Results 131 to 140 of about 172,512 (354)

Moisture and wind effects of Rossby waves on Western Pacific Intertropical Convergence Zone breakdown events

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
(a) Organized convection: clouds are clustered at the southern edge of the domain, aligning with the warmest SST. Northeasterly winds prevail, facilitating convection confinement to the southern part of the domain. (b) ITCZ breakdown: the clouds are spread throughout the domain.
Alejandro Casallas   +2 more
wiley   +1 more source

New approach for local C-band weather radar precipitation calibration

open access: diamond, 2020
José Roberto Ávila-Carrasco   +3 more
openalex   +2 more sources

Assessing high‐resolution numerical models and bottom‐boundary factors for a Mediterranean heavy precipitation event

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
State‐of‐the‐art, convection‐permitting NWP models reproduced the main features of the October 22–23, 2019 heavy precipitation event in Catalonia. However, slight configuration changes yielded varying streamflow responses and statistical performance, highlighting the challenge of simulating these events in Mediterranean medium‐sized basins ...
D. Ramonell   +3 more
wiley   +1 more source

Classification of Biological Scatters Using Polarimetric Weather Radar

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Weather radar holds the capability to monitor the extensive migration of bird and insect species. In particular, polarimetric weather radar can enhance aerial ecological monitoring by quantifying target shape through the measurement of polarization ...
Cheng Hu   +7 more
doaj   +1 more source

On the possibility of calibrating urban storm-water drainage models using gauge-based adjusted radar rainfall estimates [PDF]

open access: yes, 2013
Traditionally, urban storm water drainage models have been calibrated using only raingauge data, which may result in overly conservative models due to the lack of spatial description of rainfall.
Maksimović, Č   +4 more
core   +1 more source

Sensitivity of flower trade‐wind cloud organisation to mesoscale atmospheric heterogeneities

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Trade‐wind cloud organisation is insensitive to dynamical and thermal heterogeneities but very sensitive to humidity mesoscale heterogeneities, especially in the cloud layer, where they form moist patches, and not in the sub‐cloud layer. Clouds and rain develop in moist patches, then cold pools develop progressively, initiating mesoscale circulations ...
Thibaut Dauhut   +2 more
wiley   +1 more source

Development and flight test of a helicopter compact, portable, precision landing system concept [PDF]

open access: yes
An airborne, radar-based, precision approach concept is being developed and flight tested as a part of NASA's Rotorcraft All-Weather Operations Research Program.
Bull, J. S.   +3 more
core   +1 more source

The characteristics of squall lines in the Southeast Asia region

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Squall lines over the Maritime Continent were analysed using 20 years of IMERG GPM data and classified into four regional clusters. Significant regional differences were found in their size, intensity, lifespan, and propagation. Nighttime squall lines are primarily driven by the convergence of opposing offshore flows and the convergence of monsoonal ...
Jeong‐Yik Diong   +3 more
wiley   +1 more source

Cockpit weather information needs [PDF]

open access: yes
The primary objective is to develop an advanced pilot weather interface for the flight deck and to measure its utilization and effectiveness in pilot reroute decision processes, weather situation awareness, and weather monitoring.
Scanlon, Charles H.
core   +1 more source

Polar‐low track prediction using machine‐learning methods

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Machine‐learning models are developed to produce reliable and efficient forecasts of polar‐low (PL) trajectories 12 hours ahead. A temporal model (RLSTM) benefiting from the rolling‐forecast strategy, improves overall prediction accuracy and is suitable for quick experimentation, while a spatiotemporal model (PL‐UNet), incorporating both historical and
Ziying Yang   +4 more
wiley   +1 more source

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