
In the Western United States, snowpack is our largest water reservoir, and it’s changing fast. Drought, fires, and historic floods can make forecasts tough. As a water manager, you’re tasked with protecting communities, ecosystems, and economies in the face of uncertainty.
M3 Works provides you with actionable information using a model developed in partnership with water managers.
M3 Works runs the most accurate and validated snowpack model in the world, delivering watershed insights that simply weren’t possible a decade ago. Better snowpack data means better streamflow forecasts, which means you can plan storage, releases, and conservation measures with greater certainty, even in extreme years with unforeseen weather events.
Our modeling is physically based rather than the purely statistical models of the past. We use iSnobal as our foundation, enhanced with high-resolution data, real- time updates, and rigorous validation. Satellite products, SNOTEL data, and forest canopy mapping all feed into our system. This results in data you can trust to stand up to the most volatile seasons. From drought to flood risk, our models reduce uncertainty so you can act decisively.
M3 Works bridges the gap between advanced research and real-world water management. From private irrigation districts to the Colorado River, we bring world class modeling into the hands of decision makers.




















We show you how much water is stored in the mountains, how fast it’s melting, and what that means for rivers, reservoirs, and operations.
M3W-iSnobal applies realtime collected data from your basin to create the most validated snowpack model in the world.
Harness the power of remotely sensed observations. From albedo to snow depth, m3w-iSnobal is designed to incorporate observations that reduce uncertainty.
Analyze your current systems and integrate cutting-edge technology.
Our mission is to produce the best modeled SWE available in realtime
We are software developers and snow nerds that are passionate about aiding water resource managers through strategic use of modern software practices. The founders at M3 were a part of the core team that created the Automated Water Supply Model (AWSM) at the USDA Agricultural Research Service, the legacy of which lives on in the M3W-iSnobal modeling system as a succesful technology transfer. As a company, we are leveraging powerful modeling tools like Boreas to create some of the most reliable near-real-time distributed Snow Water Equivalent (SWE) estimates ever.


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