SPC 0830Z Day 3 Outlook
Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0222 AM CST Fri Dec 25 2020 Valid 271200Z - 281200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated non-severe thunderstorms will be possible on Sunday across far southeast Florida and along the coast of California. ...DISCUSSION... A weak upper-level trough is forecast to move eastward across the southeastern Gulf of Mexico on Sunday. Ahead of the trough, a moist airmass will be in place across far southeast Florida. As surface temperatures warm during the day, isolated thunderstorm development will be possible in the vicinity of Miami. A few thunderstorms could also occur ahead of an upper-level trough moving toward the coast of California. The greatest chance for lightning is from near Eureka southward to near San Jose. Weak instability is expected to keep thunderstorms at non-severe levels across the continental United States on Sunday. ..Broyles.. 12/25/2020
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