Le weekend 23 - 24 May 2009

SATURDAY

Surface wind - NNE 10, 5000ft NNW 40, 10000ft NW 70, 15000ft NW 80, 20000ft NW 60
Layer of EXTREME surface turbulence, and MODERATE at 3000 - 5000ft, and LIGHT in between to 7000ft Windshear is 20ms per 4-km Wave from 18000ft upwards Cloud - solid overcast from 23 000ft upwards to 35000ft
Max 20.7C Dewpoint 6.3C Trigger 23.3Expect 0.5 ms to 3000ft
Boundary layer energy 1 J/kg

SUNDAY
Surface wind - NW 30, 5000ft NW 40, 10000ft NW 70, 15000ft W 90, 20000ft 110
Layer of EXTREME turbulence on the surface, and light from 5 - 10 000ft. Shear is 18ms per 4-km Moist lower air results in 3 - 5/8 CU from 4500 - 8000ft Wave wave from 14000ft upwards Max 18.4 Dewpoint 6.7 Trigger 17.7 Expect 0.9 ms - 1.3 ms to 5200ft

As is normally the case, i would expect the wave conditions to be far better than forecast and the surface winds slightly stronger than forecast.
EY