forecasting

In the Southeast, Southwest, and around Montana and Wyoming, you see broken, brown lines. Are these showing the presence of shortwaves or is it something else?

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Is WAA (CAA) always associated with veering (backing) winds or are there circumstances in which this relationship doesn't hold? I assume the tropics, being highly barotropic, wouldn't see such a relationship but the midlatitudes would due to the high baroclinicity. Thanks!

Saint Louis University-CIPS has recently developed experimental analog-based severe probability guidance, which is available here: http://www.eas.slu.edu/CIPS/SVRprob/SVRprob.php There is a link at the bottom of the page that provides a brief technical explanation of the guidance, and we’ll be...

"El Niño, or the El Niño–Southern Oscillation, is an occasional warming event in the Pacific Ocean that can initiate weather-related havoc across the U.S. Now, it has a new cousin. By examining 38 years of weather, atmospheric scientists have identified an ocean temperature anomaly — the Pacific...