651
UXUS97 KSLC 311228
SRGSLC
SOARING FORECAST
NATIONAL WEATHER SERVICE SALT LAKE CITY, UTAH
528 AM MST WEDNESDAY, DECEMBER 31, 2025
THIS FORECAST IS FOR WEDNESDAY, DECEMBER 31, 2025:
IF THE TRIGGER TEMPERATURE OF 54.2 F/12.4 C IS REACHED...THEN
THERMAL SOARING INDEX....................... POOR
MAXIMUM RATE OF LIFT........................ 53 FT/MIN (0.3 M/S)
MAXIMUM HEIGHT OF THERMALS.................. 5164 FT MSL (239 FT AGL)
FORECAST MAXIMUM TEMPERATURE................... 40.0 F/4.9 C
TIME OF TRIGGER TEMPERATURE.................... NONE
TIME OF OVERDEVELOPMENT........................ 1700 MST
MIDDLE/HIGH CLOUDS DURING SOARING WINDOW....... NONE
SURFACE WINDS DURING SOARING WINDOW............ 20 MPH OR LESS
HEIGHT OF THE -3 THERMAL INDEX................. NONE
THERMAL SOARING OUTLOOK FOR THURSDAY 01/01..... POOR
WAVE SOARING INDEX............................. NOT AVAILABLE
REMARKS...
SUNRISE/SUNSET.................... 07:51:58 / 17:10:08 MST
TOTAL POSSIBLE SUNSHINE........... 9 HR 18 MIN 10 SEC (558 MIN 10 SEC)
ALTITUDE OF SUN AT 12:31:03 MST... 25.79 DEGREES
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 12/31/2025 AT 0500 MST
FREEZING LEVEL.................. 9324 FT MSL (4399 FT AGL)
CONVECTIVE CONDENSATION LEVEL... 12408 FT MSL (7483 FT AGL)
LIFTED CONDENSATION LEVEL....... 6369 FT MSL (1444 FT AGL)
LIFTED INDEX.................... +15.3
K INDEX......................... +19.8
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 -27.1 -16.8 225 28 14 6.8 3.7 38.9 101.9 27.0 M M
24000 -23.0 -9.4 225 29 15 6.7 3.7 36.8 98.2 25.9 M M
22000 -19.1 -2.4 225 26 14 6.7 3.7 34.4 94.0 24.5 M M
20000 -14.9 5.2 220 24 13 6.4 3.5 31.8 89.2 22.8 M M
18000 -11.3 11.7 220 25 13 5.6 3.1 29.3 84.7 21.1 M M
16000 -8.2 17.2 225 25 13 5.5 3.0 26.3 79.3 18.8 M M
14000 -5.1 22.8 225 26 13 5.0 2.8 23.4 74.0 16.5 M M
12000 -2.5 27.5 225 26 14 4.2 2.3 20.0 68.0 13.6 M M
10000 -0.5 31.1 215 22 11 2.5 1.4 15.9 60.7 10.0 M M
9000 0.2 32.4 205 19 10 2.9 1.6 13.7 56.7 8.0 M M
8000 1.1 34.0 190 17 9 4.4 2.4 11.5 52.7 5.9 M M
7000 2.5 36.5 175 15 8 5.1 2.8 9.3 48.7 3.8 M M
6000 3.8 38.8 165 12 6 4.4 2.4 7.6 45.7 2.3 M M
5000 3.5 38.3 145 5 3 -7.4 -4.1 4.3 39.7 -0.9 53 0.3
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *
12/31/2025 AT 0800 MST | 12/31/2025 AT 1100 MST
|
CAPE... 0.0 LI... +7.2 | CAPE... 0.0 LI... +7.2
CINH... -0.0 K INDEX... -2.7 | CINH... -0.1 K INDEX... -8.2
|
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
--------------------------------------------------------------------------------
26000 -29.2 -20.6 270 28 15 7.8 4.3 | -28.0 -18.4 270 33 17 7.1 3.9
24000 -24.6 -12.3 270 26 13 6.4 3.5 | -23.8 -10.8 265 26 13 6.6 3.6
22000 -20.2 -4.4 265 17 9 6.4 3.5 | -19.8 -3.6 260 20 10 6.7 3.7
20000 -15.4 4.3 270 14 7 8.2 4.5 | -15.6 3.9 250 15 8 7.1 3.9
18000 -10.6 12.9 280 12 6 7.9 4.3 | -10.5 13.1 245 11 6 7.9 4.3
16000 -6.4 20.5 285 9 5 6.5 3.6 | -6.2 20.8 245 9 4 6.8 3.7
14000 -2.7 27.1 290 5 3 6.0 3.3 | -2.5 27.5 235 6 3 6.0 3.3
12000 0.6 33.1 280 3 2 5.2 2.8 | 0.8 33.4 225 5 3 5.2 2.9
10000 3.6 38.5 250 4 2 4.1 2.2 | 3.7 38.7 220 5 3 4.0 2.2
9000 4.7 40.5 240 3 2 2.5 1.4 | 4.9 40.8 215 4 2 2.6 1.4
8000 5.2 41.4 205 3 1 1.1 0.6 | 5.6 42.1 200 5 2 2.1 1.1
7000 4.7 40.5 170 3 2 -1.1 -0.6 | 5.4 41.7 190 5 2 -0.2 -0.1
6000 3.3 37.9 150 3 1 -4.0 -2.2 | 4.0 39.2 185 2 1 -3.7 -2.0
5000 2.3 36.1 100 3 2 2.1 1.1 | 3.5 38.3 325 1 1 19.3 10.6
12/31/2025 AT 1400 MST | 12/31/2025 AT 1700 MST
|
CAPE... 0.0 LI... +7.4 | CAPE... 0.0 LI... +8.1
CINH... -0.2 K INDEX... -18.8 | CINH... -0.0 K INDEX... -18.4
|
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 -27.3 -17.1 275 34 17 6.5 3.6 | -26.7 -16.1 270 29 15 7.5 4.1
24000 -23.4 -10.1 270 27 14 6.0 3.3 | -22.3 -8.1 270 27 14 5.8 3.2
22000 -19.4 -2.9 255 22 11 6.0 3.3 | -18.7 -1.7 260 25 13 6.0 3.3
20000 -15.2 4.6 245 19 10 7.0 3.9 | -14.6 5.7 255 23 12 6.3 3.5
18000 -10.8 12.6 235 16 8 7.2 4.0 | -10.6 12.9 255 20 10 7.4 4.1
16000 -6.6 20.1 230 14 7 7.0 3.8 | -6.3 20.7 245 16 8 6.6 3.6
14000 -2.6 27.3 230 11 6 6.3 3.4 | -2.4 27.7 235 13 7 5.7 3.1
12000 0.9 33.6 220 9 5 5.3 2.9 | 1.0 33.8 225 11 6 5.4 3.0
10000 3.8 38.8 210 7 4 4.1 2.2 | 4.0 39.2 205 9 5 4.7 2.6
9000 5.1 41.2 200 7 3 3.2 1.7 | 5.4 41.7 195 8 4 3.9 2.1
8000 6.0 42.8 185 7 4 2.4 1.3 | 6.6 43.9 185 8 4 1.9 1.0
7000 6.0 42.8 180 6 3 -0.6 -0.3 | 6.9 44.4 175 7 4 0.6 0.3
6000 4.8 40.6 165 3 1 -2.2 -1.2 | 6.3 43.3 150 3 2 -0.2 -0.1
5000 5.2 41.4 350 1 0 17.5 9.6 | 5.5 41.9 035 2 1 7.5 4.1
________________________________________________________________________________
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
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