UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:0000Z 29 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 29.6 25.8 80 3.8 26.7 135 9 301.9 305.8 299.5 364.5 21.14 1 1003 64 28.0 23.8 78 4.2 24.9 132 11 300.9 304.3 298.0 356.3 18.82 2 1000 90 27.8 23.8 79 4.0 24.9 130 12 301.0 304.4 298.0 356.5 18.88 3 939 646 22.8 21.0 90 1.8 21.5 136 11 301.3 304.4 296.9 351.1 16.90 4 925 777 22.0 19.7 87 2.3 20.4 140 9 301.8 304.7 296.3 348.4 15.81 5 920 824 21.6 19.5 88 2.1 20.1 138 9 301.9 304.7 296.2 348.2 15.70 6 913 891 21.8 17.0 74 4.8 18.5 136 8 302.7 305.2 295.0 342.6 13.47 7 906 958 21.2 16.7 75 4.5 18.1 133 9 302.8 305.2 294.8 342.2 13.32 8 895 1064 20.0 19.1 95 0.9 19.4 128 10 302.6 305.5 296.4 349.2 15.74 9 887 1141 19.8 18.2 90 1.6 18.7 124 12 303.2 305.9 296.1 347.6 14.99 10 885 1161 19.8 17.3 86 2.5 18.1 123 12 303.4 306.0 295.6 345.4 14.18 11 859 1418 18.6 17.9 96 0.7 18.1 127 12 304.7 307.5 296.7 350.1 15.20 12 850 1509 18.4 16.8 90 1.6 17.3 130 11 305.4 308.1 296.3 348.2 14.31 13 837 1641 18.0 15.7 86 2.3 16.4 122 10 306.3 308.9 296.0 347.0 13.53 14 833 1682 18.0 14.2 78 3.8 15.4 120 10 306.8 309.1 295.3 343.8 12.32 15 831 1703 17.8 15.6 87 2.2 16.3 118 10 306.8 309.3 296.1 347.5 13.54 16 828 1734 17.8 14.9 83 2.9 15.8 116 10 307.1 309.5 295.8 346.2 12.98 17 826 1754 17.6 15.5 87 2.1 16.2 115 10 307.1 309.6 296.1 347.9 13.53 18 823 1785 17.6 13.6 77 4.0 14.9 113 9 307.4 309.7 295.2 343.6 11.98 19 821 1806 17.6 15.4 87 2.2 16.1 112 9 307.6 310.2 296.3 348.5 13.53 20 818 1838 17.4 15.5 89 1.9 16.1 110 9 307.7 310.3 296.4 349.0 13.67 21 816 1858 17.2 15.2 88 2.0 15.8 108 9 307.7 310.3 296.3 348.3 13.44 22 814 1879 17.4 14.0 80 3.4 15.1 107 9 308.2 310.5 295.7 345.8 12.44 23 811 1911 17.8 10.8 64 7.0 13.3 105 8 308.9 310.8 294.2 339.6 10.08 24 803 1996 17.4 9.4 59 8.0 12.3 99 8 309.4 311.1 293.7 337.6 9.26 25 800 2028 17.8 5.8 45 12.0 10.6 97 8 310.1 311.5 292.4 332.4 7.25 26 791 2124 16.8 9.8 63 7.0 12.3 91 7 310.1 311.9 294.2 339.6 9.66 27 778 2265 15.6 9.6 67 6.0 11.8 94 7 310.2 312.1 294.3 339.9 9.69 28 775 2298 15.2 9.2 67 6.0 11.4 95 6 310.2 311.9 294.1 339.1 9.47 29 773 2320 15.2 8.2 63 7.0 10.9 95 6 310.4 312.1 293.7 337.6 8.86 30 771 2342 15.6 4.6 48 11.0 9.2 96 6 311.0 312.4 292.4 332.4 6.91 31 768 2375 15.6 3.6 45 12.0 8.7 97 6 311.4 312.6 292.1 331.5 6.46 32 764 2419 16.4 -13.6 12 30.0 3.8 98 6 312.7 313.1 288.2 318.5 1.75 33 763 2431 16.4 -14.6 11 31.0 3.6 99 6 312.8 313.1 288.2 318.2 1.61 34 709 3051 12.2 -20.8 8 33.0 0.3 