Soaring Guidance
Issued by NWS Boise, ID
Issued by NWS Boise, ID
859
UXUS97 KBOI 291305
SRGBOI
Soaring Forecast
National Weather Service Boise, Idaho
605 AM MST Saturday, November 29, 2025
This forecast is for Saturday, November 29, 2025:
If the trigger temperature of 53.9 F/12.2 C is reached...then
Thermal Soaring Index....................... Poor
Maximum rate of lift........................ 0 ft/min (0.0 m/s)
Maximum height of thermals.................. 4410 ft MSL (1549 ft AGL)
Forecast maximum temperature................... 45.0 F/7.7 C
Time of trigger temperature.................... None
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................. 3776 ft MSL (915 ft AGL)
Thermal soaring outlook for Sunday 11/30....... Poor
Wave Soaring Index............................. Not available
Remarks...
Sunrise/Sunset.................... 07:56:32 / 17:10:07 MST
Total possible sunshine........... 9 hr 13 min 35 sec (553 min 35 sec)
Altitude of sun at 12:33:20 MST... 24.38 degrees
Upper air data from rawinsonde observation taken on 11/29/2025 at 0500 MST
Freezing level.................. 3409 ft MSL (548 ft AGL)
Additional freezing levels...... 6028 ft MSL (3167 ft AGL)
6829 ft MSL (3968 ft AGL)
Convective condensation level... 17386 ft MSL (14525 ft AGL)
Lifted condensation level....... 10656 ft MSL (7795 ft AGL)
Lifted index.................... +14.0
K index......................... -44.4
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
--------------------------------------------------------------------------------
40000 -63.9 -83.0 285 69 35 0.2 0.1 57.0 134.5 31.5 M M
38000 -63.9 -83.0 280 77 39 6.1 3.4 47.8 118.0 26.4 M M
36000 -61.4 -78.5 280 68 35 9.3 5.1 41.7 107.0 23.2 M M
34000 -56.1 -69.0 280 61 31 7.7 4.2 40.8 105.5 23.2 M M
32000 -51.4 -60.5 285 54 28 8.5 4.7 39.3 102.8 22.8 M M
30000 -46.2 -51.2 290 59 30 9.3 5.1 38.3 101.0 22.6 M M
28000 -41.2 -42.2 290 62 32 7.3 4.0 37.3 99.1 22.4 M M
26000 -36.2 -33.2 290 63 32 8.1 4.5 36.1 96.9 22.1 M M
24000 -32.9 -27.2 295 58 30 4.1 2.3 32.8 91.1 20.0 M M
22000 -29.2 -20.6 305 47 24 6.0 3.3 30.1 86.2 18.3 M M
20000 -26.1 -15.0 315 41 21 4.6 2.5 26.7 80.1 16.0 M M
18000 -20.5 -4.9 315 41 21 9.6 5.3 25.5 78.0 15.4 M M
16000 -14.9 5.2 315 32 16 7.6 4.2 25.3 77.5 15.5 M M
14000 -10.4 13.3 310 21 11 6.0 3.3 23.6 74.5 14.4 M M
12000 -6.9 19.6 310 11 6 5.9 3.2 21.1 69.9 12.5 M M
