W349
At a glance
- Sign code
- W349
- Type
- Warning
- Official meaning
- Warning of crosswinds (side winds) on the roadway ahead.
What the Crosswinds ahead sign means
Strong side winds may blow across the road ahead and push your vehicle sideways.
What you must do
Slow down, hold the steering wheel firmly and be ready for sudden gusts, especially with a high-sided vehicle or when overtaking.
Know the mistake this sign turns on
Full access adds the confusion Crosswinds ahead is most often mistaken for and the hint for the test, on this sign and every other one — plus practice questions and timed mock papers. The practice sample and the readiness test are free.
See the free practice testSources
- Road Traffic Signs chart, National Department of TransportThe official chart. Sign W349 was checked against it, artwork and meaning, before being published here.
- National Road Traffic Regulations, 2000 — Schedule 1Where the prescribed meaning of each road traffic sign is set out.
Last updated 2026-08-23.