 30-minute increments. The registration link has been provided in the Attachments/Links section of this announcement titled, "BAA virtual 1:1 session registration." **Note: you will be exiting this Government site to register.**