SWFDP Bolepi House, Pretoria 02 November 2006 Kevin Rae (S A Weather Service)
Access to products from the SWFDP-EA RSMC, Nairobi web portal Vincent N. Sakwa KMD.
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Transcript of Access to products from the SWFDP-EA RSMC, Nairobi web portal Vincent N. Sakwa KMD.
![Page 1: Access to products from the SWFDP-EA RSMC, Nairobi web portal Vincent N. Sakwa KMD.](https://reader036.fdocuments.us/reader036/viewer/2022062620/551b4f2d5503465c7e8b592c/html5/thumbnails/1.jpg)
Access to products from the SWFDP-EA RSMC, Nairobi web
portalVincent N. Sakwa
KMD
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Login page
• http://www.meteo.go.ke/rsmc/index.php• Username: swfdp Password: swfdp1
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NWP MODELS-REGIONAL PRODUCTS
• COSMO(7km)• WRF(7km)• LAKE VICTORIA PRODUCTS• ALADIN LA RE-UNION• INDIAN OCEAN WAVES• UK MET OFFICE LAM• MET OFFICE EPS
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GLOBAL PRODUCTS
• NOAA EA PRODUCTS • ECMWF PRODUCTS • UK MET PRODUCTS • TIGGE-GIFS East Africa products for
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GUIDANCE PRODUCTS
• Short range forecasts (1-2 days)• Medium range forecasts (3-5 days)• Agrometeorology Products (5days)• Satellite products• Evaluation Form
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Risk tables
• Indicate areas where severe weather is expected, ‘X’ if it applies for the entire area, otherwise specified. Eg. S coast
• Risk categories: No risk, Low, Medium or High
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Heavy Rain Strong Winds
RISK No risk
Low risk Medium risk
High risk
No risk
Low risk Medium risk
High risk
X X
X X
DRC X X
N,E X
X X
S X
X X
RSMC-NAIROBISWFDP GUIDANCE PRODUCTSRISK TABLES SHORT-RANGE (DAY 1 AND DAY 2)Issue Date: Saturday 19th November 2011In order to provide more information about the geographical location of the severe event the following convention is adopted when filling in the cells: X for the whole country, N for the northern part, S for the southern part, W for the western part and E for the eastern part.Day 1: Saturday 19th November 2011
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RSMC-NAIROBISWFDP GUIDANCE PRODUCTSSHORT-RANGE (DAY 1 AND DAY 2) Issue Date: 19th November 2011Valid for: 19th to 20th November 2011Showers and thunderstorms expected over several places in the region as indicated in the risk table.Degree of confidence: High Day 2: Sunday 20th November 2011Showers and thunderstorms expected over several places in the region as indicated in the risk table.Degree of confidence: High
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Links to International Centers• ECMWF• NCEP• UK MET OFFICE• WMO• DWD• KMA• RSMC-PRETORIA• ICPAC• ICMWF• ACMAD• AGRHYMET
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Regional and International Centres
• ECMWF http://www.ecmwf.int• NCEP http://wwwt.ncep.noaa.gov• UKMO http://www.metoffice.gov.uk• WMO http://www.wmo.ch• RSMC-Reunion
http://www.meteo.fr/temps/domtom/La_Reunion/• ACMAD http://www.acmad.ne
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Met Office Global and Regional Ensemble Prediction System (MOGREPS)
Products that can be provided include:Site specific “Meteograms”.
Precipitation threshold probability charts. Windspeed threshold probability charts. Spaghetti Diagrams. Tropical cyclone tracks forecasts.
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Links to National Met Services
• Kenya• Ethiopia• Rwanda• Tanzania• Uganda• Burundi
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Limited Area Model for Africa: Africa-LAM
Fields available include:• Accumulated precipitation (6 and
24-hour)• Outgoing longwave radiation• Pressure at mean sea level• Wet bulb potential temperature at
850 mbar• Temperature at 1.5m, 925hPa,
700hPa• Wind at 10m, 850hPa, 700hPa,
200hPa• Relative humidity at 925hPa,
700hPa
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Limited Area Model for Africa: Africa-LAM
How can you get it?(i) Through a password
protected website www.metoffice.gov.uk/weather/africa/lam/The user name is afr_nms, and the password is uk_alam.
(ii) The forecast fields are available through EUMETCAST using satellite receiver stations. This allows the data to be viewed using forecaster workstations.
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Spaghetti diagram, for 5700 and 5780gpm isolines of 500mb
Probability of 10m wind, exceeding 10kts
Probability of daily rainfall, exceeding 10mm
NCEP NWP Products
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GEFS Precipitation Probability of Exceedance
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Deterministic Probabilistic , 30mm/day thresholdDeterministic Vs. probabilistic Forecast, GFS VS GEFS
Day 1, Aug. 31, 2009
Day 2, Sep. 1, 2009
Day 3, Seo. 2, 2009
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Surface and Column Parameters
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Daily QPF
Probability of Pexceedance
Rainfall anomalyLast 7 days
Grid Box P daily evolution - last 90 days
Real Time Access to Productshttp://www.cpc.noaa.gov/products/african_desk/cpc_intl/
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2. Current StatusReal Time Monitoring
7 days 30 days
180 days 90 days
Daily Evolution
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Extreme Forecast Index