October Siberian Snowfall and Winter Patterns; And a look at our Near Term Weather

Our Buffalo Weather Blog regulars are already familiar with the probable relationship between rapid accumulation of snow in Siberia during October, and the pattern the polar jet stream takes on in the winter. There appears to be a fairly strong correlation between above average accumulating snow, particularly if the advance of snow cover is rapid in October, and how an oscillating feature  to the far north (call the Arctic Oscillation; http://www.ncdc.noaa.gov/teleconnections/ao.php) takes on a colder phase. We call that phase a Negative Arctic Oscillation, or -AO for short). This correlation isn’t airtight, but during Octobers in which the advance of…

After a Milder than average October, it appears we’re headed into a Colder than average November

It won’t be cold every single day, to be sure. And it’s too early to tell HOW cold it will be with any confidence beyond early next week. Bu…

After a nearly Hot Finish to the week, a Cooler Weekend Arrives–but No “Polar Vortex”

Aside from the Farmers Almanac and a certain private forecasting company’s hype, along with a newspaper article or 2, there is still no sign…