How do your peak flow values at sea compare to your values at home? I’m thinking the fresh clean air of the ocean might be a blessing but what about the temperature and humidity swings?

Dear John: My asthma is well controlled, and so the peak flows are about the same at sea and on land. Where there may be a benefit from the clean ocean air, perhaps that is offset by the constant stress which is also a trigger for my asthma. Temperature and humidity...

Back in Our Home Waters

Our position is in the Northern Hemisphere. Finally. We crossed the Equator late this afternoon, very slow going all day today. In the last few hours, the wind shifted to the north, just as we were finally closing in on the Equator. We thought we might not actually...

Weather Analysis for the Equator

We made good progress into last night. It is 92°F (33.3°C) in the cabin so I had a salt water shower and then freshwater rinse in the cockpit after sunset. It was hugely refreshing. I have been looking at some of the data that is available now to mariners in...