"We saw rainfall upwards of half an inch in 10 to 15 minutes," a National Weather Service meteorologist told The Arizona Republic.
In about 15 minutes, Tempe recorded nearly three-quarters of an inch of rain. A supercell thunderstorm forms when wind speed and direction change with height, a phenomenon called wind shear.
The accident involving a Delta Air Lines Lockheed Tristar in 1985 taught the world a great deal about microbursts and ...
Tropical moisture from the remnants of Hurricanes Priscilla and Raymond pushed into Arizona, bringing days of showers and ...
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