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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.

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Presentation on theme: "25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon THE USE OF NWP PRODUCTS AT THE PORTUGUESE WEATHER FORECASTING CENTRE Teresa Abrantes Instituto."— Presentation transcript:

1 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

2 Observation Network - IM 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 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

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

4 General Forecasts Nowcasting Nowcasting Very short range forecasts (12 h) Very short range forecasts (12 h) Short range forecasts (D, D1-D3) Short range forecasts (D, D1-D3) - Regional forecasts (11 regions) Medium range forecasts (D4-D6) Medium range forecasts (D4-D6) Outlook D7-D9 Outlook D7-D9 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

5 Sea State Forecasts R High seas R Shallow waters R Onshore waters 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

6 Delivery of the products ÜAutofax /manual fax ÜTelex (maritime network) ÜDedicated links (TV, Air Force Meteo, Southland-Nato) ÜE-mail attached files ÜInternet (public and protected Web pages) ÜTeleTempo (value added telephone) ÜFaxTempo (value added fax) 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

7 Civil Protection and Fireman Service Videoconference Regional Centre in Azores Aeronautical Centre Briefings 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

8 NWP Products 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon ECMWF MetOffice Arpège ALADIN GLOBAL MODELS LAM Charts processed by MAGICS (routine package) Fields visualised with  METVIEW (ECMWF)  VISMET (IM)  ARCO IRIS (IM)  GÉNIO (IM-ALADIN)

9 NWP Products - Sea 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon MAR3G Model (IM) Input: ECMWF 10m wind MAR3G (Ray model) High seas Parametric description of sea state Shallow waters ECMWF WAM output Significant height Mean direction Mean period

10 MSLP+wind+T2m MSLP+Wet bulb potential temperature 850 hPa MSLP+relative humidity 700 hPa Vertical motion+relative humidity 700hPa ECMWFECMWF 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

11 ECMWF - EPS products Plumes  Stamp maps  Probability charts  EPSgrams  Other products available on http://wms.ecmwf.int 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

12 Precipitation 850 hPa temperature anomaly Wind >10 m/s>15 m/s > - 8° > 5 mm> 10 mm> 20 mm > + 8°> - 4°> + 4° > 1 mm Forecast probabilities

13

14 Meteogram - Lisboa 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

15 Forecasted Tephigram CAPE CAPE CIN CIN LI LI TPW TPW 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon Post-processing parameters

16 METVIEW processing  DIAGNOSIS: Z 500 hPa + wind VT H+24 + IR image at 12 UTC 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon Z 300 hPa + WV at 12 UTC

17 LAM - ALADIN T2m 950 hPa RH 10m wind Forecasts up to H+48 1000, 950, 925, 900, 850, 800, 700, 600, 500, 400, 300, 250, 200, 150, 100 hPa (15 levels) 1h steps Surface and altitude parameters 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon Runs: 00 and 12 UTC Area: 44.8N, 12.2W, 35.1N, 1.7W Hor. Res: 12.7 km

18 LAM - ALADIN 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon Use of ALADIN at the Weather Forecasting Centre Short range forecast (D, D+1, D+2)  General and regional forecasts  Special forecasts  FOREST FIRES special regional forecasts wind field tendency of the FWI

19 Fire Weather Index (FWI) tendency ALADIN – Derivated Products 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon Values available in each point of a regular grid in latitude and longitude Tend 24 = FWI (H+24) – FWI (H+00) FWI tendency between D and D+1 Tend 48 = FWI (H+48) – FWI (H+24) FWI tendency between D+1 e D+2 The graphic presentation of these values is done automatically, in order to obtain two charts, with those tendencies (DIF 24 e DIF 48 ) of the fire weather index FWI, daily. FWI - Tend 24 FWI - Tend 48

20 Future at IM: 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon LAM - ALADIN Post-processing parameters MAR3G based on the wind field - ALADIN Forecasted tephigram Short-range EPS ? Future ??

21 WGCEF Meeting - 5Oct2002 - Lisbon RUN: 30Set2003 12UTC / H+12 01Out2003 00UTC ALADINECMWF What is the decision of the forecaster ?

22 WGCEF Meeting - 5Oct2002 - Lisbon RUN: 30Set2003 12UTC / H+48 02Out2003 12UTC ALADIN ECMWF What is the decision of the forecaster ?

23 Thank you for your attention 25th EWGLAM and 10th SRNWP Meeting - 6-9Oct2003 - Lisbon

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