Crossword-Solution: CUMULO 6 letters, 1 clue 🏆 scrabble score: 10

They increase in the region of a depression, and attain their greatest height in thunderstorms, the thickness of the cumulo stratus stretching sometimes for several miles.

The mean summer level of these three stories of clouds at Upsala has been found to be as follows: low clouds--stratus, cumulus, cumulo-nimbus, 2,000-6,000 feet; middle clouds--strato-cirrus and cumulo-cirrus, 12,900-15,000 feet; high clouds--cirrus, cirro-stratus, cirro-cumulus, 20,000-27,000 feet.

Practically no ice in sight, but a sunlit summer sea in place of the pack, with blue sky and cumulo stratus clouds, so different from the gray, hard skies that hung so much over the great ice field we had just forced.

You can see now," he continued, "how the thunder heads of cumulo-nimbus are beginning to show, leaden in color below, with the white billowy tops.

Napoleon deserting his troops during the retreat from Moscow, when the emperor defied the winter, and left a quarter of a million men dead on the snows of Russia.] [Illustration: _Cirrus Implexus_ _Alto-Strato-Cumulus_ TYPES OF UPPER CLOUDS.] [Illustration: _Cumulus_ _Stratus_ TYPES OF LOWER CLOUDS.] [Illustration: _Cumulo-Nimbus_ _Nimbus_ TYPES OF RAIN CLOUDS.] [Illustration: KITE-FLYING--THE NEW WAY.