# Presentation: 887014

## Section 3

- Fig.5 strmline and v?
- (m and o)
- Stream_am2_goga_jas.gs @ /net2/jil/AM2output/fer_grads
- stream_afrc_GOGA_jas.eps

- Fig.3 annual cycle
- /net/jil/mat_misc/AM2p12b2/RAD_ERBE/Fig_jcl_3a.m; Fig_jcl_3b.m
- Fig3a_fnet_prec_erbe.eps
- Fig3b_fnet_prec_am21.eps

- Fig.2 EOFs of prc
- (m and o)
- /net/jil/mat_misc/Sahel/OBS_cru/Sahel_precip_EOF.m
- PC[1-2]_cru_am2.eps    precip_jas_eof[1-2]_bw.fig
- /net/jil/mat_misc/AM2p12b/precip_land_EOF.m

- Fig.4 U bar (m and o)
- /net/jil/mat_misc/ERA/plot_ucomp_bw.m/plot_ucomp_am2_bw.m
- ucomp_clim_**.eps

- Fig.1 prc and q flx
- (m and o)
- /net/jil/mat_misc/AM2_cntrl/GMS/SWoverride
- /plot_qflx_quivor.m/plot_prec_std.m
- Fig1a_qflx_prec_AM20.eps & Qflx_CMAP_obs2.eps
- prec_std_goga_ave_allmember2.eps & prec_std_CMAP2.eps

## Section 4

- Fig.7 a. b. prcp trnd pattern (m & o)
- /net/jil/mat_misc/AM2p12b/Sahel_prcp_trnd_amip.eps
- precip_jas_trnd2c.eps
- Plus pattern for IPGA and TOGA
- In AM2p12b dir
- Now use ~/fer_misc/Sahelpap/TSTREND/Fig6_ref_2pnl.jnl
- To generate the plot with sig t-test hatching
- In Fig6_rev_2pnl_updt.ps

- Fig.8 dU & dOmega cmp to ERA data
- /net/jil/mat_misc/E-RA/plot_ucomp_bw.m/plot_ucomp_am2_bw.m
- plot_omega_bw.m/plot_omega_am2_bw.m
- Fig7a_ucomp_clim_trnd_58-94.eps  Fig7c_omega_trnd_58_94.am2.eps
- Fig7b_ucomp_clim_trnd_58-94.eps  Fig7d_omega_trnd_58_94.are.eps

- Fig.9 Ind-NA space plot
- /net/jil/mat_misc/CM2.1/A_I_space.m
- I_A_obs_am2.eps

- Fig.6 comp. SRI (M vs O)
- /net/jil/mat_misc/Sahel/OBS_cru/Fig5_SRI_stn_am2_nsipp1.m
- Fig5_SRI_stnobs_AM2_nsipp_bw.eps
- Update/AM2p12b2/SRI_stnobs_AM20_21_nsipp_update.fig

## Section 5

- /net2/jil/AM2output/switchon/daily40/transient_vertical_tdt.jnl
- vert_prfl_conv_ls_lw_sw_vdiff.cdf
- Fig_14_tdt_prfl.m vert_prfl_tdt.6.ps
-  Fig14_tdt_vprfl_2.2.eps

- Fig.9 SRI reg to SST
- /net/jil/mat_misc/refine_fig_GRL05/Fig2_refn_bw.m

- Fig.9 SRI reg to SST
- Updat /net/jil/mat_misc/HadISST/
- regress_to_SRI.m & plot_SST_reg2SRI.jnl
- SST_reg2_SRI_95sig.ps

- Fig.11ab /net/jil/mat_misc/refine_fig_GRL05/JCLpap_Figs/
- pl_Fig11ab.m
- Fig.11c /net/jil/mat_misc/refine_fig_GRL05/JCLpap_Figs/
- pl_Fig11cd.m for the v-w streamlines
- Show the streamfnctn at both 200 and 700hPa and wind vectors
- Reference to Webster’s diagram is encycl

- Fig.12 IND switch-on
- /net2/jil/AM2output/switchon/pl_Fig13_switch.jnl
- v_T_Q_P.cdf pl_Fig13_switch.m
- Fig13_switch_IND.eps

- Fig.10 moisture and response IND
- /home/jil/fer_misc/mdtrrnn/fer_dqflux_dq_diff_IND_bw.jnl
- Update Fig10_dqflx_IND.jnl
- Fig10_qflux_IND.ps

## Section 6

- Fig.15 moisture and response ATL1K
- /home/jil/fer_misc/mdtrrnn/fer_dqflux_dq_diff_ATL_bw_new.jnl
- Update Fig10_dqflx_ATL.jnl
- Fig10_qflux_ATL.ps

