434
UXUS97 KBOI 091306
SRGBOI
SOARING FORECAST
NATIONAL WEATHER SERVICE BOISE, IDAHO
706 AM MDT TUESDAY, SEPTEMBER 9, 2025
THIS FORECAST IS FOR TUESDAY, SEPTEMBER 9, 2025:
IF THE TRIGGER TEMPERATURE OF 85.8 F/29.9 C IS REACHED...THEN
THERMAL SOARING INDEX....................... POOR
MAXIMUM RATE OF LIFT........................ 0 FT/MIN (0.0 M/S)
MAXIMUM HEIGHT OF THERMALS.................. 4718 FT MSL (1857 FT AGL)
FORECAST MAXIMUM TEMPERATURE................... 83.0 F/28.8 C
TIME OF TRIGGER TEMPERATURE.................... NONE
TIME OF OVERDEVELOPMENT........................ 1400 MDT
MIDDLE/HIGH CLOUDS DURING SOARING WINDOW....... NONE
SURFACE WINDS DURING SOARING WINDOW............ 20 MPH OR LESS
HEIGHT OF THE -3 THERMAL INDEX................. 3763 FT MSL (902 FT AGL)
THERMAL SOARING OUTLOOK FOR WEDNESDAY 09/10.... FAIR
WAVE SOARING INDEX............................. NOT AVAILABLE
REMARKS...
SUNRISE/SUNSET.................... 07:18:17 / 20:05:43 MDT
TOTAL POSSIBLE SUNSHINE........... 12 HR 47 MIN 26 SEC (767 MIN 26 SEC)
ALTITUDE OF SUN AT 13:42:00 MDT... 50.34 DEGREES
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 09/09/2025 AT 0600 MDT
FREEZING LEVEL.................. 13370 FT MSL (10509 FT AGL)
CONVECTIVE CONDENSATION LEVEL... 16728 FT MSL (13867 FT AGL)
LIFTED CONDENSATION LEVEL....... 15220 FT MSL (12359 FT AGL)
LIFTED INDEX.................... +0.8
K INDEX......................... +23.8
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 -66.3 215 33 17 -0.9 -0.5 65.1 149.2 23.8 M M
38000 -54.4 -65.9 200 50 26 2.9 1.6 56.4 133.5 18.6 M M
36000 -53.4 -64.1 200 50 25 7.7 4.2 49.3 120.7 14.3 M M
34000 -48.3 -54.9 200 50 26 8.7 4.8 48.0 118.5 13.8 M M
32000 -42.9 -45.2 195 51 26 9.7 5.3 47.5 117.4 13.7 M M
30000 -39.2 -38.6 200 44 23 5.3 2.9 43.6 110.5 11.3 M M
28000 -34.8 -30.6 200 42 22 8.0 4.4 41.7 107.0 10.1 M M
26000 -29.6 -21.3 195 40 21 7.8 4.3 40.8 105.5 9.7 M M
24000 -25.7 -14.3 195 39 20 5.9 3.3 38.5 101.2 8.0 M M
22000 -22.0 -7.6 190 34 18 9.8 5.4 36.0 96.8 6.0 M M
20000 -17.4 0.7 215 34 17 8.3 4.5 34.6 94.2 4.9 M M
18000 -12.3 9.9 215 27 14 7.8 4.3 33.8 92.9 4.3 M M
16000 -6.6 20.1 185 17 9 8.9 4.9 32.9 91.2 3.5 M M
14000 -1.5 29.3 180 17 9 9.1 5.0 32.2 90.0 2.8 M M
12000 3.7 38.7 150 13 7 9.4 5.1 31.5 88.7 2.2 M M
10000 9.2 48.6 150 5 3 8.9 4.9 31.2 88.2 1.9 M M
9000 12.0 53.6 165 2 1 9.4 5.2 31.1 87.9 1.9 M M
8000 14.8 58.6 135 3 2 8.8 4.8 30.9 87.6 1.8 M M
7500 16.1 61.0 135 3 2 8.8 4.8 30.7 87.3 1.7 M M
7000 17.4 63.3 130 3 2 8.8 4.8 30.6 87.1 1.5 M M
6500 18.8 65.8 175 1 1 8.8 4.8 30.4 86.8 1.4 M M
6000 20.1 68.2 275 2 1 8.8 4.8 30.3 86.5 1.3 M M
5500 21.4 70.5 000 0 0 9.2 5.1 30.1 86.2 1.1 M M
5000 22.4 72.3 075 2 1 4.6 2.6 29.6 85.3 0.6 M M
4750 22.7 72.9 080 3 1 3.3 1.8 29.2 84.6 0.3 M M
