UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:0000Z 27 APR 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 29.8 23.8 70 6.0 25.3 125 9 302.1 305.5 298.2 357.3 18.69 1 1006 40 27.4 22.4 74 5.0 23.8 127 9 300.0 303.2 296.7 350.4 17.20 2 1000 96 26.8 22.2 76 4.6 23.5 130 10 300.0 303.1 296.6 350.0 17.09 3 969 374 24.4 21.2 82 3.2 22.1 126 11 300.2 303.3 296.4 348.8 16.57 4 925 781 21.6 18.4 82 3.2 19.4 115 15 301.4 304.1 295.3 344.2 14.55 5 914 885 20.8 18.3 86 2.5 19.1 115 14 301.6 304.3 295.4 344.7 14.63 6 913 895 20.8 18.3 86 2.5 19.1 115 14 301.7 304.4 295.5 344.9 14.65 7 906 961 21.0 18.0 83 3.0 18.9 117 14 302.6 305.2 295.6 345.4 14.48 8 887 1145 19.6 18.4 93 1.2 18.8 123 14 303.0 305.8 296.2 348.0 15.19 9 856 1452 18.4 16.8 90 1.6 17.3 117 18 304.8 307.4 296.0 347.2 14.20 10 851 1503 18.8 11.8 64 7.0 14.3 115 19 305.7 307.6 293.4 336.6 10.27 11 850 1513 18.8 11.8 64 7.0 14.3 115 19 305.8 307.8 293.5 336.7 10.28 12 847 1543 18.6 14.7 78 3.9 16.0 126 20 305.9 308.3 295.1 343.5 12.51 13 842 1594 18.2 15.7 85 2.5 16.5 128 19 306.0 308.5 295.8 346.4 13.45 14 840 1614 18.6 14.6 78 4.0 15.9 129 18 306.7 309.0 295.4 344.4 12.54 15 837 1645 18.4 14.7 79 3.7 15.9 131 18 306.8 309.1 295.5 344.9 12.67 16 827 1748 18.4 10.4 60 8.0 13.3 136 16 307.8 309.6 293.6 337.0 9.62 17 825 1769 18.6 12.6 68 6.0 14.6 137 15 308.3 310.4 294.8 342.1 11.18 18 824 1779 18.6 12.6 68 6.0 14.6 137 15 308.4 310.5 294.8 342.3 11.20 19 818 1842 19.6 8.6 49 11.0 12.7 140 14 310.1 311.7 293.4 336.4 8.60 20 816 1863 20.2 2.2 30 18.0 10.0 141 14 310.9 312.0 291.2 328.0 5.50 21 814 1884 20.4 -0.6 24 21.0 9.0 141 13 311.3 312.2 290.4 325.5 4.50 22 748 2605 14.8 -16.2 10 31.0 2.5 162 4 312.9 313.2 288.0 317.7 1.44 23 743 2662 14.8 -23.2 6 38.0 1.5 157 4 313.5 313.6 287.5 316.2 0.79 24 700 3163 11.6 -23.4 7 35.0 -0.3 115 3 315.3 315.5 288.2 318.2 0.83 25 681 3392 10.2 -23.8 7 34.0 -1.2 93 6 316.3 316.4 288.5 319.1 0.82 26 642 3878 7.6 -21.4 11 29.0 -2.6 45 12 318.7 318.9 289.5 322.4 1.08 27 620 4164 5.8 -16.2 19 22.0 -2.8 32 7 319.8 320.2 290.5 325.7 1.74 28 616 4217 5.8 -9.2 33 15.0 -1.0 31 5 320.4 321.0 291.9 330.6 3.09 29 611 4283 5.6 -13.4 24 19.0 -2.3 30 3 320.9 321.4 291.3 328.4 2.22 30 603 4391 4.8 -8.2 38 13.0 -1.3 34 4 321.2 321.9 292.4 332.5 3.42 31 592 4540 3.6 -7.4 44 11.0 -1.6 39 4 321.5 322.2 292.7 333.7 3.70 32 584 4650 3.0 -4.0 60 7.0 -0.6 43 5 322.1 323.0 293.8 338.0 4.87 33 578 4733 2.6 -3.4 65 6.0 -0.5 47 6 322.6 323.6 294.1 339.4 5.15 34 577 4747 2.4 -4.6 60 7.0 -1.2 47 