884
UXUS97 KSLC 251228
SRGSLC
SOARING FORECAST
NATIONAL WEATHER SERVICE SALT LAKE CITY, UTAH
528 AM MST THURSDAY, DECEMBER 25, 2025
THIS FORECAST IS FOR THURSDAY, DECEMBER 25, 2025:
IF THE TRIGGER TEMPERATURE OF 49.8 F/9.9 C IS REACHED...THEN
THERMAL SOARING INDEX....................... EXCELLENT
MAXIMUM RATE OF LIFT........................ 856 FT/MIN (4.4 M/S)
MAXIMUM HEIGHT OF THERMALS.................. 17263 FT MSL (12337 FT AGL)
FORECAST MAXIMUM TEMPERATURE................... 63.0 F/17.7 C
TIME OF TRIGGER TEMPERATURE.................... NONE
TIME OF OVERDEVELOPMENT........................ NONE
MIDDLE/HIGH CLOUDS DURING SOARING WINDOW....... BROKEN/OVERCAST THIN MIDDLE
SURFACE WINDS DURING SOARING WINDOW............ 20 MPH OR LESS
HEIGHT OF THE -3 THERMAL INDEX................. 12040 FT MSL (7114 FT AGL)
THERMAL SOARING OUTLOOK FOR FRIDAY 12/26....... POOR
WAVE SOARING INDEX............................. NOT AVAILABLE
REMARKS...
SUNRISE/SUNSET.................... 07:50:31 / 17:05:46 MST
TOTAL POSSIBLE SUNSHINE........... 9 HR 15 MIN 15 SEC (555 MIN 15 SEC)
ALTITUDE OF SUN AT 12:28:09 MST... 25.52 DEGREES
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 12/25/2025 AT 0500 MST
FREEZING LEVEL.................. 7777 FT MSL (2851 FT AGL)
CONVECTIVE CONDENSATION LEVEL... 11250 FT MSL (6324 FT AGL)
LIFTED CONDENSATION LEVEL....... 12982 FT MSL (8056 FT AGL)
LIFTED INDEX.................... +1.6
K INDEX......................... +16.1
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 -34.2 -29.6 240 107 55 6.5 3.6 31.8 89.3 11.4 M M
24000 -29.8 -21.6 240 97 50 6.8 3.7 29.2 84.5 9.5 M M
22000 -26.9 -16.4 245 83 43 4.6 2.5 25.5 77.9 6.7 M M
20000 -24.2 -11.6 245 66 34 4.3 2.3 21.7 71.0 3.7 M M
18000 -21.5 -6.7 240 47 24 6.8 3.7 18.2 64.8 0.7 M M
16000 -16.9 1.6 235 38 19 8.5 4.7 16.8 62.3 -0.6 924 4.7
14000 -11.9 10.6 235 36 19 8.2 4.5 15.9 60.7 -1.5 716 3.6
12000 -7.5 18.5 230 32 16 6.7 3.7 14.5 58.0 -3.0 525 2.7
10000 -4.0 24.8 220 34 17 5.2 2.8 12.0 53.7 -5.4 361 1.8
9000 -2.4 27.7 215 33 17 6.0 3.3 10.7 51.2 -6.8 284 1.4
8000 -0.2 31.6 200 31 16 5.4 2.9 9.3 48.7 -8.3 179 0.9
7000 1.2 34.2 185 29 15 6.3 3.5 7.8 46.0 -9.9 107 0.5
6000 3.3 37.9 175 23 12 8.0 4.4 7.0 44.5 -10.9 15 0.1
5000 5.6 42.1 165 14 7 9.1 5.0 6.3 43.4 -11.7 M M
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *
12/25/2025 AT 0800 MST | 12/25/2025 AT 1100 MST
|
CAPE... +94.4 LI... -0.6 | CAPE... +199.0 LI... -0.4
