UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:0000Z 4 DEC 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 28.6 24.3 78 4.3 25.4 125 6 301.0 304.5 298.2 357.8 19.29 1 1003 56 27.0 22.6 77 4.4 23.8 122 7 299.9 303.1 296.8 351.0 17.47 2 1000 83 26.8 22.4 77 4.4 23.6 120 8 300.0 303.1 296.8 350.6 17.30 3 953 507 22.6 21.8 95 0.8 22.1 108 7 299.9 303.0 296.8 351.1 17.51 4 942 608 21.8 20.8 94 1.0 21.1 105 6 300.0 303.1 296.4 348.8 16.64 5 925 767 20.6 20.0 96 0.6 20.2 100 6 300.4 303.3 296.1 347.6 16.11 6 913 880 19.8 19.8 100 0.0 19.8 100 5 300.7 303.6 296.2 348.0 16.12 7 899 1014 19.2 18.3 95 0.9 18.6 92 5 301.4 304.1 295.6 345.2 14.88 8 878 1218 18.0 17.9 99 0.1 17.9 77 5 302.2 304.9 295.7 346.1 14.86 9 850 1496 17.2 16.9 98 0.3 17.0 55 5 304.2 306.8 296.0 347.0 14.40 10 831 1689 16.4 16.4 100 0.0 16.4 43 5 305.3 307.9 296.2 347.9 14.26 11 776 2271 13.4 13.4 100 0.0 13.4 340 4 308.1 310.5 295.7 346.1 12.56 12 742 2649 11.8 7.1 73 4.7 8.9 248 7 310.3 312.0 293.4 336.6 8.56 13 733 2751 11.4 6.4 71 5.0 8.4 225 10 311.0 312.5 293.4 336.4 8.26 14 730 2786 11.4 7.6 77 3.8 9.0 227 10 311.3 313.1 294.1 339.1 9.01 15 726 2832 11.2 6.8 74 4.4 8.5 230 9 311.6 313.2 293.9 338.1 8.57 16 720 2901 11.2 3.2 58 8.0 6.6 235 9 312.4 313.6 292.6 333.2 6.70 17 707 3054 10.2 6.6 78 3.6 8.0 245 8 312.9 314.5 294.3 339.8 8.68 18 706 3066 10.2 6.9 80 3.3 8.2 245 8 313.0 314.7 294.4 340.5 8.88 19 701 3125 10.8 1.8 54 9.0 5.8 249 7 314.3 315.5 292.7 333.9 6.23 20 700 3137 10.8 1.8 54 9.0 5.8 250 7 314.4 315.6 292.8 334.1 6.24 21 697 3173 10.4 2.4 58 8.0 5.9 249 7 314.4 315.6 293.0 334.9 6.54 22 692 3232 10.6 -3.4 37 14.0 3.5 246 8 315.3 316.1 291.5 329.0 4.30 23 670 3500 8.6 -4.4 39 13.0 2.1 236 9 315.9 316.7 291.5 329.2 4.12 24 662 3599 8.2 -1.8 49 10.0 2.9 233 10 316.6 317.6 292.4 332.8 5.07 25 657 3661 8.6 -10.4 25 19.0 0.2 230 10 317.7 318.2 290.7 326.4 2.63 26 645 3813 7.6 -24.4 8 32.0 -2.9 222 9 318.3 318.4 289.1 321.1 0.82 27 596 4458 4.4 -43.6 2 48.0 -6.1 189 7 321.8 321.9 289.5 322.3 0.13 28 590 4541 4.4 -22.6 12 27.0 -4.8 186 8 322.8 323.0 290.7 326.5 1.05 29 579 4693 3.2 -26.8 9 30.0 -6.0 180 8 323.1 323.2 290.5 325.7 0.74 30 564 4905 1.8 -24.2 12 26.0 -6.5 172 9 323.9 324.1 290.9 327.3 0.96 31 559 4976 1.0 -15.0 29 16.0 -5.3 170 9 323.8 324.2 292.0 331.0 2.13 32 524 5491 -3.3 -16.3 36 13.0 -8.2 150 10 324.6 325.0 292.2 331.6 2.04 33 511 5689 -4.5 -19.5 30 15.0 -9.6 150 12 325.5 325.8 292.0 331.1 1.60 34 500 5860 -5.5 -18.5 35 13.0 -10.1 150 13 326.3 326.7 292.4 332.5 1.78 35 