4500 22.8 73.0 065 2 1 -0.1 -0.1 28.6 83.4 -0.4 M M
4250 22.8 73.0 340 1 1 0.4 0.2 27.8 82.1 -1.1 M M
4000 22.8 73.0 300 2 1 1.3 0.7 27.2 80.9 -1.8 M M
3750 22.7 72.9 295 2 1 -0.9 -0.5 26.5 79.7 -2.6 M M
3500 22.4 72.3 280 1 0 -2.9 -1.6 25.6 78.0 -3.7 M M
3400 22.4 72.3 125 1 1 0.3 0.2 24.7 76.5 -4.5 M M
3300 22.4 72.3 125 1 1 0.3 0.2 24.7 76.5 -4.5 M M
3200 22.4 72.3 120 2 1 -6.8 -3.7 23.9 75.0 -5.2 M M
3100 22.4 72.3 120 2 1 -6.8 -3.7 23.9 75.0 -5.2 M M
3000 22.4 72.3 120 2 1 -6.8 -3.7 23.9 75.0 -5.2 M M
2900 20.2 68.4 120 4 2 -59.7 -32.8 21.1 69.9 -8.1 17 0.1
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *
09/09/2025 AT 0900 MDT | 09/09/2025 AT 1200 MDT
|
CAPE... 0.0 LI... -0.6 | CAPE... +0.4 LI... +0.2
CINH... 0.0 K INDEX... +23.4 | CINH... -12.7 K INDEX... +22.1
|
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 -51.1 -60.0 220 30 16 1.9 1.0 | -52.0 -61.6 215 27 14 1.2 0.6
38000 -51.1 -60.0 215 39 20 -0.3 -0.2 | -51.9 -61.4 210 31 16 -0.1 -0.0
36000 -51.4 -60.5 215 48 25 -0.3 -0.2 | -51.9 -61.4 210 36 18 -0.1 -0.0
34000 -49.3 -56.7 215 51 26 8.0 4.4 | -49.7 -57.5 210 38 20 8.4 4.6
32000 -44.6 -48.3 210 46 24 7.9 4.4 | -44.7 -48.5 210 37 19 8.4 4.6
30000 -40.2 -40.4 210 41 21 6.6 3.6 | -40.1 -40.2 205 35 18 6.8 3.7
28000 -36.2 -33.2 205 36 19 6.6 3.6 | -36.0 -32.8 205 31 16 6.8 3.7
26000 -31.8 -25.2 200 32 16 7.7 4.3 | -31.6 -24.9 200 27 14 7.4 4.1
24000 -26.6 -15.9 195 28 14 8.1 4.5 | -26.5 -15.7 195 23 12 8.5 4.7
22000 -21.7 -7.1 195 27 14 8.1 4.5 | -21.4 -6.5 190 23 12 8.6 4.7
20000 -17.2 1.0 190 26 13 7.7 4.2 | -16.7 1.9 190 23 12 7.9 4.3
18000 -12.5 9.5 195 25 13 8.5 4.7 | -12.0 10.4 190 23 12 8.3 4.5
16000 -7.1 19.2 200 23 12 9.3 5.1 | -7.0 19.4 195 21 11 8.9 4.9
14000 -1.7 28.9 195 20 10 8.6 4.7 | -1.8 28.8 190 19 10 8.8 4.8
12000 3.3 37.9 185 15 8 8.1 4.4 | 3.0 37.4 195 13 7 7.5 4.1
10000 8.1 46.6 180 10 5 7.9 4.3 | 7.5 45.5 185 8 4 7.7 4.2
9000 10.4 50.7 170 8 4 7.7 4.2 | 9.8 49.6 170 7 3 7.9 4.4
8000 13.6 56.5 175 5 3 9.8 5.4 | 12.8 55.0 165 7 4 8.7 4.8
7500 14.5 58.1 155 5 2 5.4 2.9 | 13.7 56.7 165 7 4 4.6 2.5
7000 15.6 60.1 160 4 2 7.8 4.3 | 14.5 58.1 175 8 4 5.8 3.2
6500 16.6 61.9 155 5 2 4.1 2.2 | 15.3 59.5 185 7 4 5.1 2.8
6000 17.1 62.8 170 5 3 4.4 2.4 | 16.1 61.0 200 7 3 5.2 2.9
5500 17.5 63.5 180 6 3 1.7 0.9 | 16.8 62.2 210 6 3 5.1 2.8
5000 17.9 64.2 190 6 3 2.0 1.1 | 17.6 63.7 235 5 3 4.7 2.6
4750 18.0 64.4 190 6 3 1.0 0.6 | 18.0 64.4 245 5 3 7.2 3.9
4500 18.1 64.6 200 5 3 1.4 0.8 | 18.7 65.7 245 5 3 10.5 5.8
4250 18.2 64.8 210 4 2 1.9 1.0 | 19.5 67.1 245 5 2 10.7 5.9
4000 18.3 64.9 220 4 2 -0.6 -0.3 | 20.2 68.4 245 5 2 8.6 4.7
3750 18.2 64.8 215 3 2 1.4 0.8 | 20.8 69.4 250 5 2 9.2 5.1
3500 18.6 65.5 215 2 1 7.6 4.1 | 21.6 70.9 250 5 2 11.6 6.4
3400 18.6 65.5 215 2 1 7.6 4.1 | 21.6 70.9 250 5 2 11.6 6.4
