A new way of representing microphysical uncertainty in convective-scale data assimilation reduces biases in model states and improves the accuracy of short-term precipitation forecasts.
weather
Posted inEditors' Highlights
Reduced Winter PM2.5 in Northern India Under Global Warming
Global warming is projected to alleviate PM2.5 pollution in Delhi by decreasing pollution-favorable weather days and increasing clean-favorable weather days.
Posted inEditors' Highlights
Polar Vortex Linked to Atmospheric Circulation at Daily Scale
A simplified representation of polar vortex at monthly scale was revised using a new method, and its daily association with air-sea teleconnections was analyzed to study weather impacts.
Posted inFeatures
Los retos de predecir las pequeñas, pero intensas, depresiones polares
Estas intensas tormentas marítimas suponen una amenaza para las comunidades costeras y las actividades económicas de las altas latitudes y puede que influencien el clima y la circulación oceánica.
Posted inResearch Spotlights
Shifts in Weather Patterns Vary by Region
Decisions about water use will have to reflect changing trends in the local hydroclimate.
Posted inFeatures
The Challenges of Forecasting Small, But Mighty, Polar Lows
These intense maritime storms pose threats to high-latitude coastal communities and economic activities and may influence climate and ocean circulation.
Posted inResearch Spotlights
Improving Weather Simulations Through Increased Generality
By adding support for spatially variable velocity fields and anisotropy, the CoSMoS simulation package can more accurately reproduce physical phenomena.
Posted inEditors' Highlights
Modeling Urban-Weather Effects Can Inform Aerial Vehicle Flights
Microscale modeling can be used to understand and predict urban weather with sufficient detail to inform and support flight safety for crewed and uncrewed aerial vehicles.
Posted inResearch Spotlights
Calculating Human Health Risks with General Weather Data
Gridded climate data sets are just as effective as weather station data at assessing human mortality risk related to heat and cold, researchers suggest.