UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:0000Z 21 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 1013 3 29.8 25.9 80 3.9 26.9 105 12 301.8 305.7 299.6 364.6 21.20 1 1011 20 27.4 24.4 84 3.0 25.2 105 13 299.6 303.1 298.0 356.4 19.37 2 1000 115 26.0 23.8 88 2.2 24.4 105 17 299.1 302.6 297.5 354.3 18.88 3 975 338 24.0 23.6 98 0.4 23.8 94 16 299.3 302.8 297.7 355.3 19.14 4 968 402 23.6 22.1 91 1.5 22.5 90 16 299.5 302.7 296.8 350.9 17.56 5 935 705 21.6 21.5 99 0.1 21.5 75 14 300.5 303.7 297.0 351.9 17.52 6 925 799 21.0 20.3 96 0.7 20.5 70 14 300.8 303.8 296.4 349.0 16.42 7 884 1192 19.2 16.4 84 2.8 17.3 65 12 302.8 305.3 294.9 342.5 13.39 8 850 1529 16.8 14.3 85 2.5 15.1 65 11 303.7 306.0 294.3 339.9 12.15 9 793 2118 14.4 7.4 63 7.0 10.2 75 8 307.3 308.8 292.3 332.1 8.17 10 792 2129 14.6 4.6 51 10.0 8.8 75 8 307.6 308.9 291.2 328.2 6.73 11 788 2172 14.8 1.8 41 13.0 7.6 75 8 308.3 309.3 290.3 325.3 5.53 12 785 2204 14.6 2.6 44 12.0 7.9 76 8 308.4 309.5 290.7 326.5 5.89 13 771 2356 14.0 -3.0 31 17.0 5.4 77 8 309.3 310.1 289.3 321.8 3.97 14 762 2455 13.4 -0.6 38 14.0 6.0 78 7 309.7 310.6 290.2 324.7 4.81 15 749 2600 12.6 -2.4 35 15.0 4.9 79 7 310.4 311.2 289.9 323.8 4.28 16 725 2873 10.8 -5.2 32 16.0 3.1 82 7 311.3 312.0 289.6 322.7 3.58 17 721 2919 10.4 -1.6 43 12.0 4.2 83 6 311.4 312.3 290.6 326.2 4.72 18 719 2942 10.0 2.0 57 8.0 5.6 83 6 311.2 312.3 291.8 330.3 6.16 19 714 3000 10.2 -3.8 37 14.0 3.2 83 6 312.0 312.8 290.2 324.8 4.04 20 713 3012 10.0 -3.0 40 13.0 3.4 83 6 311.9 312.7 290.4 325.5 4.30 21 712 3024 9.8 0.8 53 9.0 4.9 84 6 311.8 312.9 291.6 329.6 5.70 22 706 3094 9.6 -0.4 50 10.0 4.3 84 6 312.4 313.4 291.4 328.9 5.27 23 704 3118 9.4 3.4 66 6.0 5.9 85 6 312.4 313.7 292.8 334.0 6.96 24 702 3141 9.4 3.4 66 6.0 5.9 85 6 312.6 314.0 292.9 334.4 6.98 25 700 3165 9.2 3.2 66 6.0 5.8 85 6 312.7 314.0 292.9 334.2 6.90 26 696 3213 8.8 2.8 66 6.0 5.4 92 6 312.7 314.0 292.7 333.8 6.74 27 683 3369 8.2 7.2 93 1.0 7.6 117 6 313.8 315.6 295.0 342.9 9.38 28 677 3442 8.0 6.0 87 2.0 6.8 128 6 314.3 316.0 294.7 341.5 8.70 29 675 3466 8.2 5.8 85 2.4 6.8 132 6 314.8 316.5 294.7 341.7 8.61 30 665 3590 7.2 5.8 91 1.4 6.3 151 6 315.0 316.7 294.9 342.4 8.74 31 656 3702 6.8 4.2 83 2.6 5.3 168 6 315.8 317.3 294.5 340.7 7.91 32 642 3879 5.6 3.9 89 1.7 4.6 196 6 316.4 317.9 294.6 341.3 7.91 33 633 3995 5.2 1.9 79 3.3 3.3 214 6 317.2 318.6 294.1 339.3 6.95 34 625 4099 