4. Forecast Applications

Convection » Microbursts: Wet vs. Dry Microburst Forecasting - Question 3

Skew-T with sounding for microburst forecasting exercise

To answer this question, you may wish to examine the following:

Now, make a forecast of the maximum wind gusts associated with microburst activity. First, determine the values of the variable in the WINDEX equation:
windex equation
Enter your answers in the text boxes below, then click Done.

1. Height of the melting level (HM):
km-AGL  

2. Mixing ratio in lowest 1 km (QL):
g/kg  

3. Mixing ratio at the melting level (QM):
g/kg  

4. Lapse rate from the melting level to the surface (gamma):
°C/km  

5. Use the WINDEX Calculator to compute the maximum wind gust (WI):
WI = kt