2026 GDAP Meeting

Jul 14 - 16, 2026 | Montreal, Canada

Logistics


When: 14-16 July 2026, 09:30 am – 17:30 EDT
Where: McGill University, Burnside Hall Room 306, 805 Sherbrooke Street West, Montreal, QC, Canada
Wifi and Zoom: Meeting Logistic available at https://www.gewexevents.org/meetings/2026gdap/gdap-documents/documents/
Time zone:

Program

Tuesday 14 June 2026


GDAP Science Mini-workshop
TimeActivityPresenter
09:00–09:10WelcomeTristan L’Ecuyer and Hiro Masunaga (GDAP Co-chairs)
Topic 1: The possible roles of aerosol radiative effects in the recent EEI trend
09:10-09:40Insights from the EEI communityNorman Loeb (NASA LaRC)
09:40-10:10Discussion
10:10–10:40Break
Topic 2: Polar energy and water cycles
10:40–11:00PREFIRE updatesTristan L’Ecuyer (UW-Madison)
11:00–11:30TICFIRE Application to Light Precipitation during the Polar NightJean-Pierre Blanchet (UQAM)
11:30–12:00Discussion
12:00–13:30Lunch
Topic 3: Synergies/complementarities among current and future satellite missions
13:30–13:50Measuring in-cloud vertical motion from space: EarthCARE and beyondHiro Masunaga (Nagoya U.)
13:50–14:20From Concept to Climate Science: Developing the next generation of atmospheric observation missionsYacine Bouzid (CSA)
14:20–14:50Discussion
14:50–15:20Break
Topic 4: Connections between water and energy budgets and inherent biases
15:20–15:50The dynamical consequences of evaporation biasesRobert Fajber (McGill U.)
15:50–16:20Discussion
Topic 5: Water vapor trends and radiative feedback
16:20–16:50Radiative forcing and feedback from a perspective of surface downwelling longwave radiation spectrumYi Huang (McGill U.)
16:50–17:20Discussion
No-host group dinner at Firegrill – Downtown (1490 Stanley, Montreal, QC)

Wednesday 15 June 2026


Panel Business
TimeActivityPresenter1
09:00–09:20GEWEX Scientific Steering Group debriefHiro Masunaga and Tristan L’Ecuyer
09:20–10:00Earth Energy Imbalance (EEI)Benoit Meyssignac2
10:00–10:40Global Precipitation Climatology Centre (GPCC)Elke Rustemeier2
10:40–11:10Break
11:10–11:50Global precipitation Climatology Project (GPCP)Ali Behrangi
11:50–12:30Spectral Earth Radiation Budget (ERB) observationsJake Gristly
12:30–14:00Lunch
New project discussion – 1: Polar activities/radiation
14:00–14:30Polar water and energy cyclesPatrick Taylor and Tristan L’Ecuyer
14:30–15:00Next radiative flux assessmentPaul Stackhouse2 and Tristan L’Ecuyer
15:00–15:30Discussion
15:30–16:00Break
16:00–16:40Baseline Surface Radiation Network (BSRN)Laura Riihimaki
16:40–17:20European Organization for the Exploitation of Meteorological Satellites (EUMETSAT)Viju Oommen John
1 Presenters are asked for a 15 min. presentation followed by discussion
2 Remote participation


Thursday 16 June 2026


Panel Business (continued)
TimeProjectPresenter1,3
09:00–09:40Global Land Atmosphere System Study (GLASS)Xuelong Chen2
09:40–10:20Convection trackingHiro Masunaga
10:20–10:50Break
10:50–11:30New member presentationYi Huang
11:30–12:10New member presentationBart Geerts
12:10–13:40Lunch
13:40–14:20WCRP Global Precipitation EXperiment (GPEX)Ali Behrangi
14:20–15:00International Satellite Cloud Climatology Project – Next Generation (ISCCP-NG)Andy Heidinger
15:00–15:30Break
New project discussion – 2: Precipitation
15:30–15:45Ground radar networkBart Geerts
15:45–16:10Discussion
16:10–17:00Discussion and outlook
Adjourn
1 Presenters are asked for a 15 min. presentation followed by discussion
2 Remote participation
3 New member are asked for a 30 presentation followed by discussion