There are always days of
calm winds between the various weather patterns providing for big glassy conditions on all of our 8 SURF BREAKS — the ultimate choice!
Not exact matches
Calm wind conditions and a smaller gap
between extreme temperatures helped trap pollutants in the air, Beig said.
During September, the typical
wind speeds for New York range
between 0 m / s (
calm) and 6 m / s (moderate breeze), rarely rising above 9 m / s (fresh breeze).
Over the course of a typical February, average
wind speeds fluctuate
between 0 m / s (
calm) and 5 m / s (gentle breeze), rarely rising above 7 m / s (moderate breeze).
During an average July, typical
wind speeds vary
between 0 m / s (
calm) and 7 m / s (moderate breeze), rarely going above 9 m / s (fresh breeze).
Over the course of the month, average
wind speeds fluctuate
between 0 m / s (
calm) and 6 m / s (moderate breeze), rarely exceeding 7 m / s (moderate breeze).
In May, typical
wind speeds fall
between 0 m / s (
calm) and 7 m / s (moderate breeze), rarely rising above 10 m / s (fresh breeze).
During this month, typical
wind speeds for the city fluctuate
between 0 m / s (
calm) and 6 m / s (moderate breeze), rarely going above 10 m / s (fresh breeze).
Typical
wind speeds in Goa in August range
between 0 m / s (
calm) and 6 m / s (moderate breeze), rarely going above 8 m / s (fresh breeze).
In calculating no trend
between «windy» and «
calm» days (with
wind data obtained from NCEP / NCAR Reanalysis), Parker (2006), in effect, states that there is no modulation to speak of — in and of itself, that is a remarkable statement, or else there is no UHI to speak of.
Might be neat to look at the area ratio in an urban zone
between dead
calm areas and turbulant aress as a function of
wind volicity..
-- You go on to say: «But the real question in all of this is why would one use a «proxy» like trends
between windy -
calm nights (and there's lots of hair on the
wind -
calm information which comes from NCEP re-analysis on a gridcell basis only) to analyze UHI when temperatures can be measured directly across a transect.
Winds are generally
calmer during the night, but at dawn, there is a «dawn breeze» because of the temperature difference
between the lighted and unlighted portions of the globe.
Measuring the difference in trend
between calm and windy days simply measures the magnitude of the
wind's impact to the total UHI affect.