ICF uses physical moon sighting to determine the beginning and end of Ramadan.  Insha'Allah we will be sighting for the hilal of Ramadan tonight.  However, since a month can only have 29 or 30 days and our primary source for

Insha'Allah Tarawih Salat will be prayed at the masjid immediately after Isha salat every night during Ramadan.  Led by Hafiz Quran:  Hamid Mohammed