SOARING FORECAST FOR GREAT FALLS, MT 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 | -5.6 | 41 | 115 5000 FT ASL | -2.6 | 46 | 115 6000 FT ASL | -1.4 | 48 | 158 7000 FT ASL | -0.7 | 50 | 211 8000 FT ASL | -0.1 | 51 | 274 9000 FT ASL | 0.2 | 51 | 337 10000 FT ASL | 1.4 | 54 | 382 11000 FT ASL | 2.3 | 55 | 430 12000 FT ASL | 2.8 | 57 | 485 13000 FT ASL | 3.6 | 58 | 542 14000 FT ASL | 4.2 | 59 | 599 15000 FT ASL | 4.9 | 61 | 649 HEIGHT OF THE -3 THERMAL INDEX....4789 TOP OF THE LIFT............8152 GREAT FALLS, MT MAX TEMPERATURE FORECAST.........51 DEGREES F FIRST USABLE LIFT..........49 DEGREES F HEIGHT OF FIRST USABLE LIFT..........6676 FT ASL GREAT BASIN SOARING INDEX (max lift)...278 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 229 27 #### 235 15 5000 254 27 #### 243 19 6000 259 24 #### 251 22 7000 269 25 #### 265 24 8000 268 21 #### 270 23 9000 264 21 #### 272 23 10000 270 26 #### 271 24 11000 272 28 #### 263 25 12000 271 29 #### 256 29 13000 270 30 #### 258 31 14000 269 30 #### 247 29 15000 267 30 #### 253 28 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.