UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 17 OCT 25 Station: NSTU WMO ident: 91765 Latitude: -14.33 Longitude: -170.72 Elevation: 3.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1010 3 26.4 24.7 90 1.7 25.2 125 9 298.7 302.3 298.0 356.4 19.75 1 1005 47 26.6 24.1 86 2.5 24.7 118 10 299.3 302.8 297.8 355.3 19.13 2 1000 92 26.2 23.9 87 2.3 24.5 110 12 299.4 302.8 297.7 354.9 19.00 3 970 361 23.4 23.2 99 0.2 23.3 129 18 299.1 302.6 297.5 354.0 18.77 4 968 379 23.4 23.1 98 0.3 23.2 129 18 299.3 302.7 297.5 354.0 18.69 5 950 543 22.4 20.6 90 1.8 21.1 127 19 299.9 302.9 296.1 347.6 16.29 6 925 776 20.8 20.7 99 0.1 20.8 125 20 300.6 303.7 296.6 350.0 16.84 7 924 785 20.8 20.8 100 0.0 20.8 125 20 300.7 303.8 296.7 350.5 16.97 8 904 975 19.4 19.3 99 0.1 19.4 119 18 301.1 304.0 296.1 347.5 15.78 9 894 1071 19.2 19.2 100 0.0 19.2 117 18 301.9 304.8 296.3 348.6 15.86 10 883 1178 18.8 16.4 86 2.4 17.2 116 17 302.5 305.0 294.8 342.2 13.41 11 882 1188 18.8 15.8 83 3.0 16.8 115 17 302.6 305.0 294.5 340.8 12.91 12 879 1217 18.6 18.2 98 0.4 18.4 115 16 302.7 305.5 296.1 347.5 15.13 13 875 1256 18.6 16.7 89 1.9 17.3 114 16 303.1 305.7 295.3 344.0 13.80 14 869 1316 18.2 16.9 92 1.3 17.3 113 16 303.3 305.9 295.5 345.1 14.08 15 865 1355 18.4 16.0 86 2.4 16.8 113 15 303.9 306.4 295.2 343.6 13.34 16 861 1395 18.2 16.2 88 2.0 16.8 112 15 304.1 306.6 295.4 344.5 13.58 17 854 1466 18.4 14.4 78 4.0 15.7 111 14 305.0 307.3 294.7 341.4 12.17 18 850 1506 18.0 15.3 84 2.7 16.2 110 14 305.0 307.4 295.2 343.8 12.97 19 843 1577 17.4 15.2 87 2.2 15.9 108 14 305.1 307.5 295.3 343.9 13.00 20 836 1648 17.0 14.7 86 2.3 15.4 106 13 305.4 307.8 295.1 343.4 12.68 21 835 1658 17.0 14.2 84 2.8 15.1 106 13 305.5 307.8 294.8 342.3 12.29 22 831 1700 17.6 12.6 72 5.0 14.3 104 12 306.6 308.6 294.3 340.0 11.10 23 818 1835 17.8 9.8 59 8.0 12.7 100 10 308.2 309.9 293.4 336.5 9.34 24 759 2470 12.4 7.7 73 4.7 9.5 103 2 309.0 310.6 293.2 335.6 8.72 25 700 3147 9.2 4.2 71 5.0 6.3 35 7 312.7 314.1 293.2 335.7 7.41 26 687 3303 8.8 2.8 66 6.0 5.4 19 8 313.9 315.2 293.2 335.3 6.83 27 613 4239 3.8 0.1 77 3.7 1.8 12 11 318.6 319.8 294.0 338.7 6.30 28 607 4319 3.4 -0.8 74 4.2 1.1 19 11 319.0 320.2 293.9 338.1 5.96 29 605 4346 3.4 -2.6 65 6.0 0.3 22 12 319.3 320.3 