956  
UXUS97 KSLC 151304  
SRGSLC  
 
SOARING FORECAST  
NATIONAL WEATHER SERVICE SALT LAKE CITY, UTAH  
0703 MDT SUNDAY, SEPTEMBER 15, 2019  
 
THIS FORECAST IS FOR SUNDAY, SEPTEMBER 15, 2019:  
 
IF THE TRIGGER TEMPERATURE OF 88.8 F/31.5 C IS REACHED...THEN  
THERMAL SOARING INDEX....................... EXCELLENT  
MAXIMUM RATE OF LIFT........................ 1498 FT/MIN (7.6 M/S)  
MAXIMUM HEIGHT OF THERMALS.................. 19264 FT MSL (15038 FT AGL)  
 
FORECAST MAXIMUM TEMPERATURE................... 93.0 F/34.3 C  
TIME OF TRIGGER TEMPERATURE.................... 1500 MDT  
TIME OF OVERDEVELOPMENT........................ NONE  
MIDDLE/HIGH CLOUDS DURING SOARING WINDOW....... NONE  
SURFACE WINDS DURING SOARING WINDOW............ 20 MPH OR LESS  
HEIGHT OF THE -3 THERMAL INDEX................. 7602 FT MSL (3377 FT AGL)  
THERMAL SOARING OUTLOOK FOR MONDAY 09/16....... FAIR  
 
WAVE SOARING INDEX............................. NOT AVAILABLE  
 
REMARKS...  
 
SUNRISE/SUNSET.................... 07:08:31 / 19:37:36 MDT  
TOTAL POSSIBLE SUNSHINE........... 12 HR 29 MIN 5 SEC (749 MIN 5 SEC)  
ALTITUDE OF SUN AT 13:23:04 MDT... 51.80 DEGREES  
 
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 09/15/2019 AT 0600 MDT  
 
FREEZING LEVEL.................. 15154 FT MSL (10928 FT AGL)  
CONVECTIVE CONDENSATION LEVEL... 19174 FT MSL (14948 FT AGL)  
LIFTED CONDENSATION LEVEL....... 19296 FT MSL (15071 FT AGL)  
LIFTED INDEX.................... +0.7  
K INDEX......................... +8.9  
 
HEIGHT TEMPERATURE WIND WIND SPD LAPSE RATE CONVECTIONT THERMAL LIFT RATE  
FT MSL DEG C DEG F DIR KT M/S C/KM F/KFT DEG C DEG F INDEX FPM M/S  
--------------------------------------------------------------------------------  
5000 23.8 74.8 150 14 7 -7.3 -4.0 26.7 80.0 -7.9 22 0.1  
6000 24.4 75.9 175 28 15 2.9 1.6 30.2 86.4 -4.2 33 0.2  
7000 21.9 71.4 185 25 13 6.3 3.5 30.6 87.0 -3.8 138 0.7  
8000 20.1 68.2 210 13 7 6.1 3.3 31.7 89.1 -2.6 220 1.1  
9000 17.9 64.2 220 15 8 8.9 4.9 32.3 90.2 -1.9 318 1.6  
10000 15.2 59.4 230 21 11 8.9 4.9 32.6 90.7 -1.7 428 2.2  
12000 8.9 48.0 225 20 10 9.5 5.2 32.9 91.2 -1.3 683 3.5  
14000 3.2 37.8 225 16 8 9.7 5.3 33.0 91.4 -1.2 914 4.6  
16000 -2.6 27.3 225 15 8 9.7 5.3 33.1 91.6 -1.0 1146 5.8  
18000 -8.4 16.9 230 10 5 7.2 3.9 33.1 91.6 -1.0 1378 7.0  
20000 -12.3 9.9 230 19 10 4.2 2.3 35.0 95.1 0.9 M M  
22000 -16.2 2.8 225 20 11 4.5 2.5 37.3 99.1 2.8 M M  
24000 -19.5 -3.1 220 26 13 8.2 4.5 40.4 104.7 5.2 M M  
26000 -24.6 -12.3 230 32 16 7.7 4.2 41.4 106.5 5.9 M M  
 
