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Evaluation of the Requirements of the Forecasters

Evaluation of the Requirements of the Forecasters. COST 722, Phase I, WGii Urs Sutter MeteoSwiss. Outline. General Overview Highlights of the Answers Some Analysis. Question 1: Forecaster Services. Question 2: Observations (1). Question 2: Observations (2). Question 2: Observations (3).

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Evaluation of the Requirements of the Forecasters

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  1. Evaluation of theRequirements of the Forecasters COST 722, Phase I, WGii Urs Sutter MeteoSwiss

  2. Outline • General Overview • Highlights of the Answers • Some Analysis

  3. Question 1: Forecaster Services

  4. Question 2: Observations (1)

  5. Question 2: Observations (2)

  6. Question 2: Observations (3)

  7. Question 2: Observations (4)

  8. Question 3: Very Shortrange FCST System

  9. Question 4Where are OBS?

  10. Question 5.1How satisfied ?

  11. Question 5.2Main shortages ?

  12. Question 5.3 (1)What OBS required more often ?

  13. Question 5.3 (2) How often ?

  14. Question 5.4 (1)What NEW OBS required?

  15. Question 5.4 (2) How often ?

  16. Question 5.5Opinion about Geographical locations?

  17. Question 6.1How often?

  18. Question 6.2How satisfied ?

  19. Question 6.3Main shortages ?

  20. Question 6.4 (1)What OBS required more often ?

  21. Question 6.4 (2) How often ?

  22. Question 6.5 (1)What NEW OBS required?

  23. Question 6.5 (2)Others mentioned • Visibility • AUTOSYNOP • (Net) Radiation • Ceilometers • Buoy • Windprofiler • More OBS

  24. Question 6.5 (3) How often ?

  25. Question 7.1Official Climate Info?

  26. Question 7.2Do you use climate info ?

  27. Question 7.3Which sources ?

  28. Question 7.4What kinds ?

  29. Question 7.5Main shortages ?

  30. Question 7.6 (1) What climate info would you like?

  31. Question 7.6 (2)additional answers • Frequency maps or variables • Maps • Profiles • More data • Radiation balance • Weather type cliamtology

  32. Question 7.7 (1) Do you have special statistical model for prediction ?

  33. Question 7.7 (2) additional answers: • MOS • Experimental statistics • Model 850 hPa WBPT vs SST • Statistical model • Saunders, CRADOCK, COBEL, NIMROD ..?

  34. Question 8.1Numerical Models

  35. In general: Combination of SFC 1000 hPa 950 hPa 925 hPa 850 hPa 800 hPa ALADIN: 2, 10, 50, 100, 250, 500, 750 1000, 1250, 1500 m 1000, 950, 900, 850, 800 hPa Question 8.2Numerical Models: pressure level fields

  36. Question 8.3Numerical Models: pressure level fields proposed • d 20 hPa • d 5 and 10 hPa • 950 hPa • No more levels • As much as possible

  37. Question 8.4 (1)available model products ?

  38. Question 8.4 (2)available model products ?

  39. Question 8.5How satisfied ?

  40. Question 8.6Main shortages ?

  41. Question 8.71-d models available ? • Check (d)p, tL, tD, wind • ALADIN • Only for visibility • 30 years of experience

  42. Question 8.8new products • high resolution in the boundary layer (12) • Boundary layer model (11) • Low cloud parameter model (7) • Fog model (determ./probab./statis.) (7) • Radiation balance model (4) • Cross-sections (4) • 1-d model for specific location (4) • ...

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