Polar vortex status
The SPV is currently weaker than ERA5 average
but is forecasted to become stronger than average (according to GEFS-mean)
24 of 31 members have stronger vortex than average at the
last forecast step (2024-11-13 12:00:00)
The SSW probability in GEFS is: 0%
The zonal mean zonal wind at 10 hPa 60N is today (GFS analysis): 21.7 m/s
Weakest zonal wind at 10 hPa 60N in ERA5 record for todays date is: 10.7 m/s 2005
Strongest zonal wind at 10 hPa 60N in ERA5 record for todays date is: 33.0 m/s 1983