UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for KBOI... Searching the city database file for: KBOI ... Date:1200Z 23 DEC 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 84 1 925 750 SFC 912 874 7.0 5.5 90 1.5 6.2 230 3 287.6 288.7 283.5 305.2 6.21 3 908 910 10.6 3.6 62 7.0 7.0 220 5 291.7 292.7 284.4 307.4 5.46 4 899 992 10.2 4.2 66 6.0 7.1 197 9 292.1 293.1 284.8 308.7 5.75 5 889 1084 11.2 3.2 58 8.0 7.0 172 13 294.1 295.1 285.2 309.9 5.42 6 856 1396 9.6 1.6 57 8.0 5.5 154 21 295.6 296.5 285.4 310.4 5.02 7 850 1454 9.2 2.2 62 7.0 5.6 160 21 295.8 296.7 285.8 311.3 5.28 8 789 2066 3.4 0.6 82 2.8 2.0 186 14 295.9 296.9 285.6 310.9 5.07 9 785 2107 3.8 -0.5 73 4.3 1.7 188 13 296.8 297.7 285.6 310.7 4.70 10 747 2508 0.2 -1.4 89 1.6 -0.6 227 18 297.1 298.0 285.6 310.8 4.62 11 742 2562 0.8 -2.3 80 3.1 -0.6 229 19 298.4 299.1 285.8 311.4 4.35 12 701 3017 -2.5 -2.5 100 0.0 -2.5 230 36 299.6 300.4 286.5 313.2 4.54 13 700 3028 -2.5 -2.6 99 0.1 -2.6 230 36 299.7 300.5 286.5 313.3 4.51 14 690 3142 -3.3 -3.8 96 0.5 -3.5 231 38 300.1 300.8 286.3 312.7 4.18 15 688 3165 -3.1 -4.8 88 1.7 -3.8 231 38 300.5 301.2 286.1 312.3 3.89 16 681 3246 -3.7 -6.1 83 2.4 -4.7 232 39 300.7 301.4 285.9 311.6 3.56 17 642 3708 -7.7 -8.2 96 0.5 -7.9 235 46 301.3 301.9 285.7 311.1 3.21 18 636 3781 -8.1 -9.9 87 1.8 -8.8 235 48 301.7 302.2 285.5 310.4 2.83 19 635 3793 -8.3 -10.6 83 2.3 -9.1 235 49 301.6 302.1 285.2 309.9 2.68 20 634 3805 -7.7 -14.7 57 7.0 -10.0 235 49 302.4 302.8 284.7 308.5 1.93 21 607 4142 -10.7 -14.9 71 4.2 -12.1 232 55 302.7 303.1 284.9 309.0 1.98 22 595 4295 -11.9 -13.8 86 1.9 -12.5 230 55 303.1 303.5 285.3 310.0 2.21 23 593 4321 -11.9 -12.7 94 0.8 -12.2 230 55 303.4 303.8 285.7 311.0 2.43 24 592 4334 -11.3 -11.3 100 0.0 -11.3 230 55 304.2 304.7 286.3 312.7 2.72 25 576 4544 -12.1 -13.2 91 1.1 -12.5 230 54 305.7 306.1 286.5 313.2 2.40 26 546 4951 -15.1 -15.1 100 0.0 -15.1 230 53 306.8 307.2 286.6 313.7 2.17 27 501 5595 -19.7 -19.7 100 0.0 -19.7 230 63 308.8 309.1 286.8 314.1 1.60 28 500 5610 -19.9 -20.2 97 0.3 -20.0 230 63 308.8 309.1 286.6 313.8 1.54 29 497 5655 -19.9 -20.6 94 0.7 -20.1 230 63 309.3 309.6 286.8 314.2 1.49 30 469 6083 -23.1 -23.2 99 0.1 -23.1 235 67 310.5 310.7 287.0 314.7 1.26 31 467 6115 -22.1 -24.1 84 2.0 -22.5 235 67 312.1 312.4 287.4 316.0 1.17 32 460 6226 -22.9 -25.2 81 2.3 -23.4 236 68 312.5 312.7 287.5 316.1 1.07 33 452 6354 -23.7 -24.9 90 1.2 -23.9 236 69 313.1 313.3 287.7 316.8 1.12 34 446 6452 -24.3 -26.6 81 2.3 -24.8 237 70 313.5 313.7 287.7 316.8 0.97 35 440 6551 -25.1 -26.5 88 1.4 -25.4 237 71 313.7 313.9 287.8 317.1 1.00 36 436 6617 -25.5 -27.5 83 2.0 -25.9 237 71 314.0 314.2 287.8 317.1 0.92 37 411 7045 -27.3 -32.3 62 5.0 -28.0 239 75 317.0 317.2 288.5 319.2 0.62 38 402 7204 -28.5 -34.5 56 6.0 -29.3 240 77 317.5 317.6 288.5 319.3 0.51 39 400 7240 -28.7 -33.7 62 5.0 -29.4 240 77 317.7 317.8 288.6 319.7 0.55 40 344 8296 -37.9 -40.3 78 2.4 -38.1 240 85 319.2 319.3 288.9 320.4 0.33 41 335 8477 -39.5 -41.8 79 2.3 -39.7 240 87 319.5 319.5 288.9 320.5 0.29 42 327 8641 -40.9 -43.6 75 2.7 -41.1 240 88 319.7 319.8 288.9 320.7 0.25 43 300 9220 -45.5 -49.4 65 3.9 -45.7 240 95 321.2 321.3 289.3 321.8 0.14 44 296 9310 -46.3 -50.3 64 4.0 -46.5 239 97 321.3 321.4 289.3 321.8 0.13 45 280 9680 -48.3 -52.6 61 4.3 -48.5 235 103 323.6 323.6 290.0 324.0 0.10 46 277 9751 -48.7 -52.7 63 4.0 -48.8 234 104 324.0 324.0 290.1 324.4 0.10 47 258 10216 -52.9 -55.5 73 2.6 -52.9 230 110 324.5 324.5 290.2 324.8 0.08 48 251 10394 -54.3 -57.8 65 3.5 -54.4 230 113 325.0 325.0 290.3 325.2 0.06 49 250 10420 -54.5 -58.1 64 3.6 -54.6 230 115 325.0 325.1 290.3 325.3 0.06 50 243 10600 -55.3 -59.0 63 3.7 -55.4 231 122 326.5 326.5 290.7 326.7 0.06 51 228 11003 -57.3 -61.7 57 4.4 -57.4 232 137 329.4 329.5 291.6 329.6 0.04 52 207 11607 -59.9 -62.2 74 2.3 -59.9 234 160 334.6 334.6 293.0 334.8 0.04 53 202 11758 -60.7 -63.8 67 3.1 -60.7 235 166 335.7 335.7 293.3 335.8 0.04 54 200 11820 -61.1 -64.1 67 3.0 -61.2 235 168 336.0 336.0 293.3 336.1 0.03 55 195 11978 -62.5 -65.4 68 2.9 -62.6 235 169 336.2 336.2 293.4 336.3 0.03 56 193 12042 -63.1 -65.6 72 2.5 -63.1 235 169 336.3 336.3 293.4 336.4 0.03 57 190 12138 -63.9 -65.8 77 1.9 -63.9 235 169 336.5 336.5 293.4 336.6 0.03 58 185 12303 -64.1 -67.5 63 3.4 -64.1 237 159 338.7 338.7 294.0 338.8 0.02 59 181 12437 -64.3 -71.3 38 7.0 -64.4 239 146 340.5 340.5 294.4 340.6 0.01 60 180 12472 -64.5 -72.5 32 8.0 -64.6 240 143 340.7 340.7 294.5 340.8 0.01 61 150 13610 -57.7 -81.7 3 24.0 -58.0 235 87 370.7 370.7 300.7 370.7 0.00 62 100 16140 -62.5 -85.5 3 23.0 -62.7 245 56 407.0 407.0 306.1 407.0 0.00 63 97 16327 -62.9 -85.9 3 23.0 -63.1 245 56 409.8 409.8 306.5 409.8 0.00 64 93 16587 -60.9 -84.9 3 24.0 -61.2 243 61 418.7 418.7 307.6 418.7 0.00 65 84 17213 -63.7 -86.7 3 23.0 -63.9 238 52 425.3 425.3 308.3 425.4 0.00 66 81 17437 -62.3 -86.3 3 24.0 -62.6 231 50 432.7 432.7 309.1 432.7 0.00 67 70 18330 -64.9 -87.9 3 23.0 -65.1 240 46 445.5 445.5 310.4 445.6 0.00 68 68 18507 -65.5 -87.5 3 22.0 -65.7 241 47 448.0 448.0 310.7 448.0 0.00 69 61 19171 -65.3 -88.3 3 23.0 -65.5 246 52 462.5 462.5 312.0 462.5 0.00 70 60 19272 -63.9 -87.9 2 24.0 -64.2 246 52 467.9 467.9 312.4 467.9 0.00 71 58 19480 -65.9 -88.9 3 23.0 -66.1 248 54 467.9 467.9 312.5 467.9 0.00 72 57 19586 -63.9 -87.9 2 24.0 -64.2 249 55 474.8 474.8 313.0 474.8 0.00 73 56 19695 -64.7 -88.7 2 24.0 -65.0 