Significant High Latitude Blocking To Develop After New Year?

HOPEFULLY, all is not lost! I use caution with the below charts as I’ve seen this time and time again only for it to not materialise. However, check out the huge flip in the hemispheric upper height field over the next 10-15 days!

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AO looks to go negative while NAO still remains positive but should trend down.

ao_fcst

nao_fcst

GFS ensemble

Now

Credit: Tropical Tidbits

Credit: Tropical Tidbits

240 hour

Credit: Tropical Tidbits

Credit: Tropical Tidbits

384 hour

Credit: Tropical Tidbits

Credit: Tropical Tidbits

2 metre temp anomaly

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

5 day mean 2 metre temp anomalies.

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

The above looks nicely telegraphed with the significant warming up at 10mb.

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Credit: Tropical Tidbits

Be sure to watch this morning’s video for more.

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