Soaring Guidance
Issued by NWS Boise, ID
Issued by NWS Boise, ID
631
UXUS97 KBOI 071305
SRGBOI
Soaring Forecast
National Weather Service Boise, Idaho
605 AM MST Sunday, December 7, 2025
This forecast is for Sunday, December 7, 2025:
If the trigger temperature of 53.3 F/11.9 C is reached...then
Thermal Soaring Index....................... Poor
Maximum rate of lift........................ 0 ft/min (0.0 m/s)
Maximum height of thermals.................. 3257 ft MSL (396 ft AGL)
Forecast maximum temperature................... 47.0 F/8.8 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................. 2980 ft MSL (119 ft AGL)
Thermal soaring outlook for Monday 12/08....... Poor
Wave Soaring Index............................. Not available
Remarks...
Sunrise/Sunset.................... 08:04:52 / 17:08:12 MST
Total possible sunshine........... 9 hr 3 min 20 sec (543 min 20 sec)
Altitude of sun at 12:36:32 MST... 23.22 degrees
Upper air data from rawinsonde observation taken on 12/07/2025 at 0500 MST
Freezing level.................. 6852 ft MSL (3991 ft AGL)
Convective condensation level... 10152 ft MSL (7291 ft AGL)
Lifted condensation level....... 8201 ft MSL (5340 ft AGL)
Lifted index.................... +13.4
K index......................... +1.2
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
--------------------------------------------------------------------------------
40000 -60.2 -76.4 300 96 49 -0.4 -0.2 61.0 141.7 33.6 M M
38000 -61.3 -78.3 295 105 54 6.3 3.4 50.2 122.4 27.5 M M
36000 -57.7 -71.9 295 102 53 7.1 3.9 46.9 116.4 26.0 M M
34000 -53.3 -63.9 300 98 50 8.0 4.4 44.8 112.6 25.2 M M
32000 -48.2 -54.8 300 99 51 8.6 4.7 43.7 110.6 25.1 M M
30000 -43.2 -45.8 300 100 51 8.3 4.6 42.5 108.6 24.9 M M
28000 -38.6 -37.5 300 90 46 5.8 3.2 39.9 103.8 23.6 M M
26000 -33.9 -29.0 295 80 41 7.8 4.3 38.5 101.3 23.1 M M
24000 -31.0 -23.8 290 72 37 4.6 2.5 34.8 94.7 20.8 M M
22000 -25.8 -14.4 285 58 30 8.5 4.7 34.0 93.1 20.5 M M
20000 -22.6 -8.7 290 49 25 7.4 4.0 30.8 87.4 18.3 M M
18000 -18.4 -1.1 295 50 26 6.8 3.7 28.9 84.0 17.1 M M
16000 -15.2 4.6 285 43 22 -6.1 -3.3 26.0 78.7 14.9 M M
14000 -11.2 11.8 280 33 17 5.5 3.0 22.7 72.8 12.7 M M
12000 -10.7 12.7 275 27 14 -2.3 -1.3 16.9 62.4 7.5 M M
10000 -8.1 17.4 275 25 13 8.0 4.4 13.5 56.4 4.4 M M
9000 -5.6 21.9 275 21 11 8.5 4.7 13.2 55.8 4.1 M M
8000 -3.0 26.6 280 18 9 8.5 4.7 12.9 55.1 3.8 M M
7500 -1.8 28.8 280 15 8 8.4 4.6 12.7 54.8 3.6 M M
7000 -0.5 31.1 280 11 6 8.9 4.9 12.5 54.5 3.4 M M
6500 0.8 33.4 280 11 6 8.5 4.7 12.3 54.2 3.3 M M
6000 2.2 36.0 280 11 6 7.0 3.8 12.2 53.9 3.2 M M
5500 3.0 37.4 285 8 4 5.4 3.0 11.5 52.7 2.6 M M
5000 3.7 38.7 310 4 2 5.8 3.2 10.8 51.4 1.9 M M
4750 4.2 39.6 320 3 2 7.1 3.9 10.5 51.0 1.6 M M
4500 4.8 40.6 335 2 1 7.4 4.1 10.4 50.7 1.5 M M