249 55 475.4 475.4 313.1 475.4 0.00 74 54 19920 -61.1 -88.1 2 27.0 -61.6 258 53 488.6 488.6 314.1 488.6 0.00 75 53 20036 -60.9 -87.9 2 27.0 -61.4 265 51 491.7 491.7 314.4 491.7 0.00 76 50 20400 -60.7 -87.7 2 27.0 -61.2 275 39 500.4 500.4 315.0 500.5 0.00 77 46 20916 -63.7 -88.7 2 25.0 -64.1 275 29 505.3 505.3 315.3 505.3 0.00 78 45 21051 -62.7 -88.7 2 26.0 -63.1 275 27 510.9 510.9 315.7 510.9 0.00 79 42 21474 -65.7 -89.7 2 24.0 -66.0 281 17 513.6 513.6 315.9 513.7 0.00 80 38 22080 -67.1 -91.1 2 24.0 -67.4 265 15 525.0 525.0 316.6 525.0 0.00 81 37 22242 -65.7 -89.7 2 24.0 -66.1 265 22 532.6 532.6 317.1 532.6 0.00 82 34 22753 -68.1 -91.1 2 23.0 -68.4 251 28 539.3 539.3 317.5 539.3 0.00 83 32 23122 -63.3 -89.3 2 26.0 -63.9 282 42 561.6 561.6 318.7 561.6 0.00 84 31 23317 -64.3 -90.3 2 26.0 -64.8 292 36 564.0 564.0 318.9 564.1 0.00 85 30 23520 -59.3 -88.3 1 29.0 -60.3 300 26 583.0 583.0 319.8 583.0 0.01 86 29 23731 -60.3 -88.3 1 28.0 -61.2 300 28 585.9 585.9 319.9 585.9 0.01 87 27 24177 -58.5 -88.5 1 30.0 -59.7 292 27 603.1 603.1 320.7 603.1 0.01 88 23 25173 -62.9 -89.9 1 27.0 -63.7 311 21 618.4 618.4 321.4 618.4 0.01 89 21 25736 -59.7 -88.7 1 29.0 -61.0 282 30 644.4 644.4 322.4 644.4 0.01 90 20 26040 -60.1 -89.1 1 29.0 -61.4 285 28 652.2 652.2 322.7 652.3 0.01 91 19 26360 -60.3 -89.3 1 29.0 -61.6 281 27 661.2 661.2 323.1 661.3 0.01 92 18 26699 -58.7 -88.7 1 30.0 -60.3 276 25 676.6 676.6 323.6 676.6 0.01 93 17 27060 -55.5 -87.5 1 32.0 -57.9 275 32 698.0 698.0 324.4 698.1 0.01 94 17 27060 -55.3 -87.3 1 32.0 -57.8 275 32 698.6 698.6 324.4 698.7 0.01 95 16 27448 -55.1 -87.1 1 32.0 -57.7 321 34 711.5 711.5 324.8 711.6 0.01 96 15 27858 -56.9 -87.9 1 31.0 -59.2 322 34 718.8 718.8 325.0 718.9 0.01 97 14 28297 -55.5 -87.5 1 32.0 -58.3 293 29 737.8 737.9 325.6 737.9 0.01 98 13 28768 -56.5 -87.5 1 31.0 -59.2 273 24 750.2 750.2 326.0 750.3 0.01 99 12 29278 -54.9 -86.9 1 32.0 -58.2 285 25 773.2 773.2 326.5 773.4 0.02 100 11 29831 -57.3 -88.3 1 31.0 -60.1 276 35 784.0 784.0 326.8 784.1 0.01 101 10 30440 -53.1 -87.1 1 34.0 -57.4 305 44 821.3 821.3 327.8 821.5 0.02 102 9.7 30638 -49.9 -85.9 1 36.0 -55.5 840.6 840.6 328.2 840.8 0.03 103 9.6 30706 -49.7 -84.7 1 35.0 -55.5 843.8 843.8 328.2 844.1 0.03 104 9.2 30983 -50.7 -84.7 1 34.0 -56.2 850.3 850.4 328.4 850.6 0.03 TRP 180 12472 -64.5 -72.5 32 8.0 -64.6 240 143 340.7 340.7 294.5 340.8 0.01 WND 193 12042 -63.1 -65.6 72 2.5 -63.1 235 169 336.3 336.3 293.4 336.4 0.03 Sounding variables and indices 1000-500 mb thick: 5526.00 m Freezing level: 732.06 mb = 2672.19 m = 8766.93 ft Wetbulb zero: 756.41 mb = 2406.72 m = 7895.98 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 83.46 % Est. max temperature: 