MONUMENT VALLEY — It’s as if the sky opened up and dropped everything it had in a matter of minutes. Giant raindrops combined with hail to transform an otherwise toasty summer day into a white ...

MONUMENT VALLEY, Ariz. — It's as if the sky opened up and dropped everything it had in a matter of minutes. ... Lightning, dust storms and strong winds also can be part of the mix.

Overnight into Monday, chances for thunderstorms are back in the forecast. They will be hit or miss in the Valley, but some locations could pick up measurable rain on Monday or Tuesday.

Another isolated thunderstorm that developed east of Apache Junction midday was also moving south and was expected to bring small hail, locally heavy rainfall and gusty winds to the lower east Valley.

Thunderstorms are hopscotching around the Southwestern U.S., bringing much-needed moisture to a region where every drop counts. ... At Monument Valley on the border of Utah and Arizona, ...