Station Wind Stability / Wind Rose


Select the station:

Set the starting date.

Select the
Month: 		Select the
Day: 		Select the
Year:

Set the ending date.

Select the
Month: 		Select the
Day: 		Select the
Year:


Options.


Select the Stability Class (Pasquill-Gifford stability class):


Select the Method to compute Stability:

Sigma A methodology (requires Standard Deviation of Wind Dir. and Wind Speed measurements.)
Solar Rad. - Delta T. methodology (requires Solar Radiation, Wind Speed and Vertical temperature gradient measurements.)

Select the Units


Select the image size.


Set the Scaling range:


Select the Wind Speed Divisions:
(units same as selected above)


Select the Calm threshold:
(units same as selected above)
(Note: MPH * .45 = m/s, MPH * .8684 = knots)


Number of compass points:


List the numbers in a frequency table:


Table output format:


Include an hourly wind statistics table:


Format of output tables:


Sub interval windows:
Examples of Sub interval windows use.
Select the
Starting Date:
Month

Day
Select the
Ending Date:
Month

Day
(inclusive)
Select the
Starting Hour: 		Select the
Ending Hour:
(exclusive)


Disclaimer: As with all summarizing products, understanding the nature of the original data is important to understand the results of the summarized product. Any questions about the nature of the original data or the instrumentation used to collect the original data may be directed to the
Western Regional Climate Center, wrcc@dri.edu
.


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