293.3 336.2 5.23 30 604 4359 3.4 -1.6 70 5.0 0.7 23 12 319.4 320.5 293.7 337.6 5.64 31 602 4386 3.4 -3.6 60 7.0 -0.2 27 12 319.7 320.7 293.2 335.5 4.87 32 601 4400 3.4 -4.6 56 8.0 -0.6 28 12 319.9 320.8 292.9 334.6 4.53 33 590 4550 2.2 -2.7 70 4.9 -0.3 45 14 320.2 321.2 293.7 337.4 5.32 34 580 4688 1.8 -7.2 51 9.0 -2.4 50 14 321.3 322.1 292.7 333.9 3.84 35 557 5013 -0.7 -4.6 75 3.9 -2.6 52 13 322.1 323.0 293.9 338.0 4.89 36 553 5071 -0.9 -5.9 69 5.0 -3.3 53 12 322.5 323.4 293.6 337.1 4.46 37 541 5246 -2.3 -5.3 80 3.0 -3.8 55 12 322.9 323.8 294.0 338.5 4.77 38 538 5290 -2.3 -6.4 73 4.1 -4.3 55 11 323.4 324.3 293.8 337.9 4.41 39 529 5424 -3.3 -6.1 81 2.8 -4.7 55 10 323.8 324.7 294.0 338.9 4.59 40 521 5545 -3.9 -6.3 83 2.4 -5.1 55 9 324.4 325.4 294.2 339.6 4.59 41 502 5839 -4.9 -9.9 68 5.0 -7.1 55 6 326.7 327.4 294.0 338.8 3.59 42 501 5854 -5.1 -9.7 70 4.6 -7.1 55 6 326.6 327.4 294.0 338.9 3.66 43 500 5870 -5.1 -9.8 70 4.7 -7.2 55 6 326.8 327.5 294.1 339.0 3.64 44 495 5949 -5.5 -10.2 69 4.7 -7.6 84 4 327.3 328.0 294.1 339.3 3.56 45 494 5965 -5.5 -10.5 68 5.0 -7.7 90 4 327.5 328.2 294.1 339.2 3.48 46 490 6028 -5.9 -10.1 72 4.2 -7.8 113 3 327.7 328.5 294.3 340.0 3.62 47 483 6141 -6.7 -13.7 57 7.0 -9.5 151 1 328.1 328.6 293.7 337.5 2.75 48 477 6238 -7.7 -13.7 62 6.0 -10.1 178 1 328.0 328.6 293.7 337.5 2.78 49 463 6469 -9.3 -18.3 48 9.0 -12.4 233 2 328.9 329.2 293.2 335.6 1.95 50 443 6808 -12.5 -18.5 61 6.0 -14.5 281 5 329.0 329.4 293.3 336.0 2.01 51 437 6912 -13.3 -21.3 51 8.0 -15.7 296 6 329.3 329.6 293.0 334.9 1.60 52 428 7070 -14.7 -21.7 55 7.0 -16.8 319 8 329.4 329.8 293.0 335.0 1.57 53 423 7159 -14.3 -18.8 69 4.5 -15.8 332 8 331.1 331.5 293.9 338.2 2.05 54 404 7505 -16.7 -18.0 90 1.3 -17.1 2 14 332.3 332.8 294.4 340.4 2.30 55 400 7580 -17.3 -18.3 92 1.0 -17.6 5 16 332.5 333.0 294.4 340.4 2.26 56 300 9680 -31.3 -35.7 65 4.4 -32.0 320 21 341.3 341.4 295.2 343.6 0.61 57 250 10940 -41.9 -48.9 46 7.0 -42.4 300 19 343.8 343.8 295.4 344.5 0.18 58 200 12410 -54.3 -62.3 37 8.0 -54.5 275 34 346.8 346.8 296.0 347.0 0.04 59 151 14150 -68.4 -77.3 26 9.0 -68.4 250 59 351.6 351.6 297.0 351.7 0.01 60 150 14190 -68.7 -77.7 26 9.0 -68.8 250 59 351.7 351.7 297.0 351.8 0.01 61 106 16217 -79.3 -84.3 43 5.0 -79.3 255 33 368.3 368.3 300.2 368.3 