Category Archives: Numerical modelling

Making the best use of HPC

Posted on 29 July, 2019 by danaallen

By: Grenville Lister High performance computing (HPC) is changing – there will be a new UK national service in early 2020 (and a period of time with no national service while the new platform is installed) – and the medium … Continue reading →

The OpenIFS User Workshop

Posted on 17 June, 2019 by danaallen

By Bob Plant I’ve been asked to write a blog post to go live on 17 June, the opening day of the 2019 OpenIFS user workshop. As I’m involved in the organisation, it would almost seem strange not to talk … Continue reading →

Posted in Academia, Climate, extratropical cyclones, Numerical modelling, Teaching & Learning | Leave a comment

Convective self-aggregation: growing storms in a virtual laboratory

Posted on 15 April, 2019 by danaallen

By: Chris Holloway Figure 1: An example of convective self-aggregation from an RCE simulation using the Met Office Unified Model at 4km grid length with 300 K SST. Time mean precipitation in mm/day for (a) Day 2 (still scattered), and … Continue reading →

Posted in Climate, Climate modelling, Numerical modelling, Tropical convection | Leave a comment

Modelling Ice Sheets in the global Earth System

Posted on 8 April, 2019 by danaallen

By: Robin Smith As Till wrote recently, our national flagship climate model (UKESM1, the UK Earth System Model) has been officially released for the community to use, after more than six years in development by a team drawn from across … Continue reading →

Posted in antarctica, Arctic, Climate, Climate modelling, Cryosphere, Numerical modelling | Leave a comment

The Boundary Layer and Submesoscale Motions

Posted on 1 April, 2019 by danaallen

By: Alan Grant Science is an exciting career, although what you may consider to be exciting will depend on your field. Sometimes things get most exciting when what initially appears to be a frustrating problem turns into an interesting problem. … Continue reading →

Posted in Boundary layer, Climate, Numerical modelling, Oceans | Leave a comment

Multi-fluids Modelling of Convection

Posted on 25 March, 2019 by danaallen

By: Hilary Weller Atmospheric convection – the dynamics behind clouds and precipitation – is one of the biggest challenges of weather and climate modelling. Convection is the driver of atmospheric circulation, but most clouds are smaller than the grid size … Continue reading →

Posted in Climate, Convection, Numerical modelling | Leave a comment

UKESM1 ready to use and in production for CMIP6

Posted on 25 February, 2019 by danaallen

By: Till Kuhlbrodt Development of the UK Earth System Model (UKESM1) has reached a major milestone. After six years of work on the model (see my earlier blog post here) the UKESM core group, and other scientists, are now running … Continue reading →

Posted in antarctica, Atmospheric chemistry, Climate, Climate modelling, Numerical modelling | Leave a comment

Seasonal Forecasting and the 2018 European Heatwave

Posted on 26 November, 2018 by danaallen

By Len Shaffrey The summer of 2018 has been one of the warmest on record in the UK and Europe. Warm temperatures over the summer led to impacts on agriculture, water resources and human health. One interesting question is how predictable … Continue reading →

Posted in Atlantic, Atmospheric circulation, Climate, Climate change, Climate modelling, Environmental hazards, Historical climatology, Hydrology, Numerical modelling, Seasonal forecasting, Waves | Leave a comment

Is it a normal season this year for tropical cyclones in the Western North Pacific?

Posted on 19 November, 2018 by danaallen

By Xiangbo Feng The Western North Pacific (WNP) is the most active area for tropical cyclones (TCs). The number of TCs occurred in the WNP so far (end of October) this year is 26 – just the average number of … Continue reading →

Posted in Atmospheric circulation, Climate, Climate modelling, earth observation, ENSO, Equatorial waves, Historical climatology, Madden-Julian Oscillation (MJO), Numerical modelling, Seasonal forecasting, Tropical cyclones, Waves, Weather forecasting, Western North Pacific, Wind | Leave a comment

Smoke, science, and sharks

Posted on 5 November, 2018 by hjia

By Ross Herbert In the August of 2017 the Cloud-Aerosol-Radiation Interactions and Forcing – Year 2017 (CLARIFY) measurement campaign took place on a tiny island in the middle of the southeast Atlantic Ocean where we were surrounded by whales, sharks, … Continue reading →

Posted in Africa, Atlantic, Atmospheric chemistry, Atmospheric circulation, Atmospheric optics, Climate, Climate change, Climate modelling, Clouds, Data collection, earth observation, Energy budget, Environmental hazards, Greenhouse gases, Measurements and instrumentation, Microphysics, Numerical modelling, Solar radiation, Weather forecasting, Wind | Leave a comment