Storm headed toward Central Valley finds a partner in rare phenomenon

FRESNO, Calif. (KSEE/KGPE) – The tempest from the recent weaponry cyclone, which is forecast to deed the Central Valley this weekend, has recovered a spouse and has been "dancing" with it disconnected the Pacific Coast.

The uncommon improvement is known arsenic the Fujiwhara Effect, and it tin perchance make an adjacent larger storm.

The 2nd cyclone appeared connected Thursday and is spinning with the weaponry cyclone astir a communal center. The 2 upwind systems moving unneurotic make 3 imaginable outcomes:

• The smaller cyclone could orbit the larger cyclone earlier yet crashing into its vortex and being absorbed.
• The 2 cyclones could rotation astir 1 different earlier shooting disconnected successful antithetic directions.
• If the cyclones scope the aforesaid strength, the brace could gravitate toward 1 different until they merge, forming 1 larger storm.

Given the maturity of the weaponry cyclone, experts accidental the 2nd result is the astir apt scenario: arsenic it dissipates, the 2nd cyclone volition beryllium near unsocial to proceed its trek northward into Vancouver.