UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 23 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 26.4 23.9 86 2.5 24.6 325 3 298.8 302.2 297.4 353.7 18.82 1 1008 12 26.4 23.9 86 2.5 24.6 331 3 298.9 302.3 297.4 353.9 18.84 2 1003 56 27.8 22.8 74 5.0 24.2 2 4 300.7 303.9 297.2 352.6 17.69 3 1000 82 27.8 22.9 75 4.9 24.2 20 4 301.0 304.2 297.4 353.5 17.85 4 956 480 24.2 22.1 88 2.1 22.7 32 6 301.2 304.5 297.4 353.6 17.78 5 949 544 24.0 21.5 86 2.5 22.2 33 7 301.6 304.8 297.2 352.5 17.26 6 946 572 24.2 20.0 77 4.2 21.2 34 7 302.1 305.0 296.3 348.6 15.75 7 939 637 23.6 19.8 79 3.8 20.9 36 7 302.1 305.0 296.3 348.4 15.67 8 930 722 23.2 19.3 79 3.9 20.5 39 8 302.6 305.4 296.1 347.9 15.33 9 925 769 23.0 18.0 73 5.0 19.5 40 8 302.8 305.4 295.4 344.8 14.18 10 923 788 23.2 16.2 65 7.0 18.4 41 8 303.2 305.6 294.5 340.7 12.65 11 915 864 22.8 15.8 65 7.0 18.1 46 7 303.6 305.9 294.4 340.5 12.43 12 911 902 22.4 16.4 69 6.0 18.3 49 7 303.5 305.9 294.8 342.1 12.99 13 895 1056 21.8 13.8 60 8.0 16.5 57 8 304.5 306.5 293.7 337.7 11.15 14 889 1114 22.4 6.4 35 16.0 12.9 60 9 305.7 306.9 290.6 326.2 6.79 15 881 1193 21.8 7.8 41 14.0 13.3 64 10 305.8 307.2 291.3 328.7 7.55 16 878 1223 22.2 1.2 25 21.0 10.7 65 10 306.5 307.4 289.1 321.2 4.75 17 877 1233 22.2 2.2 27 20.0 11.0 65 10 306.6 307.6 289.5 322.4 5.11 18 868 1322 22.0 1.0 25 21.0 10.5 67 8 307.3 308.2 289.3 322.0 4.74 19 858 1423 21.6 0.6 25 21.0 10.2 69 6 307.9 308.8 289.5 322.4 4.66 20 850 1504 21.2 2.2 28 19.0 10.6 70 5 308.4 309.3 290.2 324.7 5.28 21 830 1710 19.8 3.8 35 16.0 10.6 60 5 309.0 310.1 291.0 327.7 6.06 22 819 1825 19.4 0.4 28 19.0 9.0 55 4 309.7 310.6 290.2 324.7 4.81 23 801 2015 17.8 4.8 42 13.0 10.2 46 4 310.0 311.3 291.9 330.8 6.74 24 796 2069 17.6 3.6 39 14.0 9.5 43 4 310.4 311.5 291.6 329.7 6.23 25 786 2177 16.8 3.8 42 13.0 9.3 34 4 310.6 311.8 291.8 330.5 6.40 26 783 2209 16.6 6.6 52 10.0 10.5 28 4 310.7 312.2 293.0 334.9 7.83 27 775 2297 16.4 3.4 42 13.0 8.9 14 4 311.4 312.6 292.0 331.1 6.31 28 772 2330 16.2 10.2 68 6.0 12.3 8 4 311.6 313.5 295.0 342.9 10.18 29 755 2519 15.2 8.2 63 7.0 10.8 337 3 312.5 314.2 294.4 340.6 9.08 30 753 2541 15.2 8.2 63 7.0 10.8 333 3 312.7 314.5 294.6 340.9 9.10 31 751 2564 15.6 6.6 55 9.0 10.1 329 3 313.4 315.0 294.0 338.8 8.17 32 743 2655 15.2 4.2 48 11.0 8.7 314 3 313.9 315.3 293.3 335.8 6.97 33 740 2689 15.2 6.2 55 9.0 9.7 309 3 314.3 315.8 294.2 339.5 8.06 34 709 3051 13.2 3.2 51 10.0 7.4 248 2 315.9 317.3 293.7 337.4 6.81 35 700 3158 12.6 3.6 54 9.0 7.3 230 2 316.4 317.8 294.0 338.9 7.10 36 698 3182 12.6 3.6 54 9.0 7.3 230 2 316.7 318.1 294.1 339.2 7.12 37 696 3206 12.4 3.4 54 9.0 7.1 230 2 316.7 318.1 294.1 339.0 7.04 38 648 3801 7.8 1.8 66 6.0 4.4 236 5 318.1 319.4 294.2 339.5 6.74 39 629 4046 6.6 -2.4 53 9.0 1.9 238 7 319.4 320.4 293.3 335.9 5.10 40 623 4124 5.6 -0.4 65 6.0 2.3 239 7 319.1 320.3 293.9 338.3 5.98 41 613 4257 4.8 -3.2 56 8.0 0.7 240 8 319.7 320.7 293.2 335.7 4.93 42 609 4310 4.2 -0.7 70 4.9 1.5 241 8 319.6 320.8 294.0 338.8 5.98 43 590 4567 2.2 -1.8 75 4.0 0.1 254 9 320.2 321.3 294.0 338.6 5.69 44 580 4705 1.2 -2.2 78 3.4 -0.6 261 9 320.6 321.7 294.0 338.8 5.62 45 576 4761 1.0 -2.6 77 3.6 -0.9 263 9 321.0 322.1 294.0 338.8 5.49 46 569 4859 0.4 -1.9 85 2.3 -0.8 268 9 321.4 322.6 294.4 340.4 5.86 47 543 5234 -1.3 -4.3 80 3.0 -2.8 287 10 323.7 324.7 294.4 340.5 5.13 48 541 5263 -1.3 -4.4 79 3.1 -2.9 288 10 324.1 325.1 294.5 340.8 5.11 49 539 5293 -0.9 -6.9 64 6.0 -3.8 290 10 324.9 325.7 294.0 338.9 4.23 50 536 5337 -0.5 -5.5 69 5.0 -3.0 292 11 325.9 326.8 294.7 341.6 4.74 51 523 5533 -2.1 -6.4 72 4.3 -4.2 300 11 326.3 327.2 294.6 341.3 4.53 52 509 5749 -3.1 -8.1 68 5.0 -5.4 300 8 327.6 328.4 294.6 341.3 4.08 53 500 5890 -3.9 -8.9 68 5.0 -6.2 300 7 328.3 329.1 294.7 341.4 3.90 54 400 7620 -15.5 -17.9 82 2.4 -16.3 270 10 334.8 335.3 295.1 343.1 2.34 55 300 9730 -30.5 -37.5 50 7.0 -31.5 255 14 342.4 342.5 295.4 344.4 0.51 56 250 10990 -40.5 -53.5 24 13.0 -41.3 265 11 345.9 345.9 295.8 346.3 0.10 57 200 12470 -53.7 -57.0 67 3.3 -53.8 285 13 347.7 347.7 296.2 348.1 0.09 58 150 14260 -68.9 -72.2 62 3.3 -68.9 275 15 351.4 351.4 297.0 351.5 0.01 59 100 16610 -80.1 -91.1 14 11.0 -80.1 270 10 373.0 373.0 301.1 373.0 0.00 60 93 17016 -82.9 -91.9 20 9.0 -82.9 315 10 375.3 375.3 301.5 375.3 0.00 61 93 17016 -82.5 -92.5 16 10.0 -82.5 315 10 376.1 376.1 301.6 376.1 0.00 62 93 17016 -80.1 -90.1 17 10.0 -80.1 315 10 380.8 380.8 302.3 380.8 0.00 63 79 17929 -82.9 -88.9 35 6.0 -82.9 252 6 393.2 393.2 304.3 393.2 0.00 64 77 18071 -83.3 -90.3 28 7.0 -83.3 279 7 395.3 395.3 304.5 395.3 0.00 65 77 18071 -80.9 -88.9 25 8.0 -80.9 279 7 400.2 400.2 305.2 400.3 0.00 66 74 18295 -78.7 -88.7 18 10.0 -78.7 329 10 409.5 409.5 306.5 409.5 0.00 67 70 18610 -79.7 -88.7 21 9.0 -79.7 130 8 413.9 413.9 307.0 413.9 0.00 68 68 18774 -79.7 -89.7 18 10.0 -79.7 124 9 417.3 417.3 307.4 417.3 0.00 69 62 19301 -77.5 -89.5 13 12.0 -77.6 115 11 433.4 433.4 309.2 433.4 0.00 70 60 19488 -78.1 -90.1 13 12.0 -78.1 125 12 436.1 436.1 309.5 436.1 0.00 71 56 19887 -74.3 -90.3 7 16.0 -74.4 99 10 453.5 453.5 311.2 453.5 0.00 72 54 20098 -74.9 -90.9 7 16.0 -75.0 86 9 456.8 456.8 311.5 456.8 0.00 73 50 20550 -70.5 -91.5 3 21.0 -70.6 130 29 477.4 477.4 313.2 477.4 0.00 74 47 20919 -69.1 -92.1 2 23.0 -69.3 130 29 489.2 489.2 314.2 489.2 0.00 75 47 20919 -66.9 -90.9 2 24.0 -67.1 130 29 494.5 494.5 314.5 494.5 0.00 76 45 21183 -66.5 -90.5 2 24.0 -66.8 124 34 501.7 501.7 315.1 501.7 0.00 77 43 21461 -63.7 -89.7 2 26.0 -64.1 115 41 515.1 515.1 316.0 515.1 0.00 78 38 22228 -59.5 -87.5 1 28.0 -60.3 97 37 544.4 544.4 317.8 544.4 0.00 79 37 22395 -59.9 -87.9 1 28.0 -60.7 93 35 547.5 547.5 317.9 547.5 0.00 80 33 23116 -56.9 -86.9 1 30.0 -58.1 71 40 573.7 573.7 319.3 573.7 0.01 81 33 23116 -57.3 -86.3 1 29.0 -58.5 71 40 572.6 572.6 319.3 572.7 0.01 82 30 23720 -56.9 -85.9 1 29.0 -58.2 85 34 589.5 589.5 320.1 589.6 0.01 83 29 23935 -57.3 -86.3 1 29.0 -58.6 90 35 594.2 594.2 320.3 594.2 0.01 84 26 24629 -55.1 -86.1 1 31.0 -56.9 90 37 619.3 619.3 321.5 619.3 0.01 85 20 26300 -56.3 -86.3 1 30.0 -58.2 100 42 663.8 663.8 323.2 663.9 0.01 86 18 26973 -54.3 -85.3 1 31.0 -56.9 104 45 690.5 690.5 324.1 690.6 0.02 87 17 27339 -55.1 -86.1 1 31.0 -57.6 101 47 699.3 699.3 324.4 699.4 0.01 88 14 28598 -48.5 -82.5 1 34.0 -53.5 91 45 761.6 761.6 326.3 761.8 0.03 89 14 28598 -45.1 -81.1 1 36.0 -51.4 91 45 773.1 773.1 326.5 773.5 0.04 90 13 29094 -45.1 -81.1 1 36.0 -51.7 88 41 789.7 789.7 327.0 790.1 0.04 91 13 29094 -45.1 -81.1 1 36.0 -51.7 88 41 789.7 789.7 327.0 790.1 0.04 92 12 29630 -43.9 -79.9 1 36.0 -51.4 92 35 812.2 812.2 327.5 812.7 0.06 93 11 30211 -46.5 -81.5 1 35.0 -53.1 134 22 823.2 823.2 327.8 823.7 0.05 94 10 30850 -42.3 -80.3 1 38.0 -51.3 125 25 861.6 861.7 328.7 862.3 0.06 95 8.1 32272 -43.9 -80.9 1 37.0 -53.0 119 16 908.8 908.9 329.6 909.6 0.07 96 7.6 32703 -41.7 -79.7 1 38.0 -52.3 117 13 934.4 934.5 330.1 935.4 0.09 97 7.4 32883 -42.7 -79.7 1 37.0 -52.9 117 12 937.5 937.6 330.1 938.5 0.09 98 7.0 33260 -41.5 -79.5 1 38.0 -52.6 115 10 957.5 957.6 330.5 958.6 0.10 99 5.9 34428 -38.3 -78.3 1 40.0 -52.2 1019.4 1019.5 331.5 1021.1 0.15 TRP 93 17016 -82.9 -91.9 20 9.0 -82.9 315 10 375.3 375.3 301.5 375.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5808.00 m Freezing level: 562.88 mb = 4947.27 m = 16231.00 ft Wetbulb zero: 588.78 mb = 4583.79 m = 15038.48 ft Precipitable water: 1.88 inches Sfc-500 mean rel hum: 61.12 % Est. max temperature: 35.53 C = 95.95 F Sfc-Lift cond lev (LCL): 973.44 mb = 320.02 m = 1049.92 ft T: 25.65 C 700-500 lapse rate: 6.04 C/km ThetaE index: 15.85 C Layer 895.0- 881.0 mb Conv cond level (CCL): 803.88 mb = 1984.37 m = 6510.31 ft Mean mixing ratio: 16.41 g/kg Conv temperature: 37.61 C = 99.71 F Cap Strength: 3.47 C Lifted Index: -0.99 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.22 C Lifted Index @700 mb: 1.97 C Showalter Index: 10.00 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 6.10 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 43.40 Risk: None Energy Index: 3.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 633.69 J/kg Max Up Vert Vel: 35.60 m/s Conv Inhibition (B-): 224.64 J/kg Cap Strength: 3.48 C Lift Cond Lev (LCL): 904.06 mb = 968.45 m = 3177.30 ft Lev Free Conv (LFC): 629.06 mb = 4044.93 m = 13270.61 ft Equ Level (EL): 169.06 mb = 13515.89 m = 44342.92 ft B at Equ Level: 632.47 J/kg Max Parcel Lev (MPL): 109.06 mb = 16107.58 m = 52845.76 ft Wind level data Storm motion: 343 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 1009 3 325 3 1.7 -2.5 | 189 2 0.3 2.1 1 1000 82 20 4 -1.4 -3.8 | 105 3 -2.8 0.8 2 925 769 40 8 -5.1 -6.1 | 76 7 -6.5 -1.6 3 910 914 50 7 -5.4 -4.5 | 90 7 -6.8 0.0 4 878 1219 65 10 -9.1 -4.2 | 92 10 -10.5 0.3 5 850 1504 70 5 -4.7 -1.7 | 115 7 -6.1 2.8 6 789 2134 40 4 -2.6 -3.1 | 110 4 -4.0 1.5 7 700 3158 230 2 1.5 1.3 | 181 6 0.1 5.8 8 611 4267 240 8 6.9 4.0 | 213 10 5.5 8.5 9 525 5486 300 11 9.5 -5.5 | 277 8 8.1 -1.0 10 500 5890 300 7 6.1 -3.5 | 258 5 4.7 1.0 11 433 7010 260 11 10.8 1.9 | 236 11 9.4 6.4 12 400 7620 270 10 10.0 -0.0 | 242 10 8.6 4.5 13 400 7620 265 12 12.0 1.0 | 242 12 10.6 5.6 14 384 7925 290 10 9.4 -3.4 | 262 8 8.0 1.1 15 368 8230 300 16 13.9 -8.0 | 286 13 12.5 -3.5 16 353 8534 275 15 14.9 -1.3 | 257 14 13.6 3.2 17 325 9144 285 13 12.6 -3.4 | 264 11 11.2 1.2 18 300 9730 255 14 13.5 3.6 | 236 15 12.1 8.1 19 299 9754 255 16 15.5 4.1 | 238 17 14.1 8.7 20 262 10668 240 13 11.3 6.5 | 222 15 9.9 11.0 21 250 10990 265 11 11.0 1.0 | 240 11 9.6 5.5 22 239 11278 265 11 11.0 1.0 | 240 11 9.6 5.5 23 229 11582 305 13 10.6 -7.5 | 288 10 9.3 -2.9 24 209 12192 300 15 13.0 -7.5 | 284 12 11.6 -3.0 25 200 12470 285 13 12.6 -3.4 | 264 11 11.2 1.2 26 199 12497 280 14 13.8 -2.4 | 260 13 12.4 2.1 27 181 13106 295 13 11.8 -5.5 | 275 10 10.4 -1.0 28 150 14260 275 15 14.9 -1.3 | 257 14 13.6 3.2 29 148 14326 270 13 13.0 -0.0 | 249 12 11.6 4.5 30 120 15545 270 25 25.0 -0.0 | 259 24 23.6 4.5 31 108 16154 275 18 17.9 -1.6 | 260 17 16.5 3.0 32 103 16459 295 13 11.8 -5.5 | 275 10 10.4 -1.0 33 100 16610 270 10 10.0 -0.0 | 242 10 8.6 4.5 34 97 16764 270 10 10.0 -0.0 | 242 10 8.6 4.5 35 93 17016 315 10 7.1 -7.1 | 294 6 5.7 -2.5 36 87 17374 325 10 5.7 -8.2 | 310 6 4.3 -3.7 37 83 17678 240 10 8.7 5.0 | 217 12 7.3 9.5 38 78 17983 255 5 4.8 1.3 | 211 7 3.4 5.8 39 74 18288 335 10 4.2 -9.1 | 328 5 2.8 -4.5 40 70 18593 155 13 -5.5 11.8 | 157 18 -6.9 16.3 41 70 18610 130 8 -6.1 5.1 | 142 12 -7.5 9.7 42 63 19202 110 11 -10.3 3.8 | 125 14 -11.7 8.3 43 60 19507 125 12 -9.8 6.9 | 135 16 -11.2 11.4 44 54 20117 85 9 -9.0 -0.8 | 110 11 -10.4 3.7 45 50 20550 130 29 -22.2 18.6 | 134 33 -23.6 23.2 46 46 21031 130 29 -22.2 18.6 | 134 33 -23.6 23.2 47 42 21641 110 45 -42.3 15.4 | 115 48 -43.7 19.9 48 36 22555 90 33 -33.0 0.0 | 97 35 -34.4 4.5 49 33 23165 70 40 -37.6 -13.7 | 77 40 -39.0 -9.2 50 31 23470 80 31 -30.5 -5.4 | 88 32 -31.9 -0.9 51 30 23720 85 34 -33.9 -3.0 | 93 35 -35.3 1.6 52 30 23774 90 34 -34.0 0.0 | 97 36 -35.4 4.5 53 20 26213 90 43 -43.0 0.0 | 96 45 -44.4 4.5 54 20 26300 100 42 -41.4 7.3 | 105 44 -42.8 11.8 55 18 26822 105 44 -42.5 11.4 | 110 47 -43.9 15.9 56 15 28042 95 50 -49.8 4.4 | 100 52 -51.2 8.9 57 12 29566 85 37 -36.9 -3.2 | 92 38 -38.3 1.3 58 11 30175 135 22 -15.6 15.6 | 140 26 -16.9 20.1 59 10 30850 125 25 -20.5 14.3 | 131 29 -21.9 18.9 60 7 33260 115 10 -9.1 4.2 | 130 14 -10.5 8.7 Wind Parameters Mean winds (0-6000m): 312.9 at 6.3 knts Storm direction: 342.9 at 4.7 knts Shear (0-3000m) pos: 1.1 neg: 1.3 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 0.3 deg Storm rel helicity (0-3000m) pos: 12.3 neg: -5.1 tot: 7.2 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 0.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 107.29 Bulk Shear: 5.91 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 25 5 90 3| 6.1 0.0 6.1| 0.0 -3.1 -3.1 -6.1 -0.82| 6.6 -5.4 1000 36 6 85 5| 4.3 0.0 4.3| 2.7 -3.4 -0.7 -0.7 -0.38| 5.4 -2.0 1500 47 7 89 6| 2.2 0.0 2.2| 11.0 -3.4 7.5 5.0 -0.02| 6.1 -0.1 2000 50 6 94 6| 1.7 0.5 2.2| 11.0 -4.2 6.8 3.4 -0.04| 5.1 -0.2 2500 47 6 96 6| 1.3 1.2 2.6| 11.8 -4.3 7.6 3.0 0.04| 5.0 0.2 3000 46 5 100 5| 1.1 1.3 2.4| 12.3 -5.1 7.2 2.4 0.04| 4.9 0.2 4000 45 5 102 5| 0.6 1.1 1.7| 18.3 -5.9 12.4 3.1 0.11| 4.4 0.5 5000 344 6 347 1| 0.3 0.9 1.2| 35.5 -5.9 29.6 5.9 0.25| 4.3 1.1 6000 313 6 266 3| 0.6 0.7 1.3| 45.3 -9.4 36.0 6.0 0.25| 4.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251223.12.gif