491 6003 -6.5 -18.5 38 12.0 -10.7 154 15 326.8 327.2 292.6 333.1 1.81 36 487 6067 -6.7 -19.7 35 13.0 -11.1 156 16 327.3 327.7 292.6 333.1 1.65 37 468 6377 -7.9 -27.9 18 20.0 -13.3 164 20 329.6 329.7 292.4 332.6 0.82 38 452 6647 -9.9 -25.9 26 16.0 -14.4 157 21 330.4 330.6 292.8 334.1 1.02 39 440 6855 -11.1 -32.1 16 21.0 -16.0 162 18 331.4 331.5 292.7 333.6 0.59 40 433 6978 -11.9 -30.9 19 19.0 -16.5 168 16 331.9 332.0 292.9 334.4 0.67 41 400 7580 -16.9 -30.9 29 14.0 -20.0 140 16 333.0 333.2 293.2 335.7 0.73 42 392 7731 -18.3 -30.3 34 12.0 -21.0 141 18 333.1 333.3 293.3 336.0 0.78 43 389 7788 -18.5 -32.5 28 14.0 -21.4 141 19 333.6 333.7 293.3 336.0 0.64 44 368 8198 -21.7 -37.7 22 16.0 -24.4 143 26 334.7 334.8 293.4 336.2 0.40 45 365 8258 -22.3 -37.3 24 15.0 -24.8 143 27 334.7 334.7 293.4 336.3 0.42 46 359 8380 -23.3 -40.3 20 17.0 -25.8 144 29 334.9 335.0 293.3 336.1 0.32 47 354 8482 -23.5 -46.5 10 23.0 -26.3 145 31 336.0 336.0 293.5 336.6 0.17 48 309 9461 -30.1 -55.1 7 25.0 -32.1 157 27 340.1 340.1 294.4 340.4 0.07 49 300 9670 -31.9 -54.9 8 23.0 -33.7 160 26 340.4 340.4 294.5 340.7 0.07 50 254 10823 -42.1 -56.1 20 14.0 -42.8 131 39 341.9 341.9 294.8 342.2 0.08 51 250 10930 -42.9 -54.9 26 12.0 -43.5 130 41 342.3 342.3 295.0 342.7 0.09 52 242 11149 -44.9 -53.9 36 9.0 -45.3 133 42 342.5 342.5 295.0 342.9 0.10 53 240 11204 -45.3 -56.3 28 11.0 -45.8 134 42 342.7 342.7 295.0 343.0 0.08 54 229 11516 -48.1 -57.1 35 9.0 -48.4 139 43 343.1 343.1 295.1 343.4 0.07 55 227 11574 -48.3 -56.3 39 8.0 -48.6 140 43 343.6 343.6 295.3 344.0 0.08 56 225 11632 -48.7 -52.5 65 3.8 -48.9 141 43 343.9 343.9 295.4 344.4 0.13 57 223 11691 -49.1 -55.1 50 6.0 -49.3 142 43 344.1 344.2 295.4 344.5 0.10 58 200 12400 -53.3 -65.3 22 12.0 -53.6 140 51 348.4 348.4 296.3 348.5 0.03 59 150 14190 -67.5 -73.5 42 6.0 -67.5 145 51 353.8 353.8 297.4 353.9 0.01 60 107 16162 -74.7 -86.5 14 11.8 -74.7 160 59 376.1 376.1 301.6 376.1 0.00 61 100 16550 -76.1 -89.1 11 13.0 -76.2 140 51 380.7 380.7 302.3 380.7 0.00 62 96 16785 -77.1 -88.1 16 11.0 -77.1 139 51 383.2 383.2 302.8 383.2 0.00 63 85 17474 -82.3 -87.3 42 5.0 -82.3 140 25 386.3 386.3 303.2 386.3 0.00 64 77 18033 -77.9 -87.9 18 10.0 -77.9 155 19 406.5 406.5 306.0 406.5 0.00 65 76 18108 -78.1 -88.1 18 10.0 -78.1 147 18 407.6 407.6 306.2 407.6 0.00 66 70 18580 -76.3 -89.3 11 13.0 -76.3 100 15 421.2 421.2 307.9 421.2 0.00 67 66 18920 -74.5 -89.5 8 15.0 -74.6 105 15 432.2 432.2 309.1 432.2 0.00 68 63 19189 -75.5 -90.5 8 15.0 -75.6 100 10 435.8 435.8 309.4 435.8 0.00 69 62 19281 -73.1 -90.1 6 17.0 -73.2 98 8 443.1 443.1 310.2 443.1 0.00 70 56 19883 -68.1 -91.1 2 23.0 -68.3 134 13 467.6 467.6 312.4 467.6 0.00 71 50 20560 -69.3 -91.3 3 22.0 -69.5 75 33 480.2 480.2 313.5 480.2 0.00 72 48 20804 -69.7 -91.7 3 22.0 -69.9 77 34 484.9 484.9 313.8 484.9 0.00 73 41 21760 -63.5 -91.5 1 28.0 -64.0 82 34 522.7 522.7 316.5 522.7 0.00 74 38 22227 -64.3 -91.3 1 27.0 -64.7 75 35 532.1 532.1 317.1 532.1 0.00 75 36 22559 -63.7 -91.7 1 28.0 -64.2 90 38 542.0 542.0 317.6 542.0 0.00 76 36 22559 -61.9 -91.9 1 30.0 -62.5 90 38 546.6 546.6 317.9 546.6 0.00 77 35 22733 -62.5 -91.5 1 29.0 -63.1 89 37 549.5 549.5 318.1 549.5 0.00 78 33 23098 -61.1 -91.1 1 30.0 -61.9 88 36 562.5 562.5 318.8 562.5 0.00 79 31 23486 -62.3 -91.3 1 29.0 -63.0 86 35 569.4 569.4 319.1 569.5 0.00 80 30 23690 -60.7 -90.7 1 30.0 -61.6 85 34 579.2 579.2 319.6 579.2 0.00 81 22 25646 -54.3 -87.3 1 33.0 -56.5 103 38 651.9 652.0 322.7 652.0 0.01 82 22 25646 -54.5 -87.5 1 33.0 -56.6 103 38 651.4 651.4 322.7 651.4 0.01 83 21 25945 -51.9 -86.9 1 35.0 -54.8 111 38 667.9 667.9 323.3 668.0 0.01 84 20 26260 -52.9 -86.9 1 34.0 -55.6 85 44 674.3 674.3 323.6 674.3 0.01 85 17 27317 -49.3 -85.3 1 36.0 -53.4 72 36 717.9 717.9 325.0 718.0 0.02 86 13 29079 -48.1 -85.1 1 37.0 -53.5 65 33 779.3 779.3 326.7 779.5 0.02 87 13 29079 -48.1 -85.1 1 37.0 -53.5 65 33 779.3 779.3 326.7 779.5 0.02 88 11 30194 -42.5 -82.5 0 40.0 -51.0 62 32 837.8 837.8 328.1 838.1 0.04 89 10 30840 -40.9 -81.9 0 41.0 -50.7 60 31 866.9 866.9 328.8 867.4 0.05 90 9.1 31481 -39.9 -80.9 0 41.0 -50.7 81 28 894.4 894.4 329.3 895.1 0.06 91 9.0 31556 -39.7 -80.7 0 41.0 -50.7 84 28 898.0 898.0 329.4 898.7 0.07 92 8.7 31787 -40.3 -81.3 0 41.0 -51.1 91 27 904.4 904.5 329.5 905.1 0.06 93 8.1 32275 -38.3 -80.3 0 42.0 -50.6 107 25 931.0 931.1 330.0 931.9 0.08 94 7.6 32710 -41.1 -82.1 0 41.0 -52.1 122 23 936.8 936.9 330.1 937.5 0.06 95 7.0 33270 -38.7 -80.7 0 42.0 -51.5 140 21 969.1 969.1 330.7 970.0 0.08 96 6.6 33675 -37.1 -79.1 0 42.0 -51.2 992.2 992.3 331.1 993.6 0.12 TRP 85 17474 -82.3 -87.3 42 5.0 -82.3 140 25 386.3 386.3 303.2 386.3 0.00 WND 107 16162 -74.7 -86.5 14 11.8 -74.7 160 59 376.1 376.1 301.6 376.1 0.00 Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 550.86 mb = 5096.18 m = 16719.53 ft Wetbulb zero: 656.24 mb = 3670.67 m = 12042.75 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 57.88 % Est. max temperature: 31.15 C = 88.07 F Sfc-Lift cond lev (LCL): 948.40 mb = 549.33 m = 1802.26 ft T: 22.27 C 700-500 lapse rate: 5.99 C/km ThetaE index: 11.52 C Layer 776.0- 730.0 mb Conv cond level (CCL): 930.45 mb = 715.92 m = 2348.78 ft Mean mixing ratio: 17.02 g/kg Conv temperature: 27.88 C = 82.19 F Cap Strength: 0.45 C Lifted Index: -2.59 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.56 C Lifted Index @700 mb: 0.17 C Showalter Index: -1.48 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.40 C K Index: 30.