The Tribune from Scranton, Pennsylvania • 10

4 pr-p (iVtlf i flossy pt nw w-' yw" wwSflW r'' tw vmiMf jf (, cj('(iij yd The birth of a tornado A Thunderstorms act as Earths A This heated updraft cooling agent by drawing hot collides with higher cold i moist air from the ground. When air and creates turbulent winds -r A temperatures vary greatly between surrounding it These winds are forced into a violent upward 0P spin and are the beginnings of a tornado. '1 JO the ground and atmosphere (as they do in air rises rapidly; condenses and forms thunderheads. vwr JROWAUSE CLOUD ANVIL i IwDsteir blazes deadBy tool By David Slade TRIBUNE STAFF WRITER Mike Jurewicz was sent to trees and power lines in East Lemon. gate on Wednesday, and said the tomarto blocking Route 92 for several hours.

didnt cause significant damage again It touched down again along Bunker Hill began about 20 miles from Lake until it reached Lake Carey. Road, tearing off a bam roof and tossing it Carey, when a funnel cloud tight- He said he did see sheared trees to the 500 yards, and damaging an auto repair ened, gaining strength and speed, north of Route 6 as he traveled to the shop, according to National Weather Ser-in the skies above the roiling farms lake from Bradford County. vice Meteorologist David Morford, who of Bradford txiunty. A Wyoming County emergency ser was also sent to investigate. It became a tornado the minute it vices dispatcher said there were few He said the twister continued down near Terrytown and storm-related calls for help until around roughly following Route 6 into Facto- 5 northeastern comer of 10 p.m.f when the tornado hit the Lake; ryville.

Then it crossed into Lackawanna Carey area. County, crossed Route 6 and tore up cen- Before it was done, it would kill two County Emergency Management turies-old trees along College Road on people, devastate a close-knit communi- Agency Coordinator Martha Decker said the campus of Keystone College, tand muse damage in three counties, there was some damage in the Meshop- The tornado finally petered out around The twister literally skipped across pen area, which lies roughly between Stone Road in North Abington Mr. Wyoming County, touching down, losing Lake Carey and Wyalusing. Morford said. and touching down again, along a At Lake Carey the tornado came were reports of damaged houses path through tire sparsely populated area ing out of a wooded area to the west, and bams in Nicholson.

Wyoming Coun- Ilf3 r0arinJg 5 cing a path at Ieast a Quarter-mile ty, due north of Factoryville, and Mr. Morford said they may have been caused fvasting rwultsL We certainly had some indication of by another as-yet-unconfirmed tornado. It all started in Terrytown around 9:30 damage west of Lake Carey, Mr. The Weather Service has said it may TWa ii L. i i.

Jurewicz said. attribute the Factoryville damage to a hm1 Ar cTmg out of forest thc torna' separate tornado, but that with the main from its foundation, flattened several do blew through the Mount Airy Trailer tornado skipping around it was hard to Park, crossed Route 29, destroyed dozens teU where one ended and the next began. at about landuig. of lakefront homes, killing two in the That suspected tornado that damaged 311(1 again pmccss- Nicholson would have first touched County- From the lake' the tornado continued down around Springville, Susquehanna National Weather Service meteorolo- southeast, still north of Route 6, downing County. A tornado generally occurs at the rear of a thunderstorm, drawing i its strength from i colliding warm and cold fronts Sour TmaUaSkam.

National GeogrhKUagazma Ming tornadoes strength Researchers use a system called the Fujita-Pearson Scale to compare the strengths of tornadoes. Tuesdays tornado at Lake Carey was rated an F2 but could be upgraded to an F3. Longest path observed: 293 miles (1917 storm, Indiana-lllinots) Fastest observed: About 280 mph, with 180 mph updrafts Strong F2 11310 157 32 to 9 9 miles 56 to 175 yds. Considerable Violent F4 207 to 260 32 to 99 miles 0 3 to 0 9 miles Devastating Up to 72 Up to 1 mile Up to 17 yds. 1 Light i Deadliest' this century: 1925 tornado1 lulled 689 ci People rj SOURCES Ajdutwe Sooefy Fiakt Grade To North American Weaw World Almanac, Naaortal (Mvr Servlet FI 73 to 112 1 to 3 1 miles 18to55 yds.

Moderate F3 158 to 206 10 to 31 miles 186 to 556 yds. Severe F5 More than 260 More than 100 miles More than 1 mile Incredible Wlsd speed (stpb) Ungth if path si grand Width if path ii grand Damage at NOTE Storm rated for each cfcaracteratfc-tomado nnm F2 (peed rmjnt have an FI path 4-.