Shabbat Mevarchim Chodesh Adar II / שַׁבָּת מְבָרְכִים חוֹדֶשׁ אַדָר ב׳

Shabbat that precedes Rosh Chodesh 

Shabbat Mevarchim Chodesh Adar II for Hebrew Year 5787 occurs on Saturday, 6 March 2027.

Shabbat that precedes Rosh Chodesh. The congregation blesses the forthcoming new month.

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References

The Jewish Holidays: A Guide & Commentary (paid link)

Rabbi Michael Strassfeld