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 225.80 Risk: None Energy Index: -2.84 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1012.82 J/kg Max Up Vert Vel: 45.01 m/s Conv Inhibition (B-): 0.63 J/kg Cap Strength: 0.88 C Lift Cond Lev (LCL): 932.99 mb = 692.11 m = 2270.69 ft Lev Free Conv (LFC): 927.99 mb = 738.88 m = 2424.13 ft Equ Level (EL): 697.99 mb = 3160.84 m = 10370.08 ft B at Equ Level: 61.48 J/kg Max Parcel Lev (MPL): 107.99 mb = 16108.50 m = 52848.77 ft Wind level data Storm motion: 200 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 1009 3 125 6 -4.9 3.4 | 75 7 -6.9 -1.8 1 1000 83 120 8 -6.9 4.0 | 82 9 -8.9 -1.3 2 925 767 100 6 -5.9 1.0 | 62 9 -7.9 -4.2 3 909 914 100 5 -4.9 0.9 | 57 8 -6.9 -4.4 4 850 1496 55 5 -4.1 -2.9 | 37 10 -6.0 -8.2 5 788 2134 15 5 -1.3 -4.8 | 18 11 -3.2 -10.1 6 760 2438 295 2 1.8 -0.8 | 1 6 -0.1 -6.1 7 733 2743 225 10 7.1 7.1 | 251 5 5.1 1.8 8 700 3137 250 7 6.6 2.4 | 302 5 4.6 -2.9 9 656 3658 230 10 7.7 6.4 | 259 6 5.7 1.1 10 609 4267 195 7 1.8 6.8 | 175 1 -0.1 1.5 11 524 5486 150 10 -5.0 8.7 | 116 8 -6.9 3.4 12 500 5860 150 13 -6.5 11.3 | 125 10 -8.4 6.0 13 466 6401 165 20 -5.2 19.3 | 153 16 -7.1 14.0 14 448 6706 155 21 -8.9 19.0 | 142 17 -10.8 13.7 15 431 7010 170 15 -2.6 14.8 | 154 11 -4.5 9.5 16 414 7315 140 9 -5.8 6.9 | 102 8 -7.7 1.6 17 400 7580 140 16 -10.3 12.3 | 120 14 -12.2 7.0 18 351 8534 145 32 -18.4 26.2 | 136 29 -20.3 20.9 19 300 9670 160 26 -8.9 24.4 | 150 22 -10.8 19.1 20 296 9754 165 27 -7.0 26.1 | 157 23 -8.9 20.8 21 271 10363 135 31 -21.9 21.9 | 125 29 -23.9 16.6 22 250 10930 130 41 -31.4 26.4 | 122 39 -33.4 21.1 23 248 10973 130 41 -31.4 26.4 | 122 39 -33.4 21.1 24 216 11887 145 44 -25.2 36.0 | 139 41 -27.2 30.8 25 200 12400 140 51 -32.8 39.1 | 134 48 -34.7 33.8 26 179 13106 130 49 -37.5 31.5 | 124 47 -39.5 26.2 27 150 14190 145 51 -29.3 41.8 | 139 48 -31.2 36.5 28 147 14326 140 52 -33.4 39.8 | 134 49 -35.4 34.6 29 132 14935 140 51 -32.8 39.1 | 134 48 -34.7 33.8 30 107 16154 165 51 -13.2 49.3 | 161 47 -15.1 44.0 31 107 16162 160 59 -20.2 55.4 | 156 55 -22.1 50.2 32 102 16459 160 59 -20.2 55.4 | 156 55 -22.1 50.2 33 100 16550 140 51 -32.8 39.1 | 134 48 -34.7 33.8 34 96 16764 140 51 -32.8 39.1 | 134 48 -34.7 33.8 35 91 17069 130 43 -32.9 27.6 | 123 41 -34.9 22.4 36 85 17474 140 25 -16.1 19.2 | 128 23 -18.0 13.9 37 82 17678 135 29 -20.5 20.5 | 124 27 -22.4 15.2 38 78 17983 160 19 -6.5 17.9 | 146 15 -8.4 12.6 39 70 18580 100 15 -14.8 2.6 | 81 17 -16.7 -2.7 40 70 18593 110 16 -15.0 5.5 | 91 17 -17.0 0.2 41 66 18898 105 16 -15.5 4.1 | 86 17 -17.4 -1.1 42 60 19507 95 4 -4.0 0.3 | 50 8 -5.9 -4.9 43 57 19812 150 10 -5.0 8.7 | 116 8 -6.9 3.4 44 54 20117 90 23 -23.0 0.0 | 78 25 -24.9 -5.3 45 51 20422 80 32 -31.5 -5.6 | 72 35 -33.5 -10.8 46 50 20560 75 33 -31.9 -8.5 | 68 37 -33.8 -13.8 47 44 21336 80 36 -35.5 -6.3 | 73 39 -37.4 -11.5 48 42 21641 75 35 -33.8 -9.1 | 68 39 -35.7 -14.3 49 40 21946 90 32 -32.0 0.0 | 81 34 -33.9 -5.3 50 38 22250 75 35 -33.8 -9.1 | 68 39 -35.7 -14.3 51 36 22555 90 38 -38.0 0.0 | 82 40 -39.9 -5.3 52 30 23690 85 34 -33.9 -3.0 | 77 37 -35.8 -8.2 53 30 23774 70 37 -34.8 -12.7 | 64 41 -36.7 -17.9 54 24 24994 110 36 -33.8 12.3 | 101 36 -35.8 7.0 55 22 25603 100 38 -37.4 6.6 | 92 39 -39.4 1.3 56 21 25908 115 37 -33.5 15.6 | 106 37 -35.5 10.4 57 20 26260 85 44 -43.8 -3.8 | 79 47 -45.8 -9.1 58 18 26822 80 41 -40.4 -7.1 | 74 44 -42.3 -12.4 59 17 27432 70 35 -32.9 -12.0 | 64 39 -34.8 -17.3 60 10 30840 60 31 -26.8 -15.5 | 54 36 -28.8 -20.8 61 7 33270 140 21 -13.5 16.1 | 125 19 -15.4 10.8 Wind Parameters Mean winds (0-6000m): 170.2 at 7.5 knts Storm direction: 200.2 at 5.6 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -149.0 deg Storm rel helicity (0-3000m) pos: 5.2 neg: -48.3 tot: -43.1 m^2/s^2 ave: -14.4 10^-3 m/s^2 rel: -0.64 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 165.24 Bulk Shear: 6.13 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 ------------------------------------------------------------------------------- 500 116 7 76 9| 0.0 2.1 2.1| 1.8 -4.5 -2.7 -5.4 -0.26| 4.1 -1.1 1000 110 7 70 9| 0.0 1.6 1.6| 1.8 -9.7 -7.9 -7.9 -0.50| 3.4 -1.7 1500 100 6 62 9| 0.0 2.2 2.2| 1.8 -17.1 -15.3 -10.2 -0.63| 3.4 -2.1 2000 88 6 55 9| 0.0 2.2 2.2| 1.8 -24.5 -22.7 -11.4 -0.70| 3.3 -2.3 2500 79 5 49 10| 0.0 2.0 2.0| 1.8 -36.6 -34.7 -13.9 -0.70| 4.2 -2.9 3000 95 6 58 9| 0.0 2.1 2.1| 5.2 -48.3 -43.1 -14.4 -0.64| 5.4 -3.5 4000 183 7 129 2| 0.0 1.3 1.3| 6.8 -56.3 -49.5 -12.4 -0.63| 5.1 -3.2 5000 185 7 139 2| 0.0 0.6 0.6| 6.8 -59.1 -52.3 -10.5 -0.63| 4.8 -3.0 6000 170 8 123 4| 0.4 0.5 0.9| 14.7 -61.9 -47.1 -7.9 -0.51| 4.7 -2.4 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251204.00.gif