- Fig.14 all the idealized runs
- /home/jil/fer_misc/Sahelpap/TSTREND/
- Fign_ref_8pnl.jnl upgrd to  Fig14_ref_4pnl.jnl
- /net/jil/mat_misc/AM2_cntrl/Sahel_prcp_t_test*.m
- Updata  Fign_ref_6pnl_updt.jnl
-  Fig9_rev_4pnl_updt.eps

## Slide 5

|  | OBS | GOGA | TOGA | IPGA | NSSIP1 |
| --- | --- | --- | --- | --- | --- |
| OBS | 1 | 0.6(0.3) | 0.54(0.12) | 0.51(0.12) | 0.61(0.44) |
| GOGA |  | 1 | 0.92(0.84) | 0.86(0.73) | 0.75(0.60) |
| TOGA |  |  | 1 | 0.90(0.81) | 0.69(0.46) |
| IPGA |  |  |  | 1 | 0.63(0.39) |

|  | OBS | GOGA21 | ATGA21 | NSSIP1 |
| --- | --- | --- | --- | --- |
| Ind | -0.62 | -0.54 | 0.78 | -0.78 |
| Natl-Ind | 0.87 | 0.76 | 0.02 | 0.88 |
| Atl_uni | -0.08 | -0.08 | 0.93 | -0.06 |
| Natl-Satl | 0.79 | 0.58 | -0.07 | 0.79 |

## Correlation and regression

| Cases of analysis | Sensitifity |  |
| --- | --- | --- |
|  | N - I  | I |
| OBS_cru | 39% | -11% |
| GOGA2.1 | 35% | -10% |
| NSIPP1 | 14.3% | -4.8% |
| CM2.1 | 20% | -12% |
| 1K_IND |  | -23% |
| 1K_ATL |  | 14% |
| Cess 2K |  | -18% |

| Correlation |  |
| --- | --- |
| I | N - I  |
| -0.62 | 0.87 |
| -0.54 | 0.76 |
| -0.78 | 0.88 |
| -0.78 | 0.63 |

## Table 1  Experiments setup

|  | Experiments |  | Similar Experiments in Literatures |
| --- | --- | --- | --- |
|  | nomenclature | description |  |
|  | GOGA | global SST 50-2000 | Giannini et al., 2003, NSIPP1; 
Hoerling et al., 2005, 5 AGCMs; Paeth and Hense, 2004 (ECHAM4 and HADAM2); Tippett, 2006, 7 AGCMs |
|  | TOGA | tropical SST 50-2000 |  |
|  | IPGA | tropical Ind-Pac SST 50-2000 |  |
|  | GOGA2.1 | global SST 1870-2004
using AM2.1 | Same as GOGA |
|  | IND | SST regression pattern over Ind ocean |  |
|  | IND ±1K | Uniform ±1K over Indian ocean | Bader and Latif, 2003, 2005 |
|  | ATL ±1K | Uniform ±1K over Atlantic ocean |  |
|  | MED | SST regression pattern over Mediterranean | Rodwell et al., 2003; Jung et al., 2005 |

- Idealized runs

- AMIP runs

## Correlation and regression

| Model runs? | Sensitifity |  |
| --- | --- | --- |
|  | N - I  | I |
| OBS_cru | 39% | -11% |
| GOGA2.1 | 35% | -10% |
| NSIPP1 | 14.3% | -4.8% |
| CM2.1 | 20% | -12% |
| 1K_IND |  | -23% |
| 1K_ATL |  | 14% |
| Cess 2K |  | -18% |

| Correlation |  |  |
| --- | --- | --- |
| I | N - I  | N |
| -0.62 | 0.87 | 0.18 |
| -0.54 | 0.76 | 0.08 |
| -0.78 | 0.88 | 0.35 |
| -0.78 | 0.63 | -0.60 |
| (ATGA) 0.78 | 0.017 | 0.86 |

## Section 5 (not applied any more)

- Fig.15  moist static energy budget
- +
- Moisture budget flx
- For Ind case
- /net/jil/mat_misc/refine_fig_GRL05/JCLpap_Figs/
- pl_fig13.m

- Fig.16  moist static energy budget
- +
- Moisture budget flx
- For cess +2K case
- /net/jil/mat_misc/refine_fig_GRL05/JCLpap_Figs/
- pl_fig14.m
- pl_fig14_qflx.m

## Section 6: perspective of SST determining

- climate

- Global uniform
- SST warming

- Inter-hemispheric
-  asymmetry in SST

- Atlantic uniform
- warming

- Indo-Pac uniform
- warming

- Actual sensitivity ?

- Aerosol forcing

- Response of THC
- to global warming