UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for KBOI... Searching the city database file for: KBOI ... Date:1200Z 17 APR 25 Station: KBOI WMO ident: 72681 Latitude: 43.57 Longitude: -116.22 Elevation: 874.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 77 1 925 724 SFC 909 874 40.0 21.0 34 19.0 25.6 340 14 321.8 325.2 301.9 377.7 17.48 3 343 8120 -37.3 -70.3 2 33.0 -38.4 339 27 320.3 320.3 288.8 320.3 0.01 4 325 8472 -40.1 -72.1 2 32.0 -40.9 312 25 321.4 321.4 289.2 321.4 0.01 5 312 8736 -40.9 -72.9 2 32.0 -41.7 302 25 324.1 324.1 290.0 324.1 0.01 6 308 8820 -40.9 -72.9 2 32.0 -41.7 300 25 325.3 325.3 290.3 325.3 0.01 7 300 8990 -42.3 -73.3 2 31.0 -43.0 310 28 325.7 325.7 290.5 325.8 0.01 8 295 9104 -42.9 -73.9 2 31.0 -43.6 310 28 326.5 326.5 290.7 326.5 0.01 9 282 9408 -43.3 -75.3 2 32.0 -44.0 327 31 330.1 330.1 291.7 330.1 0.00 10 273 9627 -42.3 -74.3 2 32.0 -43.1 324 36 334.6 334.6 293.0 334.7 0.01 11 260 9957 -43.1 -76.1 1 33.0 -43.9 333 30 338.2 338.2 293.9 338.2 0.00 12 250 10220 -45.1 -77.1 2 32.0 -45.7 330 32 339.0 339.0 294.1 339.0 0.00 13 243 10409 -45.5 -77.5 2 32.0 -46.2 326 31 341.2 341.2 294.6 341.2 0.00 14 231 10743 -48.3 -78.3 2 30.0 -48.8 320 29 341.9 341.9 294.8 341.9 0.00 15 212 11302 -50.9 -79.9 2 29.0 -51.3 320 33 346.3 346.3 295.8 346.4 0.00 16 201 11648 -50.9 -81.9 1 31.0 -51.4 315 38 351.7 351.7 297.0 351.7 0.00 17 200 11680 -50.5 -81.5 1 31.0 -51.0 315 39 352.8 352.8 297.3 352.8 0.00 18 199 11713 -49.3 -81.3 1 32.0 -49.8 315 39 355.2 355.2 297.7 355.2 0.00 19 172 12663 -52.5 -82.5 1 30.0 -52.9 326 27 365.0 365.0 299.7 365.1 0.00 20 165 12934 -49.9 -81.9 1 32.0 -50.5 329 31 373.8 373.8 301.2 373.8 0.00 21 150 13550 -55.3 -83.3 2 28.0 -55.6 340 11 374.8 374.8 301.4 374.8 0.00 22 142 13897 -58.5 -84.5 2 26.0 -58.7 310 13 375.1 375.1 301.5 375.1 0.00 23 136 14170 -54.5 -83.5 2 29.0 -54.9 296 18 386.9 386.9 303.3 386.9 0.00 24 122 14859 -58.3 -85.3 2 27.0 -58.6 287 31 392.1 392.1 304.1 392.1 0.00 25 119 15016 -57.5 -85.5 2 28.0 -57.8 288 33 396.4 396.4 304.7 396.4 0.00 26 117 15124 -53.9 -84.9 1 31.0 -54.4 289 34 405.0 405.0 305.9 405.0 0.00 27 111 15460 -55.9 -84.9 1 29.0 -56.3 281 32 407.4 407.4 306.2 407.4 0.00 28 109 15576 -54.5 -84.5 1 30.0 -55.0 276 31 412.1 412.1 306.7 412.2 0.00 29 106 15754 -55.3 -85.3 1 30.0 -55.8 269 28 413.9 413.9 307.0 413.9 0.00 30 105 15815 -52.9 -84.9 1 32.0 -53.5 266 27 419.6 419.6 307.7 419.6 0.00 31 103 15939 -52.3 -84.3 1 32.0 -53.0 