10000 -4.6 23.7 340 13 7 7.7 4.2 17.1 62.8 9.1 M M
9000 -2.4 27.7 010 11 6 7.0 3.8 16.3 61.3 8.5 M M
8000 -0.3 31.5 005 13 7 7.1 3.9 15.4 59.7 7.7 M M
7500 0.6 33.1 360 12 6 2.5 1.4 14.8 58.7 7.2 M M
7000 0.8 33.4 010 9 5 -3.9 -2.1 13.5 56.2 5.9 M M
6500 -1.3 29.7 005 10 5 -3.3 -1.8 10.0 50.0 2.5 M M
6000 -0.1 31.8 355 10 5 7.8 4.3 9.7 49.4 2.2 M M
5500 1.2 34.2 350 10 5 8.0 4.4 9.5 49.1 2.0 M M
5000 2.5 36.5 345 10 5 5.9 3.3 9.4 48.9 1.9 M M
4750 2.6 36.7 345 9 5 0.0 0.0 8.8 47.8 1.2 M M
4500 2.6 36.7 350 7 3 1.8 1.0 8.1 46.6 0.5 M M
4250 2.6 36.7 360 4 2 -0.5 -0.3 7.4 45.4 -0.2 56 0.3
4000 2.4 36.3 025 2 1 -3.4 -1.8 6.5 43.7 -1.2 55 0.3
3750 1.8 35.2 040 1 1 -12.0 -6.6 5.3 41.6 -2.4 63 0.3
3500 0.6 33.1 000 0 0 -15.1 -8.3 3.4 38.0 -4.4 94 0.5
3400 -0.2 31.6 245 1 0 -3.9 -2.1 1.9 35.5 -5.9 109 0.6
3300 -0.2 31.6 245 1 0 -3.9 -2.1 1.9 35.5 -5.9 109 0.6
3200 -0.3 31.5 235 2 1 -2.9 -1.6 1.1 33.9 -6.8 105 0.5
3100 -0.3 31.5 235 2 1 -2.9 -1.6 1.1 33.9 -6.8 105 0.5
3000 -0.3 31.5 235 2 1 -2.9 -1.6 1.1 33.9 -6.8 105 0.5
2900 -1.1 30.0 235 3 2 -24.9 -13.6 -0.5 31.0 -8.3 122 0.6
* * * * * * Numerical weather prediction model forecast data valid * * * * * *
11/29/2025 at 0800 MST | 11/29/2025 at 1100 MST
|
CAPE... 0.0 LI... +8.1 | CAPE... 0.0 LI... +7.8
CINH... 0.0 K Index... -16.1 | CINH... -0.2 K Index... -20.7
|
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
--------------------------------------------------------------------------------
40000 -61.9 -79.4 295 54 28 -2.0 -1.1 | -59.8 -75.6 300 49 25 -1.0 -0.6
38000 -62.1 -79.8 290 57 29 3.6 2.0 | -60.0 -76.0 295 52 27 1.5 0.8
36000 -59.8 -75.6 290 60 31 3.7 2.0 | -59.1 -74.4 295 54 28 1.5 0.8
34000 -57.6 -71.7 290 62 32 5.6 3.1 | -58.0 -72.4 300 57 30 5.1 2.8
32000 -52.8 -63.0 290 61 31 8.0 4.4 | -53.7 -64.7 295 61 31 7.2 3.9
30000 -48.0 -54.4 295 60 31 7.7 4.2 | -49.4 -56.9 295 63 33 7.8 4.3
28000 -43.5 -46.3 300 57 29 7.4 4.1 | -44.7 -48.5 300 54 28 7.8 4.3
26000 -38.7 -37.7 305 51 26 6.7 3.7 | -40.0 -40.0 300 47 24 8.0 4.4
24000 -34.7 -30.5 310 44 23 6.7 3.7 | -35.2 -31.4 300 45 23 8.1 4.5
22000 -30.5 -22.9 310 44 23 7.0 3.8 | -31.1 -24.0 300 41 21 6.7 3.7
20000 -26.3 -15.3 310 41 21 7.1 3.9 | -26.2 -15.2 295 34 17 7.7 4.2
18000 -21.9 -7.4 310 36 18 8.6 4.7 | -21.5 -6.7 290 27 14 8.7 4.8
16000 -16.6 2.1 310 30 16 8.7 4.8 | -16.4 2.5 290 23 12 7.9 4.4
