UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 9 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 1013 3 25.8 24.6 93 1.2 24.9 310 1 297.8 301.4 297.7 354.8 19.57 1 1000 122 25.2 23.9 93 1.3 24.3 70 6 298.4 301.8 297.4 353.7 19.00 2 979 309 23.8 23.8 100 0.0 23.8 65 10 298.8 302.3 297.7 355.0 19.30 3 953 545 22.6 22.5 99 0.1 22.6 73 16 299.9 303.2 297.4 353.4 18.29 4 950 572 22.4 21.9 97 0.5 22.1 74 17 299.9 303.1 297.0 351.7 17.68 5 945 618 22.8 21.3 91 1.5 21.8 75 18 300.8 303.9 296.8 351.1 17.11 6 934 721 21.6 21.6 100 0.0 21.6 69 19 300.6 303.8 297.1 352.4 17.65 7 929 767 21.6 20.4 93 1.2 20.8 67 20 301.0 304.0 296.5 349.4 16.45 8 927 786 21.4 21.4 100 0.0 21.4 66 20 301.0 304.2 297.2 352.7 17.57 9 925 805 21.2 21.2 100 0.0 21.2 65 20 301.0 304.2 297.1 352.1 17.39 10 919 862 21.0 19.6 92 1.4 20.0 65 21 301.3 304.2 296.1 347.9 15.81 11 917 881 20.8 20.8 100 0.0 20.8 65 21 301.3 304.5 297.0 351.7 17.10 12 903 1014 20.0 19.0 94 1.0 19.3 66 21 301.8 304.7 296.1 347.5 15.50 13 894 1101 19.4 19.3 99 0.1 19.4 67 22 302.1 305.0 296.4 349.2 15.96 14 891 1130 19.2 19.1 99 0.1 19.1 67 22 302.2 305.1 296.4 348.9 15.81 15 889 1149 19.6 19.5 99 0.1 19.5 67 22 302.8 305.8 296.8 350.9 16.26 16 886 1179 19.6 19.4 99 0.2 19.5 67 22 303.1 306.1 296.9 351.1 16.21 17 884 1198 19.0 17.3 90 1.7 17.8 67 22 302.6 305.3 295.4 344.6 14.20 18 883 1208 19.2 18.4 95 0.8 18.7 67 22 302.9 305.8 296.2 348.1 15.26 19 882 1218 19.0 16.7 87 2.3 17.4 67 22 302.8 305.4 295.1 343.3 13.69 20 850 1536 17.6 16.5 93 1.1 16.8 70 22 304.6 307.2 295.8 346.4 14.03 21 817 1875 16.0 16.0 100 0.0 16.0 73 21 306.4 309.0 296.4 348.8 14.14 22 791 2150 14.6 14.5 99 0.1 14.6 74 20 307.7 310.2 296.1 347.7 13.24 23 775 2323 14.0 12.1 88 1.9 12.7 63 16 308.9 311.0 295.3 343.9 11.53 24 768 2400 13.8 11.6 87 2.2 12.4 58 15 309.5 311.6 295.2 343.7 11.25 25 766 2422 13.8 11.6 87 2.2 12.4 56 14 309.7 311.8 295.3 344.1 11.28 26 758 2511 13.0 12.7 98 0.3 12.8 58 14 309.7 312.1 296.0 347.1 12.27 27 743 2680 12.2 11.0 92 1.2 11.4 66 12 310.7 312.8 295.5 344.9 11.17 28 742 2691 12.4 10.3 87 2.1 11.0 67 12 311.0 313.0 295.2 343.7 10.67 29 740 2714 12.4 9.9 85 2.5 10.8 68 12 311.2 313.2 295.1 343.2 10.41 30 733 2794 12.2 8.8 80 3.4 10.0 72 12 311.9 313.7 294.8 341.9 9.75 31 718 2967 11.4 8.0 80 3.4 9.3 80 10 312.8 314.6 294.8 342.0 9.42 32 713 3026 11.2 6.3 72 4.9 8.2 83 10 313.2 314.8 294.2 339.4 8.43 33 706 3109 10.4 7.2 81 3.2 8.4 87 9 313.2 315.0 294.7 341.4 9.07 34 700 3180 10.0 6.5 79 3.5 7.9 90 9 313.6 315.2 294.5 340.6 8.71 35 697 3216 9.8 5.5 75 4.3 7.2 90 9 313.7 315.3 294.1 339.1 8.16 36 679 3433 8.4 6.1 85 