270 24 423.1 423.1 308.1 423.1 0.00 32 100 16130 -53.1 -84.1 1 31.0 -53.8 280 17 425.1 425.1 308.3 425.1 0.00 33 98 16260 -52.9 -84.9 1 32.0 -53.6 280 17 428.0 428.0 308.6 428.0 0.00 34 84 17238 -59.1 -86.1 2 27.0 -59.5 250 19 434.7 434.7 309.3 434.7 0.00 35 81 17466 -57.3 -86.3 1 29.0 -57.8 258 23 442.9 442.9 310.1 442.9 0.00 36 75 17951 -57.7 -86.7 1 29.0 -58.2 274 32 451.9 451.9 311.0 452.0 0.00 37 73 18123 -55.3 -86.3 1 31.0 -56.0 275 30 460.5 460.5 311.8 460.5 0.00 38 70 18390 -54.9 -85.9 1 31.0 -55.6 285 21 466.9 466.9 312.4 467.0 0.00 39 69 18482 -53.1 -85.1 1 32.0 -54.1 285 23 472.7 472.7 312.8 472.7 0.00 40 62 19166 -57.3 -86.3 1 29.0 -57.9 238 9 478.1 478.1 313.3 478.1 0.00 41 60 19373 -57.3 -87.3 1 30.0 -58.0 249 12 482.6 482.6 313.7 482.6 0.00 42 58 19588 -57.3 -86.3 1 29.0 -58.0 266 17 487.3 487.3 314.0 487.3 0.00 43 55 19923 -57.9 -86.9 1 29.0 -58.6 296 21 493.4 493.4 314.5 493.4 0.00 44 52 20280 -54.5 -85.5 1 31.0 -55.5 296 14 509.3 509.3 315.6 509.3 0.01 45 50 20530 -56.5 -86.5 1 30.0 -57.3 160 11 510.3 510.3 315.7 510.4 0.00 46 48 20788 -58.5 -87.5 1 29.0 -59.2 169 10 511.6 511.6 315.8 511.6 0.00 47 45 21196 -56.1 -87.1 1 31.0 -57.1 226 8 526.9 526.9 316.7 526.9 0.00 48 42 21633 -58.1 -87.1 1 29.0 -58.9 228 9 532.5 532.5 317.1 532.5 0.00 49 39 22102 -56.1 -87.1 1 31.0 -57.2 244 12 548.9 548.9 318.1 549.0 0.01 50 38 22267 -56.9 -86.9 1 30.0 -57.9 278 13 551.0 551.0 318.2 551.0 0.01 51 37 22436 -54.9 -85.9 1 31.0 -56.2 300 6 560.3 560.3 318.6 560.4 0.01 52 34 22975 -56.9 -86.9 1 30.0 -58.0 346 10 568.8 568.8 319.1 568.8 0.01 53 33 23164 -55.7 -86.7 1 31.0 -57.1 340 10 576.9 576.9 319.5 576.9 0.01 54 31 23561 -57.1 -87.1 1 30.0 -58.3 28 10 583.5 583.5 319.8 583.5 0.01 55 30 23770 -54.5 -86.5 1 32.0 -56.2 25 6 596.1 596.1 320.5 596.1 0.01 56 29 23988 -53.7 -85.7 1 32.0 -55.6 46 5 604.1 604.1 320.8 604.1 0.01 57 27 24444 -56.3 -86.3 1 30.0 -57.8 83 3 609.2 609.2 321.0 609.3 0.01 58 26 24686 -52.9 -85.9 1 33.0 -55.1 77 6 625.5 625.5 321.7 625.6 0.01 59 25 24938 -54.5 -85.5 1 31.0 -56.5 71 9 628.0 628.0 321.8 628.0 0.01 60 23 25475 -52.3 -85.3 1 33.0 -54.9 32 4 649.6 649.6 322.7 649.7 0.01 61 20 26380 -52.1 -85.1 1 33.0 -55.0 85 9 676.7 676.7 323.7 676.8 0.01 62 20 26380 -52.7 -85.7 1 33.0 -55.5 85 9 674.9 674.9 323.6 675.0 0.01 63 19 26712 -51.1 -85.1 1 34.0 -54.4 92 9 689.8 689.8 324.1 689.9 0.01 64 17 27435 -51.7 -84.7 1 33.0 -55.1 84 12 710.2 710.2 324.7 710.3 0.02 65 15 28252 -48.7 -83.7 