XXXXXXX XXXXXXXXXX: XXXXXX XXX convection when XXXX XXX rises into a XXXXXX XXX-XXXXX XXXXXXXXXXX.
weather XXXXXXXXXX: seeing these XX a warm, XXXXX summer XXXXXXX XX a strong indicator that unstable air XX XXXXXXXX up, XXXXXXX predicting thunderstorms XX XXX XXXX XXXXXXXXX or evening.
XXXXXXX clouds:
XXXXXXXXXX: featureless, uniform, low-hanging grey XXXXXXXX XXXX can XXXXXXXXXX XXXXXXX XXX XXX.
weather XXXXXXXXXX: created by gentle, widespread XXXXXX movement XX XXXXX XXX or XXXX, stable systems.
XXXXXXX XXXXXXXXXX: they indicate a XXXXXX XXXXXX but damp atmosphere. they XXXXXXXXX XXXX persistent, light mist, steady drizzle, or XXXXX snow showers XXX XXXXXX or actively XXXXXXXXX.
appearance: fluffy, bright white, XXXXXX-XXXX clouds XXXX XXXXX outlines and flat XXXXX.
XXXXXXX conditions: formed by localized XXXXXXX XXXXXXXX (XXXX air pockets rising directly XXXX the XXXXXX ground).
XXXXXXX XXXXXXXXXX: XXXXX as "XXXX-weather clouds." XX they XXXX XXXXX and scattered, the weather XXXX XXXXXX pleasant. XXXXXXX, if XXXX XXXXX XXXXXXX rapidly upward XXXX towering XXXXXX, it XXXXX XXXXXX XXXXXXXXXXX is setting in.
XXXXXXXXXXXX clouds:
XXXXXXXXXX: XXXXXXX, XXXX, heavy XXXXXXXX XXXXX of XXXXXX, XXXXX stretching XXXXX XXXX the XXX and flattening out XX the top XXXX a XXXXX blacksmith's XXXXX.
weather conditions: driven by explosive XXXXXXXXXXX instability XXX powerful, rapid XXXXXXXX of XXXX, XXXXX air.
weather XXXXXXXXXX: an absolute XXXXXXX XX incoming severe weather. XXXX XXXXX heavy XXXXXXXXX, flash floods, lightning, hail, XXXXXX XXXXX, XXX occasionally XXXXXXXXX.
XXXXXX XXX XXXXXXXXXXX the XXXXXXX XXXXXXXXXX of XXXXXXXXX XXXXXXXXXXX forces. by observing their altitude, XXXXX, and XXXXXX patterns, we can XXXX the XXXXXXXX of air XXXXXX, XXXXXXXX XXXXXX, XXX temperature XXXXXXX in XXXX XXXX. monitoring XXXXX evolution allows meteorologists and XXXXXXX XXXXXXXXX alike XX XXXXXXXXXX XXXXXXXXXX everything from XXXXXXXX, stable XXXXXXX to incoming XXXXXX storms XXXX XXXXXX they XXXXXX XXX surface.