The last of two vaccination sessions for measles will take place at Devizes School on Friday.
Two cases were confirmed and a number of others are suspected at the school.
Immunisation against measles, mumps and rubella is also open to pupils' families.
The first session was held on Wednesday.
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Dry with sunny spells in the West with rain moving in this evening
Some fine spells of sunshine expected. Clouds will thicken in the afternoon and the winds will begin to pick up once more. Another mild day.
A chilly start for some on Saturday, but it'll be dry with some sunshine breaking through the cloud.