088
UXUS97 KBOI 201307
SRGBOI
SOARING FORECAST
NATIONAL WEATHER SERVICE BOISE, IDAHO
607 AM MST FRIDAY, FEBRUARY 20, 2026
THIS FORECAST IS FOR FRIDAY, FEBRUARY 20, 2026:
IF THE TRIGGER TEMPERATURE OF 36.6 F/2.6 C IS REACHED...THEN
THERMAL SOARING INDEX....................... GOOD
MAXIMUM RATE OF LIFT........................ 421 FT/MIN (2.1 M/S)
MAXIMUM HEIGHT OF THERMALS.................. 9109 FT MSL (6248 FT AGL)
FORECAST MAXIMUM TEMPERATURE................... 40.0 F/4.9 C
TIME OF TRIGGER TEMPERATURE.................... 1245 MST
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................. 3313 FT MSL (452 FT AGL)
THERMAL SOARING OUTLOOK FOR SATURDAY 02/21..... GOOD
WAVE SOARING INDEX............................. NOT AVAILABLE
REMARKS...
SUNRISE/SUNSET.................... 07:35:12 / 18:21:50 MST
TOTAL POSSIBLE SUNSHINE........... 10 HR 46 MIN 37 SEC (646 MIN 37 SEC)
ALTITUDE OF SUN AT 12:58:31 MST... 34.12 DEGREES
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 02/20/2026 AT 0500 MST
FREEZING LEVEL.................. 3264 FT MSL (403 FT AGL)
ADDITIONAL FREEZING LEVEL....... 3427 FT MSL (566 FT AGL)
CONVECTIVE CONDENSATION LEVEL... 8607 FT MSL (5746 FT AGL)
LIFTED CONDENSATION LEVEL....... 8888 FT MSL (6027 FT AGL)
LIFTED INDEX.................... +5.2
K INDEX......................... +15.6
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 -50.9 -59.6 310 27 14 -0.3 -0.2 36.6 97.8 23.0 M M
38000 -51.1 -60.0 310 29 15 -0.3 -0.2 35.4 95.8 22.3 M M
36000 -51.3 -60.3 325 41 21 -0.3 -0.2 34.3 93.7 21.5 M M
34000 -51.5 -60.7 335 43 22 -0.3 -0.2 33.2 91.7 20.8 M M
32000 -51.7 -61.1 330 51 26 -0.3 -0.2 32.0 89.7 20.0 M M
30000 -51.9 -61.4 335 46 24 0.4 0.2 30.9 87.7 19.3 M M
28000 -50.3 -58.5 350 48 25 4.5 2.5 28.7 83.7 17.9 M M
26000 -47.6 -53.7 350 49 25 4.4 2.4 24.5 76.1 15.2 M M
24000 -44.5 -48.1 350 52 27 5.5 3.0 21.1 70.0 13.0 M M
22000 -41.1 -42.0 345 41 21 3.7 2.0 18.0 64.4 10.8 M M
20000 -39.7 -39.5 300 26 13 0.9 0.5 12.5 54.6 6.6 M M
18000 -36.3 -33.3 290 26 13 7.8 4.3 9.6 49.2 4.3 M M
16000 -31.3 -24.3 285 24 12 8.6 4.7 8.6 47.5 3.5 M M
14000 -25.5 -13.9 295 12 6 8.9 4.9 7.9 46.1 2.9 M M
12000 -20.6 -5.1 300 17 9 8.3 4.5 6.9 44.4 2.0 M M
10000 -15.9 3.4 265 15 8 8.3 4.5 5.6 42.1 0.8 M M
9000 -14.0 6.8 240 13 7 5.4 2.9 4.6 40.2 -0.2 413 2.1
8000 -12.3 9.9 240 10 5 6.0 3.3 3.4 38.1 -1.3 330 1.7
7500 -11.3 11.7 240 10 5 8.7 4.8 2.9 37.2 -1.8 286 1.5
7000 -9.8 14.4 245 11 6 9.8 5.4 2.9 37.2 -1.8 227 1.2
6500 -8.3 17.1 245 11 6 9.9 5.4 2.9 37.3 -1.8 168 0.9
6000 -6.8 19.8 250 11 6 9.7 5.3 3.0 37.3 -1.8 108 0.6
5500 -5.5 22.1 240 11 5 8.8 4.8 2.8 37.1 -1.9 53 0.3
5000 -4.2 24.4 230 10 5 8.8 4.8 2.7 36.8 -2.0 M M
4750 -3.5 25.7 230 10 5 8.9 4.9 2.6 36.7 -2.1 M M
4500 -2.8 27.0 225 10 5 8.5 4.7 2.6 36.6 -2.2 M M
