A strong atmospheric river will continue to impact northern California with heavy rain and life-threatening flooding through Friday. Unsettled weather is expected across much of the Northeast and Great Lakes over the next few days, including the likelihood of heavy snow in the central Appalachians and higher elevations of northeastern Pennsylvania and southern New York. Read More >
Dendritic Layer (Omega * PW * RH) OPRH The product of vertical motion, precipitable water, and relative humidity in the dendritic growth layer. Values will be most negative (favorable for snow growth) where strong ascent coincides with saturation in the dendritic growth layer. |