Overview of Climate Services in Indonesia · Overview of Climate Services in Indonesia Ardhasena Sopaheluwakan ... CENTER FOR DATA BASE DEPUTY OF METEOROLOGY DEPUTY OF CLIMATOLOGY

Overview of Climate Services in Indonesia

Ardhasena Sopaheluwakan

Presented at the 2011 WMO RA-V Regional Seminar. Honiara, Solomon Islands, 2 November 2011BMKG

Outline• Climatological settings

• Current capacities for climate

services

• Current status of climate services

Badan Meteorologi Klimatologi dan Geofisika

Climatological settings

Climatology of regional rainfall•• Mainly monsoonalMainly monsoonal

•• Three distinct rainfall climate regionsThree distinct rainfall climate regions

Aldrian and Susanto 2003Aldrian and Susanto 2003

monsoonalmonsoonal

SemiSemi--monsoonalmonsoonal AntiAnti--monsoonalmonsoonal

Yearly rainfall


1979 1990 2000 2010

Temperature [d

egree C

elcius]

23

24

25

26

27

28

29

30

31

Long term trends – avrg. land temperature

Top: Pondok Betung – Jakarta ; Bottom: Darmaga – Bogor

1984 1990 2000 2008

Tempe

rature [d

egree

Celcius]

23

23.5

24

24.5

25

25.5

26

26.5

27

27.5

28

28.5

Trend maps – average temperature

Other (major) islands are in progress …


Major users sectors of climate services

• Agriculture

• Forestry

• Health

• Water resources

• Energy

• Fisheries

• Transportation

• Tourism


Current capacities for climate services

CHAPTER X CLIMATE CHANGE

CHAPTER XI INTERNATIONAL COOPERATION

CHAPTER XII RESEARCH, ENGINEERING, AND

DEVELOPMENT

CHAPTER XIII HUMAN RESOURCES

CHAPTER XIV RIGHTS AND PARTICIPATION OF

THE PEOPLE

CHAPTER XV PENAL PROVISIONS

CHAPTER XVI TRANSITIONAL PROVISIONS

CHAPTER XVII CLOSING PROVISIONS

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QQ

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EE

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CC

EE

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CC

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CENTER FOR PUBLIC

METEOROLOGY

SERVICES

CENTER FOR AVIATION

AND MARITIME

METEOROLOGY

CENTER FOR CLIMATE,

AGROCLIMATE AND MARINE

CLIMATE

CENTER FOR

EARTHQUAKE AND

TSUNAMI

CENTER FOR

SEISMOLOGY

TECHNIQUE AND

GEOPOTENTIAL

CENTER FOR

INSTRUMENTATION

CALIBRATION AND

ENGINEERING

CENTER FOR

COMMUNICATION

NETWORK

CENTER

FOR DATA BASE

DEPUTY OF

METEOROLOGY

DEPUTY OF

CLIMATOLOGY

DEPUTY OF

GEOPHYSICS

DEPUTIY OF

INSTRUMENTATION, CALIBRATION

ENGINEER AND COMM NETWORK

UPTCENTER FOR

R & D

CENTER FOR

EDU & TRAINING

EXECUTIVE

SECRETARY

DIRECTOR

GENERAL

BUREAU OF

PLANNING

BUREAU OF LAW

AND ORGANIZATIONBUREAU OF

GENERAL AFFAIR

INSPECTORATE

CENTER FOR CLIMATE

CHANGE AND AIR

QUALITY

Organizational structure of BMKG

Observational Networks – BMKG stations

Meteorological stations (120) Geophysical stations (31) Climatological stations (21)Global Atmosphere Watch (1) Regional offices (5)

178 observation stations

Observational Networks –Automatic Weather Stations 157 units


Others:

-Collocated stations with agriculture dept. 130 stations

-Manual rain gauges 5498 units

-Automatic rain gauges 76 units

Current status of climate services

Data access & dissemination – web based


Recently developed, web

based data access

(3hourly, daily, monthly)


Example for daily average,

minimum and maximum

temperature

Option to show graphs of

the selected variable


Example for daily

rainfall measurements


‘Pseudo’ real time display

of observation data

Currently in development

phase


Example of data from

observation station

Historical data digitation – with KNMI


DARE

DAta REscue from the colonial era,

some data dating back to late 18th

century

Routine products (1)

