Current Upper Air & Stability Plots
Generated by San Diego Weather at Mission Trails using
Digital Atmosphere Software
 
Plots Updated Twice Daily

Jet Stream

500mb Pressure & Winds

 

 Stability Indices

Total Totals Index
 

TT

Indication

<43

Thunderstorms unlikely

44

Isolated-few Thunderstorms

46

Scattered Thunderstorms

48

Scattered Thunderstorms, Isolated Severe

50

Scattered Thunderstorms, Few Severe, Isolated Tornadoes

52

Scattered-Numerous T'Storms, Few Sct Severe, Few Tornadoes

56

Numerous T'Storms, Sct Severe, Sct Tornadoes

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