14000 -11.6 11.1 315 25 13 7.4 4.0 | -11.7 10.9 295 18 9 7.4 4.1
12000 -7.8 18.0 315 16 8 5.5 3.0 | -7.6 18.3 300 14 7 6.2 3.4
10000 -4.6 23.7 310 8 4 5.6 3.1 | -4.2 24.4 295 8 4 5.7 3.2
9000 -2.8 27.0 295 5 2 2.2 1.2 | -2.5 27.5 300 6 3 4.7 2.6
8000 -2.5 27.5 225 3 2 -0.6 -0.3 | -1.5 29.3 300 4 2 0.1 0.1
7500 -2.7 27.1 200 4 2 -0.5 -0.3 | -1.6 29.1 185 1 0 -1.1 -0.6
7000 -2.6 27.3 195 4 2 1.3 0.7 | -1.9 28.6 140 3 1 -1.5 -0.8
6500 -2.5 27.5 200 4 2 2.9 1.6 | -2.2 28.0 130 5 2 0.3 0.2
6000 -2.0 28.4 195 3 2 4.1 2.2 | -2.2 28.0 135 8 4 1.0 0.5
5500 -1.3 29.7 190 2 1 4.7 2.6 | -2.0 28.4 140 12 6 2.9 1.6
5000 -0.6 30.9 160 3 2 5.3 2.9 | -1.4 29.5 145 14 7 5.8 3.2
4750 -0.2 31.6 150 5 2 5.7 3.1 | -0.9 30.4 145 15 8 6.8 3.7
4500 0.1 32.2 145 6 3 3.7 2.0 | -0.4 31.3 145 15 8 7.7 4.2
4250 0.3 32.5 140 6 3 0.8 0.4 | 0.2 32.4 150 14 7 7.8 4.3
4000 0.3 32.5 135 7 4 -0.5 -0.3 | 0.8 33.4 150 13 7 7.4 4.1
3750 0.2 32.4 135 8 4 1.3 0.7 | 1.3 34.3 150 12 6 6.9 3.8
3500 0.3 32.5 125 6 3 -3.4 -1.9 | 1.8 35.2 150 11 5 8.2 4.5
3400 0.3 32.5 125 6 3 -3.4 -1.9 | 1.8 35.2 150 11 5 8.2 4.5
3300 -0.5 31.1 125 5 3 -15.5 -8.5 | 2.6 36.7 150 10 5 12.4 6.8
3200 -0.5 31.1 125 5 3 -15.5 -8.5 | 2.6 36.7 150 10 5 12.4 6.8
3100 -0.5 31.1 125 5 3 -15.5 -8.5 | 2.6 36.7 150 10 5 12.4 6.8
3000 -1.2 29.8 125 5 3 7.2 4.0 | 3.3 37.9 150 10 5 4.4 2.4
2900 M M M M M M M | M M M M M M M
11/29/2025 at 1400 MST | 11/29/2025 at 1700 MST
|
CAPE... 0.0 LI... +8.6 | CAPE... 0.0 LI... +9.3
CINH... -0.0 K Index... -20.2 | CINH... 0.0 K Index... -19.9
|
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
--------------------------------------------------------------------------------
40000 -58.1 -72.6 305 51 26 0.2 0.1 | -57.8 -72.0 315 52 27 0.2 0.1
38000 -58.0 -72.4 305 52 27 0.1 0.1 | -57.6 -71.7 315 56 29 0.6 0.3
36000 -57.9 -72.2 310 56 29 0.2 0.1 | -57.3 -71.1 310 60 31 0.6 0.3
34000 -57.8 -72.0 310 59 31 3.0 1.7 | -56.9 -70.4 310 64 33 2.3 1.3
32000 -54.0 -65.2 305 58 30 6.3 3.5 | -53.5 -64.3 300 61 31 5.9 3.2
30000 -50.2 -58.4 295 56 29 8.1 4.4 | -49.9 -57.8 295 58 30 7.4 4.0
28000 -45.1 -49.2 295 54 28 8.5 4.7 | -44.9 -48.8 290 57 29 8.4 4.6
26000 -40.1 -40.2 290 51 26 7.8 4.3 | -39.9 -39.8 285 54 28 8.4 4.6
24000 -35.4 -31.7 285 48 25 7.9 4.3 | -34.9 -30.8 280 49 25 8.4 4.6
22000 -31.0 -23.8 280 41 21 7.4 4.1 | -30.4 -22.7 275 44 23 7.2 3.9
20000 -25.7 -14.3 270 33 17 8.2 4.5 | -25.4 -13.7 265 38 20 7.9 4.3