4.6 2.1 84 2.5 3.2 231 6 317.7 319.1 294.4 340.4 7.15 35 624 4112 4.6 2.0 83 2.6 3.1 233 6 317.9 319.2 294.4 340.4 7.11 36 605 4363 2.4 1.4 93 1.0 1.8 266 6 318.1 319.5 294.4 340.5 7.02 37 585 4635 1.4 -0.5 87 1.9 0.4 289 4 320.0 321.3 294.4 340.4 6.32 38 571 4830 -0.3 -0.8 96 0.5 -0.6 305 3 320.3 321.5 294.5 340.7 6.34 39 561 4972 -0.7 -1.6 94 0.9 -1.2 317 3 321.4 322.6 294.6 341.1 6.08 40 559 5000 -0.5 -2.5 86 2.0 -1.6 319 2 322.0 323.1 294.4 340.5 5.70 41 556 5043 -0.3 -1.6 91 1.3 -1.0 323 2 322.7 323.9 295.0 342.6 6.13 42 548 5159 -1.1 -2.4 91 1.3 -1.8 332 2 323.1 324.3 294.8 342.2 5.86 43 531 5411 -1.5 -6.5 69 5.0 -3.9 353 0 325.6 326.4 294.4 340.3 4.43 44 527 5472 -1.3 -9.3 54 8.0 -5.0 358 0 326.5 327.2 294.0 338.6 3.59 45 525 5502 -1.3 -10.3 50 9.0 -5.3 357 0 326.9 327.5 293.9 338.1 3.33 46 524 5517 -1.5 -10.5 50 9.0 -5.5 351 0 326.8 327.5 293.8 337.9 3.28 47 517 5624 -2.3 -14.3 39 12.0 -7.1 309 1 327.1 327.6 293.2 335.5 2.44 48 514 5671 -2.5 -14.5 39 12.0 -7.3 291 1 327.4 327.9 293.2 335.7 2.42 49 512 5702 -2.5 -21.5 22 19.0 -8.9 279 2 327.8 328.0 292.4 332.5 1.34 50 509 5748 -2.7 -13.7 42 11.0 -7.2 260 2 328.1 328.6 293.6 337.0 2.61 51 508 5764 -2.7 -11.7 50 9.0 -6.6 254 2 328.3 328.9 294.0 338.7 3.07 52 503 5843 -3.3 -13.3 46 10.0 -7.4 224 3 328.5 329.0 293.8 337.8 2.73 53 500 5890 -3.7 -13.7 46 10.0 -7.8 205 3 328.5 329.1 293.7 337.6 2.65 54 400 7610 -14.7 -22.7 51 8.0 -17.1 220 8 335.9 336.2 294.7 341.4 1.54 55 300 9720 -31.1 -34.0 76 2.9 -31.6 205 8 341.5 341.7 295.3 344.3 0.72 56 250 10990 -40.9 -45.0 65 4.1 -41.2 240 19 345.3 345.3 295.8 346.4 0.28 57 200 12460 -54.1 -58.7 57 4.6 -54.2 250 30 347.1 347.1 296.1 347.4 0.07 58 150 14240 -67.9 -75.9 31 8.0 -67.9 275 46 353.1 353.1 297.3 353.2 0.01 59 100 16610 -79.9 -85.9 36 6.0 -79.9 270 28 373.4 373.4 301.1 373.4 0.00 60 94 16960 -81.3 -87.3 35 6.0 -81.3 270 27 377.3 377.3 301.8 377.3 0.00 61 85 17530 -79.5 -86.5 30 7.0 -79.5 249 31 391.9 391.9 304.0 391.9 0.00 62 75 18248 -75.7 -86.7 16 11.0 -75.7 187 14 414.2 414.2 307.0 414.2 0.00 63 73 18405 -75.9 -87.9 13 12.0 -75.9 130 14 417.0 417.0 307.3 417.0 0.00 64 70 18650 -72.1 -88.1 7 16.0 -72.2 30 16 430.1 430.1 308.9 430.1 0.00 65 67 18909 -70.3 -88.3 5 18.0 -70.4 32 16 439.5 439.5 309.8 439.5 0.00 66 64 19181 -68.9 -88.9 4 20.0 -69.1 63 12 448.3 448.3 310.7 448.3 0.00 67 60 19567 -68.7 -89.7 3 21.0 -68.8 99 11 457.1 457.1 311.5 457.1 0.00 68 57 19876 -65.9 -88.9 3 23.0 -66.1 116 16 470.2 470.2 312.7 470.2 0.00 69 54 20203 -67.5 -89.5 3 22.0 -67.7 108 19 473.9 473.9 313.0 473.9 0.00 70 50 20670 -63.7 -88.7 2 25.0 -64.1 40 15 493.4 493.4 314.5 493.4 0.00 71 45 21317 -62.7 -88.7 2 26.0 -63.1 87 10 510.9 510.9 315.7 510.9 0.00 72 44 21455 -62.9 -88.9 2 26.0 -63.4 87 12 513.7 513.7 315.9 513.7 0.00 73 38 22359 -61.7 -88.7 2 27.0 -62.3 96 24 538.8 538.8 317.5 538.8 0.00 74 35 22866 -62.7 -88.7 2 26.0 -63.3 85 34 549.0 549.0 318.1 549.0 0.00 75 32 23420 -60.7 -88.7 1 28.0 -61.5 97 35 568.6 568.6 319.1 568.6 0.00 76 30 23820 -62.1 -89.1 2 27.0 -62.8 90 34 575.3 575.3 319.5 575.4 0.00 77 26 24712 -60.7 -88.7 1 28.0 -61.7 95 39 603.4 603.4 320.7 603.4 0.01 78 20 26380 -53.3 -85.3 1 32.0 -55.9 95 43 673.0 673.0 323.5 673.1 0.01 79 20 26380 -53.1 -85.1 1 32.0 -55.8 95 43 673.6 673.6 323.6 673.7 0.01 80 18 27060 -54.3 -85.3 1 31.0 -56.9 91 45 690.5 690.5 324.1 690.6 0.02 81 16 27822 -51.5 -84.5 1 33.0 -55.1 90 39 723.3 723.3 325.1 723.4 0.02 82 13 29204 -41.5 -80.5 1 39.0 -49.8 62 26 802.1 802.2 327.3 802.6 0.05 83 12 29746 -43.3 -81.3 1 38.0 -51.1 52 27 814.3 814.3 327.6 814.7 0.04 84 11 30337 -40.5 -80.5 1 40.0 -50.1 73 22 845.0 845.0 328.3 845.6 0.06 85 11 30337 -41.1 -80.1 1 39.0 -50.3 73 22 842.8 842.9 328.2 843.4 0.06 86 10 30990 -38.1 -80.1 0 42.0 -49.4 95 17 877.3 877.4 329.0 878.0 0.07 87 9.6 31272 -35.3 -78.3 0 43.0 -48.5 99 16 898.2 898.3 329.4 899.2 0.09 88 9.1 31645 -34.3 -77.3 0 43.0 -48.4 104 15 915.9 915.9 329.7 917.1 0.11 89 7.0 33470 -36.1 -79.1 0 43.0 -50.5 130 10 979.8 979.9 330.9 981.1 0.11 90 6.9 33570 -36.3 -79.3 0 43.0 -50.7 983.0 983.1 330.9 984.3 0.11 91 6.4 34095 -33.7 -77.7 0 44.0 -50.1 1015.4 1015.5 331.4 1017.2 0.15 TRP 94 16960 -81.3 -87.3 35 6.0 -81.3 270 27 377.3 377.3 301.8 377.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 573.47 mb = 4795.60 m = 15733.41 ft Wetbulb zero: 579.45 mb = 4711.73 m = 15458.25 ft Precipitable water: 2.09 inches Sfc-500 mean rel hum: 74.66 % Est. max temperature: 31.37 C = 88.47 F Sfc-Lift cond lev (LCL): 958.02 mb = 492.45 m = 1615.64 ft T: 23.00 C 700-500 lapse rate: 4.73 C/km ThetaE index: 26.59 C Layer 925.0- 785.0 mb Conv cond level (CCL): 941.45 mb = 645.20 m = 2116.78 ft Mean mixing ratio: 17.92 g/kg Conv temperature: 28.24 C = 82.84 F Cap Strength: 0.21 C Lifted Index: -1.61 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.05 C Lifted Index @700 mb: -2.07 C Showalter Index: 3.14 C Risk: None Total Totals Index: 38.50 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 18.00 C K Index: 28.