UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:0000Z 22 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 30.6 24.6 70 6.0 26.1 300 7 303.0 306.6 299.0 361.4 19.65 1 1006 29 29.0 24.2 75 4.8 25.4 310 6 301.6 305.2 298.4 358.4 19.23 2 1000 82 28.4 23.8 76 4.6 25.0 330 3 301.5 305.0 298.1 357.3 18.88 3 957 472 24.8 22.7 88 2.1 23.3 330 13 301.7 305.1 298.0 356.2 18.45 4 951 527 24.4 22.1 87 2.3 22.8 332 14 301.9 305.1 297.6 354.7 17.88 5 944 592 24.6 20.1 76 4.5 21.4 334 15 302.7 305.6 296.5 349.7 15.88 6 940 630 24.4 19.5 74 4.9 20.9 334 15 302.9 305.7 296.3 348.3 15.35 7 925 771 23.4 20.0 81 3.4 21.0 330 14 303.2 306.2 296.8 351.0 16.11 8 917 847 23.0 19.5 81 3.5 20.5 327 14 303.6 306.5 296.7 350.4 15.75 9 907 943 21.6 19.9 90 1.7 20.4 326 14 303.1 306.1 297.0 351.5 16.34 10 901 1001 21.6 18.9 85 2.7 19.7 329 15 303.7 306.5 296.5 349.5 15.43 11 879 1215 19.8 18.1 90 1.7 18.6 340 18 304.0 306.7 296.3 348.7 15.04 12 863 1374 19.6 16.4 82 3.2 17.4 340 17 305.3 307.9 295.8 346.4 13.72 13 850 1505 18.8 16.0 84 2.8 16.9 340 16 305.8 308.4 295.8 346.5 13.58 14 849 1515 18.6 15.8 84 2.8 16.7 339 16 305.7 308.2 295.7 345.9 13.42 15 846 1546 18.4 16.8 90 1.6 17.3 338 16 305.8 308.5 296.4 348.9 14.38 16 844 1566 18.2 16.1 88 2.1 16.8 336 16 305.8 308.4 296.0 347.1 13.77 17 839 1617 18.8 14.7 77 4.1 16.0 333 15 307.0 309.3 295.5 345.0 12.64 18 782 2218 14.4 12.8 90 1.6 13.3 315 14 308.5 310.7 295.4 344.8 11.97 19 768 2371 13.8 12.5 92 1.3 13.0 315 12 309.5 311.7 295.7 345.8 11.95 20 760 2459 14.0 10.3 78 3.7 11.6 315 11 310.6 312.6 294.9 342.5 10.41 21 756 2504 13.8 10.7 82 3.1 11.8 313 11 310.8 312.9 295.2 343.8 10.76 22 752 2549 13.6 10.1 79 3.5 11.3 312 11 311.1 313.1 295.0 343.0 10.38 23 750 2571 14.0 9.2 73 4.8 11.0 311 11 311.8 313.6 294.8 341.9 9.79 24 743 2651 13.8 7.8 67 6.0 10.1 309 11 312.4 314.1 294.4 340.1 8.98 25 734 2754 13.0 8.8 76 4.2 10.3 306 11 312.6 314.5 295.0 342.7 9.74 26 729 2811 13.0 6.0 62 7.0 8.8 305 11 313.2 314.8 293.9 338.3 8.07 27 725 2858 12.6 7.6 72 5.0 9.5 303 11 313.3 315.0 294.7 341.4 9.07 28 721 2904 12.6 6.6 67 6.0 8.9 302 11 313.8 315.4 294.4 340.3 8.51 29 700 3152 10.6 6.8 77 3.8 8.3 295 11 314.2 315.9 294.8 341.9 8.90 30 681 3381 9.4 4.4 71 5.0 6.5 270 13 315.4 316.9 294.2 339.6 