Results 61 to 70 of about 2,395 (187)

Water sources in semiarid northeast Asia as revealed by field observations and isotope transport model [PDF]

open access: yes, 2007
Origin of water vapor, which falls as precipitation over arid/semiarid area in northeast Asia, is investigated by modeling and observational approaches.
Davaa Gombo   +11 more
core   +1 more source

Impact of Assimilating GPS Precipitable Water Vapor on Simulations of Two North American Monsoon Convective Events Using Observing System Simulation Experiments

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 16, 28 August 2025.
Abstract This study evaluates the impact of assimilating precipitable water vapor (PWV) within an observing system simulation experiment (OSSE) framework to improve forecasts of monsoonal mesoscale convective systems (MCSs) in Arizona. Two contrasting case studies differing in convective forcing, longevity, intensity, and coverage are analyzed using a ...
Samkeyat Shohan   +8 more
wiley   +1 more source

Precipitable Water Vapor and Fractional Clear Sky Statistics within the Big Telescope Alt-Azimuthal Region

open access: yesRemote Sensing, 2022
The development of a network of ground-based telescopes requires detailed astroclimatic studies. This paper presents the spatial distributions of precipitable water vapor (PWV), total cloud cover (TCC) and cloud base height (CBH).
Artem Yu. Shikhovtsev   +3 more
doaj   +1 more source

Production of regional 1 km x 1 km water vapor fields through the integration of GPS and MODIS data [PDF]

open access: yes, 2004
<p>Atmospheric water vapor is a crucial element in weather, climate and hydrology. With the recent advance in Global Positioning System (GPS) Meteorology, ground-based GPS has become an operational tool that can measure precipitable water vapor ...
Li, Z.
core  

Observed behaviours of precipitable water vapour and precipitation intensity in response to upper air profiles estimated from surface air temperature [PDF]

open access: yes, 2017
Extremely heavy precipitation affects human society and the natural environment, and its behaviour under a warming climate needs to be elucidated. Recent studies have demonstrated that observed extreme precipitation increases with surface air temperature
FUJITA, Mikiko   +3 more
core   +1 more source

Strengthening Atmospheric Greenhouse Effect at the Arctic North Slope of Alaska Site Evidenced by Long‐Term Records of the Downwelling Longwave Radiance Spectrum

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 14, 28 July 2025.
Abstract Arctic amplification, the accelerated warming of the Arctic compared to lower latitude, remains poorly understood, particularly regarding the role of clouds. In this study, we analyze 26 years of downwelling longwave radiation (DLR) measurements from an Extended‐range Atmospheric Emitted Radiance Interferometer (E‐AERI) at the US Department of
B. Riot‐Bretêcher   +3 more
wiley   +1 more source

Identifying Wet Troposphere Delay in L‐Band InSAR Using Weather Radar Reflectivity

open access: yesEarth and Space Science, Volume 12, Issue 7, July 2025.
Abstract Synthetic Aperture Radar (SAR) pulses undergo variable propagation delays in the atmosphere due to changes in pressure, temperature, and humidity within the troposphere, causing large error in Interferometric SAR (InSAR) measurements of land surface displacement. Wet troposphere delay, resulting from condensed water and water vapor clouds, can
Talib Oliver‐Cabrera   +4 more
wiley   +1 more source

Statistical modelling of atmospheric mean temperature in sub-Sahel West Africa

open access: yesScientific African, 2020
Atmospheric mean temperature Tm, is a vital parameter in the evaluation of precipitable water vapor (PWV) through the analysis of GPS signal, it is therefore important to have a good way of evaluating Tm for the eventual accurate evaluation of PWV using ...
Oluwasesan Adeniran Falaiye   +2 more
doaj   +1 more source

Tibet's Ali: Asia's Atacama?

open access: yes, 2015
The Ngari (Ali) prefecture of Tibet, one of the highest areas in the world, has recently emerged as a promising site for future astronomical observation.
Li, Hong   +3 more
core   +1 more source

A Simple Emulator That Enables Interpretation of Parameter‐Output Relationships, Applied to Two Climate Model PPEs

open access: yesJournal of Advances in Modeling Earth Systems, Volume 17, Issue 5, May 2025.
Abstract We present a new additive method, referred to as sage for Simplified Additive Gaussian processes Emulator, for emulating climate model Perturbed Parameter Ensembles (PPEs). sage estimates the value of a climate model output as the sum of additive terms.
Qingyuan Yang   +3 more
wiley   +1 more source

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