Soaring Guidance
Issued by NWS Boise, ID
Issued by NWS Boise, ID
254
UXUS97 KBOI 011306
SRGBOI
Soaring Forecast
National Weather Service Boise, Idaho
706 AM MDT Wednesday, October 1, 2025
This forecast is for Wednesday, October 1, 2025:
If the trigger temperature of 64.5 F/18.1 C is reached...then
Thermal Soaring Index....................... Good
Maximum rate of lift........................ 653 ft/min (3.3 m/s)
Maximum height of thermals.................. 11603 ft MSL (8742 ft AGL)
Forecast maximum temperature................... 72.0 F/22.7 C
Time of trigger temperature.................... 1245 MDT
Time of overdevelopment........................ None
Middle/high clouds during soaring window....... None
Surface winds during soaring window............ 20 mph or less
Height of the -3 thermal index................. 9322 ft MSL (6461 ft AGL)
Thermal soaring outlook for Thursday 10/02..... Good
Wave Soaring Index............................. Not available
Remarks...
Sunrise/Sunset.................... 07:43:06 / 19:25:35 MDT
Total possible sunshine........... 11 hr 42 min 28 sec (702 min 28 sec)
Altitude of sun at 13:34:20 MDT... 42.30 degrees
Upper air data from rawinsonde observation taken on 10/01/2025 at 0600 MDT
Freezing level.................. 9259 ft MSL (6398 ft AGL)
Convective condensation level... 9339 ft MSL (6478 ft AGL)
Lifted condensation level....... 10616 ft MSL (7755 ft AGL)
Lifted index.................... +5.2
K index......................... +19.6
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 -54.6 -66.3 265 59 30 4.4 2.4 65.8 150.4 28.1 M M
38000 -52.2 -62.0 265 65 34 4.9 2.7 60.5 140.9 25.4 M M
36000 -48.1 -54.6 265 76 39 3.6 2.0 56.8 134.2 23.6 M M
34000 -45.4 -49.7 265 78 40 10.0 5.5 52.4 126.3 21.1 M M
32000 -40.1 -40.2 270 71 37 8.0 4.4 51.6 124.8 21.1 M M
30000 -34.8 -30.6 270 61 31 4.8 2.7 50.8 123.4 21.0 M M
28000 -30.4 -22.7 265 55 28 7.4 4.1 48.7 119.7 19.9 M M
26000 -26.0 -14.8 255 49 25 8.5 4.7 46.9 116.3 18.9 M M
24000 -21.7 -7.1 250 50 26 7.2 3.9 44.9 112.9 17.8 M M
22000 -18.5 -1.3 250 45 23 4.3 2.3 41.7 107.0 15.6 M M
20000 -14.8 5.4 255 41 21 7.0 3.8 38.9 102.1 13.8 M M
18000 -11.2 11.8 240 38 19 5.1 2.8 35.2 95.4 11.0 M M
16000 -8.0 17.6 225 38 20 6.2 3.4 32.1 89.8 8.6 M M
14000 -7.3 18.9 225 41 21 7.5 4.1 26.4 79.5 3.6 M M
12000 -5.0 23.0 220 24 12 9.2 5.0 22.9 73.2 0.1 M M
10000 -1.2 29.8 250 16 8 6.3 3.4 20.7 69.3 -2.0 523 2.7
9000 0.5 32.9 265 17 9 7.9 4.4 19.7 67.4 -3.2 441 2.2
8000 2.9 37.2 270 11 6 8.1 4.4 19.1 66.3 -3.8 342 1.7
7500 4.2 39.6 270 9 5 9.8 5.4 19.0 66.2 -4.0 286 1.5
7000 5.7 42.3 275 7 4 9.7 5.3 19.0 66.2 -4.0 228 1.2
6500 7.1 44.8 265 7 4 9.7 5.3 19.0 66.1 -4.0 170 0.9
6000 8.5 47.3 255 8 4 9.7 5.3 19.0 66.1 -4.1 113 0.6
5500 10.0 50.0 265 7 4 9.7 5.3 18.9 66.1 -4.1 55 0.3
