4DVAR assimilation of GNSS zenith path delays and precipitable water into a numerical weather prediction model WRF

W Rohm, J Guzikowski, K Wilgan… - Atmospheric …, 2019 - amt.copernicus.org
The GNSS data assimilation is currently widely discussed in the literature with respect to the
various applications for meteorology and numerical weather models. Data assimilation …

Estimation of 3D wet refractivity by tomography, combining GNSS and NWP data: First results from assimilation of wet refractivity into NWP

E Trzcina, W Rohm - Quarterly Journal of the Royal …, 2019 - Wiley Online Library
The magnitude of water‐vapour content and its temporal variability are factors that influence
the thermodynamics of the atmosphere significantly and result in different meteorological …

华北地区地基GPS 天顶总延迟观测的质量控制和同化应用研究

仲跻芹, 张京江 - 气象学报, 2017 - pubs.cstam.org.cn
地基GPS 天顶总延迟由于其解算误差来源少于目前广泛应用的可降水量资料,
其同化应用将会为数值预报初值场更好地提供大气信息. 面向同化应用的天顶总延迟观测质量 …

Investigating the Optimal Spatial Resolution for Assimilating GNSS PWV into an NWP System to Improve the Accuracy of Humidity Field

H Li, S Choy, X Wang, H Liang… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
Over the past few decades, the ground-based global navigation satellite systems (GNSSs)
tropospheric sounding technique has undergone rapid development and has proven to be …

Assimilation of GNSS tomography products into the Weather Research and Forecasting model using radio occultation data assimilation operator

N Hanna, E Trzcina, G Möller, W Rohm… - Atmospheric …, 2019 - amt.copernicus.org
From Global Navigation Satellite Systems (GNSS) signals, accurate and high-frequency
atmospheric parameters can be determined in all-weather conditions. GNSS tomography is …

Synoptic climatology of supercell‐type tornado and very large hail days in Turkey.

A Kahraman - Weather (00431656), 2021 - search.ebscohost.com
Basically, mesocyclonic tornadoes are the cases which feature a signal for supercells: a
photograph depicting a rotating updraft, a radar reflectivity pattern of a hook-echo or a …

[HTML][HTML] Türkiye'de Hortumlar, Şiddetli Dolu Hadiseleri, Ve Oluştukları Çevre Koşulları

A Kahraman - 2016 - polen.itu.edu.tr
Özet Şiddetli konvektif fırtınalar, dünya genelinde ölümler ve maddi zararlarla sonuçlanan
meteorolojik afetlerin önemli bir kısmından sorumludurlar. Ani taşkın ve seller, zarar verici …

[PDF][PDF] TORNADOES, SEVERE HAIL, AND THEIR ENVIRONMENTS IN TURKEY

A KAHRAMAN - 2016 - core.ac.uk
ISTANBUL TECHNICAL UNIVERSITY ★ GRADUATE SCHOOL OF SCIENCE
ENGINEERING AND TECHNOLOGY Ph.D. THESIS TORNADOES, SEVERE HAIL, AND …