SOARING FORECAST FOR SEATTLE, WA DATE...4/5/2026...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 | 5.3 | 76 | 70 5000 FT ASL | 7.1 | 79 | 97 6000 FT ASL | 8.6 | 82 | 129 7000 FT ASL | 9.4 | 84 | 177 8000 FT ASL | 10.0 | 86 | 238 9000 FT ASL | 10.5 | 87 | 295 10000 FT ASL | 10.7 | 87 | 355 11000 FT ASL | 11.1 | 88 | 415 12000 FT ASL | 11.5 | 89 | 474 13000 FT ASL | 11.9 | 91 | 537 14000 FT ASL | 12.4 | 92 | 594 15000 FT ASL | 12.9 | 93 | 648 HEIGHT OF THE -3 THERMAL INDEX....1755 TOP OF THE LIFT............2411 SEATTLE, WA MAX TEMPERATURE FORECAST.........66 DEGREES F FIRST USABLE LIFT..........72 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 111 5 #### 175 5 5000 137 2 #### 178 7 6000 180 3 #### 191 7 7000 188 5 #### 199 8 8000 192 6 #### 208 9 9000 196 7 #### 214 9 10000 201 7 #### 219 10 11000 212 7 #### 225 10 12000 223 7 #### 232 11 13000 231 7 #### 239 12 14000 234 8 #### 243 13 15000 235 10 #### 239 13 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.