UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 18 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 1009 3 25.0 23.9 94 1.1 24.2 95 16 297.4 300.8 297.1 352.0 18.82 1 1007 21 25.4 22.9 86 2.5 23.6 94 17 298.0 301.2 296.5 349.4 17.72 2 1000 86 24.8 22.2 85 2.6 22.9 90 19 298.0 301.1 296.1 347.6 17.09 3 971 344 22.2 21.7 97 0.5 21.9 92 20 297.8 300.9 296.0 347.4 17.07 4 958 461 21.8 19.8 88 2.0 20.4 93 21 298.6 301.4 295.1 343.3 15.35 5 950 535 22.4 17.5 74 4.9 19.1 93 21 299.9 302.4 294.1 339.0 13.36 6 949 544 22.6 17.7 74 4.9 19.2 93 21 300.2 302.7 294.3 339.9 13.55 7 929 729 21.6 17.5 78 4.1 18.8 95 22 301.0 303.5 294.6 341.2 13.67 8 925 767 21.8 16.8 73 5.0 18.4 95 22 301.6 304.0 294.4 340.3 13.12 9 920 814 21.6 15.6 69 6.0 17.5 97 23 301.9 304.1 293.8 337.9 12.20 10 894 1063 19.8 15.6 77 4.2 17.0 98 24 302.5 304.8 294.2 339.7 12.56 11 884 1160 18.8 17.4 92 1.4 17.8 96 25 302.4 305.1 295.4 344.7 14.29 12 876 1238 18.6 17.0 90 1.6 17.5 96 25 303.0 305.6 295.4 344.7 14.05 13 868 1317 18.6 14.1 75 4.5 15.6 100 25 303.8 306.0 294.0 338.7 11.73 14 860 1397 18.0 13.8 76 4.2 15.2 105 26 304.0 306.1 294.0 338.6 11.61 15 856 1437 17.8 15.6 87 2.2 16.3 107 26 304.2 306.6 295.1 343.3 13.13 16 850 1497 17.4 15.1 86 2.3 15.8 110 26 304.4 306.7 294.9 342.5 12.80 17 833 1670 16.2 14.8 91 1.4 15.3 112 24 304.9 307.3 295.1 343.2 12.81 18 829 1711 16.6 13.5 82 3.1 14.6 113 23 305.7 307.9 294.6 341.1 11.82 19 817 1835 15.8 13.7 87 2.1 14.4 115 21 306.1 308.4 295.0 342.6 12.15 20 815 1856 16.4 12.3 77 4.1 13.7 117 20 307.0 309.1 294.4 340.5 11.10 21 809 1919 16.4 11.5 73 4.9 13.2 121 17 307.6 309.6 294.3 339.7 10.60 22 808 1930 16.6 11.6 72 5.0 13.4 121 16 308.0 310.0 294.4 340.3 10.68 23 751 2549 11.0 10.3 95 0.7 10.6 45 2 308.4 310.4 294.4 340.4 10.54 24 729 2797 10.0 9.1 94 0.9 9.5 358 1 309.9 311.8 294.4 340.5 10.01 25 717 2936 9.4 9.1 98 0.3 9.2 353 2 310.8 312.7 294.8 341.9 10.18 26 700 3135 8.4 7.8 96 0.6 8.0 345 4 311.8 313.6 294.6 341.2 9.54 27 679 3387 6.8 6.6 99 0.2 6.7 335 11 312.7 314.5 294.5 340.7 9.05 28 655 3682 5.4 4.0 91 1.4 4.6 340 16 314.4 315.9 294.0 338.8 7.81 29 646 3796 4.6 4.6 100 0.0 4.6 340 15 314.7 316.3 294.4 340.6 8.27 30 600 4396 1.6 1.6 100 0.0 1.6 336 14 318.0 319.4 294.5 340.8 7.18 31 595 4464 1.4 0.9 96 0.5 1.1 334 15 318.5 319.8 294.4 340.4 6.89 32 593 4491 1.4 0.3 92 1.1 0.8 333 15 318.8 320.1 294.3 339.9 6.61 33 592 4504 1.4 0.4 93 1.0 0.8 333 15 319.0 320.3 294.4 340.3 6.67 34 537 5284 -3.7 -3.7 100 0.0 -3.7 326 12 321.9 323.0 294.2 339.5 5.43 35 534 5329 -2.5 -4.5 86 2.0 -3.5 324 12 323.8 324.9 294.5 340.7 5.14 