T-PARC2008 Operation Plan of JMA

1 Overview of T-PARC2008 activities in JMA2 Outline of Special Observation3 Routine Observation and Special Observation4 Special Observation5 Special Observation – Radiosonde –6 Special Observation – Drop sonde –7 Special Observation – Rapid Scan –8 T-PARC2008 Operation Structure of JMA

Hideyuki SASAKI

Administration DepartmentJapan Meteorological Agency

Special Observation

Overview of T-PARC2008 Activities in JMA

Routine Observation 　 - Radiosonde - Wind Profiler - MTSAT

Radiosonde Observation

Dropsonde Observation

MTSAT Rapid-Scan

Global Telecommunication System

Operation Center of JMA

NWP Center of JMA

NWP Centers & Others

NRL, NOAA, UM, NTU, YONSEI,

ECMWF, UKMO, etc

Operation Centers

Data Server

-Daily meeting -Coordination of plan -Decision of special observation -Support of observation site -etc.

Sensitivity Analysis and NWP products

30N,140E

30N,125E

20N,140E

20N,125E

Outline of Special Observation Resources for special observation : 4 sites for radiosonde : 3 R/V for radiosonde : 1 aircraft for dropsonde : 1 satellite for rapid scan

Period of special observation 　 : August and September in 2008 Frequency of special observation 　　： 4 times

Special observation Area

Routine Observation and Special Observation

Routine Observation Special Observation

　　　　　　　（ 4 times )

Upper Air Observation

Network over Japan

- Radiosonde site 16 sites/ every 12 hours 4 sites (max)/ every 3 hours

- Wind Profiler site 31 sites/ every 10 minutes --

- Research Vessel site 3 R/V (every 12hous) 　　　 2 sites (max) around target area

every 3hours

Dropsonde Observation

- Aircraft none 4 times

37 dropsondes (total)

Satellite Observation

- MTSAT-1R Operational ( 140E ) --

- MTSAT-2 Standby (145E ) Rapid Scan ( 4 times )

Special Observation

Radiosonde 　 Site

　 max 4 sites

Research Vessel site

　　　max 2 sites

Dropsonde Observation

Satellite Observation

Upper Air Observation

１２UTC

００UTC

１２UTC

3hours

3hours

4hours

1hours

Routine Observation

Special Observation

24hours

10～15sondes

Special Observation - Radiosonde -

Upper Air Observation Network

　　　 Radiosonde site 16

　　　 Wind Profiler site 31

Special Observation site

　　　 Radiosonde site 16

　　　 Wind Profiler site 31

Special Observation site

Special Observation - Dropsonde -

We aim to reduce forecast uncertainties in TC track forecasts by performing airborne adaptive observations.

03 Northern Hemi sphere Observati on

02

60

01

0

Northern Hemi sphere Observati on

Smal l Regi on A(4mi nx3ti mes)

0 503020

30 40

60

60

Northern Hemi sphere Observati on

Northern Hemi sphere Observati on

40

Northern Hemi sphere Observati on

Northern Hemi sphere Observati on

10

Northern Hemi sphere Observati on

5020

no observati on

10

0 10

smal l regi on B(7mi nx2ti mes) Northern Hemi sphere Observati on

5030

Northern Hemi sphere Observati on

20 40

Special Observation - Rapid Scan -Reference Time

00UTC

12UTC 12UTCRapid Scan Observation

final decision

～ 06UTC～ 08UTC

-1 day00UTC

-2 day00UTC

order to observe and indicate the area of small region observations

～07UTC

Thursday

planning the next week special observation (Mon. to Fri.)

Small region B7min x 2Tims

Small region A4min x 3Tims

Northern Hemisphere

Operation Center Staff members of JMA and MRI

NWP and Forecast

NWP products Numerical Prediction Division, Hq.Typhoon forecast Forecast Division, Hq.

Observation

Radiosonde site Hachijyo-jima, Naze, Minamidaitou-jima, Ishigaki-jima

Research Vessel Ryofu-maru, Seifu-maru, Chofu-maru MTSAT Rapid Scan Meteorological Satellite Center

Dropsonde Meteorological Research Institute

T-PARC2008 Operation Structure of JMA