| Ytre Storevatnet | |
| Other Name: | Storvatnet Storvatnet, ytre |
| Pushpin Map: | Agder#Norway |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location of the lake |
| Coordinates: | 59.2517°N 6.9112°W |
| Location: | Bykle, Agder |
| Inflow: | Storsteinvatnet |
| Outflow: | Svartevatnet |
| Catchment: | Sira watershed |
| Basin Countries: | Norway |
| Area: | 2.8km2 |
| Reference: | NVE |
Ytre Storevatnet is a lake in the municipality of Bykle in Agder county, Norway.[1] The 2.8km2 lake makes up the northernmost part of the Svartevatnet reservoir that empties into the Sira River system. The lake is located just south of the lake Blåsjø and southwest of Botsvatn. The village of Bykle is about northeast of the lake.