117 3 314.8 315.0 288.2 318.3 1.03 35 700 3158 11.8 -23.2 7 35.0 -0.2 120 3 315.6 315.7 288.2 318.5 0.84 36 696 3206 11.8 -22.2 7 34.0 -0.2 113 3 316.1 316.2 288.5 319.3 0.93 37 692 3254 12.0 -27.0 5 39.0 -0.6 107 3 316.8 316.9 288.4 318.9 0.60 38 689 3291 12.4 -17.6 11 30.0 0.7 102 3 317.7 317.9 289.5 322.4 1.39 39 679 3413 11.6 -11.4 19 23.0 1.4 85 3 318.1 318.5 290.5 325.9 2.35 40 666 3574 10.2 -10.8 22 21.0 0.8 64 3 318.3 318.8 290.7 326.6 2.52 41 664 3599 10.0 -11.0 22 21.0 0.7 60 3 318.3 318.8 290.7 326.6 2.48 42 651 3763 9.0 -10.0 25 19.0 0.4 38 3 319.0 319.5 291.2 328.1 2.74 43 639 3917 7.8 -9.2 29 17.0 0.0 17 3 319.3 319.9 291.5 329.2 2.98 44 618 4191 5.0 -5.0 48 10.0 0.0 339 3 319.2 320.0 292.5 333.0 4.27 45 615 4231 5.0 -3.0 56 8.0 0.8 333 3 319.6 320.6 293.3 335.8 4.99 46 613 4257 4.8 -4.2 52 9.0 0.3 329 3 319.7 320.6 292.9 334.5 4.57 47 612 4270 4.8 -7.2 41 12.0 -0.9 328 3 319.9 320.6 292.2 331.8 3.64 48 611 4284 4.6 -5.4 48 10.0 -0.3 326 3 319.8 320.6 292.6 333.4 4.19 49 607 4337 4.6 -10.4 33 15.0 -2.0 321 3 320.4 320.9 291.7 329.8 2.85 50 603 4391 4.4 -11.6 30 16.0 -2.5 316 3 320.8 321.3 291.6 329.4 2.61 51 592 4541 3.2 -10.8 35 14.0 -2.9 303 4 321.1 321.6 291.9 330.5 2.83 52 586 4623 3.0 -17.0 21 20.0 -4.6 296 4 321.8 322.1 291.0 327.6 1.72 53 568 4875 0.8 -24.2 13 25.0 -7.1 274 4 322.1 322.2 290.4 325.4 0.95 54 500 5890 -4.5 -32.5 9 28.0 -11.5 185 7 327.6 327.7 291.5 329.4 0.50 55 400 7610 -15.5 -48.5 4 33.0 -20.3 150 10 334.8 334.9 293.2 335.3 0.12 56 300 9720 -29.9 -61.9 3 32.0 -32.1 225 4 343.2 343.2 295.1 343.4 0.03 57 250 10990 -40.3 -67.3 4 27.0 -41.3 315 13 346.2 346.2 295.8 346.2 0.02 58 200 12470 -52.5 -70.5 10 18.0 -52.8 215 15 349.6 349.6 296.5 349.7 0.01 59 150 14270 -66.9 -77.9 20 11.0 -67.0 215 17 354.8 354.8 297.7 354.9 0.01 60 100 16620 -81.1 -87.1 36 6.0 -81.1 185 14 371.0 371.0 300.8 371.0 0.00 61 93 17026 -83.3 -87.7 46 4.4 -83.3 190 10 374.5 374.5 301.4 374.5 0.00 62 86 17463 -82.3 -89.3 29 7.0 -82.3 200 11 385.0 385.0 303.1 385.0 0.00 63 80 17872 -78.5 -87.5 22 9.0 -78.5 207 11 400.8 400.8 305.3 400.8 0.00 64 77 18089 -79.9 -88.9 21 9.0 -79.9 199 11 402.3 402.3 305.5 402.3 0.00 65 75 18239 -78.5 -89.5 15 11.0 -78.5 192 10 408.3 408.3 306.3 408.3 0.00 66 73 18395 -74.3 -88.3 10 14.0 -74.3 177 10 420.4 420.4 307.7 420.4 0.00 67 71 18557 -73.7 -88.7 8 15.0 -73.7 159 11 425.0 425.0 308.3 425.0 0.00 68 70 18640 -73.7 -88.7 8 15.0 -73.7 115 8 426.7 426.7 308.5 426.7 0.00 69 62 19347 -74.3 -90.3 7 16.0 -74.4 122 17 