1 35.0 -53.4 39 10 746.0 746.0 325.8 746.2 0.02 66 13 29191 -49.5 -83.5 1 34.0 -54.4 141 11 774.4 774.4 326.6 774.7 0.03 67 12 29717 -47.5 -83.5 1 36.0 -53.4 111 10 799.4 799.5 327.3 799.7 0.03 68 10 30930 -44.5 -81.5 1 37.0 -52.4 80 14 853.4 853.5 328.5 853.9 0.05 69 10 30930 -45.3 -82.3 1 37.0 -52.8 80 14 850.5 850.5 328.4 850.9 0.05 70 10 30930 -46.1 -82.1 1 36.0 -53.3 80 14 847.5 847.5 328.4 847.9 0.05 71 9.7 31133 -43.5 -81.5 1 38.0 -52.1 82 13 864.7 864.7 328.7 865.2 0.05 72 9.2 31488 -44.3 -81.3 1 37.0 -52.7 86 12 874.8 874.8 329.0 875.4 0.06 73 8.1 32346 -41.9 -80.9 1 39.0 -52.1 95 10 916.8 916.8 329.8 917.5 0.07 74 7.6 32775 -43.5 -81.5 1 38.0 -53.1 99 9 927.2 927.2 329.9 927.9 0.07 75 7.0 33330 -41.9 -80.9 1 39.0 -52.8 105 7 955.8 955.9 330.5 956.7 0.08 TRP 212 11302 -50.9 -79.9 2 29.0 -51.3 320 33 346.3 346.3 295.8 346.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5241.13 m Freezing level: 616.12 mb = 4623.65 m = 15169.26 ft Wetbulb zero: 682.32 mb = 3006.67 m = 9864.28 ft Precipitable water: 1.93 inches Sfc-500 mean rel hum: 21.33 % Est. max temperature: 41.51 C = 106.73 F Sfc-Lift cond lev (LCL): 693.60 mb = 2884.75 m = 9464.30 ft T: 18.55 C 700-500 lapse rate: 10.67 C/km Conv cond level (CCL): 634.43 mb = 3547.74 m = 11639.44 ft Mean mixing ratio: 13.55 g/kg Conv temperature: 42.31 C = 108.16 F Cap Strength: 1.56 C Lifted Index: -9.48 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -21.69 C Lifted Index @700 mb: 1.33 C Showalter Index: -8.48 C Risk: Severe thunderstorms probable Total Totals Index: 64.21 C Risk: Severe Thunderstorms probable Vertical Totals Index: 42.09 C Cross Totals Index: 22.12 C K Index: 34.05 Risk: 60-80 % chance of thunderstorms Sweat Index: 532.13 Risk: Severe Thunderstorms possible Energy Index: -8.15 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4775.42 J/kg Max Up Vert Vel: 97.73 m/s Conv Inhibition (B-): 48.99 J/kg Cap Strength: 1.56 C Lift Cond Lev (LCL): 650.26 mb = 3364.50 m = 11038.26 ft Lev Free Conv (LFC): 625.26 mb = 3655.99 m = 11994.56 ft Equ Level (EL): 165.26 mb = 12923.39 m = 42399.07 ft B at Equ Level: 4718.96 J/kg Max Parcel Lev (MPL): 75.26 mb = 17929.57 m = 58823.33 ft Wind level data Storm motion: 351 at 14 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 909 874 340 14 4.8 -13.2 | 256 3 2.5 0.6 1 871 1219 315 32 22.6 -22.6 | 293 22 20.4 -8.8 2 850 1417 325 34 19.5 -27.9 | 309 22 17.3 -14.1 3 839 1524 330 35 17.5 -30.3 | 