UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081000.upa.cvt Date: 0000Z 10 AUG 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:0000Z 10 AUG 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 1012 3 28.2 23.7 77 4.5 24.9 140 11 300.3 303.7 297.6 354.7 18.53 1 1009 29 26.2 21.9 77 4.3 23.1 139 11 298.6 301.6 296.0 346.9 16.62 2 1000 107 25.4 21.7 80 3.7 22.8 135 12 298.5 301.6 295.9 346.7 16.56 3 945 603 20.8 20.7 99 0.1 20.8 122 13 298.7 301.7 295.9 346.7 16.48 4 925 788 19.6 19.1 97 0.5 19.2 110 11 299.4 302.1 295.2 343.8 15.22 5 867 1344 16.2 15.9 98 0.3 16.0 106 11 301.4 303.8 294.4 340.3 13.22 6 853 1484 17.8 11.8 68 6.0 14.0 130 10 304.5 306.4 293.1 335.1 10.25 7 850 1514 17.8 9.8 59 8.0 12.8 135 10 304.8 306.5 292.2 331.7 8.98 8 845 1565 18.2 6.2 45 12.0 11.1 111 10 305.7 307.0 290.9 327.1 7.05 9 839 1626 18.2 9.2 56 9.0 12.6 112 10 306.4 308.0 292.4 332.7 8.74 10 834 1677 18.6 4.6 40 14.0 10.5 112 10 307.3 308.5 290.8 326.8 6.38 11 830 1718 18.6 7.6 49 11.0 11.9 113 9 307.7 309.2 292.2 331.8 7.91 12 826 1760 18.4 5.4 42 13.0 10.7 114 9 307.9 309.2 291.4 328.8 6.82 13 818 1843 18.2 8.2 52 10.0 12.0 115 9 308.6 310.2 292.8 334.1 8.37 14 807 1959 18.2 4.2 39 14.0 10.0 117 9 309.8 311.0 291.6 329.6 6.42 15 785 2195 16.6 3.6 42 13.0 9.1 124 8 310.5 311.7 291.7 330.1 6.32 16 781 2239 16.4 6.4 52 10.0 10.3 126 9 310.8 312.2 293.0 334.6 7.74 17 764 2426 15.0 6.0 55 9.0 9.6 139 10 311.2 312.7 293.0 335.0 7.70 18 757 2503 14.6 2.6 44 12.0 7.8 137 9 311.6 312.8 291.9 330.6 6.10 19 745 2638 13.8 1.8 44 12.0 7.1 129 8 312.2 313.3 291.8 330.4 5.86 20 740 2695 13.2 5.2 58 8.0 8.5 126 7 312.1 313.5 293.2 335.4 7.52 21 734 2764 13.0 1.0 44 12.0 6.4 122 6 312.6 313.7 291.7 330.2 5.61 22 718 2949 12.0 -3.0 35 15.0 4.3 112 4 313.5 314.3 290.9 327.0 4.27 23 700 3161 10.4 -2.6 40 13.0 3.7 100 2 314.0 314.9 291.2 328.3 4.51 24 693 3245 10.4 -7.6 27 18.0 2.0 58 1 314.9 315.5 290.3 325.0 3.11 25 679 3414 9.4 -10.6 23 20.0 0.6 355 0 315.6 316.1 289.9 323.8 2.51 26 676 3450 9.2 -1.8 46 11.0 3.4 351 0 315.8 316.8 292.2 331.6 4.96 27 673 3487 9.2 -4.8 37 14.0 2.2 348 0 316.2 317.0 291.5 329.0 3.98 28 660 3648 8.4 -7.6 31 16.0 0.9 332 0 317.1 317.7 291.0 327.7 3.27 29 640 3902 6.8 -8.2 33 15.0 -0.2 308 1 318.1 318.7 291.3 328.6 3.22 30 634 3979 6.6 -11.4 26 18.0 -1.2 300 1 318.7 319.2 290.9 327.0 2.52 31 620 4161 5.2 -12.8 26 18.0 -2.3 282 1 319.1 319.6 290.8 326.8 2.30 32 588 4591 1.6 -13.4 32 15.0 -4.4 251 2 319.8 320.3 291.0 327.5 2.31 33 585 4632 1.4 -9.6 44 11.0 -3.4 249 2 320.0 320.7 291.8 330.4 3.15 34 582 4673 0.8 -9.2 47 10.0 -3.6 246 2 319.8 320.5 291.9 330.6 3.27 