6 322.5 323.4 293.8 337.9 4.71 35 573 4803 3.0 -14.0 27 17.0 -4.0 49 6 323.8 324.3 292.1 331.5 2.26 36 549 5147 0.0 -21.0 19 21.0 -7.2 62 8 324.3 324.5 291.4 328.8 1.30 37 545 5206 0.0 -33.0 6 33.0 -8.6 64 8 324.9 325.0 290.7 326.5 0.44 38 529 5443 -1.7 -33.7 7 32.0 -9.7 73 10 325.7 325.8 290.9 327.2 0.42 39 506 5796 -2.7 -36.7 5 34.0 -10.7 136 8 328.6 328.7 291.7 329.9 0.33 40 500 5890 -3.3 -37.3 5 34.0 -11.1 155 8 329.0 329.1 291.7 330.2 0.31 41 485 6131 -4.9 -39.9 4 35.0 -12.3 147 8 329.9 330.0 291.9 330.9 0.24 42 475 6295 -6.3 -33.3 10 27.0 -12.9 141 7 330.2 330.3 292.3 332.0 0.49 43 473 6328 -6.3 -27.3 17 21.0 -12.3 140 7 330.6 330.7 292.7 333.7 0.86 44 472 6345 -6.3 -16.3 45 10.0 -10.1 140 7 330.8 331.2 294.0 338.7 2.27 45 467 6428 -6.7 -18.7 38 12.0 -11.0 137 7 331.3 331.7 293.8 337.9 1.87 46 436 6961 -11.5 -18.5 56 7.0 -13.9 118 6 331.8 332.2 294.0 338.9 2.04 47 435 6979 -11.7 -18.7 56 7.0 -14.1 118 6 331.7 332.1 294.0 338.8 2.01 48 427 7121 -12.1 -22.1 43 10.0 -15.2 113 6 333.0 333.3 293.9 338.4 1.52 49 426 7139 -12.1 -24.1 36 12.0 -15.6 112 6 333.2 333.5 293.8 337.8 1.28 50 424 7175 -12.1 -32.1 17 20.0 -16.8 111 6 333.7 333.8 293.3 335.9 0.61 51 416 7321 -13.1 -25.1 36 12.0 -16.5 106 6 334.2 334.4 294.0 338.5 1.20 52 412 7395 -13.5 -29.5 25 16.0 -17.5 103 5 334.6 334.8 293.7 337.6 0.81 53 409 7451 -13.7 -28.7 27 15.0 -17.6 101 5 335.0 335.2 293.9 338.3 0.87 54 400 7620 -14.7 -26.7 35 12.0 -17.9 95 5 335.9 336.1 294.3 339.8 1.08 55 300 9730 -31.1 -42.1 33 11.0 -32.4 35 17 341.5 341.6 295.0 342.8 0.31 56 250 10990 -40.7 -61.7 9 21.0 -41.6 335 7 345.6 345.6 295.7 345.7 0.04 57 200 12470 -52.9 -66.9 17 14.0 -53.2 200 12 349.0 349.0 296.4 349.1 0.02 58 150 14270 -67.3 -75.3 31 8.0 -67.4 140 2 354.2 354.2 297.5 354.2 0.01 59 105 16345 -80.5 -87.5 30 7.0 -80.5 145 16 367.0 367.0 300.0 367.0 0.00 60 100 16620 -79.7 -87.7 25 8.0 -79.7 45 9 373.7 373.7 301.2 373.7 0.00 61 96 16852 -78.7 -87.7 22 9.0 -78.7 113 13 380.1 380.1 302.3 380.1 0.00 62 85 17538 -82.1 -89.1 29 7.0 -82.1 92 10 386.7 386.7 303.3 386.7 0.00 63 80 17878 -81.5 -89.5 24 8.0 -81.5 148 13 394.7 394.7 304.5 394.7 0.00 64 71 18558 -75.3 -90.3 8 15.0 -75.3 83 13 421.6 421.6 307.9 421.6 0.00 65 70 18640 -74.9 -90.9 7 16.0 -75.0 65 13 424.1 424.1 308.2 424.2 0.00 66 64 19164 -72.7 -90.7 5 18.0 -72.8 92 17 440.0 440.0 309.8 440.0 0.00 67 64 19164 -72.5 -90.5 5 18.0 -72.6 92 17 440.4 440.4 309.9 440.4 0.00 68 63 19256 -73.5 -91.5 5 18.0 -73.6 98 17 440.2 440.2 309.9 440.2 0.00 69 59 19641 -72.7 -91.7 4 19.0 -72.8 91 16 450.3 450.3 310.9 450.3 0.00 70 56 19950 -68.9 -91.9 2 23.0 -69.1 70 16 465.8 465.8 312.3 465.8 0.00 71 53 20280 -68.5 -91.5 2 23.0 -68.7 103 16 474.1 474.1 313.0 474.1 0.00 72 51 20511 -68.7 -91.7 2 23.0 -68.9 108 18 478.9 478.9 313.4 478.9 0.00 73 50 20630 -65.9 -91.9 1 26.0 -66.2 80 19 488.2 488.2 314.1 488.2 0.00 74 48 20879 -62.9 -90.9 1 28.0 -63.3 102 21 501.1 501.1 315.0 501.1 0.00 75 47 21009 -63.3 -90.3 1 27.0 -63.7 87 21 503.1 503.1 315.2 503.2 0.00 76 45 21277 -61.7 -89.7 1 28.0 -62.2 56 16 513.3 513.3 315.9 513.3 0.00 77 40 22005 -62.5 -90.5 1 28.0 -63.0 39 5 528.9 528.9 316.9 528.9 0.00 78 37 22488 -60.3 -89.3 1 29.0 -61.0 122 17 546.5 546.5 317.9 546.5 0.00 79 34 23015 -60.9 -89.9 1 29.0 -61.6 100 30 558.3 558.3 318.5 558.3 0.00 80 33 23201 -59.1 -89.1 1 30.0 -60.0 99 29 567.8 567.8 319.0 567.9 0.00 81 30 23800 -57.9 -88.9 1 31.0 -59.0 80 31 586.8 586.8 320.0 586.8 0.00 82 23 25496 -52.9 -85.9 1 33.0 -55.3 82 23 647.8 647.8 322.6 647.9 0.01 83 20 26400 -51.7 -85.7 1 34.0 -54.7 90 30 677.9 677.9 323.7 678.0 0.01 84 18 27085 -51.1 -85.1 1 34.0 -54.5 93 32 700.6 700.6 324.4 700.7 0.02 85 17 27457 -52.5 -85.5 1 33.0 -55.6 94 33 707.6 707.6 324.7 707.7 0.02 86 15 28274 -48.7 -84.7 1 36.0 -53.4 97 40 746.0 746.0 325.8 746.2 0.02 87 14 28731 -45.7 -83.7 1 38.0 -51.8 104 44 771.1 771.1 326.5 771.3 0.03 88 14 28731 -45.5 -83.5 1 38.0 -51.7 104 44 771.7 771.8 326.5 772.0 0.03 89 13 29225 -46.1 -83.1 1 37.0 -52.3 102 52 786.2 786.2 326.9 786.5 0.03 90 12 29759 -45.3 -83.3 1 38.0 -52.1 102 56 807.2 807.3 327.4 807.5 0.03 91 10 30990 -40.3 -81.3 0 41.0 -50.4 110 49 869.1 869.1 328.8 869.6 0.05 92 8.6 32020 -39.5 -81.5 0 42.0 -50.8 910.5 910.6 329.7 911.2 0.06 93 7.1 33351 -32.9 -76.9 0 44.0 -49.3 989.0 989.1 331.0 990.8 0.15 TRP 105 16345 -80.5 -87.5 30 7.0 -80.5 145 16 367.0 367.0 300.0 367.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 545.00 mb = 5205.80 m = 17079.20 ft Wetbulb zero: 707.61 mb = 3072.15 m = 10079.10 ft Precipitable water: 1.42 inches Sfc-500 mean rel hum: 36.08 % Est. max temperature: 32.28 C = 90.11 F Sfc-Lift cond lev (LCL): 926.34 mb = 768.34 m = 2520.77 ft T: 21.69 C 700-500 lapse rate: 5.46 C/km ThetaE index: 26.10 C Layer 818.0- 700.0 mb Conv cond level (CCL): 867.62 mb = 1335.93 m = 4382.92 ft Mean mixing ratio: 15.98 g/kg Conv temperature: 31.83 C = 89.29 F Cap Strength: 4.79 C Lifted Index: 0.49 C Risk: Showers probable Lifted Index @300 mb: -1.41 C Lifted Index @700 mb: 1.68 C Showalter Index: 4.88 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 15.10 C K Index: -1.10 Risk: None Sweat Index: 187.60 Risk: None Energy Index: -1.