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *  
 
09/15/2019 AT 0900 MDT | 09/15/2019 AT 1200 MDT  
|  
CAPE... 0.0 LI... +1.4 | CAPE... 0.0 LI... +3.5  
CINH... -0.4 K INDEX... +17.2 | CINH... -0.6 K INDEX... +7.7  
|  
HEIGHT TEMPERATURE WND WNDSPD LAPSE RATE | TEMPERATURE WND WNDSPD LAPSE RATE  
FT MSL DEG C DEG F DIR KT M/S C/KM F/KFT | DEG C DEG F DIR KT M/S C/KM F/KFT  
--------------------------------------------------------------------------------  
5000 21.8 71.2 160 5 3 -25.3 -13.9 | 28.2 82.8 185 6 3 51.6 28.3  
6000 22.2 72.0 170 10 5 4.7 2.6 | 23.3 73.9 195 10 5 8.8 4.8  
7000 20.7 69.3 185 11 6 6.9 3.8 | 20.4 68.7 195 11 6 10.4 5.7  
8000 18.6 65.5 195 12 6 7.7 4.2 | 17.7 63.9 200 11 6 8.7 4.7  
9000 15.8 60.4 200 13 7 7.5 4.1 | 14.8 58.6 205 12 6 7.5 4.1  
10000 13.0 55.4 200 14 7 9.4 5.2 | 12.3 54.1 205 13 7 9.2 5.1  
12000 7.4 45.3 205 14 7 9.4 5.1 | 7.0 44.6 200 15 8 9.2 5.0  
14000 1.8 35.2 205 13 7 9.5 5.2 | 2.0 35.6 205 16 8 8.3 4.6  
16000 -3.2 26.2 215 11 5 8.3 4.5 | -2.8 27.0 205 15 8 7.3 4.0  
18000 -7.6 18.3 225 9 5 6.5 3.6 | -7.0 19.4 210 13 7 7.2 3.9  
20000 -11.0 12.2 230 11 6 6.2 3.4 | -11.2 11.8 215 13 7 7.0 3.8  
22000 -15.3 4.5 230 11 6 8.2 4.5 | -15.9 3.4 215 13 7 6.8 3.7  
24000 -20.1 -4.2 235 11 6 8.0 4.4 | -20.0 -4.0 215 14 7 6.8 3.7  
26000 -24.8 -12.6 235 12 6 7.8 4.3 | -24.3 -11.7 220 14 7 7.3 4.0  
 
09/15/2019 AT 1500 MDT | 09/15/2019 AT 1800 MDT  
|  
CAPE... 0.0 LI... +2.3 | CAPE... 0.0 LI... +1.6  
CINH... 0.0 K INDEX... +12.7 | CINH... 0.0 K INDEX... +14.2  
|  
HEIGHT TEMPERATURE WND WNDSPD LAPSE RATE | TEMPERATURE WND WNDSPD LAPSE RATE  
FT MSL DEG C DEG F DIR KT M/S C/KM F/KFT | DEG C DEG F DIR KT M/S C/KM F/KFT  
--------------------------------------------------------------------------------  
5000 28.6 83.5 215 9 4 30.6 16.8 | 28.9 84.0 200 4 2 8.6 4.7  
6000 25.2 77.4 215 11 6 9.4 5.1 | 26.0 78.8 205 9 4 8.8 4.8  
7000 22.3 72.1 210 11 6 9.4 5.2 | 23.0 73.4 210 10 5 9.0 4.9  
8000 19.3 66.7 210 12 6 8.5 4.6 | 20.1 68.2 210 10 5 8.0 4.4  
9000 16.3 61.3 210 12 6 7.3 4.0 | 16.9 62.4 210 11 6 5.9 3.3  
10000 13.5 56.3 210 13 7 9.8 5.4 | 14.2 57.6 215 11 6 8.0 4.4  
12000 7.7 45.9 205 14 7 9.7 5.3 | 8.5 47.3 215 12 6 9.8 5.4  
14000 2.1 35.8 205 14 7 9.3 5.1 | 2.6 36.7 215 13 7 9.7 5.3  
16000 -3.1 26.4 205 14 7 7.5 4.1 | -3.0 26.6 215 14 7 8.6 4.7  
18000 -7.2 19.0 215 14 7 6.6 3.6 | -7.5 18.5 210 14 7 6.7 3.7  
20000 -11.1 12.0 215 14 7 6.6 3.6 | -11.2 11.8 215 14 7 6.9 3.8  
22000 -15.4 4.3 220 15 8 5.9 3.2 | -15.7 3.7 225 15 8 5.9 3.3  
24000 -19.0 -2.2 225 16 8 6.0 3.3 | -19.3 -2.7 230 16 8 6.0 3.3  
26000 -23.5 -10.3 225 15 8 8.3 4.5 | -23.6 -10.5 230 16 8 7.6 4.2  
 
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