نتایج جستجو برای: winter precipitation

تعداد نتایج: 106696  

2008
J. M. Thériault

The various precipitation types formed within winter storms (such as snow, wet snow and freezing rain) often lead to very hazardous weather conditions. These types of precipitation often occur during the passage of a warm front as a warm air mass ascends over a cold air mass. To address this issue further, we used a one-dimensional kinematic cloud model to simulate this gentle ascent (≤10 cm/s)...

2014
Zhu Liu Ali Mehran Thomas J. Phillips Amir AghaKouchak

This study provides insight into how CMIP5 climate models perform in simulating summer and winter precipitation at different geographical locations and climate conditions. Precipitation biases in the CMIP5 historical (1901 to 2005) simulations relative to the Climatic Research Unit (CRU) observations are evaluated over 8 regions exhibiting distinct seasonal hydroclimates: moist tropical (Amazon...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Yonaton Goldsmith Wallace S Broecker Hai Xu Pratigya J Polissar Peter deMenocal Naomi Porat Jianghu Lan Peng Cheng Weijian Zhou Zhisheng An

We thank Liu et al. (1) for their comments on our paper (2). The first point of Liu et al. (1) is that the Lake Dali Early Holocene highstand could reflect increased winter precipitation and/or glacier melt rather than monsoon rainfall. First, modern winter precipitation contributes <10% annual precipitation (2, 3). To sustain the Early Holocene highstand solely based on winter precipitation re...

2011
Y. Huang Q. J. Tian J. Liu

Understanding how precipitation inter-annually changes and its implication in agricultural drought and production change in winter wheat (Triticum aestivum L.) growth season is critical for crop production in China. MODIS Temperature-Vegetation Dryness Index (TVDI) and daily mean precipitation time series for the main growth season(Feb. to May) of winter wheat from 2000 to 2010 were used to ana...

2011
Y. Huang Q. J. Tian L. T. Du J. Liu

Understanding how precipitation inter-annually changes and its implication in agricultural drought and production change in winter wheat (Triticum aestivum L.) growth season is critical for crop production in China. MODIS Temperature-Vegetation Dryness Index (TVDI) and daily mean precipitation time series for the main growth season(Feb. to May) of winter wheat from 2000 to 2010 were used to ana...

2012
F. Dominguez E. Rivera D. P. Lettenmaier C. L. Castro

[1] We find a consistent and statistically significant increase in the intensity of future extreme winter precipitation events over the western United States, as simulated by an ensemble of regional climate models (RCMs) driven by IPCCAR4 global climate models (GCMs). All eight simulations analyzed in this work consistently show an increase in the intensity of extreme winter precipitation with ...

2010
G. Darrel Jenerette Russell L. Scott Alfredo R. Huete

Questions: We asked several linked questions about phenology and precipitation relationships at local, landscape, and regional spatial scales within individual seasons, between seasons, and between year temporal scales. (1) How do winter and summer phenological patterns vary in response to total seasonal rainfall? (2) How are phenological rates affected by the previous season rainfall? (3) How ...

2009
E. Bartolini P. Claps P. D’Odorico

The European Alps rely on winter precipitation for various needs in terms of hydropower and other water uses. Major European rivers originate from the Alps and depend on winter precipitation and the consequent spring snow melt for their summer base flows. Understanding the fluctuations in winter rainfall in this region is crucially important to the study of changes in hydrologic regime in river...

2007
J. BARTHOLY

Expected climate change estimations for the Carpathian basin and especially, Hungary, are summarized for the 2071-2100 period on the basis of the results from the project PRUDENCE. Different regional climate models (RCMs) used 50 km as the horizontal spatial resolution, and evaluated the A2 and B2 global emission scenarios. Results suggest that in case of temperature, a warming trend is evident...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2002
Timothy J Osborn Mike Hulme

Daily precipitation in the UK has changed over the period 1961-2000, becoming on average more intense in winter and less intense in summer. Recent increases in total winter precipitation are shown to be mainly due to an increase in the amount of precipitation on wet days, with a smaller contribution in the western UK from a trend towards more wet days. If the wet-day amounts are modelled using ...

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