xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/RGFS-html40"> A Comparison of GFSX Analyses and Forecasts to GFS

A Comparison of GFSX Analyses and Forgfsasts to GFS

April 2007

Height

Zonal means

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

500 hPa

Zonally Asymmetric

GFS

GFSX

Analysis

Analysis

3 day

3 day

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Temperature

Zonal mean

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Equator

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

850 hPa

Zonally Asymmetric

GFS

GFSX

Analysis

Analysis

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

700 hPa

Zonally Asymmetric

GFS

GFSX

Analysis

Analysis

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Wind Magnitude

Zonal means

GFS

GFSX

Anl

Anl

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

 

3 day

5 day

5 day

10 day

10 day

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Time-Mean Difference In Wind Magnitude (RMS) GFSX-GFS

Anl

1 day

3 day

5 day

10 day

27.5-32.5N

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Equator

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

45S

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

100 hPa

Differences in Time-Mean Wind Magnitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Time-Mean Difference In Wind Magnitude (RMS) GFSX-GFS

Anl

1 day

3 day

5 day

 

1d-anl

5d-3d

250 hPa

Zonal Mean

Mean

Difference

Error

Time-Mean Wind Magnitude

GFS

GFSX

Anl

Anl

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3day

3 day

5 day

5 day

10 day

10 day

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

850 hPa

Time-Mean Wind Magnitude

GFS

GFSX

Anl

Anl

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3day

3 day

5 day

5 day

10 day

10 day

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

500 hPa

Time-Mean Wind Magnitude

GFS

GFSX

Anl

Anl

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3day

3 day

5 day

5 day

10 day

10 day

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

300 hPa

Time-Mean Difference In Wind Magnitude (RMS) GFSX-GFS

Anl

1 day

500 hPa

Time-Mean Difference In Wind Magnitude (RMS) GFSX-GFS

Anl

1 day

850 hPa

Time-Mean Difference In Wind Magnitude (RMS) GFSX-GFS

Anl

1 day

Transient Eddy Kinetic Energy

30-60N

20S-20N

30-60S

Zonal means

GFS

GFSX

Anl

Anl

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

250 hPa

Time means

GFS

GFSX

Anl

Anl

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences GFSX-GFS

Anl

1 day

3 day

5 day

10 day

Meridional wind

Zonal means

GFS

GFSX

Anl

Anl

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Errors

GFS

GFSX

1 day

1 day

3 day

3 day

5 day

5 day

10 day

10 day

Differences in Time-Mean Wind Manitude GFSX-GFS

Anl

1 day

3 day

5 day

10 day

 

5-25N

30S-eq

Relative Humidity

Zonal means

GFS

GFSX

Anl

Anl

Differences in Time-Mean Wind Magnitude GFSX-GFS

Anl

1000 hPa

GFS

GFSX

GFSX-GFS

950 hPa

GFS

GFSX

GFSX-GFS

900 hPa

GFS

GFSX

GFSX-GFS

850 hPa

GFS

GFSX

GFSX-GFS

800 hPa

GFS

GFSX

GFSX-GFS

700 hPa

GFS

GFSX

GFSX-GFS

300 hPa

GFS

GFSX

GFSX-GFS

200 hPa

GFS

GFSX

GFSX-GFS

100 hPa

GFS

GFSX

GFSX-GFS