Results 31 to 40 of about 673,458 (365)

Estimating 1min rain rate distributions from numerical weather prediction [PDF]

open access: yes, 2017
Internationally recognized prognostic models of rain fade on terrestrial and Earth-space EHF links rely fundamentally on distributions of one-minute rain rates. Currently, in Rec. ITU-R P.837-6, these distributions are generated using the Salonen Poiares-
Paulson, Kevin S.
core   +1 more source

Probabilistic wind speed forecasting in Hungary [PDF]

open access: yes, 2013
Prediction of various weather quantities is mostly based on deterministic numerical weather forecasting models. Multiple runs of these models with different initial conditions result ensembles of forecasts which are applied for estimating the ...
Baran, Sándor   +2 more
core   +2 more sources

Tropical cyclone track and intensity prediction skill of GFS model over NIO during 2019 & 2020

open access: yesTropical Cyclone Research and Review, 2022
The Tropical Cyclone (TC) track prediction using different NWP models and its verification is the critical task to provide prior knowledge about the model errors, which is beneficial for giving the model guidance-based real-time cyclone warning ...
Ch. Sridevi   +8 more
doaj  

Evaluation of Three Reanalysis Soil Temperature Datasets with Observation Data over China

open access: yesEarth, 2022
Soil temperature is a crucial parameter in surface emissions of carbon, water, and energy exchanges. This study utilized the soil temperature of 836 national basic meteorological observing stations over China to evaluate three soil temperature products ...
Cailing Zhao   +5 more
doaj   +1 more source

Polarimetric SAR Applications of Sea Ice: A Review

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Fully polarimetric (FP) and compact polarimetry (CP) modes are advanced technologies of synthetic aperture radar (SAR). Compared to the parameters available from traditional orthogonal backscatter coefficients, these technologies offer extra parameters ...
Mohammed Shokr, Mohammed Dabboor
doaj   +1 more source

SmaAt-UNet: Precipitation Nowcasting using a Small Attention-UNet Architecture [PDF]

open access: yes, 2021
Weather forecasting is dominated by numerical weather prediction that tries to model accurately the physical properties of the atmosphere. A downside of numerical weather prediction is that it is lacking the ability for short-term forecasts using the ...
Mehrkanoon, Siamak   +2 more
core   +2 more sources

Improving Numerical Weather Prediction of Rainfall Events Using Radar Data Assimilation [PDF]

open access: yes, 2019
Data assimilation is one of method to improve initial atmospheric conditions data in numerical weather prediction. The assimilation of weather radar data that has quite extensive and tight data is considered to be able to improve the quality of weather ...
Fatkhuroyan, Fatkhuroyan   +2 more
core   +1 more source

Jean-François Geleyn, fondateur et premier directeur de programme d'Aladin [PDF]

open access: yes, 2021
Jean-François Geleyn has been leading the international Aladin consortium from 1990 until 2010, first informally and then later, as the Program Manager.
Pottier, Patricia, Termonia, Piet
core   +1 more source

Feasibility analysis of early warning of sea fog within six hours for two harbors in the South China Sea

open access: yesFrontiers in Earth Science, 2022
Sea fog significantly impacts harbor operations, at times even causing navigation to cease. This study examines two harbors in the north of the South China Sea, analyzing the feasibility of increasing each harbor’s sea fog early warning capability to 6 h
Mingsen Zhou   +7 more
doaj   +1 more source

A weather forecast model accuracy analysis and ECMWF enhancement proposal by neural network [PDF]

open access: yes, 2019
This paper presents a neural network approach for weather forecast improvement. Predicted parameters, such as air temperature or precipitation, play a crucial role not only in the transportation sector but they also influence people's everyday activities.
Durica, Marek   +5 more
core   +1 more source

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