Slide 9 of 28

Go to slide: 1: Radar Limitations 2: How Do Radar Limitations Impact Warning Decisions? 3: Limitations Have Not Changed 4: Our Understanding of the Impacts of Those Limitations Has Changed 5: Overview 6: Overview Continued 7: Uncertainties in WSR-88D Measurements and Their Impacts On Monitoring Thunderstorm Life Cycles 8: Uncertainties of Height of Target in VCP21 9: Uncertainties of Height of Target in VCP11 10: Cell Top vs Radar Observed Top at 100 KM, V=0, VCP21 11: Cell Top vs Radar Observed Top at 100 km, V=5 m/s, VCP21 12: Cell Top vs Radar Observed Top at 25 km, V=5 m/s, VCP11 13: Effects of Radar Sampling on 14: Effects of Angular Separation from Mesocyclone Center 15: Rankine Combined Vortex 16: Relationship of Data Points to Mesocyclone 17: Effects of Angular Separation from Tornado Center 18: Relationship of Data Points to Tornado 19: Variations of Meso and TVS Rotational Velocities as a Function of Range 20: Descending and Non-descending Tornadic Vortex Signatures Detected by WSR-88Ds 21: TVS Identification 22: Descending TVS 23: Non-Descending TVS 24: Findings 25: Hall/White County Tutorial 26: Velocity Explorer 27: Tornado Detection Algorithm 28: Tornado Warning Guidance

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