36 523 5494 -3.5 -4.5 93 1.0 -4.0 317 12 324.6 325.6 294.7 341.8 5.25 37 512 5663 -3.7 -6.1 83 2.4 -4.9 310 12 326.3 327.2 294.8 342.1 4.74 38 500 5850 -5.5 -6.6 92 1.1 -6.0 305 13 326.3 327.3 294.8 341.9 4.67 39 498 5881 -5.7 -6.5 94 0.8 -6.1 306 14 326.5 327.4 294.8 342.2 4.73 40 486 6073 -6.1 -9.2 79 3.1 -7.5 309 19 328.3 329.0 294.7 341.5 3.92 41 462 6467 -9.5 -10.8 90 1.3 -10.1 309 19 328.8 329.5 294.6 341.1 3.64 42 447 6722 -10.5 -14.1 75 3.6 -11.9 308 19 330.7 331.2 294.4 340.6 2.88 43 444 6774 -10.9 -13.8 79 2.9 -12.1 308 19 330.8 331.4 294.6 341.0 2.97 44 430 7020 -11.9 -16.5 69 4.6 -13.6 307 18 332.6 333.1 294.6 341.1 2.45 45 428 7056 -12.1 -16.2 71 4.1 -13.6 307 18 332.8 333.3 294.7 341.6 2.52 46 426 7091 -12.3 -18.3 61 6.0 -14.4 307 18 333.0 333.4 294.4 340.4 2.12 47 424 7127 -12.5 -17.5 66 5.0 -14.3 307 18 333.1 333.6 294.6 341.2 2.28 48 421 7182 -12.9 -16.5 74 3.6 -14.2 306 18 333.3 333.8 294.8 342.1 2.50 49 420 7200 -13.1 -17.5 69 4.4 -14.7 306 18 333.3 333.7 294.7 341.4 2.30 50 417 7255 -13.5 -16.1 81 2.6 -14.5 306 18 333.4 334.0 294.9 342.6 2.61 51 415 7291 -13.9 -17.7 73 3.8 -15.2 306 18 333.4 333.9 294.7 341.4 2.29 52 411 7365 -14.3 -17.0 80 2.7 -15.3 306 17 333.8 334.3 294.9 342.4 2.46 53 407 7439 -15.1 -18.3 76 3.2 -16.2 305 17 333.7 334.2 294.7 341.5 2.22 54 403 7514 -15.7 -17.0 90 1.3 -16.2 305 17 333.9 334.4 295.0 342.6 2.51 55 400 7570 -15.7 -18.1 82 2.4 -16.5 305 17 334.6 335.1 295.0 342.7 2.30 56 300 9680 -30.7 -33.9 73 3.2 -31.2 280 15 342.1 342.3 295.5 344.9 0.73 57 250 10940 -41.3 -46.0 60 4.7 -41.7 280 9 344.7 344.7 295.7 345.7 0.25 58 200 12420 -54.1 -57.3 68 3.2 -54.2 300 14 347.1 347.1 296.1 347.4 0.08 59 150 14190 -69.7 -74.7 48 5.0 -69.7 245 35 350.0 350.0 296.7 350.1 0.01 60 118 15599 -77.3 -83.3 38 6.0 -77.3 255 46 360.9 360.9 298.9 360.9 0.00 61 100 16550 -78.1 -85.1 31 7.0 -78.1 290 42 376.8 376.8 301.7 376.8 0.00 62 97 16723 -78.5 -85.5 31 7.0 -78.5 290 42 379.3 379.3 302.1 379.4 0.00 63 95 16843 -76.1 -85.1 23 9.0 -76.2 286 43 386.3 386.3 303.2 386.3 0.00 64 87 17351 -74.5 -86.5 14 12.0 -74.5 261 43 399.4 399.4 305.1 399.4 0.00 65 77 18058 -76.1 -88.1 13 12.0 -76.2 254 17 410.2 410.2 306.5 410.3 0.00 66 75 18210 -74.7 -87.7 12 13.0 -74.7 261 15 416.3 416.3 307.3 416.3 0.00 67 70 18610 -74.7 -87.7 12 13.0 -74.7 40 13 424.6 424.6 308.2 424.6 0.00 68 69 18694 -74.7 -88.7 10 14.0 -74.7 40 12 426.3 426.3 308.4 426.3 0.00 69 67 18865 -75.3 -89.3 9 14.0 -75.3 40 10 428.6 428.6 308.7 428.6 0.00 70 64 19134 -70.1 -90.1 4 20.0 -70.2 36 21 445.7 445.7 310.4 445.7 0.00 71 62 19322 -71.1 -91.1 4 20.0 -71.2 18 20 447.5 