4250 5.3 41.5 360 2 1 6.8 3.7 10.2 50.3 1.3 M M
4000 5.8 42.4 030 2 1 6.4 3.5 9.9 49.9 1.1 M M
3750 6.3 43.3 055 2 1 6.5 3.5 9.7 49.5 0.8 M M
3500 6.8 44.2 080 2 1 6.7 3.7 9.5 49.0 0.6 M M
3400 7.2 45.0 100 3 1 5.7 3.1 9.2 48.6 0.3 M M
3300 7.2 45.0 100 3 1 5.7 3.1 9.2 48.6 0.3 M M
3200 7.1 44.8 110 3 2 -15.6 -8.6 8.4 47.0 -0.5 M M
3100 7.1 44.8 110 3 2 -15.6 -8.6 8.4 47.0 -0.5 M M
3000 7.1 44.8 110 3 2 -15.6 -8.6 8.4 47.0 -0.5 M M
2900 3.0 37.4 120 4 2 -99.0 -54.3 3.7 38.7 -5.3 M M
* * * * * * Numerical weather prediction model forecast data valid * * * * * *
12/07/2025 at 0800 MST | 12/07/2025 at 1100 MST
|
CAPE... 0.0 LI... +7.2 | CAPE... 0.0 LI... +5.4
CINH... -0.1 K Index... +15.8 | CINH... 0.0 K Index... +19.3
|
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 -61.3 -78.3 290 90 47 -1.7 -1.0 | -59.7 -75.5 285 83 43 -0.6 -0.4
38000 -60.2 -76.4 290 95 49 5.9 3.3 | -58.8 -73.8 285 89 46 4.1 2.3
36000 -56.6 -69.9 290 95 49 5.9 3.3 | -56.3 -69.3 285 96 49 4.1 2.3
34000 -52.9 -63.2 295 96 49 7.9 4.3 | -53.6 -64.5 290 101 52 7.4 4.0
32000 -48.3 -54.9 295 97 50 7.7 4.2 | -49.3 -56.7 290 97 50 7.1 3.9
30000 -43.7 -46.7 295 98 50 7.5 4.1 | -45.0 -49.0 290 92 47 7.2 3.9
28000 -39.2 -38.6 295 96 50 7.6 4.2 | -40.7 -41.3 290 84 43 7.2 4.0
26000 -34.9 -30.8 290 91 47 6.6 3.6 | -35.8 -32.4 295 73 37 7.4 4.1
24000 -30.5 -22.9 295 78 40 6.6 3.6 | -31.3 -24.3 300 61 31 7.4 4.1
22000 -26.6 -15.9 290 65 34 6.5 3.6 | -26.9 -16.4 295 53 27 7.4 4.0
20000 -22.7 -8.9 290 55 28 6.7 3.7 | -22.7 -8.9 290 49 25 6.8 3.7
18000 -18.7 -1.7 290 49 25 6.5 3.6 | -18.8 -1.8 290 47 24 6.3 3.5
16000 -15.0 5.0 285 45 23 5.9 3.2 | -15.3 4.5 290 42 22 6.4 3.5
14000 -11.7 10.9 285 41 21 5.3 2.9 | -11.4 11.5 290 39 20 6.2 3.4
12000 -9.1 15.6 275 34 17 3.7 2.0 | -8.3 17.1 285 37 19 5.3 2.9
10000 -6.5 20.3 270 27 14 4.7 2.6 | -5.3 22.5 275 33 17 4.7 2.6
9000 -5.1 22.8 265 23 12 6.0 3.3 | -3.7 25.3 270 27 14 3.4 1.9
8000 -2.6 27.3 260 17 9 6.4 3.5 | -2.6 27.3 260 20 10 3.9 2.1
7500 -1.5 29.3 255 13 7 6.8 3.7 | -1.9 28.6 255 16 8 4.9 2.7
7000 -0.8 30.6 250 11 6 5.4 3.0 | -1.2 29.8 240 13 7 4.8 2.7
6500 -0.1 31.8 240 8 4 5.6 3.1 | -0.8 30.6 225 10 5 3.9 2.2
6000 1.0 33.8 220 6 3 6.7 3.7 | 0.2 32.4 210 10 5 6.1 3.3
5500 1.9 35.4 195 5 3 6.1 3.3 | 1.1 34.0 190 10 5 4.6 2.5
5000 2.8 37.0 170 7 3 5.4 3.0 | 1.7 35.1 180 10 5 6.2 3.4
4750 3.2 37.8 160 7 4 4.9 2.7 | 2.3 36.1 175 11 6 6.8 3.7
4500 3.6 38.5 155 8 4 5.1 2.8 | 2.7 36.9 170 11 6 4.8 2.6
4250 3.9 39.0 145 8 4 2.9 1.6 | 3.0 37.4 165 9 5 3.2 1.7
4000 3.9 39.0 140 8 4 -1.5 -0.8 | 3.2 37.8 160 10 5 2.5 1.3
3750 4.0 39.2 135 9 5 6.7 3.7 | 3.4 38.1 150 10 5 4.1 2.2
3500 4.4 39.9 120 6 3 -4.1 -2.3 | 3.7 38.7 150 7 4 2.5 1.4
3400 4.4 39.9 120 6 3 -4.1 -2.3 | 3.7 38.7 150 7 4 2.5 1.4
3300 2.6 36.7 115 6 3 -43.3 -23.7 | 3.6 38.5 150 6 3 -4.5 -2.5
