Results 41 to 50 of about 1,344 (260)

Analysis of the effect of the coastal discontinuity on near-surface flow [PDF]

open access: yesAnnales Geophysicae, 1998
Conditional sampling is used herein to examine the effect of fetch, stability, and surface roughness changes on wind speeds in the coastal zone. Using data from an offshore wind farm it is shown that at a distance of 1.2–1.7 km from the coast, up to a
S. C. Pryor   +2 more
doaj   +1 more source

Improving Daily Rainfall Downscaling Over Taiwan's Complex Terrain With Surface‐Wind‐Informed Deep Learning Model

open access: yesInternational Journal of Climatology, EarlyView.
An encoder–decoder architecture (EDA) dynamically downscales coarse‐resolution climate fields (0.25°) to high‐resolution outputs (0.05°) over Taiwan, improving the representation of fine‐scale spatial variability and localized extremes by incorporating both rainfall and surface winds to maintain physical consistency.
Yi‐Chi Wang   +5 more
wiley   +1 more source

A Bayesian Hydrometeor Classification Algorithm for C-Band Polarimetric Radar

open access: yesRemote Sensing, 2019
A hydrometeor classification algorithm is developed by applying Bayes’ theorem to C-band polarimetric weather radar measurements. The Bayesian hydrometeor classification algorithm (BHCA) includes eight hydrometeor types: hail, rain, graupel, dry ...
Ji Yang   +5 more
doaj   +1 more source

On ALADIN precipitation modeling and validation in an Alpine watershed [PDF]

open access: yesAnnales Geophysicae, 2003
Highly resolved precipitation forecasts are necessary in many applications, especially in mountain meteorology and flash flood forecasts for small- to medium-sized alpine watersheds.
B. Ahrens, K. Jasper, J. Gurtz
doaj   +1 more source

The Atmospheric Aerosol over Western Greece-Six Years of Aerosol Observations at the Navarino Environmental Observatory

open access: yesAtmosphere, 2021
The Eastern Mediterranean is a highly populated area with air quality problems. It is also where climate change is already noticed by higher temperatures and s changing precipitation pattern.
Hans-Christen Hansson   +7 more
doaj   +1 more source

Hydrological and meteorological experimentation at the mesoscale

open access: yesEos, Transactions American Geophysical Union, 1985
For the past few years, several sectors of the U.S. meteorological community have been actively planning and organizing the National STORM Program. STORM is an acronym for Stormscale Operational and Research Meteorology, and its first major project, called STORM‐Central, will focus on the central third of the United States [Interagency Team for STORM ...
W. Brutsaert   +7 more
openaire   +1 more source

Added Value of CESM‐Driven WRF for Mean and Extreme Precipitation Over Complex Terrain in Southwest Asia

open access: yesInternational Journal of Climatology, EarlyView.
Southwest Asia remains understudied in high‐resolution regional climate modelling despite its climatic sensitivity and complex orography. We compare WRF (10 km), CESM (~2°), and ERA5 (0.25°) for 1950–2002, with supplementary validation against CHIRPS and PERSIANN‐CDR. WRF corrects the unrealistic summer precipitation overestimation of CESM and improves
Markella Bouchorikou   +5 more
wiley   +1 more source

Sensitivity of mesoscale model urban boundary layer meteorology to the scale of urban representation [PDF]

open access: yesAtmospheric Chemistry and Physics, 2011
Mesoscale modeling of the urban boundary layer requires careful parameterization of the surface due to its heterogeneous morphology. Model estimated meteorological quantities, including the surface energy budget and canopy layer variables, will respond ...
D. D. Flagg, P. A. Taylor
doaj   +1 more source

Revealing Dust Source Changes in East Asia From Past to Future: An Interpretable Deep Learning Approach

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Aeolian dust source areas are controlled by climate and human activities and are closely associated with land degradation, yet their long‐term evolution under global warming remains insufficiently quantified. An integrated framework that couples a U‐Net segmentation model with Shapley Additive Explanations (SHAP) was built to map and attribute
Yanyu Li   +5 more
wiley   +1 more source

Attributing Long‐Term Trends in Marine Low Cloud Morphologies to Aerosols and Large‐Scale Meteorology With Deep Learning

open access: yesGeophysical Research Letters
The response of marine low‐cloud mesoscale morphologies to climate change and emission reductions remains poorly understood. Here, we link long‐term trends in six cloud morphologies to variations in large‐scale meteorology and aerosols.
Jihu Liu   +7 more
doaj   +1 more source

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