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 181.27 J/kg Max Up Vert Vel: 19.04 m/s Conv Inhibition (B-): 242.95 J/kg Cap Strength: 4.72 C Lift Cond Lev (LCL): 911.61 mb = 907.85 m = 2978.47 ft Lev Free Conv (LFC): 546.61 mb = 5182.25 m = 17001.91 ft Equ Level (EL): 516.61 mb = 5631.18 m = 18474.76 ft B at Equ Level: 7.57 J/kg Max Parcel Lev (MPL): 156.61 mb = 14000.23 m = 45931.96 ft Wind level data Storm motion: 137 at 7 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 | 93 3 -2.6 0.1 1 1000 96 130 10 -7.7 6.4 | 116 3 -2.9 1.4 2 977 305 130 11 -8.4 7.1 | 119 4 -3.7 2.1 3 943 610 110 13 -12.2 4.4 | 86 8 -7.5 -0.6 4 925 781 115 15 -13.6 6.3 | 98 9 -8.9 1.3 5 911 914 115 14 -12.7 5.9 | 96 8 -8.0 0.9 6 879 1219 125 14 -11.5 8.0 | 114 7 -6.7 3.0 7 850 1513 115 19 -17.2 8.0 | 104 13 -12.5 3.0 8 849 1524 125 20 -16.4 11.5 | 119 13 -11.7 6.5 9 819 1829 140 14 -9.0 10.7 | 143 7 -4.3 5.7 10 790 2134 145 11 -6.3 9.0 | 158 4 -1.6 4.0 11 762 2438 175 4 -0.3 4.0 | 283 4 4.4 -1.0 12 700 3163 115 3 -2.7 1.3 | 332 4 2.0 -3.7 13 634 3962 35 13 -7.5 -10.6 | 10 16 -2.7 -15.7 14 611 4267 30 3 -1.5 -2.6 | 337 8 3.2 -7.6 15 526 5486 75 10 -9.7 -2.6 | 33 9 -4.9 -7.6 16 500 5890 155 8 -3.4 7.3 | 211 3 1.3 2.2 17 400 7620 95 5 -5.0 0.4 | 3 5 -0.3 -4.6 18 384 7925 85 5 -5.0 -0.4 | 3 5 -0.3 -5.5 19 368 8230 50 16 -12.3 -10.3 | 26 17 -7.5 -15.3 20 353 8534 55 27 -22.1 -15.5 | 40 27 -17.4 -20.5 21 312 9449 55 29 -23.8 -16.6 | 41 29 -19.0 -21.7 22 300 9730 35 17 -9.8 -13.9 | 15 20 -5.0 -18.9 23 251 10973 360 11 -0.0 -11.0 | 344 17 4.7 -16.0 24 250 10990 335 7 3.0 -6.3 | 326 14 7.7 -11.4 25 229 11582 195 10 2.6 9.7 | 238 9 7.3 4.6 26 200 12470 200 12 4.1 11.3 | 235 11 8.8 6.3 27 199 12497 190 15 2.6 14.8 | 217 12 7.3 9.8 28 181 13106 205 10 4.2 9.1 | 246 10 9.0 4.0 29 150 14270 140 2 -1.3 1.5 | 315 5 3.4 -3.5 30 114 15850 155 10 -4.2 9.1 | 187 4 0.5 4.0 31 108 16154 160 19 -6.5 17.9 | 172 13 -1.8 12.8 32 105 16345 145 16 -9.2 13.1 | 151 9 -4.5 8.1 33 103 16459 145 16 -9.2 13.1 | 151 9 -4.5 8.1 34 100 16620 45 9 -6.4 -6.4 | 8 11 -1.6 -11.4 35 97 16764 125 13 -10.6 7.5 | 112 6 -5.9 2.4 36 88 17374 40 10 -6.4 -7.7 | 8 13 -1.7 -12.7 37 83 17678 135 10 -7.1 7.1 | 131 3 -2.3 2.1 38 79 17983 155 14 -5.9 12.7 | 171 8 -1.2 7.7 39 74 18288 145 14 -8.0 11.5 | 153 7 -3.3 6.5 40 70 18640 65 13 -11.8 -5.5 | 34 13 -7.1 -10.5 41 67 18898 65 14 -12.7 -5.9 | 36 14 -8.0 -10.9 42 64 