2.3 7.0 87 10 314.5 316.2 294.7 341.8 8.74 37 665 3605 7.8 4.1 77 3.7 5.6 79 10 315.7 317.2 294.3 340.1 7.75 38 649 3805 6.2 3.8 85 2.4 4.8 71 10 316.1 317.6 294.4 340.6 7.77 39 646 3843 6.2 2.1 75 4.1 3.9 69 9 316.5 317.9 293.9 338.4 6.91 40 639 3932 5.8 1.4 73 4.4 3.3 65 9 317.1 318.4 293.9 338.1 6.64 41 627 4087 4.8 -1.2 65 6.0 1.6 59 9 317.6 318.7 293.2 335.5 5.60 42 616 4231 3.6 0.2 78 3.4 1.7 52 9 317.9 319.1 293.8 338.0 6.32 43 606 4364 3.2 -2.8 65 6.0 0.1 49 9 318.9 319.9 293.2 335.5 5.14 44 604 4391 3.4 -5.6 52 9.0 -1.0 48 9 319.4 320.3 292.5 333.0 4.17 45 603 4405 3.4 -4.6 56 8.0 -0.6 48 9 319.6 320.5 292.9 334.2 4.51 46 602 4418 3.2 -2.8 65 6.0 0.1 48 9 319.5 320.5 293.4 336.2 5.18 47 594 4527 2.4 -4.6 60 7.0 -1.1 46 10 319.8 320.7 293.0 334.7 4.58 48 592 4554 2.4 -7.6 48 10.0 -2.3 46 10 320.1 320.8 292.3 332.1 3.65 49 590 4581 2.2 -7.8 48 10.0 -2.4 45 10 320.2 320.9 292.3 332.0 3.60 50 587 4622 2.0 -5.0 60 7.0 -1.4 45 10 320.4 321.3 293.1 335.1 4.49 51 581 4705 1.6 -8.4 47 10.0 -3.0 44 9 320.9 321.6 292.4 332.4 3.49 52 577 4761 1.4 -7.6 51 9.0 -2.8 43 9 321.3 322.0 292.7 333.6 3.74 53 566 4916 0.6 -10.4 43 11.0 -4.2 41 8 322.1 322.7 292.3 332.3 3.06 54 500 5900 -6.1 -8.9 81 2.8 -7.4 30 3 325.6 326.4 294.0 338.6 3.90 55 400 7610 -16.5 -20.6 71 4.1 -17.8 295 12 333.5 333.9 294.3 340.1 1.86 56 300 9710 -31.7 -34.5 76 2.8 -32.1 325 12 340.7 340.8 295.1 343.3 0.68 57 250 10970 -42.7 -45.1 77 2.4 -42.9 325 8 342.6 342.6 295.2 343.7 0.27 58 200 12440 -55.5 -57.9 74 2.4 -55.6 325 14 344.9 344.9 295.6 345.2 0.08 59 150 14200 -69.1 -71.7 69 2.6 -69.1 325 22 351.1 351.1 296.9 351.1 0.02 60 103 16392 -79.3 -85.3 37 6.0 -79.3 320 25 371.4 371.4 300.8 371.4 0.00 61 100 16560 -78.3 -85.3 31 7.0 -78.3 310 21 376.4 376.4 301.6 376.5 0.00 62 95 16855 -76.9 -85.9 22 9.0 -76.9 302 20 384.8 384.8 303.0 384.8 0.00 63 94 16916 -77.1 -87.1 19 10.0 -77.1 297 20 385.5 385.5 303.1 385.5 0.00 64 92 17040 -74.9 -85.9 17 11.0 -74.9 287 19 392.3 392.3 304.1 392.3 0.00 65 81 17776 -77.9 -86.9 22 9.0 -77.9 314 7 400.6 400.6 305.3 400.7 0.00 66 77 18068 -76.3 -87.3 16 11.0 -76.3 342 6 409.8 409.8 306.5 409.8 0.00 67 76 18144 -74.1 -87.1 12 13.0 -74.2 349 5 416.0 416.0 307.2 416.0 0.00 68 70 18630 -69.3 -88.3 5 19.0 -69.4 35 2 436.1 436.1 309.5 436.1 0.00 69 68 18804 -68.1 -89.1 3 21.0 -68.2 0 5 442.3 442.3 310.1 442.4 0.00 70 57 19855 -71.7 -89.7 5 18.0 -71.8 90 3 457.1 457.1 311.5 457.1 0.00 71 53 20289 -67.5 -89.5 3 22.0 -67.7 35 12 476.4 476.4 313.2 476.4 0.00 72 52 20403 -66.9 -89.9 3 23.0 -67.1 35 11 480.4 480.4 313.5 480.4 0.00 73 50 20640 -67.7 -89.7 3 22.0 -67.9 110 7 484.0 484.0 313.8 484.0 0.00 74 47 21011 -68.7 -90.7 3 22.0 -68.9 87 8 490.2 490.2 314.2 490.2 0.00 75 46 21141 -66.3 -90.3 2 24.0 -66.6 90 7 499.0 499.0 314.9 499.0 0.00 76 44 21411 -65.5 -89.5 2 24.0 -65.8 97 5 507.3 507.3 315.5 507.4 0.00 77 42 21693 -66.1 -90.1 2 24.0 -66.4 130 9 512.7 512.7 315.8 512.7 0.00 TRP 103 16392 -79.3 -85.3 37 6.0 -79.3 320 25 371.4 371.4 300.8 371.