Mountain Rain or Snow

Mountain Rain or Snow

Project Description Mountain Rain or Snow is a community-powered research project that aims to improve our tools for predicting winter precipitation. Community observers throughout the country submit real-time observations of rain, snow, and mixed precipitation,...

North American Monsoon

North American Monsoon

Project Description The North American Monsoon (NAM) is a large-scale feature having a strong impact on summer rainfall patterns and amounts over North America. For example, it supplies about 60%-80%, 45% and 35% of the annual precipitation for northwestern Mexico,...