Results 51 to 60 of about 4,370 (164)

Using Bayesian Model Averaging (BMA) to calibrate probabilistic surface temperature forecasts over Iran [PDF]

open access: yesAnnales Geophysicae, 2011
Using Bayesian Model Averaging (BMA), an attempt was made to obtain calibrated probabilistic numerical forecasts of 2-m temperature over Iran. The ensemble employs three limited area models (WRF, MM5 and HRM), with WRF used with five different ...
I. Soltanzadeh, M. Azadi, G. A. Vakili
doaj   +1 more source

Sensitivity analysis of the MM5 weather model using automatic differentiation [PDF]

open access: yesComputers in Physics, 1996
We present a general method for using automatic differentiation to facilitate model sensitivity analysis. Automatic differentiation techniques augment, in a completely mechanical fashion, an existing code such that it also simultaneously and efficiently computes derivatives.
Christian H. Bischof   +2 more
openaire   +1 more source

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

On the Mechanisms of Excessively Large Drag Coefficient Under Low‐Wind Conditions

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Observations show that the drag coefficient (CD) increases rapidly as wind speed decreases under low‐wind conditions, contradicting Monin‐Obukhov similarity theory (MOST). Analysis of multi‐year station data reveals that wind speed has a stronger influence on this anomalous CD increase than atmospheric stability.
Long Chen   +5 more
wiley   +1 more source

Heavy rain prediction using deterministic and probabilistic models – the flash flood cases of 11–13 October 2005 in Catalonia (NE Spain) [PDF]

open access: yesAdvances in Geosciences, 2007
Between the 11 and 13 October 2005 several flash floods were produced along the coast of Catalonia (NE Spain) due to a significant heavy rainfall event. Maximum rainfall achieved values up to 250 mm in 24 h.
M. Barnolas   +3 more
doaj  

Verification and Sensitivity Experiments for the WISP94 MM5 Forecasts

open access: yesWeather and Forecasting, 1997
Abstract A statistical verification of real-time forecasts from the Pennsylvania State University–National Center for Atmospheric Research Mesoscale Model version 5 (MM5) examines several model biases noted in numerical forecasts prepared for the Winter Icing and Storms Project’s 1994 field experiment.
Kevin W. Manning, Christopher A. Davis
openaire   +1 more source

Evaluation of Atmospheric Models Over Mountainous Regions Using a Parsimonious Network Routing Model and Streamflow Observations: A Case Study of the Yarlung Zangbo River on the Tibetan Plateau

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Evaluating kilometer‐scale atmospheric models in data‐sparse mountains is challenging because in situ meteorological observations are scarce and remote‐sensing products are uncertain. Using hydrological models to link atmospheric model‐simulated precipitation to streamflow is equally problematic, because those models carry substantial ...
Heng Yang   +3 more
wiley   +1 more source

Clustered Land Restoration Projects Increase Cloud Formation in West African Drylands

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 2, 28 January 2026.
Abstract Land restoration projects are implemented across Africa to combat land degradation and climate change. By changing the vegetation cover, these projects can potentially impact cloud formation through changes in energy and water partitioning between the Earth's surface and the atmosphere.
J. Ruijsch   +4 more
wiley   +1 more source

Dynamic Downscaling Resolution Affects Hot Extreme Processes: A Case Study of 2013 Summer Extreme Hot Event Over Central and Eastern China

open access: yesGeophysical Research Letters, Volume 53, Issue 1, 16 January 2026.
Abstract Understanding the complex thermal and dynamic processes during extreme climate event is important. This study investigated the 2013 extreme hot event (EHE) in central and eastern China using Weather Research and Forecasting model with resolution of 25 and 9 km (WRF25 and WRF9) respectively.
Shuangshuang Wang   +5 more
wiley   +1 more source

Evaluation of Interregional Transport Using the MM5–SCIPUFF System

open access: yesJournal of Applied Meteorology, 2004
Abstract Improved understanding of transport issues and source–receptor relationships on the interregional scale is dependent on reducing the uncertainties in the ability to define complex three-dimensional wind fields evolving in time.
David R. Stauffer   +3 more
openaire   +1 more source

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