19202 95 17 -16.9 1.5 | 74 13 -12.2 -3.5 43 60 19507 110 15 -14.1 5.1 | 91 9 -9.4 0.1 44 57 19812 70 18 -16.9 -6.2 | 47 17 -12.2 -11.2 45 55 20117 70 13 -12.2 -4.4 | 38 12 -7.5 -9.5 46 52 20422 130 18 -13.8 11.6 | 126 11 -9.1 6.6 47 50 20630 80 19 -18.7 -3.3 | 59 16 -14.0 -8.3 48 49 20726 120 20 -17.3 10.0 | 112 14 -12.6 5.0 49 47 21031 85 21 -20.9 -1.8 | 67 18 -16.2 -6.8 50 45 21336 50 15 -11.5 -9.6 | 25 16 -6.8 -14.7 51 42 21641 110 20 -18.8 6.8 | 97 14 -14.1 1.8 52 40 21946 5 3 -0.3 -3.0 | 331 9 4.5 -8.0 53 39 22250 155 10 -4.2 9.1 | 187 4 0.5 4.0 54 37 22555 115 18 -16.3 7.6 | 103 12 -11.6 2.6 55 35 22860 105 29 -28.0 7.5 | 96 23 -23.3 2.5 56 33 23165 95 30 -29.9 2.6 | 85 25 -25.2 -2.4 57 32 23470 125 22 -18.0 12.6 | 120 15 -13.3 7.6 58 30 23774 105 24 -23.2 6.2 | 94 18 -18.5 1.2 59 30 23800 80 31 -30.5 -5.4 | 68 28 -25.8 -10.4 60 29 24079 85 27 -26.9 -2.4 | 72 23 -22.2 -7.4 61 26 24689 70 32 -30.1 -10.9 | 58 30 -25.3 -16.0 62 25 24994 60 18 -15.6 -9.0 | 38 18 -10.9 -14.0 63 24 25298 80 22 -21.7 -3.8 | 62 19 -16.9 -8.8 64 20 26400 90 30 -30.0 0.0 | 79 26 -25.3 -5.0 65 17 27432 95 33 -32.9 2.9 | 86 28 -28.2 -2.1 66 16 27737 85 36 -35.9 -3.1 | 75 32 -31.1 -8.2 67 14 28651 105 42 -40.6 10.9 | 99 36 -35.8 5.9 68 12 29566 100 57 -56.1 9.9 | 95 52 -51.4 4.9 69 10 30990 110 49 -46.0 16.8 | 106 43 -41.3 11.7 Wind Parameters Mean winds (0-6000m): 106.7 at 9.2 knts Storm direction: 136.7 at 6.9 knts Shear (0-3000m) pos: 2.6 neg: 1.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -129.1 deg Storm rel helicity (0-3000m) pos: 41.5 neg: -9.8 tot: 31.8 m^2/s^2 ave: 10.6 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.3 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 94.88 Bulk Shear: 1.91 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 ------------------------------------------------------------------------------- 500 127 11 110 4| 0.0 3.7 3.7| 1.1 -2.9 -1.8 -3.6 -0.14| 5.4 -0.8 1000 119 12 100 6| 0.9 1.9 2.7| 6.1 -5.3 0.8 0.8 0.03| 5.4 0.2 1500 120 13 103 7| 0.6 2.9 3.5| 9.3 -9.8 -0.5 -0.3 0.01| 6.0 0.1 2000 124 14 112 7| 2.2 2.2 4.4| 31.7 -9.8 21.9 10.9 0.29| 7.5 2.2 2500 127 13 116 6| 3.1 1.7 4.9| 39.2 -9.8 29.5 11.8 0.43| 8.0 3.5 3000 128 11 115 5| 2.6 1.7 4.3| 41.5 -9.8 31.8 10.6 0.46| 7.1 3.3 4000 118 10 86 4| 2.0 2.3 4.3| 47.1 -22.4 24.6 6.2 0.35| 7.4 2.6 5000 109 9 64 5| 1.6 1.9 3.5| 57.8 -38.6 19.1 3.8 0.27| 7.3 2.0 6000 107 9 60 5| 1.9 1.6 3.5| 75.8 -38.7 37.1 6.2 0.37| 7.5 2.8 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20250427.00.gif