SOARING FORECAST FOR SEATTLE, WA DATE...6/11/2026...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 | -3.9 | 64 | 191 5000 FT ASL | -2.9 | 66 | 238 6000 FT ASL | -0.9 | 69 | 262 7000 FT ASL | 2.7 | 76 | 245 8000 FT ASL | 6.1 | 83 | 239 9000 FT ASL | 7.4 | 86 | 276 10000 FT ASL | 9.0 | 89 | 309 11000 FT ASL | 10.4 | 92 | 343 12000 FT ASL | 11.8 | 95 | 378 13000 FT ASL | 13.1 | 98 | 418 14000 FT ASL | 14.3 | 101 | 457 15000 FT ASL | 15.5 | 104 | 493 HEIGHT OF THE -3 THERMAL INDEX....4954 TOP OF THE LIFT............6348 SEATTLE, WA MAX TEMPERATURE FORECAST.........71 DEGREES F FIRST USABLE LIFT..........62 DEGREES F HEIGHT OF FIRST USABLE LIFT..........3231 FT ASL GREAT BASIN SOARING INDEX (max lift)...263 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 322 0 #### 334 0 5000 329 0 #### 295 0 6000 330 0 #### 292 0 7000 300 0 #### 291 0 8000 276 0 #### 288 0 9000 280 0 #### 289 0 10000 287 0 #### 289 0 11000 289 0 #### 289 0 12000 291 0 #### 291 0 13000 291 0 #### 292 0 14000 291 0 #### 291 0 15000 291 0 #### 290 0 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.