1. Here CAT is most frequently encountered in the regions of jet streams . 2. The jet stream will deliver milder, moist air to the Pacific Northwest. 3. A strong jet stream disturbance will move southeast from the central Rockies. 4. A potent jet stream disturbance will dive southward through the Mississippi Valley. 5. The Northwest will be unsettled as a vigorous jet stream disturbance approaches. 6. The diverted jet stream delivered other punches to the Northeast as well. 7. The jet stream is seen to " buckle " and deviate south. 8. Jet stream winds should guide residual moisture into the western Ohio Valley.9. The jet stream moves from West to East bringing changes of weather. 10. These jet stream disturbances have sparked numerous thunderstorms which have affected Burlington.