Hebcal doesn't offer an Apple Watch complication, but we really like the idea and hope to implement one.

Ben, thanks for the feedback.

We've changed Hebcal to match how Google's Holidays in Israel calendar displays the holiday.

https://www.hebcal.com/holidays/yom-haaliyah-school-observance-2021

Yom HaAliyah School Observance (Aliyah Day observed in Israeli schools) for Hebrew Year 5782 occurs at dawn on Wednesday, 13 October 2021.

https://www.hebcal.com/holidays/yom-haaliyah-2022

Yom HaAliyah (Recognizes Aliyah, immigration to the Jewish State of Israel) for Hebrew Year 5782 begins at sundown on Sunday, 10 April 2022 and ends at nightfall on Monday, 11 April 2022.

We have started offering a Yahrzeit + Anniversary API. You can read more here:

https://www.hebcal.com/home/1705/yahrzeit-anniversary-api

We've made a few additional changes to Outlook calendar feeds to attempt to avoid this issue. Please let us know if you're still seeing this problem.