0.00 62 100 16550 -77.5 -84.5 32 7.0 -77.5 235 16 378.0 378.0 301.9 378.0 0.00 63 97 16724 -77.9 -84.9 31 7.0 -77.9 235 16 380.5 380.5 302.3 380.5 0.00 64 87 17341 -81.3 -86.3 42 5.0 -81.3 335 10 385.7 385.7 303.2 385.7 0.00 65 83 17608 -78.7 -85.7 31 7.0 -78.7 321 22 396.2 396.2 304.7 396.2 0.00 66 80 17817 -79.5 -86.5 30 7.0 -79.5 296 25 398.8 398.8 305.0 398.8 0.00 67 76 18108 -79.1 -89.1 18 10.0 -79.1 281 26 405.5 405.5 305.9 405.5 0.00 68 74 18262 -73.3 -89.3 7 16.0 -73.3 287 26 420.8 420.8 307.8 420.8 0.00 69 73 18342 -73.3 -90.3 6 17.0 -73.3 290 27 422.5 422.5 308.0 422.5 0.00 70 72 18423 -70.5 -90.5 4 20.0 -70.6 293 27 430.1 430.1 308.9 430.1 0.00 71 71 18506 -71.1 -92.1 3 21.0 -71.2 297 27 430.5 430.5 308.9 430.5 0.00 72 70 18590 -70.5 -91.5 3 21.0 -70.6 300 27 433.6 433.6 309.2 433.6 0.00 73 67 18850 -71.1 -91.1 4 20.0 -71.2 309 32 437.7 437.7 309.6 437.7 0.00 74 65 19030 -69.1 -90.1 3 21.0 -69.2 300 28 445.9 445.9 310.4 445.9 0.00 75 60 19507 -70.9 -89.9 4 19.0 -71.0 264 10 452.2 452.2 311.1 452.2 0.00 76 57 19812 -69.3 -90.3 3 21.0 -69.5 155 11 462.5 462.5 312.0 462.5 0.00 77 54 20135 -70.3 -90.3 4 20.0 -70.4 126 18 467.4 467.4 312.4 467.4 0.00 78 52 20360 -68.3 -91.3 2 23.0 -68.5 106 24 477.2 477.2 313.2 477.2 0.00 79 52 20360 -65.7 -90.7 2 25.0 -66.0 106 24 483.2 483.2 313.7 483.2 0.00 80 51 20479 -64.7 -90.7 2 26.0 -65.0 96 26 488.2 488.2 314.1 488.3 0.00 81 50 20600 -63.5 -90.5 1 27.0 -63.8 85 29 493.8 493.8 314.5 493.9 0.00 82 44 21388 -61.9 -88.9 2 27.0 -62.4 66 20 516.1 516.1 316.1 516.2 0.00 83 42 21676 -62.5 -89.5 1 27.0 -63.0 89 18 521.6 521.6 316.4 521.6 0.00 84 37 22464 -59.5 -88.5 1 29.0 -60.3 98 17 548.5 548.5 318.0 548.5 0.00 85 35 22810 -60.7 -88.7 1 28.0 -61.4 83 22 554.2 554.2 318.3 554.2 0.00 86 34 22992 -58.7 -88.7 1 30.0 -59.6 94 23 564.1 564.1 318.9 564.1 0.00 87 31 23573 -57.9 -87.9 1 30.0 -59.0 95 26 581.3 581.3 319.8 581.4 0.01 88 30 23780 -57.7 -87.7 1 30.0 -58.9 95 26 587.3 587.3 320.0 587.4 0.01 89 29 23995 -56.3 -87.3 1 31.0 -57.8 91 28 596.9 596.9 320.5 597.0 0.01 90 26 24692 -55.7 -86.7 1 31.0 -57.3 99 32 617.6 617.6 321.4 617.6 0.01 91 24 25209 -51.3 -85.3 1 34.0 -54.0 84 32 644.6 644.6 322.5 644.7 0.01 92 23 25486 -51.5 -85.5 1 34.0 -54.2 82 29 651.9 652.0 322.7 652.0 0.01 