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 196.60 Risk: None Energy Index: -0.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1260.22 J/kg Max Up Vert Vel: 50.20 m/s Conv Inhibition (B-): 0.69 J/kg Cap Strength: 1.92 C Lift Cond Lev (LCL): 946.80 mb = 595.60 m = 1954.03 ft Lev Free Conv (LFC): 931.80 mb = 735.22 m = 2412.12 ft Equ Level (EL): 151.80 mb = 14166.32 m = 46476.86 ft B at Equ Level: 1250.71 J/kg Max Parcel Lev (MPL): 91.80 mb = 17094.19 m = 56082.62 ft Wind level data Storm motion: 111 at 6 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 1013 3 105 12 -11.6 3.1 | 100 6 -6.3 1.1 1 1000 115 105 17 -16.4 4.4 | 102 11 -11.2 2.4 2 925 799 70 14 -13.2 -4.8 | 49 10 -7.9 -6.8 3 913 914 65 13 -11.8 -5.5 | 41 10 -6.5 -7.5 4 850 1529 65 11 -10.0 -4.6 | 35 8 -4.7 -6.6 5 820 1829 75 10 -9.7 -2.6 | 44 6 -4.4 -4.6 6 791 2134 75 8 -7.7 -2.1 | 32 5 -2.5 -4.1 7 700 3165 85 6 -6.0 -0.5 | 16 3 -0.7 -2.5 8 611 4267 260 6 5.9 1.0 | 275 11 11.2 -0.9 9 526 5486 0 0 -0.0 -0.0 | 291 6 5.2 -2.0 10 500 5890 205 3 1.3 2.7 | 264 7 6.5 0.7 11 468 6401 165 10 -2.6 9.7 | 199 8 2.7 7.7 12 416 7315 240 10 8.7 5.0 | 258 14 13.9 3.0 13 400 7610 220 8 5.1 6.1 | 248 11 10.4 4.1 14 399 7620 230 10 7.7 6.4 | 251 14 12.9 4.4 15 338 8839 285 10 9.7 -2.6 | 287 16 14.9 -4.6 16 311 9449 260 11 10.8 1.9 | 270 16 16.1 -0.1 17 300 9720 205 8 3.4 7.3 | 239 10 8.6 5.3 18 299 9754 215 12 6.9 9.8 | 237 14 12.1 7.8 19 274 10363 185 4 0.3 4.0 | 250 6 5.6 2.0 20 262 10668 210 11 5.5 9.5 | 235 13 10.7 7.5 21 251 10973 240 17 14.7 8.5 | 252 21 20.0 6.5 22 250 10990 240 19 16.5 9.5 | 251 23 21.7 7.5 23 200 12460 250 30 28.2 10.3 | 256 34 33.4 8.3 24 172 13411 245 37 33.5 15.6 | 251 41 38.8 13.7 25 155 14021 265 50 49.8 4.4 | 268 55 55.1 2.4 26 150 14240 275 46 45.8 -4.0 | 277 51 51.1 -6.0 27 140 14630 280 45 44.3 -7.8 | 281 51 49.6 -9.8 28 120 15545 275 41 40.8 -3.6 | 277 46 46.1 -5.6 29 108 16154 250 30 28.2 10.3 | 256 34 33.4 8.3 30 100 16610 270 28 28.0 -0.0 | 273 33 33.2 -2.0 31 97 16764 270 28 28.0 -0.0 | 273 33 33.2 -2.0 32 94 16960 270 27 27.0 -0.0 | 274 32 32.2 -2.0 33 87 17374 270 27 27.0 -0.0 | 274 32 32.2 -2.0 34 83 17678 230 35 26.8 22.5 | 237 38 32.1 20.5 35 79 17983 240 19 16.5 9.5 | 251 23 21.7 7.5 36 75 18288 180 13 0.0 13.0 | 205 12 