UXUS97 KBOI 151306 SRGBOI Soaring Forecast National Weather Service Boise, Idaho 706 AM MDT Wednesday, April 15, 2026 This forecast is for Wednesday, April 15, 2026: If the trigger temperature of 53.1 F/11.7 C is reached...then Thermal Soaring Index....................... Poor Maximum rate of lift........................ 0 ft/min (0.0 m/s) Maximum height of thermals.................. 8516 ft MSL (5655 ft AGL) Forecast maximum temperature................... 56.0 F/13.8 C Time of trigger temperature.................... 1445 MDT 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................. 2981 ft MSL (120 ft AGL) Thermal soaring outlook for Thursday 04/16..... Poor Wave Soaring Index............................. Not available Remarks... Sunrise/Sunset.................... 07:01:32 / 20:28:04 MDT Total possible sunshine........... 13 hr 26 min 32 sec (806 min 32 sec) Altitude of sun at 13:44:48 MDT... 55.04 degrees Upper air data from rawinsonde observation taken on 04/15/2026 at 0600 MDT Freezing level.................. 6803 ft MSL (3942 ft AGL) Convective condensation level... 8878 ft MSL (6017 ft AGL) Lifted condensation level....... 8740 ft MSL (5879 ft AGL) Lifted index.................... +7.9 K index......................... +17.5 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 -66.5 -87.7 280 72 37 6.4 3.5 51.6 124.9 24.4 M M 38000 -63.0 -81.4 280 69 35 6.4 3.5 47.9 118.2 22.6 M M 36000 -58.9 -74.0 275 66 34 7.6 4.2 45.4 113.8 21.6 M M 34000 -55.1 -67.2 270 63 32 4.3 2.4 42.4 108.3 20.1 M M 32000 -51.3 -60.3 270 60 31 8.8 4.8 39.4 102.9 18.5 M M 30000 -45.5 -49.9 265 57 29 9.0 4.9 38.3 101.0 18.3 M M 28000 -40.3 -40.5 265 56 29 8.6 4.7 37.5 99.4 18.1 M M 26000 -35.4 -31.7 265 55 29 6.0 3.3 36.3 97.4 17.6 M M 24000 -31.2 -24.2 265 53 27 7.7 4.2 34.2 93.5 16.3 M M 22000 -26.3 -15.3 265 49 25 8.3 4.6 32.9 91.3 15.7 M M 20000 -22.1 -7.8 265 46 24 7.8 4.3 31.1 88.0 14.5 M M 18000 -17.8 -0.0 265 49 25 6.8 3.8 29.4 84.9 13.3 M M 16000 -14.0 6.8 255 37 19 5.9 3.2 26.3 79.4 10.9 M M 14000 -10.5 13.1 255 28 14 6.0 3.3 23.7 74.6 8.7 M M 12000 -6.8 19.8 265 26 13 5.9 3.3 21.4 70.5 6.8 M M 10000 -3.9 25.0 245 36 18 3.9 2.2 18.2 64.8 3.9 M M 9000 -4.5 23.9 245 30 15 7.4 4.0 14.5 58.1 0.5 M M 8000 -2.6 27.3 250 25 13 6.4 3.5 13.5 56.2 -0.5 313 1.6 7500 -1.6 29.1 260 22 11 6.5 3.6 12.9 55.3 -1.0 270 1.4 7000 -0.7 30.7 270 19 10 8.0 4.4 12.4 54.3 -1.5 226 1.2 6500 0.7 33.3 295 15 8 9.3 5.1 12.4 54.3 -1.6 170 0.9 6000 2.1 35.8 300 13 7 9.4 5.1 12.3 54.2 -1.7 113 0.6 5500 3.5 38.3 305 12 6 9.4 5.2 12.3 54.1 -1.7 56 0.3 5000 4.9 40.8 310 10 5 9.4 5.2 12.2 53.9 -1.8 M M 4750 5.6 42.1 315 9 5 9.4 5.2 12.2 53.9 -1.8 M M 4500 6.3 43.3 320 9 5 9.5 5.2 12.2 53.9 -1.9 M M 4250 7.0 44.6 320 10 5 9.5 5.2 12.1 