Results 121 to 130 of about 42,888 (286)

Analysis of Climate Variability of Homogeneous Regions of Rainfall Anomalies in Southeast South America (SESA)

open access: yesInternational Journal of Climatology, EarlyView.
We studied rainfall variability and cyclicity in six Homogeneous Regions of Rainfall Anomalies (HRRA) in Southeast South America (SESA) from 1961 to 2020 to understand the occurrence of droughts and above‐average rainfall. We use a continental analysis scale, focusing on seasonal, interannual, and interdecadal cycles, and their association with modes ...
Tainã Costa Peres   +4 more
wiley   +1 more source

Projections of Meteorological Drought and Potential Evapotranspiration Using the RegCM4 Over Northeastern Iran

open access: yesInternational Journal of Climatology, EarlyView.
We downscale CanESM2 with the Regional Climate Model version 4 (20 km) and evaluate against 15 stations to derive monthly PET (Hargreaves–Samani) and SPEI for northeastern Iran (1990–2009, 2040–2059, 2080–2099). Results show robust PET increases and a shift toward more negative monthly SPEI—especially April–September—indicating earlier onset and longer
Nasrin Salehnia   +6 more
wiley   +1 more source

Assessing the Performance of the Copernicus European Regional Reanalysis Dataset in Reproducing Extreme Weather Events in Poland

open access: yesInternational Journal of Climatology, EarlyView.
Global reanalyses, for example ERA5 and ERA5‐Land, tend to misrepresent the local‐scale weather extremes due to the limited spatial resolution. In this paper CERRA shows clear and consistent improvements over ERA5 and ERA5‐Land in representing extreme temperature and precipitation in Poland, particularly for localized and short‐lived heavy rainfall ...
Kinga Kulesza   +2 more
wiley   +1 more source

Synoptic map and the reading of the synoptic map

open access: yes
Riječ „sinoptički“ jednostavno znači sažetak trenutne situacije. U vremenskom smislu, to znači uzorak tlaka, fronte, smjer i brzinu vjetra te kako će se oni mijenjati i razvijati tijekom sljedećih nekoliko dana.
Soko, Robert
core   +1 more source

Observed Linkages Between Marine Heatwaves and Extreme Weather Over Land: A New Zealand Case Study

open access: yesInternational Journal of Climatology, EarlyView.
Marine heatwaves consistently warm New Zealand's land surface, but rainfall impacts occur only when synoptic systems enable moisture transport. This 38‐year analysis shows MHWs act as thermodynamic background drivers of heat and conditional amplifiers of extreme rainfall events or droughts.
Matthew Chinappa   +3 more
wiley   +1 more source

Subseasonal Predictability of Weekly Rainfall and Rainy Season Onset Over East Africa

open access: yesInternational Journal of Climatology, EarlyView.
This study evaluates the subseasonal predictability of weekly rainfall and rainy season onset over East Africa using the ECMWF extended range forecast model. Results show strong skill in forecasting weekly rainfall up to 4 weeks ahead, with higher accuracy during the March–May ‘long rains’ season.
Emmah Mwangi   +3 more
wiley   +1 more source

Wildfires in the Cape floristic region : exploring vegetation and weather as drivers of fire frequency

open access: yes, 2009
Includes bibliographical references (leaves 68-76).This study assessed the spatial and temporal patterns of wildfires in the Cape Floristic Region (CFR). It focused on the factors that influence fire frequency; namely vegetation age, ignition sources and
Southey, Diane
core  

Role of synoptic eddies on low-frequency precipitation variation

open access: yes, 2010
This study investigates a contribution of the synoptic-eddy moisture feedback to low-frequency precipitation variability. On one hand, synoptic-eddy moisture flux is systematically controlled by monthly mean flow.
Kug, Jong-Seong   +5 more
core   +1 more source

Menstrual suppression to decrease intrauterine device expulsion in adolescents with inherited bleeding disorders

open access: yes
International Journal of Gynecology &Obstetrics, Volume 169, Issue 1, Page 421-423, April 2025.
Peter H. Cygan   +3 more
wiley   +1 more source

Tracking Summer Greenland Blocking: The Upstream Pathway Shapes Historical Extremes and Future Change

open access: yesInternational Journal of Climatology, EarlyView.
This study investigates summer Greenland atmospheric blocking using the Lagrangian tracking Python package blocktrack applied to ERA5 reanalysis and CMIP6 models. Two types of blocks—upstream (Northern Canada origin) and retrograding (Northern Atlantic origin)—are distinguished, with upstream blocks driving recent observed frequency increasing trends ...
Michele Filippucci   +2 more
wiley   +1 more source

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