93 22 25777 -48.9 -83.9 1 35.0 -52.5 81 25 668.0 668.0 323.3 668.2 0.02 94 20 26410 -45.1 -82.1 1 37.0 -50.2 105 32 698.1 698.1 324.4 698.3 0.02 95 20 26410 -44.3 -82.3 1 38.0 -49.7 105 32 700.6 700.6 324.4 700.8 0.02 96 16 27885 -48.7 -83.7 1 35.0 -53.2 105 36 732.4 732.4 325.4 732.6 0.02 97 14 28764 -46.7 -83.7 1 37.0 -52.4 103 40 767.7 767.7 326.4 767.9 0.03 98 13 29254 -46.3 -83.3 1 37.0 -52.4 93 43 785.5 785.5 326.9 785.8 0.03 99 12 29783 -47.5 -83.5 1 36.0 -53.4 83 45 799.4 799.5 327.3 799.7 0.03 100 12 29783 -45.7 -82.7 1 37.0 -52.4 83 45 805.8 805.8 327.4 806.1 0.04 101 10 30990 -47.3 -83.3 1 36.0 -53.9 60 50 843.0 843.0 328.2 843.3 0.04 102 9.5 31330 -45.9 -83.9 1 38.0 -53.4 860.7 860.8 328.6 861.1 0.04 103 8.8 31847 -39.3 -81.3 0 42.0 -50.6 905.3 905.4 329.5 906.0 0.06 104 8.6 32005 -38.5 -79.5 1 41.0 -50.4 914.4 914.5 329.7 915.3 0.08 TRP 106 16217 -79.3 -84.3 43 5.0 -79.3 255 33 368.3 368.3 300.2 368.3 0.00 WND 151 14150 -68.4 -77.3 26 9.0 -68.4 250 59 351.6 351.6 297.0 351.7 0.01 Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 563.44 mb = 4922.28 m = 16149.03 ft Wetbulb zero: 602.36 mb = 4381.51 m = 14374.86 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 76.17 % Est. max temperature: 31.94 C = 89.49 F Sfc-Lift cond lev (LCL): 985.84 mb = 217.85 m = 714.71 ft T: 24.89 C 700-500 lapse rate: 5.25 C/km ThetaE index: 8.77 C Layer 1005.0- 925.0 mb Conv cond level (CCL): 940.43 mb = 631.68 m = 2072.41 ft Mean mixing ratio: 17.71 g/kg Conv temperature: 27.87 C = 82.17 F Cap Strength: 1.02 C Lifted Index: -2.78 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.84 C Lifted Index @700 mb: -1.84 C Showalter Index: 0.18 C Risk: Thunderstorms probable Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.40 C K Index: 33.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.60 Risk: None Energy Index: -0.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1456.04 J/kg Max Up Vert Vel: 53.96 m/s Conv Inhibition (B-): 0.50 J/kg Cap Strength: 0.94 C Lift Cond Lev (LCL): 945.74 mb = 582.52 m = 1911.12 ft Lev Free Conv (LFC): 930.74 mb = 721.99 m = 2368.71 ft Equ Level (EL): 830.74 mb = 1702.19 m = 5584.55 ft B at Equ Level: 23.86 J/kg Max Parcel Lev (MPL): 80.74 mb = 17764.27 m = 58281.01 ft Wind level data