4250 -2.2 28.0 220 10 5 8.2 4.5 2.5 36.4 -2.3 M M
4000 -1.6 29.1 225 8 4 8.3 4.6 2.3 36.2 -2.4 M M
3750 -1.0 30.2 220 6 3 7.9 4.4 2.2 36.0 -2.5 M M
3500 -0.4 31.3 200 4 2 9.4 5.1 2.1 35.8 -2.6 M M
3400 0.2 32.4 175 4 2 2.1 1.2 2.0 35.5 -2.8 M M
3300 0.2 32.4 175 4 2 2.1 1.2 2.0 35.5 -2.8 M M
3200 -0.3 31.5 140 4 2 -13.2 -7.2 0.8 33.4 -4.0 M M
3100 -0.3 31.5 140 4 2 -13.2 -7.2 0.8 33.4 -4.0 M M
3000 -0.3 31.5 140 4 2 -13.2 -7.2 0.8 33.4 -4.0 M M
2900 -0.7 30.7 120 5 3 19.0 10.4 -0.3 31.5 -5.1 M M
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *
02/20/2026 AT 0800 MST | 02/20/2026 AT 1100 MST
|
CAPE... 0.0 LI... +5.4 | CAPE... +19.0 LI... +7.3
CINH... -0.4 K INDEX... +11.1 | CINH... -1.2 K INDEX... -2.0
|
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 -47.3 -53.1 310 30 15 0.2 0.1 | -48.5 -55.3 310 32 16 -0.7 -0.4
38000 -47.2 -53.0 310 33 17 0.2 0.1 | -48.9 -56.0 315 36 19 -0.5 -0.3
36000 -49.1 -56.4 320 36 19 -4.1 -2.2 | -51.0 -59.8 320 39 20 -4.2 -2.3
34000 -51.6 -60.9 325 40 21 -4.1 -2.3 | -53.6 -64.5 325 41 21 -4.2 -2.3
32000 -52.9 -63.2 335 45 23 1.2 0.6 | -54.5 -66.1 325 44 23 2.4 1.3
30000 -52.2 -62.0 340 54 28 1.1 0.6 | -53.0 -63.4 335 47 24 2.4 1.3
28000 -50.7 -59.3 345 59 31 4.4 2.4 | -50.8 -59.4 335 50 26 5.1 2.8
26000 -48.1 -54.6 345 62 32 4.5 2.5 | -47.3 -53.1 340 51 26 5.3 2.9
24000 -44.0 -47.2 350 60 31 6.5 3.6 | -43.5 -46.3 340 52 27 6.4 3.5
22000 -40.0 -40.0 350 57 29 6.8 3.7 | -39.4 -38.9 345 51 26 7.4 4.0
20000 -35.9 -32.6 350 51 26 6.8 3.7 | -35.0 -31.0 345 48 25 7.6 4.1
18000 -31.9 -25.4 350 44 23 6.8 3.7 | -30.5 -22.9 345 44 23 7.6 4.2
16000 -28.4 -19.1 340 33 17 4.3 2.3 | -26.1 -15.0 345 36 19 7.2 3.9
14000 -26.0 -14.8 310 24 12 4.8 2.6 | -21.9 -7.4 340 28 15 5.8 3.2
12000 -22.5 -8.5 295 23 12 8.1 4.4 | -19.5 -3.1 315 22 11 2.2 1.2
10000 -17.7 0.1 290 19 10 7.6 4.2 | -17.4 0.7 295 19 10 5.3 2.9
9000 -15.3 4.5 290 18 9 8.7 4.8 | -15.1 4.8 290 16 8 7.1 3.9
8000 -12.2 10.0 290 16 8 8.3 4.5 | -12.6 9.3 290 13 7 9.3 5.1
7500 -10.9 12.4 290 15 8 7.8 4.3 | -11.1 12.0 295 11 6 8.2 4.5
7000 -9.8 14.4 290 14 7 7.9 4.3 | -10.1 13.8 300 10 5 8.2 4.5
6500 -8.6 16.5 290 14 7 7.9 4.3 | -8.8 16.2 305 9 5 8.5 4.6
6000 -7.4 18.7 285 11 6 8.0 4.4 | -7.7 18.1 300 8 4 7.4 4.1
5500 -6.3 20.7 275 9 5 6.5 3.6 | -6.6 20.1 300 7 4 7.8 4.3
5000 -5.4 22.3 265 6 3 6.1 3.3 | -5.4 22.3 290 5 3 8.2 4.5
4750 -4.9 23.2 255 5 3 7.4 4.0 | -4.8 23.4 280 5 2 7.3 4.0
4500 -4.3 24.3 255 4 2 6.4 3.5 | -4.3 24.3 280 5 2 7.8 4.3
4250 -4.0 24.8 255 3 1 3.6 2.0 | -3.6 25.5 275 4 2 8.8 4.8
4000 -3.7 25.3 255 1 1 5.8 3.2 | -2.9 26.8 275 4 2 9.2 5.1
3750 -3.2 26.2 245 1 0 5.4 3.0 | -2.2 28.0 275 4 2 9.9 5.4
3500 -3.0 26.6 000 0 0 2.4 1.3 | -1.5 29.3 275 4 2 9.0 4.9
3400 -3.0 26.6 000 0 0 2.4 1.3 | -1.5 29.3 275 4 2 9.0 4.9