7.73 31 661 3627 7.4 3.9 78 3.5 5.4 272 12 315.8 317.3 294.3 340.0 7.68 32 655 3702 6.6 5.3 91 1.3 5.8 273 12 315.7 317.4 295.0 342.6 8.56 33 645 3828 6.4 3.3 81 3.1 4.6 274 11 316.9 318.4 294.5 340.7 7.55 34 607 4323 2.4 1.4 93 1.0 1.8 256 10 317.8 319.2 294.3 340.1 7.00 35 603 4376 2.6 0.4 85 2.2 1.4 258 10 318.7 319.9 294.2 339.6 6.55 36 590 4552 1.4 0.3 92 1.1 0.8 263 9 319.3 320.6 294.4 340.5 6.65 37 587 4593 1.6 -1.3 81 2.9 0.0 265 9 320.0 321.1 294.1 339.1 5.94 38 550 5115 -1.7 -2.7 93 1.0 -2.2 281 7 322.1 323.2 294.4 340.6 5.71 39 543 5217 -2.1 -3.4 91 1.3 -2.8 284 7 322.8 323.9 294.5 340.7 5.49 40 538 5290 -2.1 -5.0 80 2.9 -3.6 287 7 323.6 324.6 294.3 339.7 4.91 41 534 5350 -2.5 -4.7 85 2.2 -3.6 288 7 323.8 324.8 294.4 340.4 5.06 42 529 5424 -2.7 -7.7 68 5.0 -5.0 291 6 324.5 325.3 293.8 337.9 4.05 43 528 5439 -2.9 -7.4 71 4.5 -5.0 291 6 324.4 325.2 293.9 338.2 4.16 44 526 5469 -2.9 -8.9 63 6.0 -5.6 292 6 324.8 325.5 293.6 337.1 3.71 45 520 5560 -3.5 -10.5 58 7.0 -6.5 295 6 325.1 325.8 293.4 336.2 3.31 46 518 5591 -3.5 -13.5 46 10.0 -7.5 296 6 325.5 326.0 292.9 334.3 2.60 47 514 5652 -3.9 -11.9 54 8.0 -7.2 298 6 325.7 326.3 293.3 335.8 2.99 48 513 5667 -4.1 -10.1 63 6.0 -6.7 299 6 325.6 326.3 293.6 337.2 3.46 49 512 5683 -4.1 -10.1 63 6.0 -6.7 299 6 325.8 326.5 293.7 337.5 3.47 50 509 5729 -3.9 -13.9 46 10.0 -7.9 301 5 326.6 327.1 293.2 335.4 2.57 51 507 5760 -3.9 -11.9 54 8.0 -7.3 301 5 327.0 327.6 293.6 337.3 3.03 52 506 5776 -4.1 -11.1 58 7.0 -7.1 302 5 326.9 327.6 293.8 337.9 3.24 53 500 5870 -4.7 -12.7 54 8.0 -8.0 305 5 327.3 327.9 293.6 337.1 2.88 54 400 7600 -14.5 -23.5 46 9.0 -17.2 160 4 336.1 336.4 294.6 341.4 1.44 55 300 9720 -28.9 -39.9 34 11.0 -30.5 230 3 344.6 344.7 295.8 346.2 0.40 56 250 11000 -39.1 -43.1 66 4.0 -39.5 200 18 347.9 348.0 296.5 349.3 0.34 57 200 12480 -52.3 -56.9 58 4.6 -52.5 215 13 349.9 350.0 296.7 350.3 0.09 58 150 14270 -66.3 -81.3 10 15.0 -66.4 265 20 355.9 355.9 297.9 355.9 0.00 59 100 16620 -82.9 -89.9 29 7.0 -82.9 330 13 367.6 367.6 300.1 367.6 0.00 60 88 17325 -87.1 -93.1 32 6.0 -87.1 300 9 372.8 372.8 301.1 372.8 0.00 61 82 17711 -85.5 -92.5 27 7.0 -85.5 242 11 383.7 383.7 302.8 383.7 0.00 62 79 17919 -80.7 -89.7 21 9.0 -80.7 229 10 397.7 397.7 304.9 397.7 0.00 63 78 