SOARING FORECAST FOR SEATTLE, WA DATE...3/31/2025...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 | -0.7 | 52 | 155 5000 FT ASL | 0.2 | 53 | 204 6000 FT ASL | 1.7 | 56 | 238 7000 FT ASL | 3.1 | 59 | 275 8000 FT ASL | 4.5 | 62 | 318 9000 FT ASL | 5.4 | 64 | 365 10000 FT ASL | 6.6 | 66 | 406 11000 FT ASL | 7.4 | 68 | 454 12000 FT ASL | 8.1 | 70 | 507 13000 FT ASL | 8.4 | 71 | 572 14000 FT ASL | 8.7 | 71 | 633 15000 FT ASL | 9.2 | 73 | 692 HEIGHT OF THE -3 THERMAL INDEX....688 TOP OF THE LIFT............4789 SEATTLE, WA MAX TEMPERATURE FORECAST.........53 DEGREES F FIRST USABLE LIFT..........50 DEGREES F HEIGHT OF FIRST USABLE LIFT..........3231 FT ASL GREAT BASIN SOARING INDEX (max lift)...191 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 220 20 #### 233 12 5000 216 21 #### 222 12 6000 213 21 #### 231 13 7000 210 20 #### 244 12 8000 202 19 #### 257 9 9000 193 17 #### 268 6 10000 188 15 #### 279 5 11000 185 15 #### 280 4 12000 180 15 #### 265 4 13000 174 16 #### 247 4 14000 182 19 #### 233 5 15000 186 22 #### 221 6 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.