498
UXUS97 KBOI 101306
SRGBOI
SOARING FORECAST
NATIONAL WEATHER SERVICE BOISE, IDAHO
706 AM MDT FRIDAY, OCTOBER 10, 2025
THIS FORECAST IS FOR FRIDAY, OCTOBER 10, 2025:
IF THE TRIGGER TEMPERATURE OF 78.8 F/26.0 C IS REACHED...THEN
THERMAL SOARING INDEX....................... FAIR
MAXIMUM RATE OF LIFT........................ 226 FT/MIN (1.1 M/S)
MAXIMUM HEIGHT OF THERMALS.................. 7590 FT MSL (4729 FT AGL)
FORECAST MAXIMUM TEMPERATURE................... 83.0 F/28.8 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................. 4182 FT MSL (1321 FT AGL)
THERMAL SOARING OUTLOOK FOR SATURDAY 10/11..... GOOD
WAVE SOARING INDEX............................. NOT AVAILABLE
REMARKS...
SUNRISE/SUNSET.................... 07:53:41 / 19:09:42 MDT
TOTAL POSSIBLE SUNSHINE........... 11 HR 16 MIN 1 SEC (676 MIN 1 SEC)
ALTITUDE OF SUN AT 13:31:41 MDT... 38.98 DEGREES
UPPER AIR DATA FROM RAWINSONDE OBSERVATION TAKEN ON 10/10/2025 AT 0600 MDT
FREEZING LEVEL.................. 13006 FT MSL (10145 FT AGL)
CONVECTIVE CONDENSATION LEVEL... 14613 FT MSL (11752 FT AGL)
LIFTED CONDENSATION LEVEL....... 13206 FT MSL (10345 FT AGL)
LIFTED INDEX.................... -0.6
K INDEX......................... +22.7
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 -55.9 -68.6 215 85 44 -3.3 -1.8 63.2 145.7 22.5 M M
38000 -54.1 -65.4 225 80 41 7.4 4.1 57.0 134.6 19.0 M M
36000 -49.7 -57.5 230 85 44 7.4 4.1 54.9 130.9 18.1 M M
34000 -44.9 -48.8 225 80 41 3.0 1.7 52.2 126.0 16.8 M M
32000 -42.4 -44.3 215 75 38 7.3 4.0 47.4 117.4 13.8 M M
30000 -38.7 -37.7 210 66 34 7.2 4.0 44.5 112.2 11.9 M M
28000 -34.1 -29.4 210 60 31 5.2 2.9 42.9 109.2 11.0 M M
26000 -29.3 -20.7 205 55 28 9.2 5.0 41.5 106.6 10.1 M M
24000 -24.8 -12.6 205 51 26 5.6 3.1 39.8 103.6 9.1 M M
22000 -20.3 -4.5 205 45 23 2.6 1.4 38.1 100.6 7.9 M M
20000 -16.1 3.0 200 38 20 7.0 3.8 36.1 97.0 6.4 M M
18000 -12.1 10.2 195 27 14 9.2 5.1 33.2 91.7 4.0 M M
16000 -6.8 19.8 200 31 16 9.2 5.1 32.6 90.7 3.6 M M
14000 -2.3 27.9 190 30 15 7.0 3.8 31.3 88.3 2.2 M M
12000 3.1 37.6 175 30 15 9.8 5.4 30.9 87.7 1.8 M M
10000 8.9 48.0 175 30 15 9.4 5.2 30.9 87.6 1.8 M M
9000 11.7 53.1 180 28 14 8.5 4.7 30.8 87.4 1.7 M M
8000 13.5 56.3 200 28 14 5.6 3.1 29.7 85.4 0.6 M M
7500 14.3 57.7 200 29 15 1.3 0.7 29.1 84.3 -0.1 222 1.1
7000 13.9 57.0 180 27 14 3.1 1.7 27.2 81.0 -2.0 221 1.1
6500 14.8 58.6 175 26 13 7.7 4.2 26.6 80.0 -2.6 180 0.9
6000 16.1 61.0 165 25 13 9.0 5.0 26.6 79.8 -2.7 124 0.6
5500 17.5 63.5 155 27 14 9.1 5.0 26.5 79.6 -2.8 68 0.3
5000 18.9 66.0 145 31 16 9.0 4.9 26.4 79.5 -2.9 12 0.1
4750 19.5 67.1 140 33 17 9.7 5.3 26.3 79.4 -2.9 M M
4500 20.3 68.5 140 34 18 11.5 6.3 26.4 79.5 -2.9 M M
4250 21.1 70.0 135 35 18 8.4 4.6 26.5 79.7 -2.8 M M
4000 21.6 70.9 135 35 18 5.1 2.8 26.2 79.2 -3.1 M M
