Henry himself was man enough and experienced enough to understand the danger, and for the moment, he wondered with a kind of impersonal curiosity how Ross was going to meet it.

Ross himself was staring at the heavens, and Henry, following his intent eyes, noticed a change in color and also that the atmosphere began to have a different feeling to his lungs.

So much had he been engrossed by the battle, and so great had been his excitement, that such things as sky and air had no part then in his life, but now in the long dead silence, they obtruded themselves upon him.
The last wisp of smoke drifted away among the trees, and the sunlight, although it was mid-afternoon, was fading.

Presently the skies were a vast dome of dull, lowering gray, and the breeze had a chill edge.

Then the wind died and not a leaf or blade of grass in the forest stirred.
Somber clouds came over the brink of the horizon in the southwest, and crept threateningly up the great curve of the sky.