News of network, community and related science


Meeting |

ICM-11: 20-24 May 2019 in Singapore

The 11th GRUAN annual Implementation and Coordination Meeting, ICM-11, took place 20-24 May 2019 in Singapore.

All presentations and documents of the...


Campaign |

Test campaign with Skydew instrument at Lindenberg observatory

From 1-5 April our colleagues from Meisei, Takuji Sugidachi and Kensaku Shimizu, visited the Lead Centre at Lindenberg Observatory to test the Skydew...

Meeting Document |

Report of the GRUAN ICM-10 released to the public

Report of the Tenth GCOS Reference Upper Air Network Implementation and Coordination Meeting (GRUAN ICM-10) published


Event |

The 10th anniversary of the establishment of GRUAN

The 10th anniversary of the establishment of the Global Climate Observing System (GCOS) Reference Upper Air Network (GRUAN) was celebrated during the...


Meeting |

Lead Centre hosts meeting on GCOS/GUAN/GRUAN cooperation

Between 5-7 December 2017 the members of the Task Team on GUAN convened at the Lindenberg observatory to discuss the coordination and structure of the...


Meeting |

ICM-10: 23-27 April 2018 in Potsdam

The 10th GRUAN annual Implementation and Coordination Meeting, ICM-10, will be organized 23-27 April 2018.


Campaign |

Testing of new Korean Dual Thermistor Radiosonde

In September, the CORETEMP 2017 campaign was hosted by the GRUAN Lead Centre in Lindenberg.


Community |

New Official GRUAN Website

We proudly announce the new GRUAN website.


Meeting |

9th GRUAN Implementation-Coordination Meeting (ICM-9)

GRUAN’s 9th Implementation and Coordination Meeting (ICM-9) will be held 12-16 June 2017 in the FMI headquarters in Helsinki, Finland.


Award |

GRUAN paper wins the Vilho Väisälä Award

On 23 June 2016 WMO’s executive committee announced that this year’s Prof. Vilho Väisälä award is granted to the authors of the paper on the GRUAN...