Author Archives: Martin Rothfield W6MRR

Windborne builds and flies controllable altitude balloons to collect weather data feeding an AI driven weather intellegence system. More info at https://windbornesystems.com

I always thought they made hydrogen in the field. This hurts forecasting. California forecasters lose ‘extremely valuable’ weather data during historic outage

https://www.washingtonpost.com/climate-environment/interactive/2025/weather-balloon-launches-staff-cuts

Our friends at the NIBBB have the honor of first hobby club balloon getting shot down the USAF (F-22 Raptor/AIM-9X missile). The story here.

Kazu and Martin present “Amateur Radio Ballooning in The Bay Area With SF-HAB” at the ARRL Pacific Division Ham Radio Convention. https://docs.google.com/presentation/d/1_fMJg8vZo3uXH9cOT1Unzsz4RlSpEwQlT6Mk1IBztLA/edit?usp=sharing

We will be attend Tinkerfest at Chabot Space and Science May 17th – 18th.

SF-HAB High Altitude Balloon Launch #4

We will be attend Tinkerfest at Chabot Space and Science May 17th – 18th. Details to follow.