Peninei Halakha – Zemanim Online
The Laws of Rosh Chodesh, the counting of the Omer, Memorial Day, Independence Day, Yom Yerushalayim, Lag B’Omer, Channukah, the month of Adar and Purim, the Three Weeks and the Fasts over the Destruction of the Temple – the 10th of Tevet, the 17th of Tamuz, Tisha b’Av, and the Fast of Gedaliah.
https://yhb.org.il/en/category/zemanim/