*Stratospheric warming UPDATE* The warming phase is about to start this week. It will compress the Polar Vortex, reduce the core power and disconnect it from the troposphere!
-spread the word- The new stratospheric warming phase is set to start this week. It will greatly reduce the strength of the stratospheric polar vortex. Considering that we will...
*BRUTAL* cold in Yakutia, Russia in the past days – several stations reported 55-57 °C below zero!
-spread the word- Northeastern Russia (Yakutia region, Siberia) is a well-known place for extreme cold, with the Verkhoyansk Range being the coldest area in the Northern Hemisphere. Oymyakon and...
Cold outbreak in the wake of a large North Atlantic cyclone delivers some colder weather and locally snow across UK and Ireland until Tuesday
-spread the word- The weather pattern across North Atlantic and Europe has not changed much since mid-December, there are constant deep and often violent extra-tropical cyclones developing. While the...
*Stratosphere watch* A double stratospheric warming wave is starting to develop for the next two weeks, which could have implications for late February and Spring weather patterns!
-spread the word- The polar vortex usually reaches its peak strength in late December and early January. As we head further into January and February, the Polar Vortex starts...
*Spring 2020 + February 2020 forecast* We present you the first long-range forecasts for Spring 2020, and we also look at the winter temperatures and pressure so far, and how the winter might end in February.
-spread the word- Half of winter is already behind us. This is usually the time when we take a first look at spring, to see what the early projections...
*10-15 day forecast* A strong Pacific ridge will push into the polar circle, cutting the bottom polar vortex in half, sending cold air into Eastern USA, and opening a temporary window for cooler Europe!
-spread the word- While the stratospheric vortex stays strong, the troposphere tries to play a game of its own, attacking the polar circle with high pressure, creating a transitional...
The stratospheric polar vortex rages, as it reaches its coldest temperature in the past 40 years. It is set to connect down and dominate the weather patterns as it spins at over 600km/h on top!
-spread the word- The polar vortex has been gaining strength and has reached its peak climatological strength. It is set to be connected with the lower levels, pushing its...
*10-20 day outlook* Year 2020 will start with a strongly positive Polar Circulation Amplification, dominating high pressure over Europe & Pacific and low pressure over North America!
-spread the word- In our previous installment, we looked at the long-range forecasts and seasonal trends. Now we will focus more on the medium/extended range, and what the early...