440.5 440.5 309.9 440.5 0.00 70 60 19539 -73.5 -90.5 6 17.0 -73.6 108 17 446.4 446.4 310.5 446.4 0.00 71 58 19739 -69.1 -90.1 3 21.0 -69.2 98 10 460.7 460.7 311.8 460.7 0.00 72 56 19949 -68.1 -90.1 3 22.0 -68.3 100 15 467.6 467.6 312.4 467.6 0.00 73 50 20630 -67.7 -90.7 2 23.0 -67.9 90 30 484.0 484.0 313.8 484.0 0.00 74 48 20877 -64.9 -89.9 2 25.0 -65.2 80 26 496.3 496.3 314.7 496.3 0.00 75 44 21411 -63.1 -89.1 2 26.0 -63.6 63 23 513.2 513.2 315.8 513.2 0.00 76 42 21697 -63.5 -89.5 2 26.0 -64.0 89 16 519.1 519.1 316.2 519.1 0.00 77 38 22313 -62.1 -89.1 2 27.0 -62.7 129 15 537.7 537.7 317.4 537.8 0.00 78 36 22651 -58.5 -87.5 1 29.0 -59.5 107 14 555.4 555.4 318.4 555.5 0.01 79 30 23810 -53.7 -84.7 1 31.0 -55.5 50 14 598.2 598.2 320.5 598.3 0.01 80 26 24726 -56.1 -86.1 1 30.0 -57.7 3 10 616.4 616.4 321.3 616.5 0.01 81 24 25239 -53.9 -84.9 1 31.0 -56.0 108 10 637.1 637.1 322.2 637.2 0.01 82 23 25512 -54.9 -84.9 1 30.0 -56.9 113 16 641.9 642.0 322.4 642.0 0.01 83 20 26410 -53.1 -85.1 1 32.0 -55.8 95 21 673.6 673.6 323.6 673.7 0.01 84 20 26410 -53.3 -84.3 1 31.0 -55.9 95 21 673.0 673.0 323.5 673.1 0.02 85 19 26742 -50.9 -83.9 1 33.0 -54.2 97 24 690.4 690.4 324.1 690.6 0.02 86 18 27094 -51.3 -83.3 1 32.0 -54.6 100 28 699.9 699.9 324.4 700.1 0.02 87 16 27866 -47.5 -82.5 1 35.0 -52.4 88 30 736.3 736.3 325.6 736.5 0.03 88 14 28746 -48.7 -82.7 1 34.0 -53.6 87 35 760.9 760.9 326.3 761.2 0.03 89 13 29236 -46.9 -81.9 1 35.0 -52.8 95 39 783.4 783.4 326.8 783.8 0.04 90 12 29766 -47.5 -82.5 1 35.0 -53.4 95 43 799.4 799.5 327.3 799.8 0.04 91 12 29766 -44.9 -81.9 1 37.0 -51.9 95 43 808.7 808.7 327.5 809.0 0.04 92 10 30990 -42.9 -80.9 1 38.0 -51.7 100 42 859.4 859.4 328.6 860.0 0.06 93 9.9 31058 -42.5 -80.5 1 38.0 -51.5 863.4 863.4 328.7 864.0 0.06 TRP 93 17026 -83.3 -87.7 46 4.4 -83.3 190 10 374.5 374.5 301.4 374.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 557.74 mb = 5028.30 m = 16496.86 ft Wetbulb zero: 703.66 mb = 3114.26 m = 10217.25 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 42.61 % Est. max temperature: 32.38 C = 90.28 F Sfc-Lift cond lev (LCL): 956.54 mb = 482.27 m = 1582.25 ft T: 24.27 C 700-500 lapse rate: 5.97 C/km ThetaE index: 14.32 C Layer 939.0- 895.0 mb Conv cond level (CCL): 902.13 mb = 994.82 m = 3263.81 ft Mean mixing ratio: 17.34 g/kg Conv temperature: 30.43 C = 86.77 F Cap Strength: 1.97 C Lifted Index: -2.41 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.88 C Lifted Index @700 mb: 0.53 C Showalter Index: -0.89 