SOARING FORECAST FOR SEATTLE, WA DATE...10/28/2026...12Z (Based on model generated sounding profile) THERMAL INDEX (TI), TEMPERATURE of CONVECTION (TOC) and POTENTIAL LIFT at each level HEIGHT | TI | TOC | POTENTIAL LIFT 4000 FT ASL | 1.6 | 56 | 92 5000 FT ASL | 2.6 | 58 | 137 6000 FT ASL | 3.6 | 60 | 185 7000 FT ASL | 4.3 | 61 | 237 8000 FT ASL | 5.3 | 63 | 290 9000 FT ASL | 5.7 | 64 | 348 10000 FT ASL | 6.2 | 65 | 405 11000 FT ASL | 6.9 | 67 | 458 12000 FT ASL | 7.5 | 68 | 514 13000 FT ASL | 8.0 | 70 | 576 14000 FT ASL | 8.3 | 71 | 635 15000 FT ASL | 8.9 | 72 | 689 HEIGHT OF THE -3 THERMAL INDEX....NONE TOP OF THE LIFT............2329 SEATTLE, WA MAX TEMPERATURE FORECAST.........53 DEGREES F FIRST USABLE LIFT..........54 DEGREES F HEIGHT OF FIRST USABLE LIFT..........3231 FT ASL GREAT BASIN SOARING INDEX (max lift)...0 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 254 24 #### 243 16 5000 257 24 #### 248 16 6000 258 25 #### 252 16 7000 261 28 #### 253 17 8000 260 30 #### 253 18 9000 257 31 #### 253 19 10000 253 34 #### 253 20 11000 251 37 #### 251 21 12000 250 37 #### 249 21 13000 249 36 #### 237 22 14000 249 35 #### 230 24 15000 250 36 #### 231 24 IT IS EMPHASIZED...THIS EXPERIMENTAL SOARING FORECAST INFORMATION IS NOT CONTINUOUSLY MONITORED. THIS INFORMATION IS VALID ONLY FOR THE INDICATED SITE AREA AND FREQUENTLY WILL NOT APPLY TO OTHER AREAS IN THE REGION.