June 21, 2010 Broadus, Montana Tornadoes
Last Updated on Monday, 15 November 2010 15:58 Written by Roger Hill
My 81st and 82nd tornadoes of the year!!!!!!
June 21st had good promise with a strong short wave trough ejecting through the northern and central high plains. Plenty of moisture, shear, and good instability would provide the fuel needed for supercell storms. A surface boundary formed on the north side of the Black Hills and extended all the way to east of Billings, Montana. Storms formed and anchored themselves along the boundary, while spinning nicely. Two supercells we encountered produced tornadoes this day. Storm structure was fantastic and the tornadoes were very nice, churning across the hills of southeast Montana causing no damage.
Beautiful sculpted supercell with truncated cone tornado southeast of Broadus, Montana.
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Almost looking like a painting as this gorgeous supercell gets its act together south of Broadus. This is the first shot in the series.
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The eastern supercell gets it act together. Developing inflow band, stout base and wall cloud forming.
View as we crested the hills southeast of Broadus.
Tornado forms and quickly stabs the ground.
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It becomes a broad truncated cone with debris cloud.
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Big stovepipe tornado forms under supercell updraft to the west of our first one. The first tornadic storm is in the foreground.
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Storm becomes a massive HP supercell with powerful gust front.
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