Results 71 to 80 of about 55,052 (279)

All‐sky assimilation impacts of the Tomorrow.io microwave sounder constellation on global weather forecasts

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Key Findings: An assimilation methodology is established for the Tomorrow.io microwave sounder (TMS) flying on CubeSats in sun‐synchronous and inclined orbits, and in all cloud scenes. The TMS has a significant impact on weather forecast lead times up to 3 days in the Tropics in a research‐quality numerical weather prediction setting, and yields water ...
Jonathan J. Guerrette   +3 more
wiley   +1 more source

Cyclone Classification over the South Atlantic Ocean in Centenary Reanalysis

open access: yesAtmosphere
Since the beginning of the satellite era, only three tropical cyclones have been recorded over the South Atlantic Ocean. To investigate the potential occurrence of such systems since the 1900s, ERA20C, a centennial reanalysis, was utilised.
Eduardo Traversi de Cai Conrado   +3 more
doaj   +1 more source

Hazardousness of place : a new comparative approach to the Filipino past [PDF]

open access: yes, 2016
© Ateneo de Manila University. The historiography of the Philippines has been largely bounded by the nation-state, which has defined how its past has been conceived and to whom its peoples are mainly compared.
Bankoff, Greg
core   +2 more sources

Exceptionally poor and good medium‐range forecasts of the large‐scale circulation over Europe in ERA5 reforecasts

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
This study investigates year‐round exceptionally poor and good day‐6 forecasts of the 500‐hPa geopotential height field over Europe using 45 years of ERA5 reforecasts and applies a weather regime perspective to analyse large‐scale pattern evolution and regime transitions.
Seraphine Hauser   +4 more
wiley   +1 more source

Covariance of the intertropical discontinuity and African easterly jet in Sahelian wet and dry years

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Intertropical discontinuity and African easterly jet (AEJ) positions are strongly correlated, with a more pronounced linear relationship across wet years. Surface heat flux anomalies modify low‐level temperature and sensible heat flux gradients that shift the AEJ core south of the gradient maxima in both composites.
Marian Amoakowaah Osei   +4 more
wiley   +1 more source

Does vertical wind shear increase tropical cyclone rain?

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
A 26‐year modern precipitation dataset is used to systematically assess tropical cyclone (TC) rainfall responses to vertical wind shear (VWS). VWS enhances rainfall volume in TCs by up to 23%, despite reducing storm intensity, revealing a trade‐off where VWS mitigates wind damage but potentially amplifies flood risk.
King Heng Lau, Ralf Toumi
wiley   +1 more source

Rapid intensification and the bimodal distribution of tropical cyclone intensity

open access: yesNature Communications, 2016
Tropical cyclones rarely achieve high intensities gradually. Here, the authors show that rapid intensification is relevant not only to short-term weather forecasting, but also to the relationship between tropical cyclones and climate.
Chia-Ying Lee   +3 more
doaj   +1 more source

Steamship Portland: X-Storms [PDF]

open access: yes
In this lesson students will discover what causes extreme storms such as the Portland Gale of 1898 and the Halloween Nor'easter of 1991. They will identify and explain three factors that contributed to extreme storm conditions in the northwest Atlantic ...
Mel Goodwin
core  

Florida hurricanes and tropical storms: 1871-1993, an historical review [PDF]

open access: yes, 1994
In recent times, from 1871-1993, nearly 1,0OO tropical cyclones of tropical storm or hurricane intensity have s cur red in the North Atlantic, Caribbean Sea, and Gulf of Mexico.
Doehring, Fred   +2 more
core  

Assessing the predictability of Medicanes in ECMWF ensemble forecasts using an object-based approach

open access: yes, 2018
The predictability of eight southern European tropical-like cyclones, seven of which Medicanes, is studied evaluating ECMWF operational ensemble forecasts against operational analysis data.
Di Muzio, Enrico   +3 more
core   +1 more source

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