Dry and windy conditions, and some dry thunderstorms and lightning, may support hazardous fire activity in the northern Plains, high southern Plains and the Southwest this weekend. An active severe weather pattern is forecast for portions of the central and southern High Plains into the Upper Midwest through early the part of next week. Damaging winds, large hail, and tornadoes are possible. Read More >
Overview
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A look back on the 50th anniversary of the April 3, 1974 Super Outbreak For more on this historical event, see:- NWS Wilmington, OH - NWS Indianapolis, IN - NWS Lincoln, IL - IN Dept of Homeland Security |
 Monticello Court House Monticello Herald |
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Tornadoes
Tornado Tracks  |
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The Fujita (F) Scale classifies tornadoes into the following categories:
| F0 Weak < 73 mph |
F1 Moderate 73 - 112 mph |
F2 Significant 113 - 157 mph |
F3 Severe 158 - 206 mph |
F4 Extreme 207 - 260 mph |
F5 Catastrophic 261 - 318 mph |
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Photos
Monticello, IN
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| Damaged School and Residential Area (Monticello Herald) |
Bryan's Department Store (Monticello Herald) |
Harrison Street (Monticello Herald) |
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| Penn-Central Railroad Trestle (Monticello Herald) |
Presbyterian Church (Monticello Herald) |
Hickory Ridge subdivision (Steve Weisser) |
Rochester/Talma, IN
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| What's left of a 6th street home (Rochester Sentinel) |
Devastation along County Road 50 (Rochester Sentinel) |
Murray Radiator and Garage on US 31 (Rochester Sentinel) |
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| Destroyed homes on 6th street (Tom Zoss) |
Talma School (Tom Zoss) |
Dean Milk Plant (Tom Zoss) |
Lakes Region (North central and northeast Indiana)
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| Atwood Damage (Mail Journal) |
Dewart Lake (Mail Journal) |
Wawasee Golf Course (Mail Journal) |
Perry School (Lagrange News Sun) |
Miscellaneous Photos
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| Wall cloud descending on the Purdue University Campus (Dr. Agee) |
Devastation in Rainwater, IN (Dr. Agee) |
Radar
| Marseilles Illinois (MMO) WSR-74C Radar Loop | Champaign Illinois (CMI) CHILL Radar Loop |
Environment
Surface Evolution
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| Figure 1: April 3, 1974 8am SFC Map | Figure 2: April 3, 1974 2pm SFC Map | Figure 3: April 3, 1974 5pm SFC Map | Figure 4: April 4, 1974 8pm SFC Map |
Upper Air Evolution
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| Figure 5: April 3, 1974 8am 250mb analysis | Figure 6: April 3, 1974 8am 500mb analysis | Figure 7: April 3, 1974 8am 700mb analysis | Figure 8: April 3, 1974 8am 850mb analysis |
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| Figure 9: April 4, 1974 8pm 250mb analysis | Figure 10: April 4, 1974 8pm 500mb analysis | Figure 11: April 4, 1974 8pm 700mb analysis | Figure 12: April 4, 1974 8pm 850mb analysis |
Upper Air Soundings
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| Figure 13: April 3, 1974 8am Dayton, OH Sounding | Figure 14: April 4, 1974 8pm Dayton, OH Sounding | Figure 15: April 3, 1974 2pm Lafayette, Indiana Sounding | Figure 16: April 3, 1974 2pm Lafayette, Indiana Hodograph |
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