Storm motion: 105 at 8 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 1010 3 125 9 -7.4 5.2 | 189 3 0.5 3.0 1 1000 92 110 12 -11.3 4.1 | 120 4 -3.4 2.0 2 976 305 130 18 -13.8 11.6 | 148 11 -5.9 9.4 3 925 776 125 20 -16.4 11.5 | 138 13 -8.5 9.3 4 910 914 120 19 -16.5 9.5 | 131 11 -8.6 7.3 5 850 1506 110 14 -13.2 4.8 | 117 6 -5.3 2.6 6 848 1524 110 15 -14.1 5.1 | 116 7 -6.2 3.0 7 818 1829 100 10 -9.8 1.7 | 78 2 -2.0 -0.4 8 789 2134 50 4 -3.1 -2.6 | 314 7 4.8 -4.7 9 761 2438 105 2 -1.9 0.5 | 285 6 5.9 -1.6 10 700 3147 35 7 -4.0 -5.7 | 334 9 3.9 -7.9 11 657 3658 340 11 3.8 -10.3 | 317 17 11.6 -12.5 12 610 4267 15 11 -2.8 -10.6 | 339 14 5.0 -12.8 13 587 4572 50 14 -10.7 -9.0 | 14 12 -2.8 -11.2 14 565 4877 50 13 -10.0 -8.4 | 11 11 -2.1 -10.5 15 544 5182 55 12 -9.8 -6.9 | 12 9 -2.0 -9.0 16 500 5870 55 6 -4.9 -3.4 | 332 6 3.0 -5.6 17 485 6096 140 1 -0.6 0.8 | 281 7 7.2 -1.4 18 467 6401 225 1 0.7 0.7 | 280 9 8.6 -1.4 19 414 7315 355 10 0.9 -10.0 | 324 15 8.7 -12.1 20 400 7580 5 16 -1.4 -15.9 | 340 19 6.5 -18.1 21 382 7925 20 21 -7.2 -19.7 | 358 22 0.7 -21.9 22 366 8230 360 22 -0.0 -22.0 | 342 25 7.9 -24.2 23 351 8534 350 18 3.1 -17.7 | 331 23 11.0 -19.9 24 337 8839 5 22 -1.9 -21.9 | 346 25 6.0 -24.1 25 310 9449 325 19 10.9 -15.6 | 313 26 18.8 -17.7 26 300 9680 320 21 13.5 -16.1 | 310 28 21.4 -18.2 27 250 10940 300 19 16.5 -9.5 | 296 27 24.3 -11.7 28 227 11582 290 17 16.0 -5.8 | 288 25 23.9 -8.0 29 200 12410 275 34 33.9 -3.0 | 277 42 41.7 -5.1 30 151 14150 250 59 55.4 20.2 | 254 66 63.3 18.0 31 150 14190 250 59 55.4 20.2 | 254 66 63.3 18.0 32 147 14326 250 59 55.4 20.2 | 254 66 63.3 18.0 33 132 14935 250 44 41.3 15.0 | 255 51 49.2 12.9 34 125 15240 265 36 35.9 3.1 | 269 44 43.7 1.0 35 119 15545 275 36 35.9 -3.1 | 277 44 43.7 -5.3 36 106 16217 255 33 31.9 8.5 | 261 40 39.8 6.4 37 102 16459 255 33 31.9 8.5 | 261 40 39.8 6.4 38 100 16550 235 16 13.1 9.2 | 251 22 21.0 7.0 39 96 16764 235 16 13.1 9.2 | 251 22 21.0 7.0 40 91 17069 235 10 8.2 5.7 | 257 16 16.1 3.6 41 87 17374 345 10 2.6 -9.7 | 318 16 10.5 -11.8 42 82 17678 315 25 17.7 -17.7 | 308 32 25.6 -19.8 43 78 17983 275 26 25.9 -2.3 | 277 34 33.8 -4.4 44 70 18590 300 27 23.4 -13.5 | 297 35 31.3 -15.7 45 66 18898 310 33 25.3 -21.2 | 305 41 33.2 -23.4 46 60 19507 265 10 10.0 