447.5 310.6 447.5 0.00 72 60 19517 -70.3 -91.3 3 21.0 -70.4 352 16 453.5 453.5 311.2 453.6 0.00 73 59 19617 -67.9 -90.9 2 23.0 -68.1 337 15 461.1 461.1 311.9 461.1 0.00 74 50 20620 -64.9 -89.9 2 25.0 -65.2 120 15 490.5 490.5 314.2 490.6 0.00 75 49 20743 -64.1 -90.1 2 26.0 -64.4 123 13 495.3 495.3 314.6 495.3 0.00 76 45 21263 -65.5 -90.5 2 25.0 -65.8 87 20 504.1 504.1 315.2 504.1 0.00 77 42 21683 -65.1 -90.1 2 25.0 -65.5 129 20 515.1 515.1 316.0 515.1 0.00 78 39 22139 -61.1 -89.1 1 28.0 -61.7 104 26 536.3 536.3 317.3 536.3 0.00 79 37 22465 -61.7 -88.7 2 27.0 -62.3 94 29 542.9 542.9 317.7 542.9 0.00 80 36 22636 -60.1 -89.1 1 29.0 -60.9 94 30 551.3 551.3 318.2 551.3 0.00 81 33 23180 -58.9 -87.9 1 29.0 -59.9 92 34 568.4 568.4 319.1 568.4 0.01 82 32 23373 -58.7 -87.7 1 29.0 -59.7 91 36 573.9 573.9 319.3 574.0 0.01 83 30 23780 -57.1 -88.1 1 31.0 -58.4 90 39 589.0 589.0 320.1 589.0 0.01 84 30 23780 -57.1 -88.1 1 31.0 -58.4 90 39 589.0 589.0 320.1 589.0 0.01 85 29 23995 -58.1 -88.1 1 30.0 -59.3 88 40 592.0 592.0 320.2 592.0 0.01 86 24 25191 -57.7 -87.7 1 30.0 -59.2 79 45 626.0 626.0 321.7 626.1 0.01 87 21 26050 -50.3 -84.3 1 34.0 -53.6 80 38 672.8 672.8 323.5 672.9 0.02 88 20 26370 -48.9 -83.9 1 35.0 -52.7 105 39 686.5 686.5 324.0 686.6 0.02 89 17 27442 -46.3 -81.3 1 35.0 -51.5 95 39 727.5 727.5 325.3 727.8 0.03 90 15 28270 -48.3 -83.3 1 35.0 -53.1 91 42 747.4 747.4 325.8 747.6 0.03 91 13 29220 -44.1 -82.1 1 38.0 -51.2 93 46 793.1 793.1 327.1 793.5 0.04 92 12 29757 -43.3 -81.3 1 38.0 -51.1 94 49 814.3 814.3 327.6 814.7 0.04 93 11 30341 -44.7 -82.7 1 38.0 -52.2 90 50 829.8 829.8 328.0 830.1 0.04 94 10 30980 -43.5 -81.5 1 38.0 -52.0 70 47 857.2 857.2 328.5 857.7 0.05 95 8.9 31761 -45.1 -83.1 1 38.0 -53.2 880.0 880.1 329.0 880.5 0.04 96 8.5 32069 -44.5 -83.5 1 39.0 -53.1 894.0 894.1 329.3 894.5 0.04 97 8.3 32229 -41.3 -82.3 0 41.0 -51.8 912.7 912.8 329.7 913.3 0.05 98 7.3 33112 -35.3 -78.3 0 43.0 -50.0 971.4 971.5 330.7 972.8 0.12 TRP 118 15599 -77.3 -83.3 38 6.0 -77.3 255 46 360.9 360.9 298.9 360.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5764.00 m Freezing level: 576.90 mb = 4718.57 m = 15480.69 ft Wetbulb zero: 581.89 mb = 4642.24 m = 15230.26 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 90.28 % Est. max temperature: 31.66 C = 88.99 F Sfc-Lift cond lev (LCL): 993.42 mb = 143.86 m = 471.97 ft T: 24.22 C 700-500 lapse rate: 5.12 C/km ThetaE index: 12.97 C Layer 1007.0- 949.0 mb Conv cond level (CCL): 855.44 mb = 1442.31 m = 4731.93 ft Mean mixing ratio: 15.11 g/kg Conv temperature: 31.83 C = 89.30 F Cap Strength: 2.45 C Lifted Index: -0.19 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.27 C Lifted Index @700 mb: -0.35 C Showalter Index: 0.28 C Risk: Thunderstorms probable Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.60 C K Index: 37.40 Risk: > 80 % chance of thunderstorms Sweat Index: 246.20 Risk: None Energy Index: -0.22 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 108.69 J/kg Max Up Vert Vel: 14.74 m/s Conv Inhibition (B-): 91.42 J/kg Cap Strength: 2.45 C Lift Cond Lev (LCL): 916.22 mb = 849.82 m = 2788.08 ft Lev Free Conv (LFC): 751.22 mb = 2546.15 m = 8353.41 ft Equ Level (EL): 521.22 mb = 5521.24 m = 18114.08 ft B at Equ Level: 104.82 J/kg Max Parcel Lev (MPL): 271.22 mb = 10376.86 m = 34044.39 ft Wind level data Storm motion: 74 at 11 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 1009 3 95 16 -15.9 1.4 | 126 7 -5.7 4.2 1 1000 86 90 19 -19.0 0.0 | 108 9 -8.8 2.8 2 925 767 95 22 -21.9 1.9 | 112 13 -11.7 4.8 3 909 914 100 24 -23.6 4.2 | 118 15 -13.4 7.0 4 878 1219 95 25 -24.9 2.2 | 109 16 -14.7 5.0 5 850 1497 110 26 -24.4 8.9 | 129 18 -14.2 11.7 6 847 1524 110 26 -24.4 8.9 | 129 18 -14.2 11.7 7 817 1829 115 21 -19.0 8.9 | 143 15 -8.8 11.7 8 788 2134 135 5 -3.5 3.5 | 226 9 6.7 6.4 9 733 2743 0 0 -0.0 -0.0 | 254 11 10.2 2.8 10 700 3135 345 4 1.0 -3.9 | 275 11 11.2 -1.0 11 681 3353 335 10 4.2 -9.1 | 293 16 14.4 -6.2 12 656 3658 340 16 5.5 -15.0 | 308 20 15.7 -12.2 13 608 4267 340 13 4.4 -12.2 | 303 17 14.6 -9.4 14 586 4572 330 16 8.0 -13.9 | 301 21 18.2 -11.0 15 543 5182 330 12 6.0 -10.4 | 295 18 16.2 -7.6 16 504 5791 305 12 9.8 -6.9 | 281 20 20.0 -4.0 17 500 5850 305 13 10.6 -7.5 | 282 21 20.8 -4.6 18 484 6096 310 20 15.3 -12.9 | 291 27 25.5 -10.0 19 400 7570 305 17 13.9 -9.8 | 286 25 24.1 -6.9 20 397 7620 320 14 9.0 -10.7 | 292 21 19.2 -7.9 21 381 7925 290 17 16.0 -5.8 | 276 26 26.2 -3.0 22 366 8230 300 16 13.9 -8.0 | 282 25 24.1 -5.2 23 323 9144 285 14 13.5 -3.6 | 272 24 23.7 -0.8 24 310 9449 290 16 15.0 -5.5 | 276 25 25.2 -2.6 25 300 9680 280 15 14.8 -2.6 | 269 25 25.0 0.2 26 284 10058 260 17 16.7 3.0 | 258 28 26.9 5.8 27 272 10363 255 12 11.6 3.1 | 255 23 21.8 5.9 28 260 10668 280 11 10.8 -1.9 | 267 21 21.0 0.9 29 250 10940 280 9 8.9 -1.6 | 266 19 19.1 1.3 30 227 11582 300 8 6.9 -4.0 | 274 17 17.1 -1.2 31 200 12420 300 14 12.1 -7.0 | 281 23 22.3 -4.2 32 198 12497 305 15 12.3 -8.6 | 284 23 22.5 -5.8 33 150 14190 245 35 31.7 14.8 | 247 45 41.9 17.6 34 147 14326 245 32 29.0 13.5 | 247 42 39.2 16.4 35 125 15240 240 51 44.2 25.5 | 242 61 54.4 28.3 36 118 15599 255 46 44.4 11.9 | 255 57 54.6 14.7 37 113 15850 255 48 46.4 12.4 | 255 59 56.6 15.3 38 