• Forecast of rainy and dry season onset

• Forecast of monthly rainfall (up to 3 month

lead time)

• Soil moisture information

• Agroclimate suitability map

• ENSO & IOD indices forecast

• Short range Sea Surface Temperature forecast


Routine products (2)

• Return period map of maximum rainfall

• Climatology of rainfall, temperature, wind

• Climatology of rainy and dry season onset

• Maps of shifts of rainy and dry season onset

• Vulnerability map to drought for rice producing

provinces

• Climate Field School for farmers in crop producing

provinces

• …


Forecast of rainy

season onset

Released yearly on

September

Example: onset of rainy

season 2011

Forecast of dry

season onset

Released yearly on

March

Example: onset of dry

season 2011

Forecast of monthly rainfall for November 2011

Soil moisture information

Agriculture suitability map

Climatic suitability for

paddy

-2.5

-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

2.5

July

20

08

Se

p

No

v

Jan

20

09

Ma

r

Ma

y

July

Se

p

No

v

Jan

20

10

Ma

r

Me

i

Jul

Se

p

No

v

Jan

20

11

Ma

r

Me

i

Current BMKG

BMKG

Nino 3.4 index

forecast

BMKG

IOD index forecast

• Data from Terra/Moderate

Resolution Imaging

Spectroradiometer (MODIS), IR

band

• Coverage: Feb, 2000 - present

• Spatial resolution: 9km

• Time series / statistical based

forecasting

Implementation

•Updated weekly

•The forecast code is implemented in a computingcluster environment:

•Forecast up to 1 month lead time

•SST anomaly

•Automatic image & Google earth KMZ generation

•Automatic dissemination through email and web


Monthly SST forecast

Example of the SST

forecast product


SST image in Google Earth

HISTORICAL

IN-SITU DATA

HISTORICAL

IN-SITU DATA

REAL-TIME

SATELLITE DATA

(Validated)

REAL-TIME

SATELLITE DATA

(Validated)

HISTORICAL

SATELLITE DATA

HISTORICAL

SATELLITE DATA

DROUGHT

FORECAST

DROUGHT

FORECAST

VALIDATIONVALIDATION

WEATHER

FORECAST

WEATHER

FORECAST

DROUGHT

EARLY

WARNING

SYSTEM

DROUGHT

EARLY

WARNING

SYSTEM

FLOOD EARLY

WARNING

SYSTEM

FLOOD EARLY

WARNING

SYSTEM

MINISTRY OF

PUBLIC WORKS

MIN OF PUBLIC WORKS

&

MIN OF AGRICULTURE

BMK

G

1b

1a

2a

2b

3b

4b

4a

BMKG

BMKG

2009 - 2011 2012 - 2013

BMKG

3a

Needs

• Ocean observations

• Operational coupled ocean & regional

atmosphere model (weather and climate)

• Capacity building for downscaling techniques

• Capacity building for tailoring climate

information to users

• …



Thank you for your attention

…

Dr. Ardhasena Sopaheluwakan

Center for Climate Change and Air Quality

Agency for Meteorology Climatology and Geophysics

[email protected]

Error analysis

• Normalized (non-dimensional)

absolute error (norm. L1 error).


5 10 15 20 25 30 35

0.016

0.017

0.018

0.019

0.02

0.021

0.022

0.023

0.024

0.025

0.026

Aug Sept Oct Nov Dec Jan Feb Mar Apr May Jun

E2

2010 2011

Average normalized error between 1.5% - 2.5%

2010 …

• High rainfall rate over Indonesia

throughout the year

• Floods even in the normal dry

period

• High SST anomaly > 1oC

• WMO: Record high average

land and sea surface

temperature



Observational Networks –Automatic Weather Stations 159 units


Others:

-Co–hosted stations with agriculture dept. 130 stations

-Manual rain gauges 5498 units

-Automatic rain gauges

Documents

Overview of Climate Services in Indonesia · Overview of Climate Services in Indonesia Ardhasena Sopaheluwakan ... CENTER FOR DATA BASE DEPUTY OF METEOROLOGY DEPUTY OF CLIMATOLOGY