SOARING FORECAST FOR GREAT FALLS, MT DATE...9/16/2026...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 | -5.3 | 49 | 161 5000 FT ASL | -3.0 | 54 | 180 6000 FT ASL | 1.5 | 62 | 143 7000 FT ASL | 4.1 | 67 | 150 8000 FT ASL | 5.5 | 69 | 192 9000 FT ASL | 7.1 | 72 | 223 10000 FT ASL | 7.4 | 73 | 282 11000 FT ASL | 7.9 | 74 | 340 12000 FT ASL | 8.8 | 76 | 386 13000 FT ASL | 10.0 | 79 | 430 14000 FT ASL | 10.5 | 80 | 488 15000 FT ASL | 10.9 | 81 | 547 HEIGHT OF THE -3 THERMAL INDEX....4954 TOP OF THE LIFT............5774 GREAT FALLS, MT MAX TEMPERATURE FORECAST.........59 DEGREES F FIRST USABLE LIFT..........66 DEGREES F HEIGHT OF FIRST USABLE LIFT..........6676 FT ASL GREAT BASIN SOARING INDEX (max lift)...0 FT/MIN UPPER LEVEL WINDS - Height (Feet Above MSL) | Direction | Speed (knots) Morning #### Afternoon 4000 337 10 #### 052 4 5000 313 7 #### 045 4 6000 320 11 #### 055 8 7000 323 7 #### 083 6 8000 312 6 #### 186 2 9000 289 7 #### 216 6 10000 284 8 #### 229 10 11000 252 8 #### 237 12 12000 239 14 #### 246 14 13000 248 21 #### 251 18 14000 250 26 #### 252 21 15000 249 28 #### 251 23 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.