International Rescue scrambles all the flight-capable Thunderbirds to rescue the crew of CIR.R.U.S, a high-atmosphere weather station, now in danger due to the arrival of a fierce storm. TB1, TB2 and TB3 are quickly crippled by the conditions, and the only hope of salvaging the mission lies with TB5 - and John's ability to mount his most daring rescue ever.

The show’s own verdict is on its page.