Local Winds

Question 1

Sea breeze formation

Answer 1

Created through difference in heating of land and water
(Land lower specific heat and less spread out water conducts better)
Low pressure at alt over sea high pressure at alt over land (due to air rising over land)
High pressure surface sea low pressure surface land
Creates wind cycle into land at surface and out to sea at alt

Question 2

Sea breeze extent time and strength and cloud

Answer 2

Sun needs to heat starts around 1000 peak between 1400-1600
Usually around 10-15kts (can be stronger in spring cooler sea warmer land)
Travels inland 25-30km and up to 3000’ vertical

Cloud
Small amount of cumulus in rising section clear out to sea
Some precipitation in cumulus
Turbulence in unstable section

Question 3

Land breeze

Answer 3

Opposite sea breeze land gets colder created PG usually 3-4kts