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 21.30 C K Index: 4.70 Risk: None Sweat Index: 230.60 Risk: None Energy Index: -3.56 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 915.32 J/kg Max Up Vert Vel: 42.79 m/s Conv Inhibition (B-): 5.23 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 919.98 mb = 824.41 m = 2704.71 ft Lev Free Conv (LFC): 884.98 mb = 1161.11 m = 3809.37 ft Equ Level (EL): 844.98 mb = 1559.75 m = 5117.24 ft B at Equ Level: 5.18 J/kg Max Parcel Lev (MPL): 804.98 mb = 1974.65 m = 6478.42 ft Wind level data Storm motion: 161 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 1010 3 135 9 -6.4 6.4 | 110 5 -4.7 1.8 1 1000 90 130 12 -9.2 7.7 | 112 8 -7.6 3.1 2 943 610 135 11 -7.8 7.8 | 117 7 -6.2 3.2 3 925 777 140 9 -5.8 6.9 | 119 5 -4.2 2.3 4 910 914 135 8 -5.7 5.7 | 105 4 -4.0 1.1 5 879 1219 120 13 -11.3 6.5 | 101 10 -9.6 1.9 6 850 1509 130 11 -8.4 7.1 | 110 7 -6.8 2.5 7 849 1524 130 11 -8.4 7.1 | 110 7 -6.8 2.5 8 790 2134 90 7 -7.0 0.0 | 49 7 -5.4 -4.6 9 700 3158 120 3 -2.6 1.5 | 18 3 -1.0 -3.1 10 611 4267 325 3 1.7 -2.5 | 335 8 3.3 -7.1 11 500 5890 185 7 0.6 7.0 | 223 3 2.2 2.4 12 432 7010 160 15 -5.1 14.1 | 160 10 -3.5 9.5 13 416 7315 170 10 -1.7 9.8 | 179 5 -0.1 5.3 14 400 7610 150 10 -5.0 8.7 | 140 5 -3.4 4.1 15 383 7925 145 12 -6.9 9.8 | 135 7 -5.3 5.2 16 353 8534 170 10 -1.7 9.8 | 179 5 -0.1 5.3 17 311 9449 235 10 8.2 5.7 | 263 10 9.8 1.1 18 300 9720 225 4 2.8 2.8 | 292 5 4.4 -1.8 19 299 9754 215 10 5.7 8.2 | 244 8 7.4 3.6 20 286 10058 250 1 0.9 0.3 | 329 5 2.6 -4.3 21 251 10973 310 11 8.4 -7.1 | 319 15 10.0 -11.7 22 250 10990 315 13 9.2 -9.2 | 322 18 10.8 -13.8 23 239 11278 315 13 9.2 -9.2 | 322 18 10.8 -13.8 24 229 11582 280 11 10.8 -1.9 | 298 14 12.5 -6.5 25 200 12470 215 15 8.6 12.3 | 233 13 10.2 7.7 26 199 12497 240 14 12.1 7.0 | 260 14 13.7 2.4 27 156 14021 225 17 12.0 12.0 | 241 16 13.6 7.4 28 150 14270 215 17 9.8 13.9 | 231 15 11.4 9.3 29 149 14326 215 19 10.9 15.6 | 229 17 12.5 11.0 30 134 14935 220 11 7.1 8.4 | 246 9 8.7 3.8 31 127 15240 195 12 3.1 11.6 | 214 8 4.7 7.0 32 114 15850 315 10 7.1 -7.1 | 323 15 8.7 -11.7 33 108 16154 245 15 13.6 6.3 | 263 15 15.2 1.7 34 100 16620 185 14 1.2 13.9 | 197 10 2.8 9.3 35 97 16764 185 14 1.2 13.9 | 197 10 2.8 9.3 36 93 17026 190 10 1.7 9.8 | 213 6 3.4 5.3 37 87 17374 195 11 2.8 10.6 | 217 8 4.5 6.0 38 83 17678 210 10 5.0 8.7 | 238 8 6.6 4.1 39 79 17983 205 12 5.1 10.9 | 227 9 6.7 6.3 40 74 18288 190 10 1.7 9.8 | 213 6 3.4 5.3 41 71 18593 155 11 -4.6 10.0 | 