Technical corrections only. v2 updates the bill's status to reflect that it was reported by the Committee on Commerce, Science, and Transportation without amendment on October 21, 2025. There are no substantive policy changes between v1 and v2.
Improving Flood and Agricultural Forecasts Act of 2025
- Sponsor
- Sen. Schatz, Brian [D-HI]
- Committees
- Commerce, Science, and Transportation Committee (primary)
- Last action
- Oct 21, 2025
This analysis was written for v1 (INTRODUCED IN SENATE, Feb 18, 2025). REPORTED TO SENATE changed too little to need its own, so it reuses that one rather than a rewrite. The differences between the two are summarized above. View v1
Bottom line
This bill seeks to enhance the accuracy and density of weather and environmental data collection across the United States by formalizing and expanding the National Mesonet Program, with a focus on leveraging non-federal partnerships and providing financial support.
What it actually does
This bill mandates the Under Secretary of Commerce for Oceans and Atmosphere to maintain the National Mesonet Program, outlining its objectives to improve forecasts for atmospheric, drought, fire, and water events. It prioritizes leveraging commercial, academic, and other non-Federal Government environmental data, establishes means to integrate greater data density, and authorizes financial and technical assistance for State, Tribal, private, and academic entities to build, expand, or upgrade mesonet systems. The bill also establishes an advisory committee and requires regular congressional briefings.
Proponents argue
Proponents argue that this bill is crucial for improving the accuracy and timeliness of severe weather warnings, flood forecasts, and agricultural predictions, thereby protecting lives, property, and economic sectors. They emphasize the cost-effectiveness of leveraging existing non-federal data networks and fostering public-private-academic collaboration to fill critical data gaps, ultimately leading to more resilient communities and economies.
Opponents contend
Potential opponents might raise concerns about the overall cost of the program, especially the authorized appropriations, and question the efficiency of federal involvement in areas where commercial entities might already operate. Some could also argue about potential data quality control issues when integrating diverse non-federal data sources or the possibility of duplicating efforts with existing federal programs.
The bill is relatively short and its provisions are clearly laid out, making it accessible for an informed reader to understand its core objectives and mechanisms within a reasonable timeframe.
Section 2(a)
Mandate for National Mesonet Program
This section requires the Under Secretary of Commerce for Oceans and Atmosphere to maintain the National Mesonet Program. The program's goals include improving forecasts for atmospheric, drought, fire, and water events by using commercial, academic, and non-Federal Government environmental data. It also aims to integrate more diverse observations annually and coordinate with satellite data.
Supporters argue
Supporters contend that formalizing and mandating the program ensures sustained federal commitment to critical weather and environmental data collection, which is essential for public safety and economic resilience.
Critics contend
Critics might argue that a broad mandate could lead to an overly expansive program without sufficient cost-benefit analysis for each data acquisition, potentially duplicating private sector efforts.
Tradeoffs
Balancing the need for comprehensive data with the cost-effectiveness of leveraging external sources, and ensuring seamless integration of diverse data types.
Section 2(b)
Enhancing Data Density and Local Monitoring
This subsection details how the Program will operate, focusing on increasing data density for improved forecasts (including nowcasts and hyper-local forecasts), enhancing numerical weather prediction, and identifying data gaps for air-sea interactions. It also mandates monitoring local meteorological conditions by acquiring soil and moisture data for drought information and expanding road weather observational networks.
Section 2(c)
Support for Mesonet System Expansion
This section authorizes the Under Secretary to award at least 15% of the Program's annual appropriation as financial assistance to State, Tribal, private, and academic entities. This assistance is for building, expanding, or upgrading mesonet equipment and capacity. Recipients must agree to provide data to the Program and secure non-Federal financial support for at least 5 years. Priority is given to remote or underrepresented areas.
Section 2(d)
Establishment of an Advisory Committee
The bill requires the Program to have an active advisory committee of subject matter experts. This committee will make recommendations to NOAA on data identification, implementation, procurement, tracking, improvements, expansions, and acquisitions. It must include academic expertise to identify potential partnerships and collaborative methods.
Section 2(e)
Congressional Oversight and Reporting
The Under Secretary is required to provide annual briefings to the Senate Committee on Commerce, Science, and Transportation and the House Committee on Science, Space, and Technology through 2035. These briefings must cover implementation efforts, financial assistance provided, advisory committee recommendations, potential coastal/ocean mesonet needs, progress on data gap elimination, and other relevant topics.
Section 2(g)
Funding Authorization
This section authorizes specific appropriations for the National Mesonet Program from amounts authorized to the National Weather Service. The authorized amounts are $50,000,000 for FY2025, increasing to $70,000,000 for FY2029.
This clause states that data will only be obtained if it is "demonstrably cost effective and meeting or exceeding data quality standards available to the Administration."
Section 2(b)(3)(A)
Why it matters:This is standard legislative practice to ensure fiscal responsibility and program effectiveness, often placed within administrative guidelines.
Case for: Supporters would argue this ensures taxpayer money is spent wisely, preventing the acquisition of low-quality or overpriced data and maintaining the integrity of the Program's outputs.
Case against: Critics might argue that "demonstrably cost effective" could be interpreted broadly, potentially allowing for subjective decisions that favor certain vendors or limit the scope of data acquisition in areas where cost-effectiveness is harder to prove but data is still needed.
Estimated impact: This provision could significantly influence procurement decisions and the overall composition of the data integrated into the Mesonet Program, potentially saving millions or limiting data sources.
Requires coordination with existing data developed by the Administration and used for forecasts, including data from the National Environmental Satellite, Data, and Information Service (NESDIS), the Integrated Ocean Observing System (IOOS), the Global Ocean Monitoring and Observing Program (GOOS), the National Data Buoy Center (NDBC), and the National Ocean Service (NOS).
Section 2(b)(3)(D)
Why it matters:This is a standard legislative practice to ensure new programs integrate with existing federal infrastructure and avoid duplication.
Case for: Proponents would argue this ensures a holistic approach to weather data, leveraging existing federal investments and preventing siloed data collection efforts, leading to more comprehensive forecasts.
Case against: No strong case against, as coordination is generally seen as beneficial. However, some might argue that the specific mechanisms for coordination are not detailed, potentially leading to superficial integration.
Estimated impact: Ensures the Mesonet Program is not an isolated effort but rather a complementary component of NOAA's broader data ecosystem, enhancing the value of existing federal data assets.