Science ❯ Earth Sciences ❯ Atmospheric Science ❯ Weather Forecasting

Temperature Trends

Arctic Blast Sweeps East, Triggering Lake-Effect Snow and Southern Freezes

Forecasters tie the brief cold wave to a southward jet-stream dip from a weakened polar vortex.

Hurricane Priscilla Strengthens Off Mexico, Poised to Reach Category 2 as It Tracks Parallel to Coast