16.13 C = 61.04 F Sfc-Lift cond lev (LCL): 891.27 mb = 1063.35 m = 3488.63 ft T: 10.97 C 700-500 lapse rate: 6.74 C/km ThetaE index: 0.57 C Layer 789.0- 747.0 mb Conv cond level (CCL): 750.27 mb = 2472.71 m = 8112.47 ft Mean mixing ratio: 5.30 g/kg Conv temperature: 16.23 C = 61.22 F Cap Strength: 2.37 C Lifted Index: 2.29 C Risk: None Lifted Index @300 mb: 8.06 C Lifted Index @700 mb: 1.52 C Showalter Index: 1.58 C Risk: Showers probable Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 22.10 C K Index: 31.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 317.86 Risk: Showers and thunderstorms possible Energy Index: 0.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.61 J/kg Max Up Vert Vel: 6.10 m/s Conv Inhibition (B-): 46485.11 J/kg Cap Strength: 2.33 C Lift Cond Lev (LCL): 776.98 mb = 2189.87 m = 7184.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 at 33 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 ---------------------------------------------------------- 0 912 874 230 3 2.3 1.9 | 81 30 -29.9 -4.7 1 875 1219 135 20 -14.1 14.1 | 99 47 -46.4 7.5 2 850 1454 160 21 -7.2 19.7 | 108 42 -39.4 13.1 3 843 1524 160 23 -7.9 21.6 | 110 43 -40.1 15.0 4 812 1829 175 19 -1.7 18.9 | 110 36 -33.9 12.3 5 782 2134 190 12 2.1 11.8 | 100 31 -30.1 5.2 6 753 2438 225 16 11.3 11.3 | 103 21 -20.9 4.7 7 725 2743 235 25 20.5 14.3 | 123 14 -11.7 7.7 8 700 3028 230 36 27.6 23.1 | 164 17 -4.6 16.5 9 645 3658 235 45 36.9 25.8 | 194 20 4.6 19.2 10 620 3962 235 55 45.1 31.5 | 207 28 12.8 24.9 11 596 4267 230 55 42.1 35.4 | 199 30 9.9 28.7 12 550 4877 230 52 39.8 33.4 | 196 28 7.6 26.8 13 529 5182 230 56 42.9 36.0 | 200 31 10.7 29.3 14 500 5610 230 63 48.3 40.5 | 205 37 16.0 33.8 15 468 6096 235 67 54.9 38.4 | 215 39 22.7 31.8 16 400 7240 240 77 66.7 38.5 | 227 47 34.5 31.8 17 379 7620 240 80 69.3 40.0 | 228 50 37.1 33.3 18 303 9144 240 92 79.7 46.0 | 230 62 47.5 39.3 19 300 9220 240 95 82.3 47.5 | 231 65 50.1 40.8 20 264 10058 230 110 84.3 70.7 | 219 83 52.0 64.1 21 252 10363 230 110 84.3 70.7 | 219 83 52.0 64.1 22 250 10420 230 115 88.1 73.9 | 220 87 55.9 67.3 23 200 11820 235 168 137.6 96.4 | 230 138 105.4 89.7 24 193 12042 235 169 138.4 96.9 | 230 139 106.2 90.3 25 188 12192 235 169 138.4 96.9 | 230 139 106.2 90.3 26 180 12472 240 143 123.8 71.5 | 235 112 91.6 64.8 27 179 12497 240 159 137.7 79.5 | 235 128 105.5 72.8 28 163 13106 235 106 86.8 60.8 | 225 77 54.6 54.1 29 150 13610 235 87 71.3 49.9 | 222 58 39.0 43.2 30 127 14630 240 81 70.1 40.5 | 228 51 37.9 33.8 31 116 15240 240 91 78.8 45.5 | 230 61 46.6 38.8 32 100 16140 245 56 50.8 23.7 | 227 25 18.5 17.0 33 95 16459 245 56 50.8 23.7 | 227 25 18.5 17.0 34 90 16764 240 69 59.8 34.5 | 225 39 27.5 27.8 35 86 17069 245 54 48.9 22.8 | 226 23 16.7 16.2 36 82 17374 230 50 38.3 32.1 | 193 26 6.1 25.5 37 70 18288 240 50 43.3 25.0 | 211 21 11.1 18.3 38 70 18330 240 46 39.8 23.0 | 205 18 7.6 16.3 39 55 19812 250 56 52.6 19.2 | 239 24 20.4 12.5 40 52 20117 270 49 49.0 -0.0 | 292 18 16.8 -6.7 41 50 20400 275 39 38.9 -3.4 | 327 12 6.6 -10.1 42 43 21336 275 21 20.9 -1.8 | 53 14 -11.3 -8.5 43 41 21641 290 11 10.3 -3.8 | 65 24 -21.9 -10.4 44 39 21946 265 10 10.0 0.9 | 75 23 -22.3 -5.8 45 37 22250 265 22 21.9 1.9 | 65 11 -10.3 -4.7 46 35 22555 235 21 17.2 12.0 | 110 16 -15.0 5.4 47 32 23165 285 43 41.5 -11.1 | 332 20 9.3 -17.8 48 30 23520 300 26 22.5 -13.0 | 26 22 -9.7 -19.7 49 29 23774 300 28 24.2 -14.0 | 21 22 -8.0 -20.7 50 27 24079 295 23 20.8 -9.7 | 35 20 -11.4 -16.4 51 26 24384 285 36 34.8 -9.3 | 351 16 2.6 -16.0 52 23 25298 315 19 13.4 -13.4 | 43 28 -18.8 -20.1 53 21 25603 275 28 27.9 -2.4 | 25 10 -4.3 -9.1 54 20 25908 290 33 31.0 -11.3 | 4 18 -1.2 -17.9 55 20 26040 285 28 27.0 -7.2 | 20 15 -5.2 -13.9 56 18 26822 275 25 24.9 -2.2 | 40 11 -7.3 -8.8 57 17 27127 275 33 32.9 -2.9 | 356 10 0.7 -9.5 58 16 27432 320 34 21.9 -26.0 | 18 34 -10.4 -32.7 59 15 27737 330 36 18.0 -31.2 | 21 40 -14.2 -37.8 60 13 28651 270 24 24.0 -0.0 | 51 11 -8.2 -6.7 61 12 29261 285 25 24.1 -6.5 | 32 15 -8.1 -13.1 62 11 29870 275 36 35.9 -3.1 | 340 10 3.6 -9.8 63 10 30440 305 44 36.0 -25.2 | 353 32 3.8 -31.9 Wind Parameters Mean winds (0-6000m): 228.3 at 43.9 knts Storm direction: 258.3 at 32.9 knts Shear (0-3000m) pos: 9.2 neg: 3.5 tot: 12.7 10-3/s Storm rel Dir Shear (0-3000m): 123.2 deg Storm rel helicity (0-3000m) pos: 317.5 neg: -50.8 tot: 266.7 m^2/s^2 ave: 88.9 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 15.8 stream: 7.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.07 Bulk Shear: 266.52 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 ------------------------------------------------------------------------------- 500 143 14 97 41| 0.0 20.9 20.9|126.0 0.0 126.0 251.9 0.50| 29.0 14.5 1000 157 18 104 40| 4.6 10.4 15.1|170.5 -11.1 159.4 159.4 0.43| 20.3 8.7 1500 167 16 105 37| 6.9 7.0 13.8|179.0 -50.8 128.1 85.4 0.25| 18.1 4.6 2000 187 18 110 32| 8.7 5.2 13.9|226.8 -50.8 175.9 88.0 0.36| 17.9 6.4 2500 204 22 119 27| 8.8 4.2 13.0|272.5 -50.8 221.7 88.7 0.44| 16.6 7.3 3000 215 26 130 23| 9.2 3.5 12.7|317.5 -50.8 266.7 88.9 0.47| 15.8 7.5 4000 222 33 151 20| 6.9 3.2 10.1|326.5 -94.2 232.3 58.1 0.38| 13.2 5.0 5000 225 38 166 21| 6.2 2.7 8.9|408.3 -94.2 314.1 62.8 0.41| 12.1 5.0 6000 228 44 181 23| 6.1 2.2 8.3|506.0 -94.2 411.8 68.6 0.45| 11.0 4.9 Wrote GIF file: /home/apache/climate/data/raob//KBOI/skewt/KBOI.skewt.20251223.12.gif