3750 22.0 71.6 130 33 17 5.5 3.0 25.9 78.6 -3.4 M M
3500 22.4 72.3 125 30 16 5.3 2.9 25.6 78.0 -3.8 M M
3400 22.8 73.0 125 28 14 5.8 3.2 25.2 77.4 -4.1 M M
3300 22.8 73.0 125 28 14 5.8 3.2 25.2 77.4 -4.1 M M
3200 23.2 73.8 120 23 12 4.0 2.2 24.9 76.9 -4.4 M M
3100 23.2 73.8 120 23 12 4.0 2.2 24.9 76.9 -4.4 M M
3000 23.2 73.8 120 23 12 4.0 2.2 24.9 76.9 -4.4 M M
2900 23.0 73.4 115 18 9 -12.8 -7.0 24.0 75.2 -5.3 M M
* * * * * * NUMERICAL WEATHER PREDICTION MODEL FORECAST DATA VALID * * * * * *
10/10/2025 AT 0900 MDT | 10/10/2025 AT 1200 MDT
|
CAPE... 0.0 LI... -1.7 | CAPE... +88.2 LI... -0.6
CINH... -0.0 K INDEX... +20.7 | CINH... -66.6 K INDEX... +18.0
|
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 -56.3 -69.3 225 76 39 0.1 0.1 | -56.1 -69.0 225 69 35 0.7 0.4
38000 -53.1 -63.6 225 74 38 6.3 3.4 | -52.7 -62.9 225 69 36 6.5 3.6
36000 -48.9 -56.0 225 72 37 6.3 3.4 | -48.7 -55.7 225 70 36 6.5 3.6
34000 -45.1 -49.2 225 69 36 6.4 3.5 | -44.3 -47.7 220 70 36 6.6 3.6
32000 -41.3 -42.3 220 67 35 6.4 3.5 | -40.4 -40.7 215 70 36 6.6 3.6
30000 -37.3 -35.1 215 65 33 6.9 3.8 | -36.3 -33.3 215 69 36 7.0 3.9
28000 -33.2 -27.8 215 63 32 6.9 3.8 | -32.1 -25.8 215 67 35 7.1 3.9
26000 -29.0 -20.2 215 58 30 6.9 3.8 | -27.9 -18.2 210 62 32 7.1 3.9
24000 -24.9 -12.8 210 53 27 7.1 3.9 | -23.7 -10.7 210 56 29 6.6 3.6
22000 -20.1 -4.2 205 46 24 7.1 3.9 | -19.7 -3.5 205 52 27 6.6 3.6
20000 -15.8 3.6 200 42 22 7.2 3.9 | -15.2 4.6 200 48 25 6.7 3.7
18000 -11.6 11.1 195 38 20 6.6 3.6 | -11.2 11.8 200 44 23 6.7 3.7
16000 -7.3 18.9 185 35 18 8.3 4.6 | -7.5 18.5 195 40 21 6.5 3.6
14000 -2.4 27.7 180 32 17 6.7 3.7 | -3.2 26.2 190 35 18 8.0 4.4
12000 1.4 34.5 175 27 14 7.7 4.3 | 1.1 34.0 185 28 15 7.2 3.9
10000 5.9 42.6 180 19 10 8.4 4.6 | 5.3 41.5 180 24 12 7.6 4.2
9000 8.3 46.9 185 17 9 8.7 4.8 | 7.4 45.3 180 21 11 7.3 4.0
8000 11.6 52.9 195 16 8 10.0 5.5 | 10.2 50.4 180 17 9 9.1 5.0
7500 12.4 54.3 195 18 9 4.6 2.5 | 11.0 51.8 180 18 9 4.8 2.6
7000 13.5 56.3 195 18 9 7.6 4.2 | 12.0 53.6 180 17 9 6.9 3.8
6500 14.4 57.9 190 20 10 5.0 2.8 | 13.0 55.4 175 17 9 6.7 3.7
6000 15.2 59.4 180 21 11 5.3 2.9 | 14.0 57.2 170 17 9 6.5 3.6
5500 15.9 60.6 170 22 12 5.1 2.8 | 15.0 59.0 165 17 9 7.9 4.3
5000 16.7 62.1 155 23 12 6.7 3.7 | 16.1 61.0 165 16 8 8.6 4.7
4750 17.3 63.1 155 25 13 7.9 4.3 | 16.8 62.2 165 16 8 9.8 5.4
4500 17.7 63.9 150 23 12 5.1 2.8 | 17.5 63.5 165 16 8 9.3 5.1
4250 18.1 64.6 145 21 11 4.2 2.3 | 18.2 64.8 160 15 7 9.1 5.0
4000 18.3 64.9 140 19 10 1.3 0.7 | 18.9 66.0 160 14 7 11.4 6.3
3750 18.2 64.8 135 19 10 -3.8 -2.1 | 19.8 67.6 165 14 7 10.5 5.8
3500 17.8 64.0 130 15 8 -6.1 -3.3 | 20.4 68.7 165 13 6 6.2 3.4
3400 17.8 64.0 130 15 8 -6.1 -3.3 | 20.4 68.7 165 13 6 6.2 3.4
3300 17.3 63.1 125 11 6 -11.1 -6.1 | 20.9 69.6 165 11 6 11.9 6.5
