Scientists classify air masses according to their general  characteristics and latitude. Artic air masses form at around 60  degrees latitude, Polar masses are at around 40 â¦degrees latitude,  warm tropical air masses are at 15 degrees latitude and very hot  air masses form near the equator.
Average Registered Nurse Salaries. The average salary for registered nurse jobs in Memphis, TN is $45,000. Average registered nurse salaries can vary greatly due to company, location, industry, experience and benefits. This salary was calculated using the average salary for all jobs with the term registered nurse anywhere in the job listing.
The average RN salary in this area was $61,990 in 2013. This area employed about 850 registered nurses. Those with salaries in the 75th percentile made $81,890, while those with salaries in the 25th percentile earned $48,390 or less. Ten percent of the RNs in this state made $38,490 or less in 2013.