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 560.09 mb = 5004.03 m = 16417.23 ft Wetbulb zero: 605.80 mb = 4367.02 m = 14327.33 ft Precipitable water: 2.39 inches Sfc-500 mean rel hum: 80.25 % Est. max temperature: 31.84 C = 89.31 F Sfc-Lift cond lev (LCL): 995.95 mb = 157.68 m = 517.32 ft T: 24.93 C 700-500 lapse rate: 5.92 C/km ThetaE index: 4.77 C Layer 925.0- 917.0 mb Conv cond level (CCL): 950.75 mb = 565.38 m = 1854.90 ft Mean mixing ratio: 18.25 g/kg Conv temperature: 27.86 C = 82.15 F Cap Strength: 0.63 C Lifted Index: -4.24 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.00 C Lifted Index @700 mb: -1.45 C Showalter Index: -1.84 C Risk: Thunderstorms probable Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 22.60 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 245.00 Risk: None Energy Index: -1.58 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1899.80 J/kg Max Up Vert Vel: 61.64 m/s Conv Inhibition (B-): 1.98 J/kg Cap Strength: 0.62 C Lift Cond Lev (LCL): 955.09 mb = 525.51 m = 1724.10 ft Lev Free Conv (LFC): 930.09 mb = 757.20 m = 2484.23 ft Equ Level (EL): 140.09 mb = 14598.47 m = 47894.67 ft B at Equ Level: 1880.40 J/kg Max Parcel Lev (MPL): 80.09 mb = 17841.10 m = 58533.09 ft Wind level data Storm motion: 96 at 9 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 1013 3 310 1 0.8 -0.6 | 279 10 9.9 -1.5 1 1000 122 70 6 -5.6 -2.1 | 310 5 3.5 -2.9 2 979 305 65 10 -9.1 -4.2 | 359 5 0.1 -5.1 3 946 610 75 18 -17.4 -4.7 | 56 10 -8.2 -5.5 4 925 805 65 20 -18.1 -8.5 | 44 13 -9.0 -9.3 5 913 914 65 21 -19.0 -8.9 | 45 14 -9.9 -9.8 6 851 1524 70 23 -21.6 -7.9 | 55 15 -12.5 -8.8 7 850 1536 70 22 -20.7 -7.5 | 54 14 -11.5 -8.4 8 792 2134 75 20 -19.3 -5.2 | 59 12 -10.2 -6.1 9 764 2438 55 14 -11.5 -8.0 | 15 9 -2.3 -8.9 10 700 3180 90 9 -9.0 0.0 | 351 1 0.1 -0.9 11 685 3353 90 10 -10.0 0.0 | 44 1 -0.9 -0.9 12 612 4267 50 9 -6.9 -5.8 | 341 7 2.3 -6.7 13 589 4572 45 10 -7.1 -7.1 | 345 8 2.1 -8.0 14 500 5900 30 3 -1.5 -2.6 | 295 8 7.6 -3.5 15 450 6706 200 1 0.3 0.9 | 270 9 9.5 0.1 16 400 7610 295 12 10.9 -5.1 | 287 21 20.0 -6.0 17 383 7925 290 15 14.1 -5.1 | 285 24 23.2 -6.0 18 352 8534 315 3 2.1 -2.1 | 285 12 11.3 -3.0 19 311 9449 320 10 6.4 -7.7 | 299 18 15.6 -8.5 20 300 9710 