Soaring Guidance
Issued by NWS Salt Lake City, UT
Issued by NWS Salt Lake City, UT
682
UXUS97 KSLC 061227
SRGSLC
Soaring Forecast
National Weather Service Salt Lake City, Utah
527 AM MST Saturday, December 6, 2025
This forecast is for Saturday, December 6, 2025:
If the trigger temperature of 42.5 F/5.8 C is reached...then
Thermal Soaring Index....................... Fair
Maximum rate of lift........................ 379 ft/min (1.9 m/s)
Maximum height of thermals.................. 10330 ft MSL (5403 ft AGL)
Forecast maximum temperature................... 46.0 F/8.2 C
Time of trigger temperature.................... 0945 MST
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................. 8030 ft MSL (3104 ft AGL)
Thermal soaring outlook for Sunday 12/07....... Fair
Wave Soaring Index............................. Not available
Remarks...
Sunrise/Sunset.................... 07:38:05 / 17:00:05 MST
Total possible sunshine........... 9 hr 22 min 0 sec (562 min 0 sec)
Altitude of sun at 12:19:05 MST... 26.49 degrees
Upper air data from rawinsonde observation taken on 12/06/2025 at 0500 MST
Freezing level.................. 4982 ft MSL (55 ft AGL)
Additional freezing level....... 6085 ft MSL (1158 ft AGL)
Convective condensation level... 10216 ft MSL (5289 ft AGL)
Lifted condensation level....... 10347 ft MSL (5420 ft AGL)
Lifted index.................... +12.2
K index......................... -18.7
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
--------------------------------------------------------------------------------
26000 -32.8 -27.0 315 84 43 7.6 4.2 33.3 92.0 20.0 M M
24000 -28.3 -18.9 315 79 41 7.8 4.3 31.8 89.2 19.2 M M
22000 -24.5 -12.1 315 70 36 5.5 3.0 28.3 83.0 16.8 M M
20000 -21.3 -6.3 305 60 31 5.3 2.9 25.2 77.3 14.6 M M
18000 -17.6 0.3 305 52 27 8.0 4.4 22.7 72.8 12.8 M M
16000 -13.4 7.9 310 49 25 6.8 3.7 20.7 69.3 11.4 M M
14000 -10.0 14.0 310 42 22 3.2 1.7 18.0 64.4 9.2 M M
12000 -9.6 14.7 300 33 17 0.9 0.5 12.2 54.0 4.0 M M
10000 -8.1 17.4 295 24 12 5.1 2.8 7.7 45.9 -0.4 363 1.8
9000 -6.5 20.3 290 18 9 6.1 3.3 6.5 43.6 -1.7 283 1.4
8000 -4.2 24.4 290 11 5 7.1 3.9 5.1 41.1 -3.1 180 0.9
7000 -1.9 28.6 265 5 3 7.5 4.1 4.5 40.0 -3.8 81 0.4
6000 0.3 32.5 190 4 2 5.7 3.1 3.8 38.9 -4.5 M M
5000 -0.3 31.5 150 5 2 -44.3 -24.3 0.3 32.5 -8.1 M M
* * * * * * Numerical weather prediction model forecast data valid * * * * * *
12/06/2025 at 0800 MST | 12/06/2025 at 1100 MST
|
CAPE... +51.8 LI... +2.4 | CAPE... +77.7 LI... +1.7
CINH... -16.3 K Index... +15.1 | CINH... -3.6 K Index... +3.5
|
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
--------------------------------------------------------------------------------
26000 -34.7 -30.5 300 95 49 5.8 3.2 | -34.0 -29.2 310 93 48 6.7 3.7