317 22 15.3 -16.5 4 807 1829 340 29 9.9 -27.3 | 330 15 7.7 -13.5 5 776 2134 330 24 12.0 -20.8 | 306 12 9.8 -7.0 6 746 2438 335 23 9.7 -20.8 | 313 10 7.5 -7.1 7 718 2743 330 24 12.0 -20.8 | 306 12 9.8 -7.0 8 700 2944 315 20 14.1 -14.1 | 272 12 11.9 -0.4 9 690 3048 315 21 14.8 -14.8 | 275 13 12.6 -1.1 10 636 3658 330 16 8.0 -13.9 | 271 6 5.8 -0.1 11 585 4267 350 12 2.1 -11.8 | 175 2 -0.2 2.0 12 539 4877 345 6 1.6 -5.8 | 175 8 -0.7 8.0 13 500 5430 270 16 16.0 -0.0 | 225 19 13.8 13.8 14 496 5486 260 22 21.7 3.8 | 228 26 19.4 17.6 15 475 5791 255 18 17.4 4.7 | 219 24 15.1 18.4 16 455 6096 315 19 13.4 -13.4 | 268 11 11.2 0.4 17 418 6706 325 13 7.5 -10.6 | 239 6 5.2 3.1 18 400 7010 305 12 9.8 -6.9 | 228 10 7.6 6.9 19 400 7010 270 10 10.0 -0.0 | 209 16 7.8 13.8 20 383 7315 320 13 8.4 -10.0 | 238 7 6.1 3.8 21 366 7620 325 21 12.0 -17.2 | 289 10 9.8 -3.4 22 350 7925 350 27 4.7 -26.6 | 349 13 2.4 -12.8 23 321 8534 305 25 20.5 -14.3 | 272 18 18.2 -0.5 24 307 8839 300 25 21.7 -12.5 | 266 19 19.4 1.3 25 300 8990 310 28 21.4 -18.0 | 282 20 19.2 -4.2 26 293 9144 310 28 21.4 -18.0 | 282 20 19.2 -4.2 27 280 9449 330 31 15.5 -26.8 | 315 19 13.3 -13.1 28 268 9754 320 39 25.1 -29.9 | 305 28 22.8 -16.1 29 256 10058 340 25 8.6 -23.5 | 327 12 6.3 -9.7 30 250 10220 330 32 16.0 -27.7 | 315 20 13.8 -13.9 31 223 10973 315 27 19.1 -19.1 | 287 18 16.8 -5.3 32 212 11302 320 33 21.2 -25.3 | 301 22 19.0 -11.5 33 200 11680 315 39 27.6 -27.6 | 299 29 25.3 -13.8 34 194 11887 315 39 27.6 -27.6 | 299 29 25.3 -13.8 35 176 12497 325 24 13.8 -19.7 | 297 13 11.5 -5.9 36 161 13106 330 34 17.0 -29.4 | 317 22 14.8 -15.7 37 153 13411 330 19 9.5 -16.5 | 290 8 7.3 -2.7 38 150 13550 340 11 3.8 -10.3 | 204 4 1.5 3.5 39 139 14021 300 14 12.1 -7.0 | 236 12 9.9 6.8 40 127 14630 285 28 27.0 -7.2 | 255 26 24.8 6.5 41 115 15240 290 35 32.9 -12.0 | 267 31 30.6 1.8 42 105 15850 265 27 26.9 2.4 | 237 29 24.7 16.1 43 100 16130 280 17 16.7 -3.0 | 233 18 14.5 10.8 44 95 16459 280 17 16.7 -3.0 | 233 18 14.5 10.8 45 90 16764 235 11 9.0 6.3 | 199 21 6.8 20.1 46 78 17678 265 27 26.9 2.4 | 237 29 24.7 16.1 47 75 17983 275 32 31.9 -2.8 | 250 32 29.6 11.0 48 71 18288 275 27 26.9 -2.4 | 245 27 24.7 11.4 49 70 18390 285 21 20.3 -5.4 | 245 20 18.0 8.4 50 68 18593 285 25 24.1 -6.5 | 252 23 21.9 7.3 51 65 18898 260 12 11.8 2.1 | 211 19 9.6 15.9 52 62 19202 235 8 6.6 4.6 | 193 19 4.3 18.4 53 56 19812 285 22 21.3 -5.7 | 247 21 19.0 8.1 54 53 20117 315 19 13.4 -13.4 | 268 11 11.2 