35 580 4701 0.8 -10.2 44 11.0 -4.0 244 2 320.1 320.7 291.7 330.2 3.03 36 576 4757 1.0 -21.0 18 22.0 -6.4 241 2 321.0 321.2 290.3 325.3 1.24 37 559 4997 0.2 -31.8 7 32.0 -8.2 226 3 322.8 322.9 290.2 324.6 0.48 38 537 5317 -2.3 -27.3 13 25.0 -9.4 206 4 323.6 323.7 290.6 326.3 0.76 39 500 5880 -5.9 -31.9 11 26.0 -12.3 170 6 325.8 326.0 291.1 327.8 0.53 40 469 6379 -9.5 -36.5 9 27.0 -15.2 120 6 327.4 327.5 291.3 328.7 0.36 41 465 6445 -8.7 -49.7 2 41.0 -15.2 113 6 329.2 329.2 291.6 329.5 0.09 42 441 6855 -10.3 -53.3 2 43.0 -16.5 72 5 332.2 332.2 292.4 332.4 0.06 43 426 7121 -12.3 -39.3 9 27.0 -17.5 44 5 333.0 333.0 292.8 334.1 0.30 44 400 7600 -16.3 -48.3 4 32.0 -20.8 355 5 333.8 333.8 292.9 334.3 0.12 45 395 7694 -16.9 -54.9 2 38.0 -21.4 359 6 334.2 334.2 292.9 334.5 0.06 46 372 8139 -20.7 -48.7 6 28.0 -24.2 332 10 335.0 335.0 293.2 335.5 0.12 47 351 8565 -23.5 -46.5 10 23.0 -26.4 255 10 336.8 336.8 293.7 337.5 0.17 48 346 8669 -23.9 -39.9 21 16.0 -26.3 258 13 337.6 337.7 294.1 339.0 0.34 49 345 8690 -24.1 -39.1 24 15.0 -26.5 258 13 337.7 337.7 294.1 339.1 0.37 50 323 9165 -28.3 -39.3 34 11.0 -29.9 268 25 338.3 338.4 294.3 339.8 0.39 51 315 9344 -29.9 -41.9 30 12.0 -31.4 272 29 338.5 338.5 294.3 339.7 0.31 52 314 9367 -29.9 -42.9 27 13.0 -31.4 273 30 338.8 338.8 294.3 339.9 0.28 53 308 9504 -29.9 -55.9 6 26.0 -32.0 276 33 340.7 340.7 294.6 340.9 0.06 54 300 9690 -31.3 -55.3 8 24.0 -33.1 280 38 341.3 341.3 294.7 341.6 0.07 55 283 10103 -34.7 -58.7 7 24.0 -36.2 279 35 342.1 342.1 294.9 342.3 0.05 56 250 10960 -42.1 -54.1 26 12.0 -42.8 275 26 343.5 343.5 295.3 343.9 0.10 57 200 12430 -53.5 -67.5 17 14.0 -53.8 260 29 348.0 348.1 296.2 348.1 0.02 58 150 14210 -67.5 -77.5 23 10.0 -67.5 280 32 353.8 353.8 297.4 353.8 0.01 59 109 16085 -77.7 -83.7 37 6.0 -77.7 335 18 368.4 368.4 300.3 368.4 0.00 60 100 16580 -76.7 -85.7 23 9.0 -76.7 290 21 379.5 379.5 302.2 379.5 0.00 61 96 16814 -78.1 -86.1 26 8.0 -78.1 296 20 381.3 381.3 302.5 381.3 0.00 62 84 17575 -78.7 -87.7 22 9.0 -78.7 266 20 394.9 394.9 304.5 394.9 0.00 63 80 17855 -76.3 -87.3 16 11.0 -76.3 234 22 405.4 405.4 305.9 405.4 0.00 64 77 18074 -77.1 -88.1 16 11.0 -77.1 217 23 408.2 408.2 306.3 408.2 0.00 65 72 18464 -73.1 -89.1 7 16.0 -73.2 299 15 424.6 424.6 308.2 424.6 0.00 66 70 18630 -69.9 -88.9 5 19.0 -70.0 340 21 434.8 434.8 309.3 434.9 0.00 67 67 18891 -68.7 -89.7 3 21.0 -68.8 335 23 442.9 442.9 310.1 442.9 0.00 68 64 19168 -65.3 -89.3 2 24.0 -65.5 321 16 456.2 456.2 311.4 456.2 0.00 69 62 19361 -65.3 -89.3 2 24.0 -65.5 304 12 460.4 460.4 311.8 460.4 0.00 70 57 19873 -65.1 -89.1 2 24.0 -65.4 320 3 472.0 472.1 312.8 472.1 