Some pupils at Ballakermeen High School might be asked to stay at home next week.
Head teacher Adrienne Burnette says staff absences are putting 'pressure on the smooth running' of the school.
She revealed twenty members of staff were absent yesterday - including half the canteen servers.
If contigency plans go ahead - it will see year 10, 11, 12 and 13 pupils asked to stay at home on the last two days of term.
Bar George debts case heads to court
Do you know these men?
Garage warns of pothole which broke two wheels today
TT riders will miss special Bray Hill tree
Inflation steady at 3.3 per cent
Less than one percent of buildings on council blacklist
Senior Tynwald committee to look at healthcare funding
Government apologises after child benefit problems