CINH... -16.8 K INDEX... +21.9 | CINH... -30.2 K INDEX... +6.7
|
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
--------------------------------------------------------------------------------
26000 -35.5 -31.9 220 79 40 8.1 4.4 | -38.7 -37.7 225 74 38 7.7 4.2
24000 -30.6 -23.1 220 70 36 8.2 4.5 | -34.2 -29.6 230 67 35 7.6 4.2
22000 -26.5 -15.7 220 64 33 6.8 3.7 | -29.1 -20.4 230 61 31 8.5 4.7
20000 -21.7 -7.1 220 58 30 7.4 4.1 | -23.3 -9.9 230 55 28 8.6 4.7
18000 -17.3 0.9 220 54 28 7.3 4.0 | -18.1 -0.6 230 50 26 8.6 4.7
16000 -13.4 7.9 215 53 27 6.6 3.6 | -13.3 8.1 230 50 26 7.5 4.1
14000 -9.4 15.1 215 50 26 7.2 3.9 | -9.1 15.6 225 49 25 6.5 3.6
12000 -5.3 22.5 220 52 27 6.9 3.8 | -5.6 21.9 220 47 24 5.8 3.2
10000 -1.4 29.5 220 42 22 6.7 3.7 | -2.2 28.0 215 38 20 6.4 3.5
9000 0.7 33.3 220 42 22 7.9 4.3 | -0.3 31.5 210 35 18 8.3 4.6
8000 2.8 37.0 220 39 20 8.1 4.4 | 1.9 35.4 205 30 16 8.1 4.5
7000 5.2 41.4 210 33 17 7.9 4.3 | 4.4 39.9 195 25 13 8.9 4.9
6000 7.7 45.9 205 27 14 6.4 3.5 | 7.1 44.8 190 21 11 8.8 4.8
5000 9.3 48.7 190 15 8 -2.9 -1.6 | 10.3 50.5 185 15 7 11.7 6.4
12/25/2025 AT 1400 MST | 12/25/2025 AT 1700 MST
|
CAPE... +85.7 LI... +0.2 | CAPE... +39.5 LI... +0.4
CINH... -22.3 K INDEX... +2.6 | CINH... -8.1 K INDEX... +12.8
|
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 -39.3 -38.7 230 75 39 8.0 4.4 | -37.9 -36.2 235 82 42 6.0 3.3
24000 -34.5 -30.1 230 70 36 8.0 4.4 | -34.3 -29.7 235 70 36 6.0 3.3
22000 -29.7 -21.5 230 63 33 8.1 4.4 | -30.0 -22.0 230 60 31 7.6 4.2
20000 -24.7 -12.5 235 57 29 8.4 4.6 | -25.4 -13.7 230 52 27 7.8 4.3
18000 -19.1 -2.4 230 51 26 8.3 4.6 | -20.2 -4.4 230 43 22 7.6 4.2
16000 -14.1 6.6 225 46 23 8.1 4.4 | -16.0 3.2 235 38 20 7.2 3.9
14000 -9.5 14.9 225 46 24 7.1 3.9 | -11.6 11.1 230 35 18 7.4 4.1
12000 -5.7 21.7 225 44 23 6.3 3.5 | -7.2 19.0 225 37 19 7.5 4.1
10000 -2.4 27.7 215 37 19 6.4 3.5 | -2.8 27.0 220 35 18 7.8 4.3
9000 -0.2 31.6 205 31 16 8.8 4.8 | -0.5 31.1 215 32 17 9.1 5.0
8000 2.4 36.3 200 28 14 9.5 5.2 | 2.2 36.0 210 30 15 9.5 5.2
7000 5.2 41.4 195 25 13 9.0 4.9 | 5.0 41.0 205 26 13 8.8 4.9
6000 8.2 46.8 195 22 11 8.8 4.8 | 7.8 46.0 200 22 11 8.0 4.4
5000 11.4 52.5 190 16 8 11.5 6.3 | 10.0 50.0 185 9 4 18.9 10.4
________________________________________________________________________________
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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