3300 19.0 66.2 220 1 1 2.2 1.2 | 22.5 72.5 250 4 2 12.7 7.0
3200 19.0 66.2 220 1 1 2.2 1.2 | 22.5 72.5 250 4 2 12.7 7.0
3100 19.0 66.2 220 1 1 2.2 1.2 | 22.5 72.5 250 4 2 12.7 7.0
3000 18.4 65.1 130 2 1 -18.5 -10.1 | 24.0 75.2 255 4 2 32.1 17.6
2900 M M M M M M M | M M M M M M M
09/09/2025 AT 1500 MDT | 09/09/2025 AT 1800 MDT
|
CAPE... +34.0 LI... -0.0 | CAPE... +47.9 LI... -0.6
CINH... -139.0 K INDEX... +20.6 | CINH... -102.5 K INDEX... +21.9
|
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 -52.1 -61.8 215 26 13 0.6 0.3 | -52.8 -63.0 215 27 14 0.3 0.1
38000 -52.4 -62.3 205 29 15 -0.6 -0.3 | -52.6 -62.7 205 27 14 0.5 0.3
36000 -52.7 -62.9 200 34 17 -0.6 -0.3 | -52.3 -62.1 190 28 15 0.5 0.3
34000 -50.4 -58.7 200 37 19 9.4 5.2 | -49.8 -57.6 185 30 15 8.6 4.7
32000 -44.8 -48.6 200 39 20 9.4 5.1 | -44.7 -48.5 190 29 15 8.5 4.7
30000 -39.4 -38.9 200 40 20 8.3 4.5 | -39.5 -39.1 195 29 15 8.8 4.8
28000 -34.5 -30.1 200 38 20 8.3 4.6 | -34.3 -29.7 200 28 15 8.8 4.8
26000 -30.3 -22.5 195 32 16 6.2 3.4 | -29.8 -21.6 195 27 14 6.7 3.7
24000 -25.9 -14.6 185 24 12 8.1 4.5 | -25.3 -13.5 185 25 13 6.8 3.8
22000 -21.1 -6.0 180 23 12 8.1 4.4 | -21.3 -6.3 180 24 12 6.9 3.8
20000 -16.6 2.1 185 23 12 7.5 4.1 | -16.8 1.8 180 20 10 7.7 4.2
18000 -12.0 10.4 190 23 12 8.1 4.5 | -12.0 10.4 185 17 9 8.7 4.8
16000 -7.0 19.4 190 20 10 8.8 4.8 | -6.8 19.8 190 16 8 8.8 4.8
14000 -1.8 28.8 185 18 9 8.2 4.5 | -2.1 28.2 185 14 7 7.5 4.1
12000 2.9 37.2 185 10 5 7.2 4.0 | 2.6 36.7 175 9 5 8.6 4.7
10000 7.4 45.3 165 6 3 8.2 4.5 | 7.8 46.0 160 7 4 8.6 4.7
9000 9.8 49.6 165 5 2 8.4 4.6 | 10.3 50.5 160 6 3 8.2 4.5
8000 13.0 55.4 165 3 1 8.4 4.6 | 13.3 55.9 150 4 2 8.5 4.6
7500 14.0 57.2 180 2 1 6.5 3.6 | 14.6 58.3 150 3 1 8.1 4.5
7000 15.0 59.0 220 2 1 7.3 4.0 | 15.7 60.3 175 1 1 7.5 4.1
6500 16.2 61.2 245 2 1 8.5 4.6 | 17.0 62.6 215 2 1 10.4 5.7
6000 17.4 63.3 260 3 1 7.8 4.3 | 18.4 65.1 240 2 1 9.5 5.2
5500 18.9 66.0 255 3 2 11.3 6.2 | 19.8 67.6 230 2 1 9.8 5.4
5000 20.4 68.7 260 3 2 9.4 5.1 | 21.3 70.3 235 2 1 10.4 5.7
4750 21.1 70.0 265 3 2 9.1 5.0 | 22.1 71.8 250 2 1 10.4 5.7
4500 21.8 71.2 265 3 2 10.5 5.8 | 22.8 73.0 250 2 1 9.2 5.0
4250 22.6 72.7 265 3 2 11.0 6.0 | 23.5 74.3 245 2 1 9.1 5.0
4000 23.4 74.1 260 3 2 9.3 5.1 | 24.2 75.6 240 2 1 9.1 5.0
3750 24.1 75.4 265 4 2 11.4 6.2 | 24.9 76.8 260 2 1 9.6 5.2
3500 25.2 77.4 270 4 2 15.7 8.6 | 25.6 78.1 260 2 1 10.0 5.5
3400 25.2 77.4 270 4 2 15.7 8.6 | 25.6 78.1 260 2 1 10.0 5.5
3300 26.3 79.3 270 4 2 13.6 7.5 | 26.4 79.5 255 2 1 9.8 5.4
3200 26.3 79.3 270 4 2 13.6 7.5 | 26.4 79.5 255 2 1 9.8 5.4
3100 26.3 79.3 270 4 2 13.6 7.5 | 26.4 79.5 255 2 1 9.8 5.4
3000 27.4 81.3 265 4 2 20.3 11.1 | 27.1 80.8 255 2 1 10.4 5.7
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
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