Portable HRM Station Value Verification Package “ORMVERIF”
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WSN05, 5-9 Sep.2005, Toulou se, France 1 Portable HRM Station Value Verification Package “ORMVERIF” Sultan Salim AL-Yahyai Fauzi Bader Al-Busaidi Khalid Khamis Al-Jahwari Directorate General of Civil Aviation and Meteorology, Sultanate of Oman
description
Portable HRM Station Value Verification Package “ORMVERIF”. Sultan Salim AL-Yahyai Fauzi Bader Al-Busaidi Khalid Khamis Al-Jahwari Directorate General of Civil Aviation and Meteorology, Sultanate of Oman. Location of Oman. Try To TUNE THE MODEL. HIGHLIGHTS THE - PowerPoint PPT Presentation
Transcript of Portable HRM Station Value Verification Package “ORMVERIF”
WSN05, 5-9 Sep.2005, Toulouse, France 1
Portable HRM Station Value Verification Package “ORMVERIF”
Sultan Salim AL-YahyaiFauzi Bader Al-BusaidiKhalid Khamis Al-Jahwari Directorate General of Civil Aviation and Meteorology, Sultanate of Oman
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Location of Oman
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Aim of the Project
MONITORING THE BEHAVIOR OF
THE MODELS
HIGHLIGHTS THE STRENTHS & WEAKMESSESOF THE MODELS
Try To TUNE THE MODEL
TO EVALUATE THE FORECASTS OF OMAN REGIONAL MODEL (ORM).
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Design Issues Stations Grouping
Station with similar topographical features Costal Station Actual Station height – model grid point height <= X m
Verification Scheme Most representative Grid
Point.
Interpolation of the surrounding Grid Points
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Design Issues
T 2m ( C ) Max temp. 2m ( C ) Min Temp. 2m ( C ) TD 2m ( C ) MSL Pressure (hPa) FF 10m ( knots ) DD 10m (degrees).
Total Presp. Amount of low clouds DPD
Continuous Elements Categorical Elements
Elements to be verified
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Design Issues
OBS
utc 00 12 00 12 00 12 00
day A-3 A-3 A-2 A-2 A-1 A-1 A
12h fct24h fct
36h fct
48h fct
60h fct
72h fct0h fct
Model run
Forecast Range to be verified
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Design Issues
OBS Quality Control
1) Elements value thresholds
2) Comparing OBS with model first guess
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Design Issues
Hit rate with a margin of error Bias Root Mean Squared Error
(RMSE):
OBS
YesNo
FCTYesab
NocdHit rateProbability of detection(POD) False Alarm Rate (FAR)Threat Score (TS)Frequecy bias(FB)Heidke Skill Score ( HSS )
Continuous Elements Categorical Elements
Statistics to be used
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Implementation
ormverif
NWP machine
DMO (FCT)
MOS
OBSMSS
Windows based
My SQL ODBC
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Main Menu
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Averaging Data Plotter
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Table Viewer
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Future Work
Implementing the Interpolation verif. Schema Superimposing the Results of the verif. For more than
one model Verifying the upper levels data Verifying the Wave Model
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ORMVERIF Availability
Package available on request for WMO members: Brazilian navy, UAE Met., Vietnam met., malaysia met.
User Manual Tech. Documentation
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Thank You
