( Furthermore ( , ( ( ( ( ( stormy conditions ) ( were ( ( moving out ) ( ( ( of Arizona ) and ) ( into ( New Mexico ) ) ) ) ) ) and ) ( ( an ( upper-level ( low ( pressure system ) ) ) ) ( ( moves southeast ) ( into Mexico ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB Furthermore)) (, ,) (S (NP (JJ stormy) (NNS conditions)) (VP (VBD were) (VP (VBG moving) (PRT (RP out)) (PP (PP (IN of) (NP (NNP Arizona))) (CC and) (PP (IN into) (NP (NNP New) (NNP Mexico))))))) (CC and) (S (NP (DT an) (JJ upper-level) (JJ low) (NN pressure) (NN system)) (VP (VBZ moves) (NP (NN southeast)) (PP (IN into) (NP (NNP Mexico))))) (. .)))
Furthermore, stormy conditions were moving out of Arizona and into New Mexico and an upper-level low pressure system moves southeast into Mexico.
(ROOT (S (NP (PRP You)) (VP (MD can) (VP (VB expect) (ADJP (JJ stormy)) (SBAR (IN if) (S (NP (NP (DT a) (NN center)) (PP (IN of) (NP (JJ low) (NN pressure)))) (VP (VBZ is) (VP (VBG moving) (NP (PRP$ your) (NN way)))))))) (. .)))
You can expect stormy if a center of low pressure is moving your way.