A weather balloon launched in the Pacific Northwest has measure a wind speed of 161 mph. That is the strongest summer jet stream ever recorded.
I'll put this under climate change...because it is changing and will affect the climate. Here is an interactive map of the earth's magnetic field. There is a time slider with the map. If you move the slide you will see the pole take off moving relatively rapidly about 1980. https://maps.ngdc.noaa.gov/viewers/historical_declination/