Current Jet Stream Map Animated Best Quality Image. Tap away from the image to hide controls. This icon serves as a link to download the essential accessibility assistive technology app for individuals with physical disabilities.
Jet streams are the major means of transport for weather systems. Tap away from the image to hide controls. Usually the jet stream marks the boundary between the cold polar air to the north and warmer air to south.
This is not intended to be alarmist in any way.
These boundaries are called fronts, and they are where most major storms form. Just click the arrow buttons or drag the slider to view the forecasts for different times, or click the animate button to view an animation of the current forecast. Drag the map around to move it, the mouse wheel will zoom in and out (pinch to zoom on mobile and tablet). Each weather map and image from the california regional weather server, sponsored by the department of earth & climate sciences, san francisco state university, is licensed under a creative commons attribution 4.0 international license.
