OA17 Climate variability: models and observations (co-sponsored
by SE)
.1 West African monsoon studies
Convener: Thorncroft, C.D.
Monday, 20 April 1998
Lecture Room: EUTERPE
Chairperson: Thorncroft, C.D.
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08:30 THORNCROFT, C.
Introduction
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08:45 POCCARD, I.; JANICOT, S.; RICHARD, Y.
Interannual variability of SST - tropical circulation relationship
on the period 1968-1997: focus on West Africa
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09:00 TRZASKA, S.; JANICOT, S.; FONTAINE, B.
Numerical study of the impact of ENSO and decadal scale SST variability
on Sahel rainfall
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09:15 XUE, Y.; CLARK, D.B.; HARDING, R.J.
Mechanisms of West African monsoon and land surface process interaction
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09:30 FINK, A.H.; SPETH, P.
Variability of the West African monsoon on intraseasonal and interannual
time scales
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09:45 EVANS, A.D.L.; HARRISON, M.S.J.
Simulation and prediction of the west African monsoon
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10:00 COOK, K.H.
Large-scale dynamics and the West African monsoon
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10:15 THORNCROFT, C.; BLACKBURN, M.
Maintenance of the African easterly jet
10:30 BREAK
Chairperson: Thorncroft, C.D.
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11:00 PYTHAROULIS, I.; THORNCROFT, C.D.
On the existence of warm core African easterly waves
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11:15 XU, K.-M.; RANDALL, D.A.
Roles of cumulus convection in the Atlantic easterly waves
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11:30 DIONGUE, A.; LAFORE, J.P.; REDELSPERGER, J.L.
Numerical study of interactions between a squall-line and an easterly
wave
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11:45 PARKER, D.
Propagation of the mesosclae storm flow of West African squall lines
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12:00 TAUPIN, J.-D.
Decadal sahelian rainfall estimation over an area of 1 degree square:
characterization of the "Ground Truth" according to the raingauge network
density
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12:15 MATHON, V.; LAURENT, H.
Automatic tracking of West African cloud clusters
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12:30 JANICOT, S.; DIEDHIOU, A.
Interannual variability of intraseasonal and synoptic weather systems
over West Africa on the period 1968-1997
12:45 END OF SUB-SESSION
17:00 Opening
19:30 Reception
OA17 Climate variability: models and observations (co-sponsored
by SE)
.1 West African monsoon studies - Poster Session
Convener: Thorncroft, C.D.
Display Time: Monday, 09:00 - Friday, 13:00
Authors in Attendance: Wednesday, 17:00 - 19:00
Poster Area: LES MUSES
Chairperson: Thorncroft, C.D.
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OA171 DELCLAUX, F.; POLCHER, J.; LEBEL, T.
Rain event climatology in West Africa: comparison from in situ and
GCM outputs
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OA172 LEBEL, T.; AMANIL, A.; LE BARBE, L.
Rainfall variability in the Sahel: a matter of scales
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OA173 TAUPIN, J.-D.
Characterization of sahelian rainfall spatial variability at a scale
between 1 and 10 kilometres: the ARCOL experiment (region of Niamey, Niger)
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OA174 THORNCROFT, C.
The West African Monsoon Project *
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OA175 DIEDHIOU, A.; JANICOT, S.; VILTARD, A.; DE FELICE, P.; LAURENT, H.
Different regimes of easterly waves over West Africa and tropical Atlantic
(1979-1995)