0.00 71 53 20319 -62.1 -89.1 2 27.0 -62.5 40 10 488.9 488.9 314.1 488.9 0.00 72 50 20680 -61.3 -88.3 2 27.0 -61.8 360 14 499.0 499.0 314.9 499.0 0.00 73 45 21337 -60.1 -88.1 1 28.0 -60.7 5 10 517.2 517.2 316.1 517.2 0.00 74 39 22226 -62.3 -89.3 2 27.0 -62.9 281 4 533.2 533.2 317.1 533.3 0.00 75 34 23079 -60.3 -88.3 1 28.0 -61.1 63 10 559.8 559.9 318.6 559.9 0.00 76 33 23265 -61.5 -88.5 2 27.0 -62.2 66 11 561.5 561.5 318.7 561.5 0.00 77 30 23860 -58.7 -87.7 1 29.0 -59.7 105 21 584.6 584.6 319.9 584.7 0.01 78 28 24293 -57.9 -87.9 1 30.0 -59.2 104 20 598.5 598.5 320.5 598.5 0.01 79 26 24757 -59.1 -88.1 1 29.0 -60.3 91 23 607.9 607.9 321.0 607.9 0.01 80 25 25004 -56.5 -87.5 1 31.0 -58.1 85 25 622.2 622.2 321.6 622.3 0.01 81 23 25530 -57.9 -87.9 1 30.0 -59.3 94 27 633.1 633.1 322.0 633.2 0.01 82 21 26107 -54.1 -86.1 1 32.0 -56.4 73 18 661.3 661.3 323.1 661.4 0.01 83 20 26420 -53.3 -85.3 1 32.0 -55.9 55 16 673.0 673.0 323.5 673.1 0.01 84 18 27103 -51.3 -84.3 1 33.0 -54.6 55 15 699.9 699.9 324.4 700.1 0.02 85 17 27476 -51.3 -84.3 1 33.0 -54.8 72 13 711.5 711.5 324.8 711.6 0.02 86 15 28286 -54.1 -85.1 1 31.0 -57.1 125 19 728.1 728.1 325.3 728.2 0.02 87 14 28732 -50.9 -84.9 1 34.0 -55.1 91 15 753.4 753.5 326.0 753.6 0.02 88 13 29221 -46.1 -83.1 1 37.0 -52.3 51 10 786.2 786.2 326.9 786.5 0.03 89 12 29756 -44.5 -81.5 1 37.0 -51.7 92 11 810.1 810.1 327.5 810.5 0.04 90 10 30980 -44.1 -82.1 1 38.0 -52.2 190 12 854.9 855.0 328.5 855.4 0.05 91 10 30980 -43.5 -81.5 1 38.0 -52.0 190 12 857.2 857.2 328.5 857.7 0.05 92 9.5 31324 -44.5 -82.5 1 38.0 -52.7 211 12 866.0 866.1 328.7 866.5 0.05 93 8.8 31842 -40.5 -80.5 1 40.0 -51.1 242 11 900.7 900.7 329.4 901.4 0.07 94 7.9 32573 -42.9 -81.9 1 39.0 -52.7 286 11 919.3 919.4 329.8 920.0 0.06 95 7.3 33101 -46.9 -82.9 1 36.0 -54.9 318 10 924.0 924.0 329.9 924.6 0.06 96 7.0 33380 -46.3 -83.3 1 37.0 -54.8 335 10 937.7 937.7 330.1 938.2 0.05 97 6.8 33573 -46.1 -83.1 1 37.0 -54.9 946.3 946.3 330.3 946.9 0.06 98 6.5 33876 -41.9 -81.9 1 40.0 -53.2 976.3 976.4 330.8 977.1 0.07 99 6.2 34195 -42.5 -82.5 0 40.0 -53.7 987.0 987.1 330.9 987.8 0.07 100 6.1 34305 -42.3 -82.3 0 40.0 -53.7 992.5 992.5 331.1 993.3 0.07 101 5.7 34767 -38.5 -80.5 0 42.0 -52.5 1028.6 1028.7 331.6 1029.9 0.11 TRP 109 16085 -77.7 -83.7 37 6.0 -77.7 335 18 368.4 368.4 300.3 368.