Results 241 to 250 of about 975,265 (377)

Data assimilation errors due to incomplete accounting of balanced versus unbalanced moisture

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We investigate data assimilation strategies with moisture and assess the impact of accounting for moisture's balanced and unbalanced components. To illustrate the main ideas, examples are presented using a simple model consisting of linear, moist, shallow‐water equations with stochastic forcing.
H. Reed Ogrosky   +3 more
wiley   +1 more source

Rolling DICE to advance knowledge of land–atmosphere interactions

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
The Diurnal land–atmosphere Coupling Experiment (DICE) examines land–atmosphere interactions. Findings show land‐surface models struggle with daytime evaporation without representing dead grass layers; coupling land and atmosphere models improves the accuracy of surface fluxes but compromises variables like temperature and humidity.
Martin J. Best   +26 more
wiley   +1 more source

Spatial and temporal structure of the fog life cycle over Atlantic Canada and the Grand Banks

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
The relationship between fog occurrence and atmospheric and ocean surface conditions is explored from a 71‐year climatological analysis covering a broad range of spatial and temporal scales of marine fog over Atlantic Canada and the Grand Banks of Newfoundland, Canada. We find that the ocean surface plays a key role as a necessary boundary condition in
Adriana Formby‐Fernandez   +4 more
wiley   +1 more source

Analysis of the complex role of trees in street canyons using a large‐eddy simulation model

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Our large‐eddy simulations with high spatial resolution (down to 1 m) show a significant improvement in thermal comfort in shaded areas beneath trees during the hottest part of the day and just after sunset. However, they also highlight a drawback: in narrower streets, PM10$$ {\mathrm{PM}}_{10} $$ concentrations more than doubled compared with areas ...
Hynek Řezníček   +13 more
wiley   +1 more source

Air–sea–ice interactions in Isfjorden, Svalbard: An atmospheric perspective

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Due to its location and complex topography, atmospheric conditions in the Isfjorden region in central Svalbard are highly variable in space and time. Using new high‐resolution atmospheric reanalysis data, we show that near‐surface wind channeling and cold air advection strongly impact the winter heat extraction from the fjord, comparable to the effect ...
Lukas Frank   +3 more
wiley   +1 more source

Exploiting the full potential of Doppler lidars: High‐resolution wind‐gust profiling in significant weather

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
The evolution of wind gusts is difficult to observe because gusts are short‐lived phenomena that can originate at higher altitudes. During the Field Experiment on Sub‐mesoscale Spatio‐Temporal Variability in Lindenberg (FESSTVaL), novel ground‐based remote‐sensing methodologies were applied to measure wind with Doppler lidars in order to provide the ...
Julian Steinheuer   +2 more
wiley   +1 more source

Probing near-surface atmospheric turbulence with lidar measurements and high-resolution hydrodynamic models [PDF]

open access: green, 2001
Chih‐Yue Jim Kao   +4 more
openalex   +1 more source

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