53.8 -1.9 M M 4000 7.8 46.0 325 10 5 9.4 5.2 12.1 53.8 -1.9 M M 3750 8.5 47.3 325 9 5 9.6 5.2 12.1 53.8 -1.9 M M 3500 9.2 48.6 325 8 4 9.2 5.0 12.1 53.7 -2.0 M M 3400 9.9 49.8 325 7 3 10.6 5.8 12.0 53.7 -2.0 M M 3300 9.9 49.8 325 7 3 10.6 5.8 12.0 53.7 -2.0 M M 3200 10.6 51.1 320 5 3 5.3 2.9 12.0 53.6 -2.0 M M 3100 10.6 51.1 320 5 3 5.3 2.9 12.0 53.6 -2.0 M M 3000 10.6 51.1 320 5 3 5.3 2.9 12.0 53.6 -2.0 M M 2900 9.4 48.9 320 4 2 -44.8 -24.6 10.3 50.5 -3.9 M M * * * * * * Numerical weather prediction model forecast data valid * * * * * * 04/15/2026 at 0900 MDT | 04/15/2026 at 1200 MDT | CAPE... +2.9 LI... +3.9 | CAPE... +7.4 LI... +3.3 CINH... -4.5 K Index... +22.4 | CINH... -3.7 K Index... +23.3 | 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 -62.2 -80.0 260 62 32 -1.6 -0.9 | -62.0 -79.6 250 68 35 -1.5 -0.8 38000 -61.8 -79.2 260 69 36 6.1 3.3 | -61.6 -78.9 250 76 39 5.6 3.1 36000 -58.1 -72.6 260 70 36 6.1 3.4 | -58.2 -72.8 250 77 39 5.7 3.1 34000 -54.4 -65.9 260 71 36 6.4 3.5 | -54.7 -66.5 250 77 40 6.1 3.4 32000 -50.4 -58.7 260 68 35 6.8 3.7 | -50.6 -59.1 250 73 38 6.9 3.8 30000 -46.3 -51.3 260 66 34 7.5 4.1 | -46.5 -51.7 255 70 36 7.6 4.2 28000 -41.6 -42.9 260 63 32 7.8 4.3 | -41.7 -43.1 250 65 34 8.0 4.4 26000 -37.0 -34.6 260 60 31 7.8 4.3 | -36.9 -34.4 250 61 32 7.7 4.2 24000 -31.8 -25.2 255 58 30 7.9 4.3 | -31.8 -25.2 250 58 30 7.8 4.3 22000 -27.5 -17.5 255 55 28 7.0 3.9 | -27.7 -17.9 250 54 28 6.7 3.7 20000 -23.2 -9.8 255 51 26 7.4 4.1 | -23.5 -10.3 250 51 26 7.3 4.0 18000 -18.8 -1.8 255 46 24 8.0 4.4 | -19.2 -2.6 245 49 25 7.5 4.1 16000 -14.3 6.3 245 41 21 7.1 3.9 | -14.9 5.2 245 45 23 7.1 3.9 14000 -10.6 12.9 240 39 20 6.1 3.4 | -11.2 11.8 245 40 20 5.9 3.2 12000 -7.8 18.0 240 36 19 4.2 2.3 | -8.1 17.4 255 37 19 5.3 2.9 10000 -5.2 22.6 250 33 17 4.9 2.7 | -5.0 23.0 255 34 18 5.6 3.1 9000 -3.7 25.3 245 31 16 5.4 3.0 | -3.5 25.7 255 32 17 5.2 2.9 8000 -1.7 28.9 240 26 13 5.2 2.8 | -1.5 29.3 250 28 15 6.3 3.5 7500 -1.1 30.0 235 24 12 3.2 1.8 | -0.7 30.7 245 27 14 5.3 2.9 7000 -0.5 31.1 230 21 11 4.2 2.3 | 0.0 32.0 240 26 13 4.8 2.6 6500 0.1 32.2 225 18 9 5.0 2.8 | 0.8 33.4 230 24 12 5.9 3.3 6000 0.9 33.6 225 14 7 5.4 3.0 | 1.8 35.2 225 21 11 7.9 4.4 5500 2.0 35.6 220 12 6 8.3 4.6 | 3.0 37.4 215 18 9 7.1 3.9 5000 3.1 37.6 215 8 4 7.6 4.2 | 3.9 39.0 200 14 7 6.6 3.6 4750 3.6 38.5 210 6 3 7.9 4.3 | 4.4 39.9 185 13 7 6.3 3.4 4500 4.2 39.6 215 4 2 7.0 3.9 | 4.8 40.6 175 12 6 5.8 3.2 4250 4.7 40.5 205 3 1 6.3 3.4 | 5.2 41.4 170 11 6 5.5 3.0 4000 5.1 41.2 175 2 1 6.2 3.4 | 5.7 42.3 160 10 5 6.5 3.6 3750 5.6 42.1 070 1 1 6.3 3.4 | 6.2 43.2 155 10 5 7.9 4.3 3500 6.0 42.8 065 2 1 7.3 4.0 | 6.8 44.2 150 10 5 7.9 4.3 3400 6.0 42.8 065 2 1 7.3 4.0 | 6.8 44.2 150 10 5 7.9 4.3 3300 6.5 43.7 080 2 1 