SOARING FORECAST FOR HILLSBORO, OR DATE...4/28/2026...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 | -2.0 | 53 | 148 5000 FT ASL | 2.5 | 62 | 111 6000 FT ASL | 5.9 | 68 | 98 7000 FT ASL | 7.0 | 71 | 140 8000 FT ASL | 8.3 | 73 | 184 9000 FT ASL | 9.4 | 76 | 228 10000 FT ASL | 10.5 | 78 | 270 11000 FT ASL | 11.2 | 80 | 319 12000 FT ASL | 12.2 | 82 | 363 13000 FT ASL | 13.3 | 84 | 411 14000 FT ASL | 14.2 | 87 | 456 15000 FT ASL | 15.0 | 89 | 503 HEIGHT OF THE -3 THERMAL INDEX....3313 TOP OF THE LIFT............4789 HILLSBORO, OR MAX TEMPERATURE FORECAST.........57 DEGREES F FIRST USABLE LIFT..........51 DEGREES F HEIGHT OF FIRST USABLE LIFT..........3231 FT ASL GREAT BASIN SOARING INDEX (max lift)...146 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 224 10 #### 322 5 5000 264 9 #### 296 7 6000 280 9 #### 292 8 7000 280 10 #### 286 8 8000 284 10 #### 276 8 9000 291 10 #### 274 9 10000 297 11 #### 281 11 11000 301 11 #### 277 13 12000 304 13 #### 293 14 13000 308 13 #### 313 16 14000 312 14 #### 323 19 15000 314 15 #### 328 22 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.