Wednesday, Friday, and Saturday after Pentecost Sunday are Summer Ember days of fasting and abstinence. They are known as “Whit Embertide”.
This Sunday is Pentecost Sunday. So these days this year, (2015), begin this Wednesday, (May 27th), Friday, (May 29th) and Saturday, (May 30th).
Ember days of Wednesday and Saturday are fasting and partial abstinence, (I full meal WITH MEAT and 2 small meals WITHOUT MEAT). Friday is fasting and abstinence, (I full meal and 2 small meals with NO MEAT).