SOARING FORECAST FOR GREAT FALLS, MT DATE...7/31/2026...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 | -12.2 | 74 | 352 5000 FT ASL | -6.8 | 84 | 296 6000 FT ASL | -4.5 | 88 | 313 7000 FT ASL | -3.7 | 89 | 365 8000 FT ASL | -3.1 | 90 | 428 9000 FT ASL | -2.9 | 90 | 496 10000 FT ASL | -2.9 | 90 | 566 11000 FT ASL | -2.7 | 91 | 634 12000 FT ASL | -2.2 | 92 | 692 13000 FT ASL | -1.0 | 94 | 742 14000 FT ASL | -0.2 | 96 | 794 15000 FT ASL | 0.4 | 97 | 848 HEIGHT OF THE -3 THERMAL INDEX....8480 TOP OF THE LIFT............14550 GREAT FALLS, MT MAX TEMPERATURE FORECAST.........96 DEGREES F FIRST USABLE LIFT..........89 DEGREES F HEIGHT OF FIRST USABLE LIFT..........6676 FT ASL GREAT BASIN SOARING INDEX (max lift)...821 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 220 18 #### 268 4 5000 255 17 #### 272 4 6000 267 17 #### 275 5 7000 263 19 #### 277 5 8000 266 16 #### 278 5 9000 262 15 #### 282 5 10000 255 15 #### 284 7 11000 255 16 #### 281 14 12000 261 16 #### 279 17 13000 264 16 #### 272 17 14000 266 15 #### 269 18 15000 273 16 #### 265 19 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.