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 557.24 mb = 5022.61 m = 16478.17 ft Wetbulb zero: 642.96 mb = 3863.69 m = 12675.98 ft Precipitable water: 1.53 inches Sfc-500 mean rel hum: 45.91 % Est. max temperature: 30.38 C = 86.68 F Sfc-Lift cond lev (LCL): 948.38 mb = 571.20 m = 1873.98 ft T: 21.09 C 700-500 lapse rate: 5.99 C/km ThetaE index: 19.65 C Layer 925.0- 839.0 mb Conv cond level (CCL): 937.03 mb = 675.94 m = 2217.63 ft Mean mixing ratio: 16.21 g/kg Conv temperature: 26.86 C = 80.34 F Cap Strength: 3.30 C Lifted Index: -1.53 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.79 C Lifted Index @700 mb: 0.89 C Showalter Index: 4.51 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 15.70 C K Index: 20.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 143.60 Risk: None Energy Index: -0.57 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 329.57 J/kg Max Up Vert Vel: 25.67 m/s Conv Inhibition (B-): 0.50 J/kg Cap Strength: 3.24 C Lift Cond Lev (LCL): 938.97 mb = 657.99 m = 2158.73 ft Lev Free Conv (LFC): 933.97 mb = 704.29 m = 2310.63 ft Equ Level (EL): 853.97 mb = 1473.98 m = 4835.85 ft B at Equ Level: 19.21 J/kg Max Parcel Lev (MPL): 823.97 mb = 1780.58 m = 5841.74 ft Wind level data Storm motion: 160 at 5 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 1012 3 140 11 -7.1 8.4 | 127 7 -5.5 4.1 1 1000 107 135 12 -8.5 8.5 | 121 8 -6.9 4.1 2 978 305 140 15 -9.6 11.5 | 132 11 -8.1 7.1 3 925 788 110 11 -10.3 3.8 | 86 9 -8.8 -0.6 4 911 914 105 11 -10.6 2.8 | 81 9 -9.1 -1.5 5 880 1219 85 11 -11.0 -1.0 | 61 11 -9.4 -5.3 6 850 1514 135 10 -7.1 7.1 | 116 6 -5.5 2.7 7 849 1524 110 10 -9.4 3.4 | 83 8 -7.8 -0.9 8 790 2134 120 8 -6.9 4.0 | 86 5 -5.4 -0.3 9 762 2438 140 10 -6.4 7.7 | 124 6 -4.9 3.3 10 700 3161 100 2 -2.0 0.3 | 6 4 -0.4 -4.0 11 684 3353 0 0 -0.0 -0.0 | 340 5 1.6 -4.3 12 610 4267 270 1 1.0 -0.0 | 329 5 2.6 -4.3 13 500 5880 170 6 -1.0 5.9 | 199 2 0.5 1.6 14 400 7600 355 5 0.4 -5.0 | 348 10 2.0 -9.3 15 383 7925 10 10 -1.7 -9.8 | 1 14 -0.2 -14.2 16 352 8534 255 10 9.7 2.6 | 279 11 11.2 -1.8 17 300 9690 280 38 37.4 -6.6 | 286 40 39.0 -10.9 18 297 9754 280 38 37.4 -6.6 | 286 40 39.0 -10.9 19 250 10960 275 26 25.9 -2.3 | 284 28 27.5 -6.6 20 238 11278 275 23 22.9 -2.0 | 285 25 24.5 -6.4 21 200 12430 260 29 28.6 5.0 | 269 30 30.1 0.7 22 198 12497 260 29 28.6 5.0 | 269 30 30.1 0.7 23 155 14021 290 33 31.0 -11.3 | 296 36 32.6 -15.6 24 150 14210 280 32 31.5 -5.6 | 287 35 33.1 -9.9 25 147 14326 275 32 31.9 -2.8 | 282 34 33.4 -7.1 26 140 14630 300 31 26.8 -15.5 | 305 35 28.4 -19.8 27 113 15850 310 22 16.9 -14.1 | 315 26 18.4 -18.5 28 109 16085 335 18 7.6 -16.3 | 336 23 9.2 -20.7 29 102 16459 345 19 4.9 -18.4 | 344 24 6.5 -22.7 30 100 16580 290 21 19.7 -7.2 | 298 24 21.3 -11.5 31 97 16764 290 21 19.7 -7.2 | 298 24 21.3 -11.5 32 92 17069 325 16 9.2 -13.1 | 328 20 10.7 -17.5 33 78 17983 220 23 14.8 17.6 | 231 21 16.4 13.3 34 74 18288 210 22 11.0 19.1 | 221 19 