Subject: Emergency Leave Request Dear [Boss's Name], I hope this message finds you well. I am writing to inform you that I am dealing with a personal emergency that requires me to take leave from work tomorrow. I understand the importance of my responsibilities and I apologize for the short notice. I have already arranged for coverage of my tasks during my absence and I will ensure that everything is in order before I leave. I will be available via phone or email in case of any urgent matters that may require my attention. I apologize for any inconvenience this may cause and I appreciate your understanding and support during this time. Thank you for your attention to this matter. Sincerely, [Your Name]