5.2 11.0 37 70 18650 30 16 -8.0 -13.9 | 10 16 -2.8 -15.8 38 67 18898 30 16 -8.0 -13.9 | 10 16 -2.8 -15.8 39 64 19202 65 12 -10.9 -5.1 | 39 9 -5.6 -7.1 40 61 19507 95 10 -10.0 0.9 | 77 5 -4.7 -1.1 41 58 19812 115 16 -14.5 6.8 | 117 10 -9.3 4.8 42 55 20117 120 18 -15.6 9.0 | 124 13 -10.3 7.0 43 52 20422 80 22 -21.7 -3.8 | 71 17 -16.4 -5.8 44 50 20670 40 15 -9.6 -11.5 | 18 14 -4.4 -13.5 45 47 21031 25 10 -4.2 -9.1 | 355 11 1.0 -11.0 46 45 21336 90 10 -10.0 0.0 | 67 5 -4.8 -2.0 47 41 21946 75 20 -19.3 -5.2 | 63 16 -14.1 -7.2 48 37 22555 105 26 -25.1 6.7 | 103 20 -19.9 4.7 49 35 22860 85 34 -33.9 -3.0 | 80 29 -28.6 -4.9 50 33 23165 80 35 -34.5 -6.1 | 75 30 -29.2 -8.1 51 32 23470 100 35 -34.5 6.1 | 98 30 -29.2 4.1 52 30 23820 90 34 -34.0 0.0 | 86 29 -28.8 -2.0 53 29 24079 85 33 -32.9 -2.9 | 80 28 -27.6 -4.9 54 26 24689 95 39 -38.9 3.4 | 92 34 -33.6 1.4 55 22 25908 80 38 -37.4 -6.6 | 75 33 -32.2 -8.6 56 20 26380 95 43 -42.8 3.7 | 93 38 -37.6 1.8 57 19 26822 95 43 -42.8 3.7 | 93 38 -37.6 1.8 58 18 27127 90 45 -45.0 0.0 | 87 40 -39.8 -2.0 59 14 28956 90 29 -29.0 0.0 | 85 24 -23.8 -2.0 60 13 29261 60 26 -22.5 -13.0 | 49 23 -17.3 -15.0 61 12 29566 45 29 -20.5 -20.5 | 34 27 -15.3 -22.5 62 10 30990 95 17 -16.9 1.5 | 88 12 -11.7 -0.5 63 7 33470 130 10 -7.7 6.4 | 151 5 -2.4 4.4 Wind Parameters Mean winds (0-6000m): 80.7 at 7.5 knts Storm direction: 110.7 at 5.6 knts Shear (0-3000m) pos: 0.9 neg: 1.4 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -79.2 deg Storm rel helicity (0-3000m) pos: 2.5 neg: -35.8 tot: -33.3 m^2/s^2 ave: -11.1 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -2.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 120.58 Bulk Shear: 10.45 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 98 16 91 10| 0.0 5.9 5.9| 0.7 -16.4 -15.7 -31.4 -0.53| 10.5 -5.6 1000 87 15 74 10| 0.0 4.4 4.4| 0.7 -31.8 -31.2 -31.2 -0.69| 8.3 -5.7 1500 80 14 63 10| 0.0 2.7 2.7| 0.7 -33.6 -32.9 -21.9 -0.66| 6.1 -4.0 2000 78 13 58 9| 0.7 2.0 2.8| 2.5 -34.4 -31.9 -16.0 -0.54| 5.4 -2.9 2500 78 12 55 8| 0.9 1.6 2.5| 2.5 -35.4 -32.9 -13.1 -0.54| 4.7 -2.5 3000 78 11 53 7| 0.9 1.4 2.3| 2.5 -35.8 -33.3 -11.1 -0.53| 4.1 -2.2 4000 82 10 53 6| 2.1 1.0 3.2| 12.0 -35.9 -23.9 -6.0 -0.11| 5.0 -0.5 5000 77 9 40 5| 1.2 0.8 2.0| 34.2 -35.9 -1.7 -0.3 0.09| 5.0 0.4 6000 81 7 34 4| 0.9 0.4 1.3| 34.7 -47.0 -12.3 -2.1 -0.03| 4.9 -0.1 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251021.00.gif