265
UXUS97 KSLC 191227
SRGSLC
SOARING FORECAST
NATIONAL WEATHER SERVICE SALT LAKE CITY, UTAH
527 AM MST FRIDAY, DECEMBER 19, 2025
THIS FORECAST IS FOR FRIDAY, DECEMBER 19, 2025:
IF THE TRIGGER TEMPERATURE OF 49.9 F/9.9 C IS REACHED...THEN
THERMAL SOARING INDEX....................... POOR
MAXIMUM RATE OF LIFT........................ 93 FT/MIN (0.5 M/S)
MAXIMUM HEIGHT OF THERMALS.................. 11622 FT MSL (6697 FT AGL)
FORECAST MAXIMUM TEMPERATURE................... 56.0 F/13.8 C
TIME OF TRIGGER TEMPERATURE.................... 1000 MST
TIME OF OVERDEVELOPMENT........................ NONE
MIDDLE/HIGH CLOUDS DURING SOARING WINDOW....... BROKEN/OVERCAST OPAQUE MIDDLE
SURFACE WINDS DURING SOARING WINDOW............ 20 MPH OR LESS
HEIGHT OF THE -3 THERMAL INDEX................. 9145 FT MSL (4220 FT AGL)
THERMAL SOARING OUTLOOK FOR SATURDAY 12/20..... POOR
WAVE SOARING INDEX............................. NOT AVAILABLE
REMARKS...
SUNRISE/SUNSET.................... 07:47:47 / 17:02:34 MST
TOTAL POSSIBLE SUNSHINE........... 9 HR 14 MIN 47 SEC (554 MIN 47 SEC)
ALTITUDE OF SUN AT 12:25:10 MST... 25.54 DEGREES
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 12/19/2025 AT 0500 MST
FREEZING LEVEL.................. 7899 FT MSL (2974 FT AGL)
CONVECTIVE CONDENSATION LEVEL... 8533 FT MSL (3608 FT AGL)
LIFTED CONDENSATION LEVEL....... 10109 FT MSL (5184 FT AGL)
LIFTED INDEX.................... +4.3
K INDEX......................... +16.5
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 -32.3 -26.1 270 111 57 7.2 3.9 33.9 93.1 16.1 M M
24000 -27.5 -17.5 275 102 53 6.7 3.7 31.8 89.3 14.8 M M
22000 -25.6 -14.1 280 88 45 2.8 1.5 26.9 80.4 11.0 M M
20000 -23.0 -9.4 280 73 38 5.9 3.2 23.0 73.4 8.0 M M
18000 -19.3 -2.7 275 63 32 6.9 3.8 20.5 68.9 6.1 M M
16000 -15.5 4.1 275 59 30 5.4 3.0 18.3 64.9 4.2 M M
14000 -12.0 10.4 270 53 27 7.4 4.1 15.8 60.4 1.9 M M
12000 -7.6 18.3 270 43 22 7.5 4.1 14.5 58.0 0.5 M M
10000 -4.2 24.4 275 33 17 6.6 3.6 11.9 53.4 -2.0 370 1.9
9000 -2.3 27.9 275 28 14 6.7 3.7 10.9 51.6 -3.0 284 1.4
8000 0.0 32.0 270 22 11 5.9 3.2 9.7 49.4 -4.4 175 0.9
7000 1.6 34.9 270 16 8 4.6 2.5 8.4 47.1 -5.7 98 0.5
6000 3.1 37.6 260 7 4 4.7 2.6 6.9 44.5 -7.2 24 0.1
5000 4.6 40.3 200 3 1 4.0 2.2 5.6 42.1 -8.7 M M
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *
