There's a close mirroring of jetstream pattern at present, they usually look quite different, i.e. the polar vortex is looking more like extended jetstream flow. 10 hPa [image: 1550887002459-2019-02-23-10-hpa.png] 70 hPa [image: 1550887012982-2019-02-23-70-hpa.png] 250 hPa [image: 1550887020922-2019-02-23-250-hpa.png]