Results 81 to 90 of about 324,714 (371)

Uncovering the Drivers of the Equatorial Ocean Surface Winds

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Wind Patterns along the Equator. Shown are daily mean wind patterns along the equatorial basin indicated in Figure 1a as a meridional mean along −2∘$$ -{2}^{\circ } $$ to +2∘$$ +{2}^{\circ } $$ latitude, land cells included, from a 2‐year ICON simulation. Five ocean basins are shown in black. Yellow boxes outline the seasons and ocean basins, which are
Marius Winkler   +3 more
wiley   +1 more source

On the potential use of radar-derived information in operational numerical weather prediction [PDF]

open access: yes, 1986
Estimates of requirements likely to be levied on a new observing system for mesoscale meteonology are given. Potential observing systems for mesoscale numerical weather prediction are discussed.
Mcpherson, R. D.
core   +1 more source

Sensitivity of desert dust emissions to model horizontal grid spacing during the Bodélé Dust Experiment 2005 [PDF]

open access: yes, 2012
The impact of model horizontal grid spacing on meteorology and dust emissions in the Bodélé depression was investigated during the well-documented period of the Bodélé Dust Experiment 2005 (BoDEx 2005). Five horizontal grid spacing ranging from 100 km to
Bouet   +16 more
core   +3 more sources

Multistep variational data assimilation: important issues and a spectral approach

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2016
In this paper, two important issues are raised for multistep variational data assimilation in which broadly distributed coarse-resolution observations are analysed in the first step, and then locally distributed high-resolution observations are analysed ...
Qin Xu   +5 more
doaj   +1 more source

Observation and backward trajectory of an inertio-gravity wave in the lower stratosphere [PDF]

open access: yesAnnales Geophysicae, 2001
A Doppler lidar observation of an inertio-gravity wave in the mid-latitude lower stratosphere is presented. The wave packet characteristics (vertical and horizontal wavenumbers, intrinsic and apparent frequencies) are inferred from the analysis ...
A. Hertzog   +3 more
doaj   +1 more source

Temporal and spatial dynamics of a local wind in Japan, “Kiyokawa‐dashi”: Insights from high‐density observations and numerical simulations

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We studied a renowned local wind in Japan, “Kiyokawa‐dashi,” with a numerical model and high‐density observations at approximately 1‐km intervals. “Kiyokawa‐dashi” typically begins with intense winds descending onto a confined area leeward of a gorge at the initiation stage and expands over the entire plain at the mature stage.
Hiroyuki Kusaka   +2 more
wiley   +1 more source

An Objective Analysis Technique for Constructing Three-Dimensional Urban-Scale Wind Fields [PDF]

open access: yes, 1980
An objective analysis procedure for generating mass-consistent, urban-scale three-dimensional wind fields is presented together with a comparison against existing techniques.
Goodin, William R.   +2 more
core   +1 more source

Regional model simulation of the hydrometeorological effects of the Fucino Lake on the surrounding region [PDF]

open access: yesAnnales Geophysicae, 2003
The drainage of the Fucino Lake of central Italy was completed in 1873, and this possibly caused significant climatic changes over the Fucino basin.
B. Tomassetti   +3 more
doaj   +1 more source

CALIOPE-Urban v1.0: coupling R-LINE with a mesoscale air quality modelling system for urban air quality forecasts over Barcelona city (Spain)

open access: yesGeoscientific Model Development, 2019
. The NO2 annual air quality limit value is systematically exceeded in many European cities. In this context, understanding human exposure, improving policy and planning, and providing forecasts requires the development of accurate air quality models at ...
J. Benavides   +7 more
semanticscholar   +1 more source

Rapid versus slow intensification of idealized tropical cyclones using soundings from reanalysis

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Climatologically averaged environmental wind and moisture around intensifying tropical cyclones are used in an idealized model to further discriminate differences between ensembles of rapidly (RI) and slowly (SI) intensifying storms. On average, RI storms have lower vertical tilt, are more axisymmetric, and less ventilated at onset than SI storms, and ...
Samantha Nebylitsa   +3 more
wiley   +1 more source

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