3300 -2.8 27.0 160 1 0 2.4 1.3 | -0.8 30.6 275 4 2 10.5 5.8
3200 -2.8 27.0 160 1 0 2.4 1.3 | -0.8 30.6 275 4 2 10.5 5.8
3100 -2.8 27.0 160 1 0 2.4 1.3 | -0.8 30.6 275 4 2 10.5 5.8
3000 -2.7 27.1 145 1 1 0.8 0.4 | 0.2 32.4 270 4 2 19.7 10.8
2900 M M M M M M M | M M M M M M M
02/20/2026 AT 1400 MST | 02/20/2026 AT 1700 MST
|
CAPE... +25.6 LI... +7.6 | CAPE... 0.0 LI... +7.5
CINH... -0.2 K INDEX... -3.3 | CINH... -0.2 K INDEX... +1.8
|
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 -48.6 -55.5 300 33 17 0.4 0.2 | -50.1 -58.2 295 38 20 -0.0 -0.0
38000 -48.4 -55.1 300 34 18 0.6 0.3 | -50.1 -58.2 295 40 21 0.3 0.2
36000 -51.0 -59.8 305 37 19 -5.4 -3.0 | -52.4 -62.3 300 42 21 -4.6 -2.5
34000 -54.7 -66.5 310 41 21 -5.4 -3.0 | -55.5 -67.9 305 44 22 -4.7 -2.6
32000 -55.2 -67.4 310 42 21 3.1 1.7 | -55.6 -68.1 305 43 22 3.4 1.9
30000 -53.4 -64.1 315 41 21 3.1 1.7 | -53.5 -64.3 310 40 20 3.4 1.9
28000 -50.6 -59.1 320 41 21 5.6 3.1 | -50.7 -59.3 310 39 20 5.5 3.0
26000 -47.3 -53.1 325 43 22 5.6 3.1 | -47.4 -53.3 310 39 20 5.8 3.2
24000 -43.5 -46.3 325 45 23 6.5 3.6 | -43.3 -45.9 315 39 20 7.0 3.9
22000 -39.2 -38.6 330 44 23 7.9 4.4 | -38.8 -37.8 315 38 20 7.9 4.4
20000 -33.9 -29.0 330 41 21 7.9 4.3 | -33.5 -28.3 320 34 18 8.4 4.6
18000 -29.2 -20.6 335 36 18 7.8 4.3 | -28.5 -19.3 320 30 15 8.1 4.5
16000 -24.9 -12.8 330 30 16 7.1 3.9 | -24.0 -11.2 315 26 13 7.0 3.8
14000 -20.6 -5.1 320 25 13 7.1 3.9 | -19.9 -3.8 310 23 12 6.8 3.8
12000 -17.1 1.2 310 20 10 2.7 1.5 | -16.2 2.8 300 19 10 5.2 2.8
10000 -16.1 3.0 290 15 8 2.9 1.6 | -13.7 7.3 280 15 8 3.3 1.8
9000 -14.7 5.5 285 13 7 5.8 3.2 | -12.7 9.1 270 14 7 3.5 1.9
8000 -12.5 9.5 280 11 6 8.2 4.5 | -11.2 11.8 265 11 6 6.1 3.3
7500 -10.5 13.1 280 10 5 7.4 4.1 | -9.7 14.5 265 8 4 5.7 3.1
7000 -9.5 14.9 280 8 4 8.7 4.8 | -8.7 16.3 270 6 3 8.6 4.7
6500 -8.2 17.2 280 8 4 9.0 4.9 | -7.5 18.5 280 4 2 8.5 4.7
6000 -6.9 19.6 285 7 4 9.7 5.3 | -6.2 20.8 285 3 2 8.8 4.8
5500 -5.5 22.1 290 7 3 9.0 5.0 | -4.8 23.4 305 3 1 9.9 5.4
5000 -4.0 24.8 285 6 3 10.0 5.5 | -3.4 25.9 305 2 1 9.6 5.3
4750 -3.3 26.1 290 6 3 9.9 5.4 | -2.7 27.1 310 2 1 10.3 5.6
4500 -2.6 27.3 290 6 3 10.1 5.5 | -1.9 28.6 320 2 1 9.7 5.3
4250 -1.8 28.8 290 6 3 10.3 5.7 | -1.2 29.8 315 2 1 9.0 4.9
4000 -1.0 30.2 290 6 3 9.7 5.3 | -0.5 31.1 310 2 1 9.5 5.2
3750 -0.3 31.5 290 6 3 9.4 5.2 | 0.2 32.4 320 2 1 9.6 5.3
3500 0.4 32.7 290 6 3 10.1 5.5 | 0.9 33.6 320 2 1 9.2 5.0
3400 0.4 32.7 290 6 3 10.1 5.5 | 0.9 33.6 320 2 1 9.2 5.0
3300 1.2 34.2 290 5 3 12.4 6.8 | 1.5 34.7 315 2 1 8.7 4.8
3200 1.2 34.2 290 5 3 12.4 6.8 | 1.5 34.7 315 2 1 8.7 4.8
3100 1.2 34.2 290 5 3 12.4 6.8 | 1.5 34.7 315 2 1 8.7 4.8
3000 2.4 36.3 290 6 3 21.3 11.7 | 2.1 35.8 325 2 1 7.2 4.0
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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