12/19/2025 AT 0800 MST | 12/19/2025 AT 1100 MST
|
CAPE... 0.0 LI... +5.0 | CAPE... 0.0 LI... +6.5
CINH... -0.2 K INDEX... +6.6 | CINH... -0.1 K INDEX... +6.4
|
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 -31.2 -24.2 275 84 43 6.5 3.6 | -31.2 -24.2 270 87 45 6.7 3.7
24000 -27.3 -17.1 275 78 40 6.7 3.7 | -27.2 -17.0 270 80 41 6.8 3.7
22000 -22.3 -8.1 275 71 37 7.5 4.1 | -23.0 -9.4 270 74 38 7.1 3.9
20000 -18.1 -0.6 275 66 34 6.9 3.8 | -18.2 -0.8 270 68 35 7.2 3.9
18000 -14.8 5.4 270 60 31 3.2 1.7 | -14.2 6.4 265 63 33 5.8 3.2
16000 -12.7 9.1 270 50 26 8.1 4.4 | -11.4 11.5 260 56 29 4.2 2.3
14000 -7.8 18.0 265 44 23 8.6 4.7 | -8.2 17.2 260 48 25 7.2 4.0
12000 -2.5 27.5 260 39 20 9.0 5.0 | -3.0 26.6 255 41 21 8.4 4.6
10000 2.6 36.7 260 34 18 7.7 4.3 | 1.8 35.2 250 35 18 7.3 4.0
9000 4.9 40.8 260 31 16 8.3 4.5 | 3.8 38.8 250 29 15 7.6 4.1
8000 7.0 44.6 250 27 14 7.1 3.9 | 6.1 43.0 245 24 13 8.3 4.5
7000 9.0 48.2 235 22 11 4.8 2.6 | 8.3 46.9 230 20 11 5.6 3.1
6000 10.1 50.2 205 21 11 -1.2 -0.7 | 9.6 49.3 205 19 10 1.3 0.7
5000 7.9 46.2 160 11 6 -3.5 -1.9 | 9.5 49.1 170 14 7 -3.7 -2.0
12/19/2025 AT 1400 MST | 12/19/2025 AT 1700 MST
|
CAPE... 0.0 LI... +6.8 | CAPE... 0.0 LI... +6.0
CINH... -0.6 K INDEX... +9.8 | CINH... -0.9 K INDEX... +15.4
|
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 -31.3 -24.3 265 93 48 7.0 3.8 | -32.2 -26.0 270 91 47 7.6 4.1
24000 -27.2 -17.0 270 86 44 7.0 3.8 | -27.7 -17.9 270 83 43 7.6 4.2
22000 -22.9 -9.2 265 80 41 7.1 3.9 | -23.3 -9.9 270 76 39 7.4 4.1
20000 -18.2 -0.8 265 73 38 7.2 3.9 | -19.2 -2.6 270 70 36 6.4 3.5
18000 -14.1 6.6 265 67 35 6.4 3.5 | -15.0 5.0 270 65 33 6.7 3.6
16000 -10.6 12.9 265 61 31 4.4 2.4 | -11.4 11.5 270 65 33 5.1 2.8
14000 -8.0 17.6 260 54 28 4.7 2.6 | -8.9 16.0 260 60 31 3.5 1.9
12000 -4.3 24.3 260 49 25 7.1 3.9 | -6.4 20.5 260 49 25 5.8 3.2
10000 0.6 33.1 250 39 20 8.1 4.4 | -1.6 29.1 260 37 19 7.5 4.1
9000 3.0 37.4 250 32 17 8.7 4.8 | 0.4 32.7 265 31 16 8.6 4.7
8000 5.5 41.9 245 27 14 8.7 4.8 | 2.9 37.2 265 25 13 8.3 4.5
7000 8.0 46.4 230 22 11 7.0 3.8 | 5.5 41.9 265 18 9 6.5 3.6
6000 9.8 49.6 210 16 8 3.3 1.8 | 7.5 45.5 275 10 5 4.0 2.2
5000 10.0 50.0 165 8 4 1.4 0.8 | 7.6 45.7 110 2 1 0.2 0.1
________________________________________________________________________________
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page