Australian pyroCb smoke generates synoptic‐scale stratospheric anticyclones

GP Kablick III, DR Allen, MD Fromm… - Geophysical …, 2020 - Wiley Online Library
Fires in southeastern Australia produced at least 18 pyrocumulonimbus (pyroCb) between
29 December 2019 and 4 January 2020. The largest plumes from this event exhibited …

SOUTHTRAC-GW: An airborne field campaign to explore gravity wave dynamics at the world's strongest hotspot

M Rapp, B Kaifler, A Dörnbrack… - Bulletin of the …, 2021 - journals.ametsoc.org
The southern part of South America and the Antarctic peninsula are known as the world's
strongest hotspot region of stratospheric gravity wave (GW) activity. Large tropospheric …

Numerical modeling of the generation of tertiary gravity waves in the mesosphere and thermosphere during strong mountain wave events over the Southern Andes

SL Vadas, E Becker - Journal of Geophysical Research: Space …, 2019 - Wiley Online Library
We investigate the effects on the mesosphere and thermosphere from a strong mountain
wave (MW) event over the wintertime Southern Andes using a gravity wave (GW)‐resolving …

Atmospheric gravity waves: Processes and parameterization

U Achatz, MJ Alexander, E Becker… - Journal of the …, 2024 - journals.ametsoc.org
Atmospheric predictability from subseasonal to seasonal time scales and climate variability
are both influenced critically by gravity waves (GW). The quality of regional and global …

Secondary gravity waves generated by breaking mountain waves over Europe

CJ Heale, K Bossert, SL Vadas… - Journal of …, 2020 - Wiley Online Library
A strong mountain wave, observed over Central Europe on 12 January 2016, is simulated in
2D under two fixed background wind conditions representing opposite tidal phases. The aim …

[HTML][HTML] High-altitude (0–100 km) global atmospheric reanalysis system: Description and application to the 2014 austral winter of the deep propagating gravity wave …

SD Eckermann, J Ma, KW Hoppel… - Monthly Weather …, 2018 - journals.ametsoc.org
High-Altitude (0–100 km) Global Atmospheric Reanalysis System: Description and Application
to the 2014 Austral Winter of the Deep Propagating Gravity Wave Experiment (DEEPWAVE) in …

Characteristics of the quiet‐time hot spot gravity waves observed by GOCE over the Southern Andes on 5 July 2010

SL Vadas, S Xu, J Yue, K Bossert… - Journal of …, 2019 - Wiley Online Library
We analyze quiet‐time data from the Gravity Field and Ocean Circulation Explorer satellite
as it overpassed the Southern Andes at z≃ 275 km on 5 July 2010 at 23 UT. We extract the …

Lidar observations of stratospheric gravity waves from 2011 to 2015 at McMurdo (77.84 S, 166.69 E), Antarctica: 1. Vertical wavelengths, periods, and frequency and …

J Zhao, X Chu, C Chen, X Lu, W Fong… - Journal of …, 2017 - Wiley Online Library
Five years of atmospheric temperature data, collected with an Fe Boltzmann lidar by the
University of Colorado group from 2011 to 2015 at Arrival Heights, are used to characterize …

Numerical simulation of mountain waves over the southern Andes. Part I: Mountain wave and secondary wave character, evolutions, and breaking

TS Lund, DC Fritts, K Wan… - Journal of the …, 2020 - journals.ametsoc.org
This paper addresses the compressible nonlinear dynamics accompanying increasing
mountain wave (MW) forcing over the southern Andes and propagation into the mesosphere …

PMC Turbo: Studying gravity wave and instability dynamics in the summer mesosphere using polar mesospheric cloud imaging and profiling from a stratospheric …

DC Fritts, AD Miller, CB Kjellstrand… - Journal of …, 2019 - Wiley Online Library
Abstract The Polar Mesospheric Cloud Turbulence (PMC Turbo) experiment was designed
to observe and quantify the dynamics of small‐scale gravity waves (GWs) and instabilities …