0.4 55 51 20422 280 10 9.8 -1.7 | 212 14 7.6 12.1 56 50 20530 160 11 -3.8 10.3 | 166 25 -6.0 24.1 57 48 20726 160 10 -3.4 9.4 | 166 24 -5.7 23.2 58 44 21336 245 8 7.3 3.4 | 196 18 5.0 17.2 59 40 21946 210 10 5.0 8.7 | 187 23 2.8 22.5 60 38 22250 275 14 13.9 -1.2 | 223 17 11.7 12.6 61 36 22555 315 1 0.7 -0.7 | 173 13 -1.5 13.1 62 35 22860 350 10 1.7 -9.8 | 173 4 -0.5 3.9 63 33 23165 340 10 3.4 -9.4 | 195 5 1.2 4.4 64 31 23470 30 12 -6.0 -10.4 | 112 9 -8.2 3.4 65 30 23770 25 6 -2.5 -5.4 | 150 10 -4.8 8.4 66 27 24384 85 2 -2.0 -0.2 | 163 14 -4.2 13.6 67 25 24994 70 10 -9.4 -3.4 | 132 16 -11.6 10.4 68 24 25298 80 10 -9.8 -1.7 | 135 17 -12.1 12.1 69 23 25603 0 0 -0.0 -0.0 | 171 14 -2.2 13.8 70 21 26213 0 0 -0.0 -0.0 | 171 14 -2.2 13.8 71 20 26380 85 9 -9.0 -0.8 | 139 17 -11.2 13.0 72 18 27127 100 10 -9.8 1.7 | 142 20 -12.1 15.5 73 17 27432 85 12 -12.0 -1.0 | 132 19 -14.2 12.7 74 16 27737 55 11 -9.0 -6.3 | 124 14 -11.3 7.5 75 16 28042 50 11 -8.4 -7.1 | 122 13 -10.7 6.7 76 15 28346 35 10 -5.7 -8.2 | 125 10 -8.0 5.6 77 14 28651 80 15 -14.8 -2.6 | 123 20 -17.0 11.2 78 14 28956 100 17 -16.7 3.0 | 131 25 -19.0 16.7 79 13 29261 150 10 -5.0 8.7 | 162 24 -7.2 22.5 80 12 29870 100 10 -9.8 1.7 | 142 20 -12.1 15.5 81 10 30930 80 14 -13.8 -2.4 | 125 20 -16.0 11.4 82 7 33330 105 7 -6.8 1.8 | 150 18 -9.0 15.6 Wind Parameters Mean winds (0-6000m): 320.8 at 18.6 knts Storm direction: 350.8 at 14.0 knts Shear (0-3000m) pos: 3.1 neg: 3.3 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 8.0 deg Storm rel helicity (0-3000m) pos: 76.7 neg: -48.2 tot: 28.5 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 0.4 10^-3/s Energy-Hel index: 2.23 Bulk Rich Number: 659.83 Bulk Shear: 7.24 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 321 26 295 15| 0.0 21.2 21.2| 26.7 -3.8 22.9 45.8 0.29| 24.7 7.1 1000 327 29 309 17| 5.1 10.6 15.7| 71.3 -4.6 66.7 66.7 0.40| 18.9 7.6 1500 329 28 310 16| 3.4 6.0 9.4| 74.2 -21.4 52.8 35.2 0.25| 15.1 3.8 2000 330 27 309 15| 2.6 4.9 7.5| 74.6 -39.7 34.9 17.5 0.10| 13.0 1.3 2500 328 25 304 14| 2.6 4.0 6.6| 76.7 -46.6 30.1 12.0 0.06| 11.7 0.7 3000 328 24 301 12| 3.1 3.3 6.4| 76.7 -48.2 28.5 9.5 0.04| 10.7 0.4 4000 330 20 296 9| 2.9 2.4 5.2| 76.7 -50.1 26.6 6.6 -0.01| 9.3 -0.1 5000 322 19 278 10| 2.3 3.7 6.0|118.3 -73.8 44.5 8.9 0.07| 10.7 0.8 6000 321 19 274 10| 2.6 3.0 5.6|160.7 -82.8 77.9 13.0 0.10| 10.9 1.1 Wrote GIF file: /home/apache/climate/data/raob//KBOI/skewt/KBOI.skewt.20250417.12.gif