12.6 14.7 35 70 18593 360 10 -0.0 -10.0 | 354 14 1.6 -14.3 36 70 18630 340 21 7.2 -19.7 | 340 26 8.8 -24.1 37 67 18898 335 23 9.7 -20.8 | 336 28 11.3 -25.2 38 64 19202 320 15 9.6 -11.5 | 325 19 11.2 -15.8 39 61 19507 290 10 9.4 -3.4 | 305 13 11.0 -7.8 40 58 19812 290 1 0.9 -0.3 | 332 5 2.5 -4.7 41 55 20117 60 10 -8.7 -5.0 | 37 12 -7.1 -9.3 42 52 20422 30 10 -5.0 -8.7 | 15 13 -3.4 -13.0 43 50 20680 360 14 -0.0 -14.0 | 355 18 1.6 -18.3 44 50 20726 10 16 -2.8 -15.8 | 3 20 -1.2 -20.1 45 45 21336 5 10 -0.9 -10.0 | 357 14 0.7 -14.3 46 37 22555 250 2 1.9 0.7 | 317 5 3.4 -3.7 47 35 22860 70 10 -9.4 -3.4 | 45 11 -7.8 -7.8 48 34 23165 60 10 -8.7 -5.0 | 37 12 -7.1 -9.3 49 30 23774 95 13 -13.0 1.1 | 74 12 -11.4 -3.2 50 30 23860 105 21 -20.3 5.4 | 93 19 -18.7 1.1 51 29 24079 110 19 -17.9 6.5 | 98 16 -16.3 2.2 52 25 24994 85 25 -24.9 -2.2 | 74 24 -23.3 -6.5 53 23 25603 95 27 -26.9 2.4 | 86 25 -25.3 -2.0 54 22 25908 85 20 -19.9 -1.7 | 72 19 -18.4 -6.1 55 20 26420 55 16 -13.1 -9.2 | 40 18 -11.5 -13.5 56 20 26518 55 22 -18.0 -12.6 | 44 24 -16.5 -17.0 57 19 26822 50 16 -12.3 -10.3 | 36 18 -10.7 -14.6 58 17 27432 60 13 -11.3 -6.5 | 42 15 -9.7 -10.8 59 16 27737 125 15 -12.3 8.6 | 112 12 -10.7 4.3 60 15 28346 125 19 -15.6 10.9 | 115 15 -14.0 6.6 61 13 29261 50 10 -7.7 -6.4 | 29 12 -6.1 -10.8 62 10 30980 190 12 2.1 11.8 | 206 8 3.7 7.5 63 7 33380 335 10 4.2 -9.1 | 337 15 5.8 -13.4 Wind Parameters Mean winds (0-6000m): 130.2 at 6.2 knts Storm direction: 160.2 at 4.6 knts Shear (0-3000m) pos: 1.6 neg: 2.6 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): -94.3 deg Storm rel helicity (0-3000m) pos: 25.8 neg: -45.0 tot: -19.3 m^2/s^2 ave: -6.4 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 7.2 stream: -1.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 47.39 Bulk Shear: 6.95 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 ------------------------------------------------------------------------------- 500 136 13 125 9| 0.0 3.6 3.6| 4.2 -10.3 -6.1 -12.2 -0.29| 8.2 -2.4 1000 126 13 110 9| 0.0 3.9 3.9| 4.2 -25.5 -21.3 -21.3 -0.59| 7.5 -4.4 1500 119 12 99 9| 2.1 2.6 4.8| 20.5 -31.6 -11.1 -7.4 -0.13| 8.8 -1.1 2000 118 11 96 8| 1.6 2.7 4.3| 21.0 -37.8 -16.8 -8.4 -0.21| 8.0 -1.7 2500 120 11 97 8| 1.9 2.1 4.0| 25.8 -38.4 -12.6 -5.0 -0.11| 7.3 -0.8 3000 121 10 97 7| 1.6 2.6 4.2| 25.8 -45.0 -19.3 -6.4 -0.23| 7.2 -1.7 4000 121 8 86 5| 1.2 2.2 3.4| 25.8 -50.2 -24.4 -6.1 -0.30| 6.0 -1.8 5000 124 6 80 4| 0.9 1.5 2.5| 25.8 -54.3 -28.6 -5.7 -0.35| 5.2 -1.8 6000 130 6 83 3| 0.8 0.9 1.7| 25.8 -57.9 -32.2 -5.4 -0.41| 4.9 -2.0 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20250810.00.gif