MINIST

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25th EWGLAM and 10th SRNWP Meeting -
6-9Oct2003 - Lisbon
THE USE OF NWP PRODUCTS AT THE PORTUGUESE
WEATHER FORECASTING CENTRE
Teresa Abrantes Instituto de Meteorologia -
Portugal
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Observation Network - IM
25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon

• 93 automatic stations (24 69)
• - 78 mainland
• - 9 Azores
• - 6 Madeira

• 3 radiossonde stations

• receiver and processing WS-satellites

• 1 radar (in a near future 2 more)

• lightning detection network

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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
The Forecasting Centres
Aeronautic
General and Maritime
Weather Watch, Forecasting and Information Centre
- VPI
-Lisbon-
Aeronautical Centre (airport)
Regional Centre
Porto
Azores
Faro
Madeira
-Azores-
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
General Forecasts

• Nowcasting

• Very short range forecasts (12 h)

• Short range forecasts (D, D1-D3)
• - Regional forecasts (11 regions)

• Medium range forecasts (D4-D6)

• Outlook D7-D9

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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Sea State Forecasts

• High seas

• Shallow waters

• Onshore waters

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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Delivery of the products

• Autofax /manual fax

• Telex (maritime network)

• E-mail attached files

• Dedicated links (TV, Air Force Meteo,
  Southland-Nato)

• Internet (public and protected Web pages)

• TeleTempo (value added telephone)

• FaxTempo (value added fax)

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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Briefings

• Civil Protection and Fireman
  Service
• Videoconference Regional Centre
  in Azores
• Aeronautical Centre

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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
NWP Products
ECMWF
MetOffice
GLOBAL MODELS
LAM
ALADIN
Arpège

• Charts processed by MAGICS (routine package)

• Fields visualised with
• METVIEW (ECMWF)
• VISMET (IM)
• ARCO IRIS (IM)
• GÉNIO (IM-ALADIN)

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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
NWP Products - Sea
Input ECMWF 10m wind
MAR3G Model (IM)
High seas
Shallow waters
MAR3G (Ray model)

Parametric description of sea state

• Significant height
• Mean direction
• Mean period

ECMWF WAM output
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
MSLPwindT2m
E CMW F
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ECMWF - EPS products
25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon

• Plumes

• Stamp maps

• Probability charts

• EPSgrams

• Other products available on
  http//wms.ecmwf.int

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gt10 m/s
gt15 m/s
Forecast probabilities
Wind
gt 5 mm
gt 10 mm
gt 20 mm
gt 1 mm
Precipitation
gt - 8
gt 8
gt - 4
gt 4
850 hPa temperature anomaly
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(No Transcript)
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Meteogram - Lisboa
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Forecasted Tephigram
25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Post-processing parameters

• CAPE
• CIN
• LI
• TPW

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METVIEW processing
25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon

• DIAGNOSIS
• Z 500 hPa wind VT H24 IR image at 12
  UTC

Z 300 hPa WV at 12 UTC
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
LAM - ALADIN

• Area 44.8N, 12.2W, 35.1N, 1.7W

• Hor. Res 12.7 km

• Runs 00 and 12 UTC

• Forecasts up to H48

T2m

• 1h steps

• 1000, 950, 925, 900, 850, 800,
• 700, 600, 500, 400, 300, 250,
• 200, 150, 100 hPa (15 levels)

10m wind

• Surface and altitude parameters

950 hPa RH
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
LAM - ALADIN

• Short range forecast (D, D1, D2)

• General and regional forecasts

Use of ALADIN at the Weather Forecasting Centre

• Special forecasts
• FOREST FIRES

• special regional forecasts
• wind field
• tendency of the FWI

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ALADIN Derivated Products
25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Fire Weather Index (FWI) tendency
FWI - Tend24
Tend 24 FWI (H24) FWI (H00) FWI
tendency between D and D1
FWI - Tend48
Tend48 FWI (H48) FWI (H24) FWI tendency
between D1 e D2
Values available in each point of a regular grid
in latitude and longitude
The graphic presentation of these values is done
automatically, in order to obtain two charts,
with those tendencies (DIF24 e DIF48) of the
fire weather index FWI, daily.
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
LAM - ALADIN
Future at IM

• Post-processing parameters

• Forecasted tephigram

• MAR3G based on the wind field - ALADIN

Future ??

• Short-range EPS ?

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WGCEF Meeting - 5Oct2002 - Lisbon
What is the decision of the forecaster ?
ALADIN
ECMWF
RUN 30Set2003 12UTC / H12 01Out2003 00UTC
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WGCEF Meeting - 5Oct2002 - Lisbon
What is the decision of the forecaster ?
ECMWF
ALADIN
RUN 30Set2003 12UTC / H48 02Out2003 12UTC
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25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003
- Lisbon
Thank you for your attention