3200 2.6 36.7 115 6 3 -43.3 -23.7 | 3.6 38.5 150 6 3 -4.5 -2.5
3100 2.6 36.7 115 6 3 -43.3 -23.7 | 3.6 38.5 150 6 3 -4.5 -2.5
3000 0.8 33.4 110 6 3 32.5 17.8 | 3.5 38.3 145 5 3 9.3 5.1
2900 M M M M M M M | M M M M M M M
12/07/2025 at 1400 MST | 12/07/2025 at 1700 MST
|
CAPE... 0.0 LI... +4.7 | CAPE... 0.0 LI... +3.0
CINH... 0.0 K Index... +21.0 | CINH... -0.2 K Index... +24.4
|
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
--------------------------------------------------------------------------------
40000 -58.1 -72.6 285 80 41 0.7 0.4 | -57.9 -72.2 290 76 39 0.5 0.3
38000 -57.3 -71.1 285 86 44 2.1 1.2 | -57.2 -71.0 285 80 41 2.1 1.2
36000 -56.0 -68.8 285 92 47 2.1 1.2 | -56.0 -68.8 285 81 42 2.1 1.2
34000 -54.5 -66.1 285 96 50 6.0 3.3 | -54.5 -66.1 285 82 42 5.1 2.8
32000 -50.8 -59.4 285 90 46 6.2 3.4 | -51.2 -60.2 285 82 42 5.6 3.0
30000 -47.0 -52.6 285 83 43 8.5 4.7 | -47.7 -53.9 285 81 42 8.5 4.6
28000 -42.1 -43.8 285 75 39 8.2 4.5 | -42.8 -45.0 285 76 39 8.2 4.5
26000 -37.3 -35.1 290 68 35 7.6 4.2 | -37.9 -36.2 285 71 37 8.2 4.5
24000 -32.2 -26.0 285 61 31 7.7 4.2 | -32.3 -26.1 285 65 34 7.8 4.3
22000 -27.4 -17.3 285 57 30 8.0 4.4 | -28.2 -18.8 285 60 31 6.8 3.7
20000 -22.9 -9.2 285 52 27 7.4 4.0 | -23.8 -10.8 285 53 27 7.8 4.3
18000 -18.6 -1.5 285 45 23 6.6 3.6 | -19.3 -2.7 290 45 23 6.8 3.7
16000 -14.8 5.4 285 40 20 7.2 4.0 | -15.5 4.1 290 37 19 7.5 4.1
14000 -10.8 12.6 285 36 19 5.6 3.1 | -11.1 12.0 285 32 17 6.9 3.8
12000 -8.0 17.6 280 33 17 4.8 2.6 | -8.0 17.6 285 31 16 4.5 2.4
10000 -5.0 23.0 280 30 16 5.5 3.0 | -4.9 23.2 285 29 15 5.7 3.1
9000 -3.5 25.7 280 28 15 5.4 3.0 | -3.3 26.1 280 28 14 5.9 3.2
8000 -1.5 29.3 280 24 13 5.8 3.2 | -1.2 29.8 275 26 13 5.8 3.2
7500 -0.8 30.6 280 22 11 4.7 2.6 | -0.4 31.3 275 24 13 5.2 2.8
7000 0.0 32.0 275 19 10 5.3 2.9 | 0.4 32.7 275 23 12 5.7 3.1
6500 0.9 33.6 270 16 8 5.8 3.2 | 1.1 34.0 275 21 11 5.8 3.2
6000 1.8 35.2 255 12 6 5.7 3.1 | 2.3 36.1 270 18 9 7.5 4.1
5500 2.6 36.7 240 8 4 5.3 2.9 | 3.4 38.1 260 13 7 6.5 3.6
5000 3.3 37.9 195 6 3 4.0 2.2 | 4.3 39.7 235 9 4 5.6 3.1
4750 3.6 38.5 165 7 3 3.4 1.9 | 4.7 40.5 215 7 3 4.4 2.4
4500 3.8 38.8 145 8 4 3.2 1.8 | 5.0 41.0 185 6 3 1.8 1.0
4250 4.1 39.4 140 9 4 3.8 2.1 | 5.1 41.2 160 7 4 3.0 1.7
4000 4.4 39.9 135 9 5 4.0 2.2 | 5.4 41.7 150 7 3 4.5 2.5
3750 4.7 40.5 130 9 5 5.4 3.0 | 5.7 42.3 135 7 4 6.2 3.4
3500 5.1 41.2 130 8 4 7.3 4.0 | 6.2 43.2 130 6 3 2.5 1.4
3400 5.1 41.2 130 8 4 7.3 4.0 | 6.2 43.2 130 6 3 2.5 1.4
3300 5.6 42.1 130 7 4 5.7 3.1 | 5.8 42.4 125 5 3 -10.7 -5.9
3200 5.6 42.1 130 7 4 5.7 3.1 | 5.8 42.4 125 5 3 -10.7 -5.9
3100 5.6 42.1 130 7 4 5.7 3.1 | 5.8 42.4 125 5 3 -10.7 -5.9
3000 6.1 43.0 130 7 4 10.1 5.5 | 5.5 41.9 115 5 3 14.9 8.2
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