151 6 -3.0 5.4 42 70 18640 115 8 -7.3 3.4 | 78 6 -5.6 -1.2 43 67 18898 120 10 -8.7 5.0 | 93 7 -7.0 0.4 44 64 19202 135 14 -9.9 9.9 | 123 10 -8.3 5.3 45 60 19507 110 19 -17.9 6.5 | 97 16 -16.2 1.9 46 57 19812 95 8 -8.0 0.7 | 58 7 -6.4 -3.9 47 55 20117 105 23 -22.2 6.0 | 94 21 -20.6 1.4 48 52 20422 90 16 -16.0 0.0 | 72 15 -14.4 -4.6 49 50 20630 90 30 -30.0 0.0 | 81 29 -28.4 -4.6 50 49 20726 90 18 -18.0 0.0 | 74 17 -16.4 -4.6 51 47 21031 70 33 -31.0 -11.3 | 62 33 -29.4 -15.9 52 45 21336 55 25 -20.5 -14.3 | 45 27 -18.9 -18.9 53 40 21946 110 11 -10.3 3.8 | 85 9 -8.7 -0.8 54 39 22250 135 15 -10.6 10.6 | 124 11 -9.0 6.0 55 35 22860 95 14 -13.9 1.2 | 75 13 -12.3 -3.4 56 32 23470 75 24 -23.2 -6.2 | 63 24 -21.6 -10.8 57 30 23774 80 19 -18.7 -3.3 | 65 19 -17.1 -7.9 58 30 23810 50 14 -10.7 -9.0 | 34 16 -9.1 -13.6 59 27 24384 35 11 -6.3 -9.0 | 19 14 -4.7 -13.6 60 26 24689 355 10 0.9 -10.0 | 350 15 2.5 -14.6 61 24 25298 120 10 -8.7 5.0 | 93 7 -7.0 0.4 62 22 25908 100 26 -25.6 4.5 | 90 24 -24.0 -0.1 63 20 26410 95 21 -20.9 1.8 | 82 19 -19.3 -2.8 64 18 27127 100 28 -27.6 4.9 | 91 26 -26.0 0.3 65 15 28346 80 32 -31.5 -5.6 | 71 32 -29.9 -10.2 66 12 29566 100 42 -41.4 7.3 | 94 40 -39.7 2.7 67 11 30175 85 45 -44.8 -3.9 | 79 44 -43.2 -8.5 68 10 30990 100 42 -41.4 7.3 | 94 40 -39.7 2.7 Wind Parameters Mean winds (0-6000m): 130.6 at 6.5 knts Storm direction: 160.6 at 4.9 knts Shear (0-3000m) pos: 0.8 neg: 0.9 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -82.2 deg Storm rel helicity (0-3000m) pos: 4.6 neg: -18.0 tot: -13.4 m^2/s^2 ave: -4.5 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 4.6 stream: -1.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 286.45 Bulk Shear: 3.20 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 ------------------------------------------------------------------------------- 500 132 11 114 8| 0.0 2.3 2.3| 1.4 0.0 1.4 2.9 0.18| 4.3 0.8 1000 134 10 114 7| 0.0 0.4 0.4| 1.9 -1.2 0.6 0.6 -0.00| 4.8 -0.0 1500 130 11 110 7| 0.0 0.8 0.8| 4.6 -2.4 2.2 1.5 0.04| 5.3 0.2 2000 127 11 105 7| 0.0 1.4 1.4| 4.6 -13.6 -9.0 -4.5 -0.25| 5.6 -1.4 2500 124 10 97 7| 0.5 1.1 1.6| 4.6 -16.5 -12.0 -4.8 -0.28| 5.1 -1.4 3000 122 9 91 6| 0.8 0.9 1.7| 4.6 -18.0 -13.4 -4.5 -0.31| 4.6 -1.4 4000 119 7 78 5| 0.6 1.3 1.9| 4.6 -24.5 -20.0 -5.0 -0.37| 4.3 -1.6 5000 121 7 74 4| 0.5 0.9 1.4| 4.6 -38.1 -33.5 -6.7 -0.47| 4.1 -1.9 6000 131 6 84 3| 0.4 0.2 0.6| 4.6 -48.8 -44.3 -7.4 -0.54| 4.2 -2.3 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20250429.00.gif