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Slippery When Wet: What It Means & What To Do

Slippery When Wet (W8-5) - diamond yellow with black warning sign: The road surface may become slippery when wet
MUTCD CodeW8-5
CategoryWarning Signs
ShapeDiamond
ColorYellow with black

What Does the Slippery When Wet Mean?

The road surface may become slippery when wet. Reduce speed.

About This Sign

This sign warns of road conditions that can be especially slippery during rain. Increase following distance.

Other Warning Signs

Frequently Asked Questions

What does the Slippery When Wet mean?

The road surface may become slippery when wet. Reduce speed.

What shape and color is the Slippery When Wet?

The Slippery When Wet uses the Diamond shape and Yellow with black coloring.

Practice Road Sign Questions

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Slippery When Wet Meaning 2026 - DMV Test Guide & Free Practice | DMV IQ