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The Effect of the Complex Coastline in the Houston Area John Nielsen-Gammon Texas A&M University.

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Presentation on theme: "The Effect of the Complex Coastline in the Houston Area John Nielsen-Gammon Texas A&M University."— Presentation transcript:

1 The Effect of the Complex Coastline in the Houston Area John Nielsen-Gammon Texas A&M University

2 Land Use Classification Stephen Stetson, Global Environmental Management, Inc.

3 GOES satellite data assimilation project with R. McNider, A. Pour Biazar, and S.-O Han

4 from Baker et al. (2001, J. Hydrom.) ENHANCEMENT REDUCTION

5 from Gibson and Vonder Haar (1990 MWR) Cloud (2 PM CST) Cold Cloud

6 from Marshall et al. (2004 MWR) pre

7 N 2 xx + (f 2 – 2 ) zz = - Q x Hyperbolic (wavelike solutions) if (f 2 – 2 ) < 0 This happens within 30 o of equator Aspect ratio of energy propagation and phase lines given by L/H = H/ (f 2 – 2 ) 1/2 (from Rotunno 1983)

8

9 18 UTC 8/30/00 Wind, temperature (F), dew point (F), ozone (ppbV)

10 19 UTC 8/30/00

11 20 UTC 8/30/00

12 21 UTC 8/30/00

13 22 UTC 8/30/00

14 23 UTC 8/30/00

15 00 UTC 8/31/00

16 14 UTC 8/25/00

17 16 UTC 8/25/00

18 18 UTC 8/25/00

19 20 UTC 8/25/00

20 22 UTC 8/25/00

21 00 UTC 8/26/00

22 Observed winds, Aug 25-29, 2000

23 Scientific Issues Convergence associated with complex coastline Nonlinear interaction with urban heat island Sea breeze front depth and convective initiation Role of large-scale inertial cycle and upward-propagating inertia-gravity waves


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