6.5 3.6 | 7.3 45.1 150 9 5 8.1 4.5 3200 6.5 43.7 080 2 1 6.5 3.6 | 7.3 45.1 150 9 5 8.1 4.5 3100 6.5 43.7 080 2 1 6.5 3.6 | 7.3 45.1 150 9 5 8.1 4.5 3000 6.9 44.4 060 3 2 2.1 1.2 | 7.9 46.2 145 8 4 7.5 4.1 2900 M M M M M M M | M M M M M M M 04/15/2026 at 1500 MDT | 04/15/2026 at 1800 MDT | CAPE... +297.6 LI... -0.8 | CAPE... +343.5 LI... -1.4 CINH... -2.9 K Index... +25.9 | CINH... -1.7 K Index... +25.1 | 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 -60.9 -77.6 245 71 37 -2.9 -1.6 | -58.6 -73.5 250 73 38 -2.4 -1.3 38000 -61.4 -78.5 245 80 41 4.9 2.7 | -59.4 -74.9 245 81 42 2.9 1.6 36000 -58.2 -72.8 245 82 42 5.2 2.9 | -57.8 -72.0 245 85 44 2.7 1.5 34000 -55.1 -67.2 245 84 43 5.4 3.0 | -56.1 -69.0 245 89 46 2.1 1.2 32000 -50.9 -59.6 245 82 42 7.1 3.9 | -51.9 -61.4 245 89 46 7.7 4.2 30000 -46.6 -51.9 250 80 41 7.5 4.1 | -47.3 -53.1 250 89 46 7.8 4.3 28000 -41.7 -43.1 250 77 40 8.2 4.5 | -42.4 -44.3 250 87 45 8.2 4.5 26000 -36.4 -33.5 250 75 39 7.3 4.0 | -37.0 -34.6 250 84 43 7.5 4.1 24000 -32.0 -25.6 250 76 39 7.4 4.0 | -32.5 -26.5 255 80 41 7.5 4.1 22000 -27.9 -18.2 250 71 36 6.7 3.7 | -28.6 -19.5 250 73 37 6.1 3.3 20000 -24.1 -11.4 245 65 33 6.2 3.4 | -25.0 -13.0 250 66 34 6.0 3.3 18000 -20.4 -4.7 245 59 30 6.4 3.5 | -21.4 -6.5 245 64 33 5.8 3.2 16000 -16.5 2.3 245 57 29 6.7 3.7 | -17.8 -0.0 245 60 31 6.7 3.7 14000 -12.7 9.1 250 55 28 6.4 3.5 | -13.2 8.2 245 55 28 7.6 4.1 12000 -8.7 16.3 250 50 26 6.9 3.8 | -8.8 16.2 240 48 25 7.4 4.1 10000 -4.6 23.7 245 43 22 7.0 3.8 | -4.8 23.4 245 42 22 6.7 3.7 9000 -2.0 28.4 235 37 19 7.3 4.0 | -2.3 27.9 250 37 19 6.9 3.8 8000 0.1 32.2 230 32 17 6.5 3.5 | -0.3 31.5 255 32 16 6.7 3.7 7500 1.2 34.2 225 31 16 9.9 5.4 | 0.7 33.3 255 31 16 8.1 4.4 7000 2.5 36.5 225 29 15 7.3 4.0 | 1.8 35.2 255 29 15 6.7 3.7 6500 3.7 38.7 220 26 14 10.0 5.5 | 3.0 37.4 260 29 15 10.4 5.7 6000 5.0 41.0 215 23 12 7.7 4.2 | 4.5 40.1 260 27 14 10.0 5.5 5500 6.0 42.8 200 19 10 7.4 4.1 | 5.9 42.6 260 26 13 8.5 4.7 5000 7.3 45.1 195 17 9 8.7 4.8 | 7.2 45.0 265 23 12 8.6 4.7 4750 7.9 46.2 195 16 8 8.4 4.6 | 7.8 46.0 265 22 12 10.1 5.5 4500 8.5 47.3 190 16 8 8.8 4.8 | 8.6 47.5 265 22 11 9.9 5.4 4250 9.2 48.6 190 15 8 9.9 5.4 | 9.2 48.6 265 20 10 8.1 4.4 4000 9.9 49.8 185 13 7 8.6 4.7 | 9.9 49.8 265 18 9 9.0 5.0 3750 10.5 50.9 185 13 7 8.7 4.8 | 10.5 50.9 265 16 8 8.5 4.7 3500 11.2 52.2 180 13 7 10.8 5.9 | 11.0 51.8 265 14 7 7.1 3.9 3400 11.2 52.2 180 13 7 10.8 5.9 | 11.0 51.8 265 14 7 7.1 3.9 3300 12.0 53.6 180 12 6 10.7 5.9 | 11.5 52.7 265 12 6 7.3 4.0 3200 12.0 53.6 180 12 6 10.7 5.9 | 11.5 52.7 265 12 6 7.3 4.0 3100 12.0 53.6 180 12 6 10.7 5.9 | 11.5 52.7 265 12 6 7.3 4.0 3000 12.8 55.0 175 11 6 12.0 6.6 | 12.0 53.6 265 10 5 6.3 3.4 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