0.9 | 274 18 17.8 -1.3 47 57 19812 155 11 -4.6 10.0 | 202 8 3.2 7.8 48 50 20600 85 29 -28.9 -2.5 | 77 22 -21.0 -4.7 49 49 20726 85 24 -23.9 -2.1 | 75 17 -16.0 -4.2 50 47 21031 85 29 -28.9 -2.5 | 77 22 -21.0 -4.7 51 44 21336 60 20 -17.3 -10.0 | 38 15 -9.4 -12.2 52 42 21641 90 18 -18.0 0.0 | 78 10 -10.1 -2.2 53 40 21946 80 20 -19.7 -3.5 | 65 13 -11.8 -5.6 54 38 22250 80 14 -13.8 -2.4 | 52 7 -5.9 -4.6 55 37 22555 105 18 -17.4 4.7 | 105 10 -9.5 2.5 56 35 22860 80 23 -22.7 -4.0 | 67 16 -14.8 -6.1 57 33 23165 110 22 -20.7 7.5 | 113 14 -12.8 5.4 58 32 23470 95 26 -25.9 2.3 | 90 18 -18.0 0.1 59 30 23780 95 26 -25.9 2.3 | 90 18 -18.0 0.1 60 27 24384 85 32 -31.9 -2.8 | 78 25 -24.0 -4.9 61 26 24689 100 32 -31.5 5.6 | 98 24 -23.6 3.4 62 25 24994 85 35 -34.9 -3.1 | 79 27 -27.0 -5.2 63 22 25908 80 24 -23.6 -4.2 | 68 17 -15.8 -6.3 64 20 26410 105 32 -30.9 8.3 | 105 24 -23.0 6.1 65 19 26822 105 31 -29.9 8.0 | 105 23 -22.1 5.9 66 14 28651 105 40 -38.6 10.4 | 105 32 -30.8 8.2 67 10 30990 60 50 -43.3 -25.0 | 53 45 -35.4 -27.2 Wind Parameters Mean winds (0-6000m): 75.3 at 10.9 knts Storm direction: 105.3 at 8.2 knts Shear (0-3000m) pos: 1.6 neg: 3.3 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 141.6 deg Storm rel helicity (0-3000m) pos: 12.3 neg: -32.5 tot: -20.2 m^2/s^2 ave: -6.7 10^-3 m/s^2 rel: -0.35 Storm rel vorticity (0-3000m) horiz: 7.5 stream: -2.6 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 78.82 Bulk Shear: 18.47 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 ------------------------------------------------------------------------------- 500 125 16 144 8| 10.1 0.0 10.1| 6.3 -5.8 0.6 1.2 -0.14| 13.5 -1.9 1000 124 17 140 10| 5.1 1.6 6.7| 6.3 -15.3 -8.9 -8.9 -0.28| 8.9 -2.5 1500 121 17 135 9| 3.4 2.4 5.8| 6.3 -19.0 -12.7 -8.4 -0.30| 7.6 -2.3 2000 118 16 131 8| 2.5 4.2 6.7| 6.3 -24.8 -18.5 -9.2 -0.43| 8.4 -3.6 2500 116 13 133 5| 2.0 3.3 5.3| 6.4 -32.5 -26.1 -10.4 -0.50| 8.0 -4.0 3000 113 12 131 4| 1.6 3.3 4.9| 12.3 -32.5 -20.2 -6.7 -0.35| 7.5 -2.6 4000 97 11 75 3| 1.1 3.4 4.5| 25.5 -46.0 -20.6 -5.1 -0.27| 7.5 -2.0 5000 80 11 39 5| 1.8 2.7 4.6| 61.1 -47.6 13.6 2.7 -0.08| 7.3 -0.6 6000 75 11 28 6| 1.8 2.3 4.0| 61.3 -62.8 -1.6 -0.3 -0.18| 7.0 -1.3 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251017.12.gif