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                                         WELCOME TO WSIS

For the last 100 years, West Side Institutional Synagogue has proudly served the Manhattan Jewish community. In the heart of the Upper West Side, our Modern Orthodox synagogue offers creative programming, exciting learning opportunities, inspiring davening and a strong sense of community. We look forward to welcoming you to WSIS!

                                     Chametz Form

                              PESACH 2019 SCHEDULE



THURSDAY, APRIL 18, 2019  • 13 NISAN 5779
7:10A Shacharit
8:19P Bedikat Chametz After 

FRIDAY, APRIL 19, 2019  • 14 NISAN 5779
Erev Pesach | Taanit Bechorot
7:20A Shacharit followed by Siyum
10:16A Last Time to Eat Chametz
11:36A Last Time to Burn Chametz  
7:20P Candle Lighting
7:25P Mincha/Maariv
8:22P Seder Should Not Start Before
12:54AM Chatzot

SATURDAY, APRIL 20, 2019  • 15 NISAN 5779
9:15A Shacharit
Remarks by Rabbi Levi Mastrangelo
  Kiddush following Davening in the ballroom
7:25P Mincha
8:05P Maariv
8:21P Candle Lighting from an existing flame (Start Seder After)

SUNDAY, APRIL 21, 2019  • 16 NISAN 5779
Pesach | 1st Day Omer
9:15A Shacharit
  Kiddush following Davening in the ballroom
7:30P Mincha
8:20P  Maariv
8:22P Havdalah

MONDAY, APRIL 22, 2019  • 17 NISAN 5779
Chol Hamoed Pesach | 2nd Day Omer
7:05A  Shacharit

TUESDAY, APRIL 23, 2019  • 18 NISAN 5779
Chol Hamoed Pesach | 3rd Day Omer
7:05A Shacharit

WEDNESDAY, APRIL 24, 2019  • 19 NISAN 5779
Chol Hamoed Pesach | 4th Day Omer
7:05A Shacharit

THURSDAY, APRIL 25, 2019  • 20 NISAN 5779
Chol Hamoed Pesach | 5th Day Omer
7:05A Shacharit
Reminder: Eruv Tavshilin    
7:27P Candle Lighting
7:30P Mincha/Maariv

FRIDAY, APRIL 26, 2019  • 21 NISAN 5779
Pesach | Yizkor | 6th Day Omer
9:00A Shacharit 

Remarks by Rabbi Levi Mastrangelo

10:30A (Approx) Yizkor
 Kiddush following Davening in the ballroom
7:28P Candle Lighting from a pre-existing flame
7:30P Mincha/Maariv

SATURDAY, APRIL 27, 2019  • 22 NISAN 5779
Pesach | 7th Day Omer
9:00A Shacharit

Remarks by Rabbi Levi Mastrangelo     

  Kiddush following Davening in the ballroom
7:30P Mincha followed by Neilat HaChag (please bring your unopened kosher l’pesach packaged goods)
8:30P Maariv   
8:32P Havdalah
Please help keep our Shacharit minyan strong during Chol HaMoed 


Maot Chittim
It is an important Mitzvah to give Tzedakah for Pesach needs. Rabbi Sherman will be distributing our communities generous donations to individuals in need.
To donate  click here  and choose "Maot Chittim" from the drop-down menu.

Sell Your Chametz
Please complete this form, by 6:00AM on Friday, April 19 and return it to  to have Rabbi Sherman act as your agent in the sale of Chametz


Thank you to David Ohayon and Ron Domb for sponsoring the kiddushes on Pesach

No Upcoming Sponsors

Here at WSIS, we love our Kiddushes of  hot cholent, kugel, chicken and more! Celebrating a happy occasion in your family? Want to honor a loved one's memory? Consider a full, partial or joint Kiddush sponsorship to share good news, celebrate a birthday or a simcha, or honor family and friends!

​​​​​​​THANK YOU

To Ivan and Francesca Berkowitz for sponsoring our beautiful and inspiring Pre-Pesach Haggadah Shiur, in memory of their parents, which Rabbi Sherman taught with aplomb.





                                  PESACH @ WSIS

Yom hazikaron/yom Ha'atzmaut at wsis




2019 Membership

If you would like to renew your membership or join as a new member, please see our Membership Page here. 


 Please click here to contribute to our campaign.


Check out video from Musical Havdalah with Lipa and Ta Shma!


Tefilla Shiur w/ Rabbi Sherman
Tuesdays in the Library, 8:00pm

Did you ever ask yourself “Why do I recite this prayer?” “When did Jews start saying it?” “What does it even mean?” Join Rabbi Sherman as we explore the answers to these questions to better appreciate our liturgy. We spend a lot of time praying, lets learn what it means!

Thu, April 18 2019 13 Nisan 5779
West Side Institutional Synagogue • 120 West 76th Street • New York, NY 10023
Tel: 212-877-7652 • Fax: 212-877-9333 • Email: