UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 7 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 24.7 94 1.1 25.0 297.8 301.4 297.7 355.1 19.69 1 1007 57 26.0 23.9 88 2.1 24.5 75 7 298.6 302.0 297.4 353.5 18.86 2 1004 85 26.4 22.3 78 4.1 23.5 75 7 299.2 302.3 296.4 349.2 17.12 3 1000 121 26.0 22.4 81 3.6 23.4 75 7 299.1 302.3 296.5 349.6 17.30 4 976 335 24.0 21.7 87 2.3 22.3 75 10 299.2 302.3 296.4 348.8 16.98 5 969 398 24.2 19.9 77 4.3 21.2 77 11 300.0 302.8 295.4 344.7 15.27 6 965 435 24.2 20.5 80 3.7 21.6 77 12 300.4 303.3 296.0 347.1 15.93 7 955 526 23.4 21.2 87 2.2 21.8 79 13 300.5 303.6 296.6 349.9 16.82 8 949 581 23.2 20.2 83 3.0 21.1 80 14 300.8 303.7 296.1 347.5 15.90 9 925 805 21.6 19.2 86 2.4 19.9 90 10 301.4 304.2 295.8 346.5 15.31 10 887 1169 19.2 17.5 90 1.7 18.0 101 10 302.5 305.2 295.5 344.9 14.33 11 880 1238 19.6 16.5 82 3.1 17.5 104 10 303.7 306.2 295.3 343.9 13.54 12 865 1386 18.8 15.5 81 3.3 16.5 91 10 304.3 306.7 295.0 342.8 12.91 13 861 1426 18.4 15.5 83 2.9 16.4 88 10 304.3 306.7 295.0 342.9 12.97 14 858 1456 18.6 14.1 75 4.5 15.6 86 10 304.8 307.0 294.4 340.3 11.87 15 852 1517 18.2 14.2 77 4.0 15.5 81 10 305.0 307.2 294.6 341.0 12.04 16 850 1537 18.0 14.3 79 3.7 15.5 75 8 305.0 307.3 294.6 341.3 12.15 17 847 1567 17.6 14.7 83 2.9 15.7 75 8 304.9 307.2 294.8 342.3 12.51 18 799 2064 13.8 11.9 88 1.9 12.6 71 4 306.0 308.0 294.1 339.1 11.02 19 772 2354 12.6 9.7 82 2.9 10.8 59 2 307.7 309.5 293.7 337.5 9.84 20 757 2519 11.0 10.5 97 0.5 10.7 51 2 307.7 309.7 294.3 339.8 10.60 21 741 2697 10.6 8.5 87 2.1 9.3 43 1 309.1 310.9 293.8 338.0 9.45 22 736 2754 10.2 9.4 95 0.8 9.7 39 1 309.3 311.2 294.4 340.2 10.12 23 731 2811 10.2 6.4 77 3.8 7.9 24 1 309.9 311.5 293.2 335.3 8.28 24 728 2845 10.0 5.6 74 4.4 7.4 15 2 310.1 311.5 292.9 334.2 7.86 25 715 2995 8.6 6.1 84 2.5 7.1 336 3 310.1 311.7 293.2 335.6 8.29 26 709 3065 8.6 5.1 79 3.5 6.5 318 3 310.9 312.3 293.0 334.9 7.79 27 703 3136 8.2 7.7 97 0.5 7.9 299 4 311.2 313.0 294.4 340.2 9.43 28 700 3171 8.2 7.5 95 0.7 7.8 290 4 311.6 313.3 294.4 340.3 9.34 29 694 3242 8.0 6.3 89 1.7 7.0 286 4 312.1 313.8 294.0 338.9 8.67 30 692 3266 8.0 5.5 84 2.5 6.5 285 4 312.4 313.9 293.8 337.8 8.22 31 687 3326 7.6 5.9 89 1.7 6.6 282 4 312.6 314.2 294.0 338.9 8.51 32 678 3435 7.8 4.0 77 3.8 5.6 276 4 314.0 315.4 293.7 337.5 7.54 33 675 3472 7.6 5.4 86 2.2 6.3 274 5 314.2 315.8 294.4 340.2 8.37 34 671 3521 7.4 5.1 85 2.3 6.0 271 5 314.5 316.0 294.4 340.2 8.24 35 666 3583 7.4 3.3 75 4.1 5.0 268 5 315.1 316.5 293.9 338.1 7.31 36 657 3695 6.6 4.8 88 1.8 5.5 262 5 315.5 317.0 294.6 341.3 8.24 37 652 3758 6.4 4.0 85 2.4 5.0 259 5 315.9 317.4 294.4 340.6 7.85 38 643 3872 7.0 0.0 61 7.0 3.2 252 5 317.9 319.0 293.6 336.9 5.96 39 628 4066 5.2 -0.8 65 6.0 2.0 242 6 318.0 319.1 293.4 336.4 5.76 40 625 4105 5.0 -3.0 56 8.0 0.9 240 6 318.2 319.1 292.8 334.0 4.91 41 618 4197 4.2 -2.8 60 7.0 0.6 235 6 318.3 319.3 292.9 334.5 5.04 42 612 4277 3.4 -0.4 76 3.8 1.4 231 6 318.2 319.4 293.7 337.7 6.08 43 611 4290 3.2 -0.4 77 3.6 1.3 230 6 318.2 319.3 293.7 337.6 6.09 44 606 4357 3.0 -3.0 65 6.0 -0.1 232 6 318.7 319.7 293.0 335.0 5.06 45 604 4383 3.0 -1.4 73 4.4 0.7 233 6 319.0 320.1 293.7 337.4 5.73 46 602 4410 2.8 -3.2 65 6.0 -0.3 234 6 319.1 320.0 293.1 335.3 5.02 47 596 4492 2.2 -2.6 71 4.8 -0.3 237 6 319.3 320.3 293.4 336.4 5.31 48 591 4560 2.0 -5.0 60 7.0 -1.4 239 6 319.8 320.7 292.9 334.3 4.46 49 583 4670 1.0 -5.0 64 6.0 -1.9 243 6 319.9 320.8 