24000 -31.2 -24.2 300 93 48 5.8 3.2 | -29.9 -21.8 310 90 46 6.8 3.7
22000 -28.1 -18.6 295 87 45 5.2 2.8 | -27.0 -16.6 310 82 42 4.4 2.4
20000 -24.9 -12.8 295 79 41 5.8 3.2 | -25.0 -13.0 310 72 37 1.3 0.7
18000 -21.1 -6.0 300 66 34 5.4 2.9 | -23.6 -10.5 310 57 29 5.9 3.2
16000 -17.9 -0.2 300 52 27 5.5 3.0 | -19.6 -3.3 310 48 25 7.5 4.1
14000 -14.5 5.9 300 44 22 5.9 3.3 | -15.3 4.5 310 42 22 6.7 3.7
12000 -10.9 12.4 300 39 20 6.5 3.6 | -11.6 11.1 305 35 18 6.2 3.4
10000 -6.6 20.1 300 38 19 7.3 4.0 | -7.8 18.0 305 29 15 6.5 3.6
9000 -4.4 24.1 305 38 20 9.4 5.1 | -5.6 21.9 305 28 14 9.4 5.2
8000 -2.0 28.4 305 37 19 8.8 4.8 | -3.2 26.2 305 27 14 8.0 4.4
7000 0.5 32.9 300 32 17 7.1 3.9 | -0.6 30.9 305 24 12 8.4 4.6
6000 2.8 37.0 300 26 13 5.3 2.9 | 1.7 35.1 300 19 10 6.8 3.8
5000 3.7 38.7 290 12 6 -8.2 -4.5 | 5.1 41.2 285 9 5 31.8 17.5
12/06/2025 at 1400 MST | 12/06/2025 at 1700 MST
|
CAPE... +75.0 LI... +3.8 | CAPE... +32.0 LI... +5.8
CINH... -0.6 K Index... +2.9 | CINH... -9.2 K Index... -0.0
|
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
--------------------------------------------------------------------------------
26000 -35.4 -31.7 310 91 47 7.1 3.9 | -34.4 -29.9 315 93 48 6.0 3.3
24000 -31.1 -24.0 310 84 43 7.1 3.9 | -30.8 -23.4 315 79 41 6.0 3.3
22000 -26.4 -15.5 310 79 41 6.9 3.8 | -26.6 -15.9 310 70 36 6.3 3.5
20000 -23.6 -10.5 310 71 37 2.2 1.2 | -23.2 -9.8 310 63 32 4.8 2.6
18000 -22.2 -8.0 315 60 31 2.9 1.6 | -20.6 -5.1 310 56 29 2.3 1.3
16000 -19.6 -3.3 310 48 25 6.1 3.4 | -18.7 -1.7 305 47 24 4.6 2.5
14000 -15.4 4.3 305 42 22 7.4 4.1 | -15.3 4.5 300 41 21 6.4 3.5
12000 -11.8 10.8 300 33 17 5.8 3.2 | -11.6 11.1 295 36 18 6.1 3.4
10000 -8.3 17.1 300 26 13 6.8 3.8 | -8.1 17.4 295 27 14 6.6 3.6
9000 -6.0 21.2 295 24 12 9.5 5.2 | -5.8 21.6 290 22 12 9.4 5.1
8000 -3.4 25.9 290 22 11 8.3 4.6 | -3.3 26.1 290 20 10 8.2 4.5
7000 -0.7 30.7 290 20 10 9.3 5.1 | -0.6 30.9 295 17 9 8.9 4.9
6000 1.8 35.2 290 17 9 8.8 4.8 | 2.0 35.6 295 13 7 7.2 4.0
5000 5.8 42.4 290 9 5 36.5 20.0 | 3.6 38.5 280 3 1 -20.9 -11.5
________________________________________________________________________________
This product is issued once per day by approximately 0600 MST/0700 MDT
(1300 UTC). This product is not continuously monitored nor updated after
the initial issuance.
The information contained herein is based on the 1200 UTC rawinsonde observation
at the Salt Lake City, Utah International Airport and/or numerical weather
prediction model data representative of the airport. These data may not be
representative of other areas along the Wasatch Front. Erroneous data such as
these should not be used.
The content and format of this report as well as the issuance times are subject
to change without prior notice.
042025