5000 11.4 52.5 280 6 3 9.6 5.3 18.9 66.0 -4.2 M M
4750 12.1 53.8 285 7 3 9.6 5.3 18.9 66.0 -4.2 M M
4500 12.8 55.0 280 8 4 9.5 5.2 18.9 66.0 -4.2 M M
4250 13.5 56.3 275 10 5 9.8 5.4 18.9 66.0 -4.2 M M
4000 14.3 57.7 260 9 4 8.8 4.8 18.9 66.0 -4.3 M M
3750 14.9 58.8 250 7 4 7.1 3.9 18.7 65.7 -4.4 M M
3500 15.3 59.5 240 5 3 5.4 2.9 18.5 65.3 -4.7 M M
3400 15.7 60.3 220 4 2 5.8 3.2 18.1 64.6 -5.1 M M
3300 15.7 60.3 220 4 2 5.8 3.2 18.1 64.6 -5.1 M M
3200 16.0 60.8 180 3 2 1.6 0.9 17.8 64.0 -5.5 M M
3100 16.0 60.8 180 3 2 1.6 0.9 17.8 64.0 -5.5 M M
3000 16.0 60.8 180 3 2 1.6 0.9 17.8 64.0 -5.5 M M
2900 14.4 57.9 150 4 2 -46.6 -25.6 15.8 60.5 -7.8 M M
* * * * * * Numerical weather prediction model forecast data valid * * * * * *
10/01/2025 at 0900 MDT | 10/01/2025 at 1200 MDT
|
CAPE... +57.3 LI... +5.4 | CAPE... +30.3 LI... +6.2
CINH... -17.0 K Index... +19.5 | CINH... -14.3 K Index... +20.0
|
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 -54.8 -66.6 250 64 33 3.9 2.1 | -54.3 -65.7 250 68 35 4.5 2.5
38000 -51.2 -60.2 250 67 34 5.4 3.0 | -50.9 -59.6 245 69 35 5.7 3.1
36000 -48.0 -54.4 250 70 36 5.4 3.0 | -47.5 -53.5 245 70 36 5.7 3.1
34000 -44.3 -47.7 250 70 36 6.9 3.8 | -43.9 -47.0 245 70 36 6.3 3.4
32000 -40.1 -40.2 250 68 35 6.9 3.8 | -40.2 -40.4 240 68 35 6.3 3.4
30000 -35.6 -32.1 250 64 33 7.9 4.4 | -35.9 -32.6 240 64 33 7.8 4.3
28000 -30.9 -23.6 250 58 30 7.9 4.4 | -31.3 -24.3 240 58 30 7.8 4.3
26000 -26.4 -15.5 250 53 27 7.4 4.1 | -26.7 -16.1 240 53 27 7.6 4.2
24000 -22.0 -7.6 245 49 25 6.6 3.6 | -21.6 -6.9 235 48 25 7.1 3.9
22000 -17.7 0.1 245 43 22 6.3 3.5 | -17.4 0.7 235 44 23 7.1 3.9
20000 -14.2 6.4 235 40 21 5.5 3.0 | -13.5 7.7 235 42 22 6.3 3.5
18000 -11.0 12.2 230 39 20 5.0 2.8 | -10.1 13.8 230 41 21 4.5 2.5
16000 -8.2 17.2 225 38 20 3.9 2.1 | -8.4 16.9 225 40 20 1.3 0.7
14000 -6.7 19.9 225 35 18 2.2 1.2 | -7.2 19.0 230 35 18 4.2 2.3
12000 -4.9 23.2 225 28 14 5.8 3.2 | -3.9 25.0 240 28 14 6.8 3.7
10000 -0.8 30.6 215 18 9 6.7 3.7 | -0.6 30.9 225 19 10 6.5 3.6
9000 0.9 33.6 220 13 6 6.6 3.6 | 1.6 34.9 210 17 9 7.5 4.1
8000 3.5 38.3 215 8 4 8.4 4.6 | 4.4 39.9 185 14 7 8.8 4.9
7500 4.2 39.6 225 6 3 3.9 2.2 | 5.2 41.4 175 13 7 5.1 2.8
7000 5.2 41.4 230 4 2 6.2 3.4 | 6.3 43.3 170 12 6 7.3 4.0
6500 6.4 43.5 220 3 2 8.9 4.9 | 7.3 45.1 160 11 6 7.2 3.9
6000 7.6 45.7 225 2 1 8.3 4.6 | 8.5 47.3 150 10 5 7.5 4.1
5500 8.9 48.0 250 2 1 9.2 5.0 | 9.6 49.3 140 8 4 9.1 5.0
5000 10.3 50.5 240 1 1 9.2 5.0 | 11.0 51.8 140 7 4 9.0 5.0
4750 11.0 51.8 290 2 1 8.8 4.8 | 11.7 53.1 135 6 3 9.0 5.0
4500 11.6 52.9 295 2 1 9.0 5.0 | 12.4 54.3 130 6 3 10.5 5.8
4250 12.2 54.0 285 1 0 8.3 4.5 | 13.2 55.8 135 6 3 9.9 5.4
4000 12.8 55.0 355 1 1 7.0 3.8 | 13.8 56.8 135 5 3 8.5 4.7
3750 13.3 55.9 005 2 1 8.4 4.6 | 14.5 58.1 130 5 3 9.5 5.2
3500 13.9 57.0 030 2 1 5.8 3.2 | 15.2 59.4 135 5 2 10.9 6.0
