NAO AND THE MOON

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Keith234
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NAO AND THE MOON

#1 Postby Keith234 » Sun Jan 02, 2005 6:32 pm

I have been looking at some moon movements from 1950, and there was a rather large Total Solar Eclipse Sept 12 of 1950...oddly enough it passed over a similar track to the eclipse we had in October. I think when the sun and the moon act as one they creat turblence due to movement of gravitons, the force excerted by the moon is 50 to 80 lbs per square foot-but when they colinear or coplanar the force increases almost expotenially. This turblence creates great differences in high and low pressure, and maybe that is why the NAO is now positive and was sharply negative before. Whatever may be the case some similar things are happening from the year 1950, when was it the last time it was forecasted to rain in Pasadena on the Rose Bowl Parade? Also the NAO of 1950 went negative at first right after the eclipse and then shot up to strongly positive but since that Hawaii teleconnection thing was "boss man" nothing happened in terms of significant arctic outbreaks
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Terry
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#2 Postby Terry » Sun Jan 02, 2005 6:44 pm

Any chance there were also any unually strong proxigean spring tides at the same time?

1949 and 1950 also brought strong hurricanes to FL.
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#3 Postby wxguy25 » Sun Jan 02, 2005 7:12 pm

Terry wrote:Any chance there were also any unually strong proxigean spring tides at the same time?

1949 and 1950 also brought strong hurricanes to FL.


The reason why there were so many long westward tracking TCs this year directed at FL had to do w/ the synoptic setup across NA/and the ATL. The mean tround position was over the western US which resulted in the amplification of the western ATL ridge near 30-50N. So TCs equatorward of the ridge were allowed to take long westward tracks before recurving.

This was different from the synoptic pattern in the means from 1995-2003 w/ the trough along the east coast putting up a protective wall (so to speak) recurving systems out into the ATL w/o consequence.

As far as the NAO is concerened, the reason why its positive is b/c of the warm pool in the central Atlantic. It has nothing to do w/ the geomagnetic cycle like it was in 2001-02. And I don't think its directly related to the Lunar cycles either.

The Hawaiian teleconnection refers to the placement of the Subtropical trough in relationship to the Hawaiian islands. When its east of Hawaii that is usually a signal that the trough will come eastward. IF its west of Hawaii the trough normally backs up into the west.
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#4 Postby Keith234 » Sun Jan 02, 2005 7:27 pm

Why dont you think the NAO is not related the lunar cycles directly? Does that mean you think they are related indirectly? And the spring tides are at a higher probability of being stronger.
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#5 Postby Terry » Sun Jan 02, 2005 7:43 pm

Thanks, Wxguy. Too bad we can't turn you in to our own personal google weather search engine!
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