forecasting

  1. What are these lines on a surface map?

    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?
  2. Andrew Revering

    EuroWX & F5Weather Redesigned!

    The NEW F5Weather has been released!! We are excited to finally announce that our weather forecast model viewing sites EuroWX.com and F5Weather.com have merged, and are now a completely redesigned F5Weather.com! This new site features a plethora of new features and models, but also is much...
  3. Veering (backing) winds and WAA (CAA)

    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!
  4. Alex Elmore

    CIPS Experimental Analog-Based Severe Probability Guidance

    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...
  5. KendraReed

    New cousin of El Niño

    "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...