3200 17.3 63.1 125 11 6 -11.1 -6.1 | 20.9 69.6 165 11 6 11.9 6.5
3100 17.3 63.1 125 11 6 -11.1 -6.1 | 20.9 69.6 165 11 6 11.9 6.5
3000 15.4 59.7 115 9 5 -50.9 -27.9 | 22.6 72.7 165 12 6 37.7 20.7
2900 M M M M M M M | M M M M M M M
10/10/2025 AT 1500 MDT | 10/10/2025 AT 1800 MDT
|
CAPE... +339.8 LI... -1.9 | CAPE... +294.4 LI... -2.8
CINH... -5.3 K INDEX... +17.6 | CINH... -23.2 K INDEX... +27.3
|
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 -56.0 -68.8 225 72 37 0.3 0.2 | -56.9 -70.4 220 74 38 -0.5 -0.3
38000 -52.6 -62.7 225 73 37 6.6 3.6 | -53.1 -63.6 220 74 38 7.1 3.9
36000 -48.6 -55.5 225 73 38 6.6 3.6 | -48.8 -55.8 220 74 38 7.1 3.9
34000 -43.9 -47.0 220 73 38 7.1 3.9 | -44.3 -47.7 220 74 38 8.1 4.5
32000 -39.7 -39.5 220 73 38 7.1 3.9 | -39.4 -38.9 220 74 38 8.1 4.5
30000 -35.6 -32.1 215 72 37 6.6 3.6 | -34.9 -30.8 220 74 38 6.7 3.7
28000 -31.6 -24.9 215 71 36 6.6 3.6 | -30.8 -23.4 215 73 38 6.7 3.7
26000 -27.6 -17.7 210 67 34 6.8 3.7 | -26.5 -15.7 210 72 37 6.3 3.5
24000 -23.5 -10.3 210 62 32 6.9 3.8 | -22.8 -9.0 210 69 36 5.6 3.1
22000 -19.4 -2.9 205 59 30 6.9 3.8 | -19.4 -2.9 205 65 33 5.7 3.1
20000 -15.1 4.8 200 55 28 6.3 3.5 | -16.1 3.0 205 60 31 5.5 3.0
18000 -11.3 11.7 200 51 26 6.3 3.5 | -12.9 8.8 205 55 28 5.8 3.2
16000 -7.6 18.3 200 46 24 6.1 3.4 | -9.1 15.6 200 47 24 6.9 3.8
14000 -3.6 25.5 195 41 21 7.6 4.2 | -4.7 23.5 195 41 21 8.3 4.5
12000 0.8 33.4 190 34 17 8.0 4.4 | 0.3 32.5 195 35 18 9.0 5.0
10000 5.3 41.5 190 26 13 7.5 4.1 | 5.5 41.9 190 28 14 9.1 5.0
9000 7.2 45.0 185 23 12 7.8 4.3 | 8.8 47.8 185 23 12 9.2 5.1
8000 10.1 50.2 175 20 10 9.6 5.3 | 11.5 52.7 185 20 10 9.4 5.1
7500 11.4 52.5 170 19 10 8.7 4.8 | 12.9 55.2 185 19 10 9.4 5.2
7000 12.7 54.9 170 18 9 9.3 5.1 | 14.2 57.6 185 18 9 8.4 4.6
6500 14.3 57.7 170 18 9 10.4 5.7 | 15.7 60.3 185 17 9 10.8 5.9
6000 15.7 60.3 170 17 9 9.7 5.3 | 17.2 63.0 190 16 8 10.3 5.7
5500 17.1 62.8 170 16 8 9.8 5.3 | 18.6 65.5 185 15 8 8.8 4.8
5000 18.6 65.5 170 15 8 10.6 5.8 | 20.0 68.0 190 13 7 9.4 5.1
4750 19.4 66.9 170 16 8 10.7 5.8 | 20.7 69.3 190 13 7 9.8 5.4
4500 20.1 68.2 170 15 8 9.3 5.1 | 21.5 70.7 190 12 6 9.1 5.0
4250 20.8 69.4 170 14 7 9.2 5.0 | 22.1 71.8 190 11 6 7.9 4.4
4000 21.5 70.7 170 13 6 9.6 5.3 | 22.7 72.9 190 10 5 10.1 5.5
3750 22.3 72.1 170 14 7 12.0 6.6 | 23.5 74.3 195 10 5 9.1 5.0
3500 23.3 73.9 170 13 7 14.1 7.7 | 24.0 75.2 195 9 5 5.4 2.9
3400 23.3 73.9 170 13 7 14.1 7.7 | 24.0 75.2 195 9 5 5.4 2.9
3300 24.3 75.7 170 12 6 13.3 7.3 | 24.5 76.1 195 8 4 7.1 3.9
3200 24.3 75.7 170 12 6 13.3 7.3 | 24.5 76.1 195 8 4 7.1 3.9
3100 24.3 75.7 170 12 6 13.3 7.3 | 24.5 76.1 195 8 4 7.1 3.9
3000 25.3 77.5 170 12 6 15.9 8.7 | 24.9 76.8 195 7 4 1.4 0.8
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
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