ThinkabaraSlippery When Wet sign
Warning signs · MUTCD W8-5
What it means
The road can be slippery when it is wet.
How to recognize it
Yellow diamond with a car and skid marks.
What drivers do
In rain, slow down, leave more space and avoid sudden braking or turning.
For kids walking and biking
Bikes can slide on wet roads too — brake early.
Check yourself
A car with wavy skid marks on a yellow sign means…
Learning summary, not legal advice. Traffic laws vary by state — check your state driver's handbook. Drawing: our own illustration of the standard MUTCD design.
Frequently asked questions
What does the Slippery When Wet sign mean?
The road can be slippery when it is wet.
What should a driver do at a Slippery When Wet sign?
In rain, slow down, leave more space and avoid sudden braking or turning.
What does the Slippery When Wet sign look like?
Yellow diamond with a car and skid marks. It is a warning sign (yellow). MUTCD code W8-5.