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Skyfora and the EIC Accelerator: Weather Data From Cell Towers

September 30, 2026866 words5 min

Skyfora, founded in Helsinki in 2019 as Hurricane Unwinder Oy Ab and renamed in 2022, turns delays in navigation satellite signals into weather data. Its EIC project described "the first to provide accurate and detailed weather information in 3D derived from GNSS signal delay data", measuring key weather parameters continuously "instead of certain measured locations", according to CORDIS. The company is led by CEO Fredrik Borgström.

The European Innovation Council granted €2,498,562 towards a €3.57 million project from February 2023 to July 2025. The final report says Skyfora ran pilot deployments across several sectors, brought its hardware to a production-ready stage with a European manufacturer, filed new patents and built a tomography method that reconstructs humidity, temperature, pressure and wind in 3D. It also says the company switched "from building a fully proprietary architecture to adapting and enhancing leading open models" as AI weather models advanced. In June 2026 Skyfora raised €6.5 million, including from the EIC Fund.

€2.50MEIC grant, 70% of a €3.57M project
€10.5MRaised in 2025 and 2026 with the EIC Fund
1 minUpdate rate of its atmospheric profiles, per company
Mid-2026Commercial data service launch

Company file

Legal entity
Skyfora Oy (formerly Hurricane Unwinder Oy Ab), business ID 2966196-1, Helsinki
Founded
2019
CEO
Fredrik Borgström
Products
GNSS weather data API, micronets, insight dashboard
Investors
Ugly Duckling Ventures, LUMO Labs, Voima Ventures, Eviny Ventures, EIC Fund
EIC project
SKYFORA, 1 Feb 2023 to 31 Jul 2025, closed
EIC funding
Blended finance: grant plus EIC Fund equity

Where Skyfora Stands Now

The 2026 money is for the commercial rollout of Skyfora's data products and partnerships with telecom and weather companies in Europe, the US and the Middle East, ahead of "the commercial launch of its real-time data API and atmospheric intelligence dashboard in mid-2026". Skyfora says its data feeds AI weather models and platforms in energy, defence, logistics and civil protection. The lead investor said that "with the technical risk significantly reduced, the opportunity now lies in commercialising" the platform.

"We're turning existing mobile networks into the data layer for next-generation weather forecasting and climate intelligence."

Fredrik Borgström, CEO, Skyfora, June 2026

The Technology: Reading the Sky Through Satellite Signals

The atmosphere delays signals from navigation satellites. Dual-band GNSS receivers already installed in 5G base stations capture these delays from several directions at once, and Skyfora's software combines them with other weather data to build a 3D picture of the atmosphere. The company says it needs no new hardware at operators' sites and offers them a new revenue stream. It notes there are only about 900 radiosonde launch sites worldwide.

What the EIC Project Promised, and What CORDIS Shows

The project promised to bring GNSS-based 3D weather sensing to real-world use. The final report documents pilots, production-ready hardware, validated tomography and AI forecasting benchmarked against international models. It does not name the pilot customers or quantify the forecast gains. CORDIS lists the project as closed.

  1. 3D tomography softwareDeliveredValidated, per report.
  2. Production-ready hardwareDeliveredEuropean manufacturer.
  3. Sector pilotsDeliveredCustomers not named.
  4. Commercial serviceLaunchingDue mid-2026.

The Money

In March 2025 Skyfora raised €4 million led by Ugly Duckling Ventures and LUMO Labs, with Voima Ventures and the EIC Fund. The 2026 round of €6.5 million added Eviny Ventures and non-dilutive Business Finland funding. Finnish company accounts are available only through paid services, so revenue is not public.

What Cannot Be Checked

Questions for the EIC

How much the EIC Fund invested across the two rounds, which operators and customers are paying, and how much forecasts improved in the pilots are not public.

Why Europe Should Care

The report cites World Bank estimates that weather-sensitive industries could gain about €160 billion a year from better forecasting. A European data source that uses existing telecom networks could improve warnings where observations are sparse. The EIC funded development and then invested alongside private backers.

What the project promised

The first 3D weather information derived from GNSS signal delays, measured continuously anywhere.

What the record shows

Validated software, production-ready hardware, pilots and €10.5 million raised, with commercial sales just starting.

The Verdict

Delivered, now selling

Skyfora did the technical work the EIC paid for and kept its investors on board. Whether operators and forecasters pay for its data at scale is the next test.

Skyfora and the EIC have not been asked for comment for this article. It is based entirely on public records and published statements, linked throughout.

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Eureka Network offers multiple international collaborative R&D programs including Network Projects, Clusters, Eurostars, Globalstars, and Innowwide, with funding ranging from €50K to €6.75M per project depending on the specific program. The network focuses on market-driven innovation and deep-tech development across diverse technology sectors including ICT/Digital, Industrial/Manufacturing, Bio/Medical Technologies, Energy/Environment, Quantum, AI, and Circular Economy. Applicants include SMEs, large enterprises, research organizations, universities, and startups, with Eurostars specifically targeting R&D-performing SMEs.

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EIC AcceleratorBeneficiary Deep Dive#Skyfora#weather forecasting#GNSS#telecom#artificial intelligence#Finland
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