18000 -20.8 -5.4 260 26 14 8.1 4.5 | -20.7 -5.3 250 33 17 7.4 4.0
16000 -16.2 2.8 255 22 12 7.1 3.9 | -16.6 2.1 235 28 15 6.5 3.6
14000 -12.0 10.4 255 15 8 6.6 3.6 | -12.9 8.8 230 22 11 5.9 3.2
12000 -8.3 17.1 250 10 5 6.3 3.5 | -9.2 15.4 220 17 9 6.1 3.3
10000 -4.5 23.9 235 8 4 6.1 3.4 | -5.1 22.8 205 14 7 6.4 3.5
9000 -2.7 27.1 220 6 3 5.2 2.8 | -3.3 26.1 200 13 7 5.5 3.0
8000 -1.5 29.3 195 6 3 2.2 1.2 | -1.9 28.6 195 13 7 4.6 2.5
7500 -1.2 29.8 170 7 4 0.5 0.3 | -1.0 30.2 180 14 7 2.4 1.3
7000 -1.2 29.8 155 9 5 0.2 0.1 | -0.8 30.6 175 15 8 2.5 1.4
6500 -1.2 29.8 145 12 6 1.2 0.6 | -0.5 31.1 165 17 9 2.5 1.4
6000 -1.2 29.8 145 15 8 0.8 0.4 | -0.2 31.6 155 18 9 2.2 1.2
5500 -1.2 29.8 145 17 9 2.5 1.4 | 0.3 32.5 150 20 11 5.6 3.1
5000 -0.5 31.1 145 16 8 5.8 3.2 | 1.1 34.0 140 18 9 5.2 2.9
4750 0.0 32.0 145 16 8 7.6 4.2 | 1.5 34.7 140 19 10 5.0 2.7
4500 0.7 33.3 145 16 8 10.0 5.5 | 1.9 35.4 140 18 9 5.4 3.0
4250 1.5 34.7 145 15 7 10.4 5.7 | 2.3 36.1 140 15 8 6.1 3.3
4000 2.2 36.0 145 14 7 9.1 5.0 | 2.8 37.0 145 14 7 5.7 3.1
3750 2.9 37.2 145 14 7 9.6 5.2 | 3.3 37.9 145 13 7 8.1 4.5
3500 3.6 38.5 145 12 6 10.2 5.6 | 3.9 39.0 145 10 5 5.3 2.9
3400 3.6 38.5 145 12 6 10.2 5.6 | 3.9 39.0 145 10 5 5.3 2.9
3300 4.4 39.9 150 11 6 11.3 6.2 | 3.8 38.8 140 8 4 -8.2 -4.5
3200 4.4 39.9 150 11 6 11.3 6.2 | 3.8 38.8 140 8 4 -8.2 -4.5
3100 4.4 39.9 150 11 6 11.3 6.2 | 3.8 38.8 140 8 4 -8.2 -4.5
3000 5.2 41.4 150 11 6 9.3 5.1 | 3.3 37.9 140 6 3 4.9 2.7
2900 M M M M M M M | M M M M M M M
________________________________________________________________________________
This product is issued twice per day, once by approximately 0630 MST/0730 MDT
(1330 UTC) and again by approximately 1830 MST/1930 MDT (0130 UTC). It is not
continuously monitored nor updated after its initial issuance.
The information contained herein is based on rawinsonde observation and/or
numerical weather prediction model data taken at the Boise Airport site in
Boise, Idaho at
Latitude: 43.56774
Longitude: -116.21089
Elevation: 2867 feet (874 meters)
and may not be representative of other areas in eastern Oregon or southwest
Idaho. Note that some elevations in numerical weather prediction models differ
from actual station elevations, which can lead to data which appear to be below
ground. 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.
082025