SGP/MET/E36 - Incorrect wind data

Wind speed and wind direction dropped out and to values near zero.  Site Ops reported 
tower found in down position 5/1/2012, possibly due to storm.

• Quality check results on field: Wind speed vector mean(qc_wspd_vec_mean)
• Quality check results on field: Wind speed arithmetic mean(qc_wspd_arith_mean)
• Quality check results on field: Wind direction vector mean standard deviation(qc_wdir_vec_std)
• Wind direction vector mean standard deviation(wdir_vec_std)
• Quality check results on field: Wind direction vector mean(qc_wdir_vec_mean)
• Wind speed vector mean(wspd_vec_mean)
• Wind direction vector mean(wdir_vec_mean)
• Wind speed arithmetic mean(wspd_arith_mean)