For tile roofs the underlayment which keeps water out may be deteriorated.
Roof leak near chimney.
If portions are missing or bent contact a.
Extend the ladder up so the top rung is at least.
Inspect the flashing for gaps or cracks.
When water gets behind faulty flashing it can do a lot of damage to the roof sheathing and framing and to the ceiling below so you need to deal with this problem immediately.
Flaws in the roofing material above or adjacent to the chimney there may be a broken slate or tile nearby that is causing a leak.
The roof shinglesaround a chimney can also have problems although shingles are one of the least common causes for a chimney leak.
Inspect the flashing at the top sides and bottom edge of the chimney.
To repair chimney flashing leaks.
Attach loose flashing securely to the chimney with masonry nails.
If the leak does show up in this area have an expert check and repair the shingles.
How to fix a roof leak around the chimney chimney cap a new chimney cap may keep water from entering the top of the chimney and help keep critters out flexible roof sealant apply flexible roof sealant black jack roof patch rubberized roof cement from a can or tube to fill holes gaps flashing and loose shingles around the chimney.
And more often than not the culprit is the flashing the sheet metal that keeps the intersection between the chimney and roof watertight.
Put on work.