I don't think the wave breaking is that linear. Ideally in a perfect container, but lately the +WPO has been re-enforcing maritime heat waves near Japan, and SSTs running +5-7F. The Pacific is an important ocean because of its volatility, and when there is ridging in the West near Japan, it's really hard for the US jet stream downstream to not go zonal.

Glad it's infrequent for you. And hopefully you have enough warning if you're driving. My wife once felt it coming on and pulled over before it got worse

I get them like once a year. It’s a bit disorienting but it doesn’t hurt. Other people in my family get the brutal painful ones where you lock yourself in a dark room for the day and try to sleep it off.

Yes. My wife has had a few of those. She felt like she couldn't stand and was dizzy and nauseous. They diagnosed her with this type of migraine, which was surprising to us as we didn't think there were migraines like this. Hasn't had any for a few years fortunately.

Guess you know more than the doctors that study such things Visual impairments associated with migraine can happen with or without a headache “Ocular Migraine” is a term that has been used to refer to a number of migraine subtypes that are characterized by a variety of visual disturbances including visual loss, blind spots, zig-zag lines, or seeing stars. Unlike other forms of migraine, they may occur without any accompanying head pain. It’s not uncommon for a single patient to experience a wide range of visual symptoms. Here’s what you need to know to better understand the migraine subtypes that affect vision.