SOARING FORECAST FOR GREAT FALLS, MT 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 | -9.6 | 54 | 217 5000 FT ASL | -8.8 | 55 | 269 6000 FT ASL | -7.4 | 57 | 309 7000 FT ASL | -5.8 | 60 | 342 8000 FT ASL | -5.1 | 61 | 401 9000 FT ASL | -4.8 | 62 | 469 10000 FT ASL | -4.2 | 63 | 525 11000 FT ASL | -3.3 | 65 | 575 12000 FT ASL | -2.3 | 67 | 621 13000 FT ASL | -0.9 | 69 | 666 14000 FT ASL | 0.6 | 72 | 702 15000 FT ASL | 1.9 | 75 | 741 HEIGHT OF THE -3 THERMAL INDEX....11269 TOP OF THE LIFT............13730 GREAT FALLS, MT MAX TEMPERATURE FORECAST.........71 DEGREES F FIRST USABLE LIFT..........59 DEGREES F HEIGHT OF FIRST USABLE LIFT..........6676 FT ASL GREAT BASIN SOARING INDEX (max lift)...690 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 252 0 #### 269 0 5000 273 0 #### 270 0 6000 293 0 #### 271 0 7000 312 0 #### 271 0 8000 316 0 #### 272 0 9000 312 0 #### 272 0 10000 305 0 #### 273 0 11000 307 0 #### 274 0 12000 308 0 #### 265 0 13000 304 0 #### 267 0 14000 303 0 #### 276 0 15000 305 0 #### 281 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.