293.0 334.6 4.53 50 577 4753 0.8 -12.2 37 13.0 -4.6 246 7 320.6 321.1 291.5 329.3 2.60 51 573 4809 0.6 -14.4 31 15.0 -5.3 248 7 321.0 321.4 291.2 328.4 2.19 52 549 5152 -2.3 -15.3 36 13.0 -7.2 259 7 321.5 321.9 291.3 328.7 2.12 53 544 5225 -2.9 -11.9 50 9.0 -6.6 262 7 321.7 322.2 292.0 331.1 2.82 54 500 5890 -6.7 -15.7 49 9.0 -10.1 285 8 324.9 325.3 292.4 332.5 2.25 55 400 7600 -16.1 -24.1 50 8.0 -18.4 245 11 334.1 334.3 294.1 339.0 1.36 56 300 9690 -32.3 -36.4 67 4.1 -32.9 285 24 339.9 340.0 294.8 342.0 0.57 57 250 10950 -42.3 -53.3 29 11.0 -42.9 300 28 343.2 343.2 295.2 343.6 0.11 TRP WND Sounding variables and indices 1000-500 mb thick: 5769.00 m Freezing level: 568.03 mb = 4880.14 m = 16010.76 ft Wetbulb zero: 606.36 mb = 4351.75 m = 14277.22 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 73.12 % Est. max temperature: 32.28 C = 90.11 F Sfc-Lift cond lev (LCL): 997.41 mb = 143.87 m = 471.99 ft T: 25.79 C 700-500 lapse rate: 5.48 C/km ThetaE index: 7.08 C Layer 949.0- 861.0 mb Conv cond level (CCL): 896.35 mb = 1078.09 m = 3537.01 ft Mean mixing ratio: 16.41 g/kg Conv temperature: 30.23 C = 86.41 F Cap Strength: 1.22 C Lifted Index: -3.15 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.99 C Lifted Index @700 mb: -1.90 C Showalter Index: -0.45 C Risk: Thunderstorms probable Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 21.00 C K Index: 38.30 Risk: > 80 % chance of thunderstorms Sweat Index: 195.60 Risk: None Energy Index: -1.71 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 796.77 J/kg Max Up Vert Vel: 39.92 m/s Conv Inhibition (B-): 29.78 J/kg Cap Strength: 1.22 C Lift Cond Lev (LCL): 923.96 mb = 814.75 m = 2673.04 ft Lev Free Conv (LFC): 828.96 mb = 1750.59 m = 5743.34 ft Wind level data Storm motion: 101 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 1000 121 75 7 -6.8 -1.8 | 36 3 -2.0 -2.8 1 979 305 75 10 -9.7 -2.6 | 54 6 -4.9 -3.5 2 946 610 80 14 -13.8 -2.4 | 69 10 -9.0 -3.4 3 925 805 90 10 -10.0 0.0 | 80 5 -5.2 -1.0 4 913 914 80 10 -9.8 -1.7 | 62 6 -5.1 -2.7 5 882 1219 105 10 -9.7 2.6 | 108 5 -4.9 1.6 6 851 1524 80 10 -9.8 -1.7 | 62 6 -5.1 -2.7 7 850 1537 75 8 -7.7 -2.1 | 44 4 -3.0 -3.0 8 792 2134 70 3 -2.8 -1.0 | 316 3 1.9 -2.0 9 737 2743 40 1 -0.6 -0.8 | 293 4 4.1 -1.7 10 700 3171 290 4 3.8 -1.4 | 285 9 8.5 -2.3 11 611 4267 230 6 4.6 3.9 | 253 10 9.4 2.9 12 500 5890 285 8 7.7 -2.1 | 284 13 12.5 -3.0 13 468 6401 275 15 14.9 -1.3 | 277 20 19.7 -2.3 14 450 6706 295 16 14.5 -6.8 | 292 21 19.3 -7.7 15 415 7315 265 12 12.0 1.0 | 270 17 16.7 0.1 16 400 7600 245 11 10.0 4.6 | 256 15 14.7 3.7 17 399 7620 240 12 10.4 6.0 | 252 16 15.2 5.0 18 383 7925 240 10 8.7 5.0 | 253 14 13.4 4.0 19 367 8230 290 3 2.8 -1.0 | 285 8 7.6 -2.0 20 352 8534 320 10 6.4 -7.7 | 308 14 11.2 -8.6 21 323 9144 320 10 6.4 -7.7 | 308 14 11.2 -8.6 22 310 9449 275 16 15.9 -1.4 | 276 21 20.7 -2.4 23 300 9690 285 24 23.2 -6.2 | 284 29 27.9 -7.2 24 250 10950 300 28 24.2 -14.0 | 297 33 29.0 -15.0 25 238 11278 300 29 25.1 -14.5 | 297 34 29.9 -15.5 Wind Parameters Mean winds (0-6000m): 71.4 at 6.5 knts Storm direction: 101.4 at 4.9 knts Storm rel Dir Shear (0-3000m): -105.0 deg Energy-Hel index: -49.79 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 76 10 56 6| | | 1000 80 11 65 7| | | 1500 85 11 72 6| | | 2000 83 9 66 5| | | 2500 82 8 56 4| | | 3000 80 7 43 3| | | 4000 79 6 32 3| | | 5000 92 6 64 2| | | 6000 71 6 24 3| | | Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251007.12.gif