New Living Translation
red sky in the morning means foul weather all day.’ You know how to interpret the weather signs in the sky, but you don’t know how to interpret the signs of the times!

American Standard Version
And in the morning, It will be foul weather to-day: for the heaven is red and lowering. Ye know how to discern the face of the heaven; but ye cannot discern the signs of the times.

Berean Study Bible
and in the morning, ‘Today it will be stormy, for the sky is red and overcast.’ You know how to interpret the appearance of the sky, but not the signs of the times.

Douay-Rheims Bible
And in the morning: To day there will be a storm, for the sky is red and lowering. You know then how to discern the face of the sky: and can you not know the signs of the times?

English Revised Version
And in the morning, It will be foul weather today: for the heaven is red and lowring. Ye know how to discern the face of the heaven; but ye cannot discern the signs of the times.

King James Bible
And in the morning, It will be foul weather to day: for the sky is red and lowring. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times?

World English Bible
In the morning, 'It will be foul weather today, for the sky is red and threatening.' Hypocrites! You know how to discern the appearance of the sky, but you can't discern the signs of the times!

Young's Literal Translation
and at morning, Foul weather to-day, for the heaven is red -- gloomy; hypocrites, the face of the heavens indeed ye do know to discern, but the signs of the times ye are not able!

Matthew 16:3 Additional Translations ...