Hi John and Doves,
LagBaOmer - the 33rd day of the Omer - falls on May 19th this year. Yom Yerushalayim (Jerusalem Day) falls on May 29th, which is the 43rd day of the Omer. This marks exactly 7 days to Shavuot. High Watch days indeed.
A very good article in the link regarding Lag BaOmer.