Soaring Guidance
Issued by NWS Salt Lake City, UT
Issued by NWS Salt Lake City, UT
435
UXUS97 KSLC 301228
SRGSLC
Soaring Forecast
National Weather Service Salt Lake City, Utah
628 AM MDT Saturday, August 30, 2025
This forecast is for Saturday, August 30, 2025:
If the trigger temperature of 80.0 F/26.7 C is reached...then
Thermal Soaring Index....................... Excellent
Maximum rate of lift........................ 917 ft/min (4.7 m/s)
Maximum height of thermals.................. 14900 ft MSL (9973 ft AGL)
Forecast maximum temperature................... 84.0 F/29.3 C
Time of trigger temperature.................... 1230 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................. 7680 ft MSL (2753 ft AGL)
Thermal soaring outlook for Sunday 08/31....... Excellent
Wave Soaring Index............................. Not available
Remarks...
Sunrise/Sunset.................... 06:53:29 / 20:03:07 MDT
Total possible sunshine........... 13 hr 9 min 38 sec (789 min 38 sec)
Altitude of sun at 13:28:18 MDT... 57.31 degrees
Upper air data from rawinsonde observation taken on 08/30/2025 at 0600 MDT
Freezing level.................. 14476 ft MSL (9549 ft AGL)
Convective condensation level... 19836 ft MSL (14909 ft AGL)
Lifted condensation level....... 17390 ft MSL (12464 ft AGL)
Lifted index.................... +3.2
K index......................... +10.2
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 -23.4 -10.1 310 12 6 8.0 4.4 41.3 106.4 9.8 M M
24000 -18.9 -2.0 320 12 6 7.1 3.9 39.8 103.6 8.8 M M
22000 -14.1 6.6 325 11 6 7.4 4.1 37.7 99.9 7.3 M M
20000 -9.6 14.7 330 9 5 7.5 4.1 36.1 96.9 6.1 M M
18000 -6.2 20.8 345 4 2 5.0 2.7 33.2 91.8 3.7 M M
16000 -3.1 26.4 110 2 1 5.8 3.2 30.3 86.5 1.1 M M
14000 1.1 34.0 150 5 3 8.4 4.6 28.7 83.7 -0.6 828 4.2
12000 6.3 43.3 140 4 2 9.3 5.1 28.2 82.7 -1.3 615 3.1
10000 11.8 53.2 110 4 2 10.2 5.6 27.9 82.2 -1.6 390 2.0
9000 14.3 57.7 100 5 2 8.7 4.8 27.4 81.3 -2.1 287 1.5
8000 16.6 61.9 095 6 3 8.0 4.4 26.8 80.2 -2.7 187 1.0
7000 19.0 66.2 095 5 3 6.3 3.5 25.6 78.1 -3.9 78 0.4
6000 20.4 68.7 095 6 3 -0.3 -0.2 24.1 75.5 -5.5 7 0.0
5000 14.5 58.1 110 7 3 -99.0 -54.3 15.4 59.7 -14.4 155 0.8
* * * * * * Numerical weather prediction model forecast data valid * * * * * *
08/30/2025 at 0900 MDT | 08/30/2025 at 1200 MDT
|
CAPE... +15.0 LI... +0.1 | CAPE... +157.9 LI... -0.5
CINH... -23.9 K Index... +22.4 | CINH... -16.1 K Index... +21.1
|
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 -26.3 -15.3 305 26 13 6.7 3.7 | -25.5 -13.9 305 24 12 6.7 3.7
24000 -22.0 -7.6 310 22 11 7.8 4.3 | -21.4 -6.5 305 20 11 6.9 3.8
22000 -17.3 0.9 320 19 10 7.9 4.3 | -17.3 0.9 310 17 9 7.0 3.8
20000 -13.1 8.4 330 16 8 7.0 3.8 | -12.9 8.8 325 12 6 7.4 4.0
18000 -8.7 16.3 345 13 7 6.4 3.5 | -8.4 16.9 355 9 5 6.6 3.6
16000 -5.2 22.6 350 13 7 6.1 3.3 | -4.7 23.5 010 11 6 6.3 3.4
14000 -1.3 29.7 350 10 5 7.4 4.1 | -0.7 30.7 010 11 6 7.6 4.2
12000 3.6 38.5 355 8 4 9.2 5.1 | 4.0 39.2 005 8 4 8.8 4.8
10000 9.2 48.6 355 7 4 11.1 6.1 | 9.5 49.1 355 5 3 11.0 6.0
9000 11.6 52.9 355 6 3 8.5 4.7 | 11.9 53.4 340 4 2 8.4 4.6
8000 13.9 57.0 350 3 2 7.1 3.9 | 14.5 58.1 325 4 2 8.3 4.5
7000 15.8 60.4 345 1 0 7.0 3.8 | 16.9 62.4 310 4 2 9.4 5.2
6000 17.6 63.7 175 1 1 5.8 3.2 | 19.5 67.1 305 4 2 10.8 5.9
5000 20.2 68.4 150 2 1 19.5 10.7 | 22.3 72.1 305 5 2 11.8 6.5
08/30/2025 at 1500 MDT | 08/30/2025 at 1800 MDT
|
CAPE... +75.1 LI... -0.3 | CAPE... +10.3 LI... +0.2
CINH... -30.9 K Index... +17.0 | CINH... -24.1 K Index... +13.4
|
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 -24.4 -11.9 315 23 12 7.0 3.8 | -23.8 -10.8 320 25 13 6.8 3.7
24000 -20.5 -4.9 310 18 10 6.0 3.3 | -19.8 -3.6 320 19 10 6.2 3.4
22000 -16.9 1.6 305 14 7 6.1 3.4 | -16.1 3.0 315 12 6 6.2 3.4
20000 -12.6 9.3 315 9 5 7.2 4.0 | -11.8 10.8 310 7 4 6.5 3.6
18000 -7.9 17.8 340 4 2 6.8 3.7 | -7.4 18.7 310 3 2 7.3 4.0
16000 -3.9 25.0 045 4 2 7.3 4.0 | -3.1 26.4 115 1 0 7.4 4.1
14000 0.4 32.7 055 5 3 7.4 4.1 | 1.5 34.7 110 3 2 8.6 4.7
12000 5.1 41.2 025 6 3 8.6 4.7 | 6.3 43.3 070 4 2 8.2 4.5
10000 10.2 50.4 350 7 4 10.0 5.5 | 11.0 51.8 015 6 3 7.4 4.1
9000 12.8 55.0 340 8 4 8.7 4.8 | 13.5 56.3 355 8 4 8.4 4.6
8000 15.5 59.9 330 8 4 8.9 4.9 | 15.9 60.6 350 8 4 8.1 4.4
7000 18.1 64.6 325 9 4 10.5 5.8 | 18.4 65.1 335 9 4 9.0 4.9
6000 20.8 69.4 320 9 5 11.0 6.1 | 21.0 69.8 330 8 4 10.5 5.7
5000 23.7 74.7 320 9 4 13.0 7.1 | 25.6 78.1 325 7 4 47.4 26.0
________________________________________________________________________________
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