Results 71 to 80 of about 2,535 (244)

Geopotential difference determination using optic-atomic clocks via coaxial cable time transfer technique and a synthetic test

open access: yesGeodesy and Geodynamics, 2015
According to the general theory of relativity, two clocks placed at two different positions with different geopotentials run at different rates. Thus one can determine the geopotential difference between these two points by comparing the running rates of
Ziyu Shen, Wenbin Shen
doaj   +1 more source

Spatial and temporal variability of wet spells and their role in wet and dry summers and winters in Australia

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
The change in the frequency of wet spells in tropical Australia in summer primarily contributes to the change in precipitation between wet and dry years. In the extratropics, both the frequency and intensity of wet spells are important, especially in winter.
Sunil Pariyar   +4 more
wiley   +1 more source

Heat stress in tropical highland regions: the case of Kenya during February 2024

open access: yesWeather, EarlyView.
Understanding and awareness about heat stress remain low in sub‐Saharan countries despite high exposure and vulnerability. After the national media in Kenya reported that people had complained about unusual heat stress during February 2024, we combine in situ and reanalysis data to (i) put this event into climatological perspective, and (ii) give ...
G. Chagnaud   +3 more
wiley   +1 more source

Probability forecasts – Part 1: ensembles and probabilistic forecasts

open access: yesWeather, EarlyView.
Ensemble weather forecasts have been in use for many years to help forecasters understand uncertainty in weather predictions but are now becoming core to some operational Numerical Weather Prediction (NWP) systems. Ensembles offer greater predictive skill and information content than deterministic forecasts but are more complex to interpret and ...
Ken Mylne
wiley   +1 more source

Extreme rainfall in Madeira: the June 2023 weather event

open access: yesWeather, EarlyView.
This study investigates the meteorological conditions behind the extreme precipitation event on 6 June 2023 over Madeira Island, Portugal. The event set a national daily record of 497.5mm and was unusual for occurring in early summer, as most extremes in the region occur in winter.
Tiago M. Ferreira   +5 more
wiley   +1 more source

Influences of Summer Northeastern Arctic Sea Ice on September Compound Heatwave and Drought Events in the South China

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Compound heatwave and drought events (CHDEs) in South China (SC) have intensified in early autumn, yet their driving factor remains unclear. Based on reanalysis data and numerical experiments, this study investigates the potential influence of the summer northeastern Arctic Sea ice concentration (NEASIC) on the interannual variation of ...
Jiani Zeng   +4 more
wiley   +1 more source

Teleconnections Between Warm‐Season Extreme Precipitation Events Over North China and Upstream Regions: Insights From Complex Network Analysis of Climate

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract North China frequently experiences devastating extreme precipitation events (EPEs). Upstream spatiotemporal propagation characteristics of EPEs can provide useful precursors for forecasting North China EPEs but remains poorly understood. Using climate network analysis, two dominant EPEs propagation pathways, that is, a northwestern pathway ...
Jilan Jiang   +4 more
wiley   +1 more source

Climate change and circulation types in the Alpine region

open access: yesMeteorologische Zeitschrift, 2017
The frequency of circulation types over the Alpine region is explored using 20 different global and regional climate model chains. The projected changes in these circulation types are investigated for the 21st century using the SRES A1B scenario.
Marco Rohrer   +2 more
doaj   +1 more source

On the comparison between two sets of 500 mb geopotential height eigenfunctions [PDF]

open access: yesTellus A: Dynamic Meteorology and Oceanography, 1986
When the largest eigenvalues of an Empirical Orthogonal Function (EOF) analysis are of similar magnitude, the corresponding EOFs do not hold great interest when they are considered one at a time; only the vector subspace generated by the first EOFs is significant.
openaire   +2 more sources

The Influence of Interactive Sea Surface Temperatures on Self‐Aggregation in Channel Domain Radiative‐Convective Equilibrium

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Convective self‐aggregation describes the spontaneous organization of convection that occurs in radiative‐convective equilibrium (RCE) simulations. Here, we conduct RCE simulations coupled to 2‐ and 20‐m slab ocean models in a 3D channel domain to assess the influence of interactive sea surface temperatures (SST) on self‐aggregation.
Kyle Shackelford   +2 more
wiley   +1 more source

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