107 16154 270 27 27.0 -0.0 | 266 37 37.2 2.8 39 100 16550 290 42 39.5 -14.4 | 283 51 49.7 -11.5 40 96 16764 290 42 39.5 -14.4 | 283 51 49.7 -11.5 41 91 17069 275 44 43.8 -3.8 | 271 54 54.0 -1.0 42 87 17374 260 43 42.3 7.5 | 259 54 52.5 10.3 43 82 17678 285 33 31.9 -8.5 | 278 42 42.1 -5.7 44 78 17983 250 19 17.9 6.5 | 252 30 28.1 9.3 45 74 18288 265 13 13.0 1.1 | 260 23 23.1 4.0 46 70 18593 245 10 9.1 4.2 | 250 21 19.3 7.1 47 70 18610 40 13 -8.4 -10.0 | 346 7 1.8 -7.1 48 67 18898 40 10 -6.4 -7.7 | 322 6 3.8 -4.8 49 63 19202 35 23 -13.2 -18.8 | 11 16 -3.0 -16.0 50 60 19507 355 16 1.4 -15.9 | 318 17 11.6 -13.1 51 54 20117 265 10 10.0 0.9 | 260 20 20.2 3.7 52 52 20422 215 3 1.7 2.5 | 246 13 11.9 5.3 53 50 20620 120 15 -13.0 7.5 | 165 11 -2.8 10.3 54 49 20726 125 12 -9.8 6.9 | 182 10 0.4 9.7 55 47 21031 95 21 -20.9 1.8 | 114 12 -10.7 4.7 56 45 21336 85 20 -19.9 -1.7 | 96 10 -9.7 1.1 57 42 21641 130 19 -14.6 12.2 | 164 16 -4.4 15.1 58 40 21946 125 23 -18.8 13.2 | 152 18 -8.6 16.0 59 38 22250 95 27 -26.9 2.4 | 107 17 -16.7 5.2 60 30 23780 90 39 -39.0 0.0 | 96 29 -28.8 2.8 61 25 24994 80 46 -45.3 -8.0 | 82 35 -35.1 -5.1 62 22 25908 75 40 -38.6 -10.4 | 75 29 -28.4 -7.5 63 20 26213 85 36 -35.9 -3.1 | 89 26 -25.7 -0.3 64 20 26370 105 39 -37.7 10.1 | 115 30 -27.5 12.9 65 19 26822 105 40 -38.6 10.4 | 115 31 -28.4 13.2 66 16 27737 90 39 -39.0 0.0 | 96 29 -28.8 2.8 67 11 30175 95 51 -50.8 4.4 | 100 41 -40.6 7.3 68 10 30980 70 47 -44.2 -16.1 | 69 36 -34.0 -13.2 Wind Parameters Mean winds (0-6000m): 44.4 at 14.1 knts Storm direction: 74.4 at 10.6 knts Shear (0-3000m) pos: 2.2 neg: 1.9 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 142.4 deg Storm rel helicity (0-3000m) pos: 108.6 neg: -15.5 tot: 93.1 m^2/s^2 ave: 31.0 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 4.9 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 3.98 Bulk Shear: 27.32 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 92 20 110 10| 0.0 5.0 5.0| 1.2 -5.6 -4.4 -8.7 -0.40| 5.6 -2.3 1000 94 21 112 12| 2.1 2.5 4.6| 6.7 -7.8 -1.1 -1.1 -0.12| 5.2 -0.6 1500 96 22 114 13| 2.9 1.7 4.6| 33.4 -14.0 19.4 12.9 0.18| 6.3 1.1 2000 101 22 121 13| 3.3 1.3 4.5| 76.6 -14.0 62.5 31.3 0.47| 8.6 4.0 2500 101 19 129 10| 2.6 1.9 4.5|102.2 -14.0 88.1 35.2 0.59| 9.4 5.6 3000 102 16 140 8| 2.2 1.9 4.1|108.6 -15.5 93.1 31.0 0.58| 8.6 4.9 4000 88 14 118 5| 1.5 2.8 4.3|146.5 -19.6 126.9 31.7 0.58| 8.3 4.8 5000 66 14 43 4| 1.2 2.1 3.4|146.5 -33.5 113.0 22.6 0.48| 7.4 3.6 6000 44 14 358 7| 1.0 2.1 3.2|162.5 -59.5 102.9 17.2 0.39| 7.2 2.8 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251018.12.gif