325 12 6.9 -9.8 | 304 19 16.0 -10.7 21 298 9754 325 12 6.9 -9.8 | 304 19 16.0 -10.7 22 273 10363 305 12 9.8 -6.9 | 292 21 19.0 -7.8 23 250 10970 325 8 4.6 -6.6 | 298 16 13.7 -7.4 24 239 11278 320 10 6.4 -7.7 | 299 18 15.6 -8.5 25 218 11887 305 10 8.2 -5.7 | 291 19 17.3 -6.6 26 200 12440 325 14 8.0 -11.5 | 306 21 17.2 -12.4 27 198 12497 325 15 8.6 -12.3 | 307 22 17.7 -13.2 28 179 13106 340 12 4.1 -11.3 | 313 18 13.2 -12.2 29 171 13411 350 14 2.4 -13.8 | 322 19 11.6 -14.7 30 154 14021 345 14 3.6 -13.5 | 318 19 12.8 -14.4 31 150 14200 325 22 12.6 -18.0 | 311 29 21.8 -18.9 32 132 14935 310 31 23.7 -19.9 | 302 39 32.9 -20.8 33 119 15545 315 28 19.8 -19.8 | 306 36 28.9 -20.7 34 113 15850 295 18 16.3 -7.6 | 288 27 25.5 -8.5 35 103 16392 320 25 16.1 -19.2 | 308 32 25.2 -20.0 36 102 16459 325 24 13.8 -19.7 | 312 31 22.9 -20.5 37 100 16560 310 21 16.1 -13.5 | 300 29 25.2 -14.4 38 97 16764 310 21 16.1 -13.5 | 300 29 25.2 -14.4 39 92 17069 285 19 18.4 -4.9 | 282 28 27.5 -5.8 40 87 17374 275 10 10.0 -0.9 | 275 19 19.1 -1.8 41 70 18630 35 2 -1.1 -1.6 | 288 8 8.0 -2.5 42 64 19202 280 11 10.8 -1.9 | 278 20 20.0 -2.8 43 60 19507 270 10 10.0 -0.0 | 273 19 19.1 -0.9 44 57 19812 100 1 -1.0 0.2 | 275 8 8.2 -0.7 45 55 20117 35 13 -7.5 -10.6 | 352 12 1.7 -11.5 46 52 20422 35 11 -6.3 -9.0 | 344 10 2.8 -9.9 47 50 20640 110 7 -6.6 2.4 | 240 3 2.6 1.5 48 49 20726 80 10 -9.8 -1.7 | 15 3 -0.7 -2.6 49 43 21336 100 4 -3.9 0.7 | 272 5 5.2 -0.2 50 41 21641 165 14 -3.6 13.5 | 204 14 5.5 12.6 51 38 21946 165 30 -7.8 29.0 | 183 28 1.4 28.1 Wind Parameters Mean winds (0-6000m): 65.6 at 12.3 knts Storm direction: 95.6 at 9.2 knts Shear (0-3000m) pos: 2.5 neg: 1.1 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 102.9 deg Storm rel helicity (0-3000m) pos: 41.3 neg: -27.9 tot: 13.5 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 1.7 10^-3/s Energy-Hel index: 0.47 Bulk Rich Number: 1195.82 Bulk Shear: 1.59 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 68 9 347 4| 16.2 0.0 16.2| 21.9 0.0 21.9 43.8 0.82| 17.0 13.9 1000 68 14 33 7| 8.1 3.3 11.4| 28.7 -6.8 21.9 21.9 0.56| 12.7 7.1 1500 68 17 42 10| 6.0 2.2 8.2| 36.5 -6.8 29.7 19.8 0.59| 9.2 5.4 2000 69 18 46 11| 4.0 1.6 5.6| 39.3 -6.9 32.4 16.2 0.56| 7.7 4.3 2500 69 18 46 10| 3.2 1.3 4.5| 39.9 -27.8 12.1 4.9 0.23| 8.0 1.9 3000 69 17 43 10| 2.5 1.1 3.6| 41.3 -27.9 13.5 4.5 0.22| 7.7 1.7 4000 71 15 40 8| 1.9 1.3 3.1| 41.5 -29.9 11.5 2.9 0.15| 6.7 1.0 5000 68 14 30 7| 1.5 1.3 2.8| 42.2 -36.1 6.0 1.2 0.09| 5.9 0.5 6000 66 12 19 6| 1.3 1.1 2.4| 42.2 -47.6 -5.4 -0.9 -0.01| 5.4 -0.0 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251009.12.gif