3400 13.9 57.0 030 2 1 5.8 3.2 | 15.2 59.4 135 5 2 10.9 6.0
3300 13.9 57.0 055 2 1 -3.0 -1.7 | 16.0 60.8 135 5 2 10.9 6.0
3200 13.9 57.0 055 2 1 -3.0 -1.7 | 16.0 60.8 135 5 2 10.9 6.0
3100 13.9 57.0 055 2 1 -3.0 -1.7 | 16.0 60.8 135 5 2 10.9 6.0
3000 13.7 56.7 060 2 1 6.6 3.6 | 16.8 62.2 130 5 2 11.7 6.4
2900 M M M M M M M | M M M M M M M
10/01/2025 at 1500 MDT | 10/01/2025 at 1800 MDT
|
CAPE... +44.9 LI... +4.6 | CAPE... +45.6 LI... +3.4
CINH... -10.9 K Index... +23.2 | CINH... -18.3 K Index... +25.4
|
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 -55.1 -67.2 245 78 40 4.4 2.4 | -55.2 -67.4 240 83 43 3.8 2.1
38000 -51.4 -60.5 240 77 39 6.3 3.4 | -51.7 -61.1 235 83 43 5.9 3.2
36000 -47.6 -53.7 240 75 39 6.3 3.4 | -48.2 -54.8 235 82 42 5.9 3.2
34000 -43.4 -46.1 240 73 38 7.5 4.1 | -44.0 -47.2 235 80 41 7.9 4.3
32000 -38.9 -38.0 240 71 37 7.5 4.1 | -39.2 -38.6 235 77 40 7.9 4.4
30000 -34.8 -30.6 240 69 35 6.0 3.3 | -34.8 -30.6 235 74 38 6.7 3.6
28000 -31.2 -24.2 240 66 34 6.0 3.3 | -30.8 -23.4 235 72 37 6.7 3.7
26000 -27.0 -16.6 235 61 31 7.6 4.2 | -27.0 -16.6 235 68 35 6.4 3.5
24000 -22.0 -7.6 230 53 27 7.1 3.9 | -22.6 -8.7 235 62 32 7.3 4.0
22000 -17.8 -0.0 230 49 25 7.1 3.9 | -18.3 -0.9 230 54 28 7.3 4.0
20000 -13.8 7.2 230 46 24 6.3 3.4 | -14.3 6.3 230 48 25 6.5 3.6
18000 -10.4 13.3 230 43 22 4.6 2.5 | -10.6 12.9 230 43 22 5.3 2.9
16000 -8.3 17.1 235 37 19 2.7 1.5 | -8.4 16.9 230 37 19 2.5 1.4
14000 -7.0 19.4 230 33 17 5.3 2.9 | -6.7 19.9 230 32 16 4.8 2.7
12000 -3.5 25.7 225 28 15 6.9 3.8 | -3.2 26.2 225 27 14 7.6 4.2
10000 0.7 33.3 215 21 11 6.9 3.8 | 1.4 34.5 215 22 11 8.5 4.7
9000 3.3 37.9 200 17 9 7.8 4.3 | 4.0 39.2 205 19 10 8.9 4.9
8000 5.8 42.4 185 15 8 10.1 5.6 | 7.4 45.3 195 16 8 10.8 5.9
7500 6.9 44.4 180 16 8 6.2 3.4 | 8.5 47.3 190 15 8 5.7 3.1
7000 8.1 46.6 175 14 7 8.0 4.4 | 9.7 49.5 175 13 7 7.4 4.0
6500 9.3 48.7 165 13 7 8.3 4.6 | 11.0 51.8 165 12 6 9.4 5.2
6000 10.5 50.9 165 12 6 8.5 4.7 | 12.2 54.0 160 11 6 8.6 4.7
5500 11.8 53.2 160 11 6 9.5 5.2 | 13.6 56.5 150 10 5 9.8 5.4
5000 13.3 55.9 160 10 5 10.4 5.7 | 15.0 59.0 150 10 5 9.9 5.4
4750 14.1 57.4 160 10 5 10.7 5.9 | 15.8 60.4 145 9 5 9.7 5.3
4500 14.8 58.6 160 10 5 8.9 4.9 | 16.5 61.7 145 9 5 9.0 5.0
4250 15.4 59.7 160 9 5 9.4 5.2 | 17.1 62.8 145 9 4 9.2 5.0
4000 16.2 61.2 160 9 4 11.0 6.0 | 17.9 64.2 145 8 4 9.8 5.4
3750 17.0 62.6 160 9 4 9.5 5.2 | 18.6 65.5 145 8 4 9.3 5.1
3500 17.6 63.7 160 7 4 9.7 5.3 | 19.2 66.6 145 7 4 8.2 4.5
3400 17.6 63.7 160 7 4 9.7 5.3 | 19.2 66.6 145 7 4 8.2 4.5
3300 18.6 65.5 160 7 4 15.6 8.6 | 19.8 67.6 140 6 3 8.3 4.5
3200 18.6 65.5 160 7 4 15.6 8.6 | 19.8 67.6 140 6 3 8.3 4.5
3100 18.6 65.5 160 7 4 15.6 8.6 | 19.8 67.6 140 6 3 8.3 4.5
3000 19.7 67.5 160 7 4 11.3 6.2 | 20.4 68.7 145 7 3 6.9 3.8
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