17991 -80.3 -89.3 21 9.0 -80.3 224 10 400.0 400.0 305.2 400.0 0.00 64 73 18364 -81.7 -89.7 24 8.0 -81.7 164 6 404.7 404.7 305.8 404.7 0.00 65 70 18600 -80.3 -89.3 21 9.0 -80.3 65 18 412.6 412.6 306.8 412.6 0.00 66 66 18934 -77.7 -88.7 15 11.0 -77.7 69 17 425.3 425.3 308.3 425.3 0.00 67 65 19021 -78.1 -90.1 13 12.0 -78.1 76 17 426.2 426.2 308.4 426.2 0.00 68 61 19387 -74.5 -88.5 10 14.0 -74.6 83 24 442.1 442.1 310.1 442.1 0.00 69 57 19782 -73.5 -89.5 7 16.0 -73.6 99 24 453.0 453.0 311.1 453.0 0.00 70 57 19782 -73.5 -89.5 7 16.0 -73.6 99 24 453.0 453.0 311.1 453.0 0.00 71 54 20101 -69.5 -89.5 4 20.0 -69.6 80 25 469.3 469.3 312.5 469.3 0.00 72 52 20326 -69.9 -90.9 3 21.0 -70.1 90 32 473.4 473.4 312.9 473.4 0.00 73 51 20442 -68.3 -90.3 3 22.0 -68.5 95 36 479.8 479.8 313.4 479.8 0.00 74 50 20560 -69.1 -91.1 3 22.0 -69.3 100 40 480.7 480.7 313.5 480.7 0.00 75 39 22081 -59.3 -89.3 1 30.0 -60.1 75 43 540.8 540.8 317.6 540.9 0.00 76 36 22584 -57.5 -88.5 1 31.0 -58.5 75 45 558.0 558.0 318.5 558.0 0.00 77 34 22944 -59.5 -89.5 1 30.0 -60.4 75 46 562.0 562.0 318.8 562.0 0.00 78 32 23323 -59.1 -89.1 1 30.0 -60.0 75 48 572.9 572.9 319.3 572.9 0.00 79 30 23730 -57.1 -88.1 1 31.0 -58.4 85 42 589.0 589.0 320.1 589.0 0.01 80 29 23945 -57.1 -88.1 1 31.0 -58.4 87 44 594.7 594.7 320.3 594.7 0.01 81 28 24167 -55.5 -88.5 1 33.0 -57.1 88 47 605.2 605.2 320.9 605.2 0.01 82 23 25428 -53.1 -87.1 1 34.0 -55.5 81 47 647.2 647.2 322.6 647.3 0.01 83 20 26330 -52.7 -87.7 1 35.0 -55.5 75 42 674.9 674.9 323.6 674.9 0.01 84 18 27012 -51.3 -86.3 1 35.0 -54.6 87 41 699.9 699.9 324.4 700.0 0.01 85 15 28200 -49.9 -85.9 1 36.0 -54.2 70 35 742.0 742.1 325.7 742.2 0.02 86 13 29133 -51.3 -87.3 1 36.0 -55.5 92 32 768.2 768.2 326.4 768.3 0.01 87 12 29656 -48.1 -86.1 0 38.0 -53.8 115 32 797.3 797.3 327.2 797.5 0.02 88 11 30229 -48.5 -86.5 0 38.0 -54.3 124 50 816.0 816.0 327.6 816.1 0.02 89 10 30860 -45.9 -84.9 0 39.0 -53.2 110 55 848.2 848.2 328.4 848.5 0.03 90 9.5 31202 -47.1 -85.1 1 38.0 -54.1 103 59 856.2 856.2 328.5 856.5 0.03 91 9.0 31562 -46.9 -85.2 0 38.3 -54.1 95 63 870.3 870.3 328.8 870.6 0.03 92 8.0 32346 -46.5 -85.5 0 39.0 -54.4 90 52 901.7 901.7 329.5 902.0 0.03 93 7.4 32869 -42.7 -82.7 0 40.0 -52.9 87 45 937.5 937.5 330.1 938.1 0.06 94 7.2 33056 -39.1 -81.1 0 42.0 -51.5 86 43 959.6 959.7 330.5 960.5 0.08 95 7.0 33250 -38.9 -80.9 0 42.0 -51.6 85 40 968.2 968.3 330.7 969.2 0.08 96 6.3 33981 -33.9 -76.9 1 43.0 -50.3 1019.2 1019.3 331.5 1021.3 0.17 97 6.0 34322 -34.1 -77.1 0 43.0 -50.6 1032.6 1032.7 331.7 1034.8 0.18 98 5.8 34561 -32.3 -76.3 0 44.0 -50.2 1050.5 1050.7 332.0 1053.1 0.21 99 5.4 35063 -33.7 -77.7 0 44.0 -51.1 1066.0 1066.1 332.2 1068.2 0.18 TRP 88 17325 -87.1 -93.1 32 6.0 -87.1 300 9 372.8 372.8 301.1 372.8 0.00 WND 9.0 31562 -46.9 -85.2 0 38.3 -54.1 95 63 870.3 870.3 328.8 870.6 0.03 Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 569.06 mb = 4846.18 m = 15899.35 ft Wetbulb zero: 586.20 mb = 4604.24 m = 15105.59 ft Precipitable water: 2.32 inches Sfc-500 mean rel hum: 80.38 % Est. max temperature: 33.13 C = 91.64 F Sfc-Lift cond lev (LCL): 925.59 mb = 765.38 m = 2511.06 ft T: 23.44 C 700-500 lapse rate: 5.63 C/km ThetaE index: 13.03 C Layer 1006.0- 925.0 mb Conv cond level (CCL): 890.26 mb = 1104.64 m = 3624.11 ft Mean mixing ratio: 17.52 g/kg Conv temperature: 31.44 C = 88.59 F Cap Strength: 0.98 C Lifted Index: -3.20 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.73 C Lifted Index @700 mb: -1.08 C Showalter Index: -0.50 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 20.70 C K Index: 35.70 Risk: > 80 % chance of thunderstorms Sweat Index: 229.00 Risk: None Energy Index: -1.87 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1138.94 J/kg Max Up Vert Vel: 47.73 m/s Conv Inhibition (B-): 18.76 J/kg Cap Strength: 1.28 C Lift Cond Lev (LCL): 910.58 mb = 908.35 m = 2980.12 ft Lev Free Conv (LFC): 815.58 mb = 1858.77 m = 6098.24 ft Equ Level (EL): 165.58 mb = 13655.07 m = 44799.55 ft B at Equ Level: 1138.08 J/kg Max Parcel Lev (MPL): 85.58 mb = 17477.29 m = 57339.50 ft Wind level data Storm motion: 334 at 8 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 3 300 7 6.1 -3.5 | 212 5 2.4 3.9 1 1000 82 330 3 1.5 -2.6 | 156 5 -2.1 4.8 2 975 305 325 10 5.7 -8.2 | 290 2 2.1 -0.8 3 942 610 335 15 6.3 -13.6 | 336 7 2.7 -6.2 4 925 771 330 14 7.0 -12.1 | 324 6 3.4 -4.7 5 910 914 325 14 8.0 -11.5 | 313 6 4.4 -4.0 6 878 1219 340 18 6.2 -16.9 | 345 10 2.5 -9.5 7 850 1505 340 16 5.5 -15.0 | 346 8 1.8 -7.6 8 818 1829 320 14 9.0 -10.7 | 302 6 5.4 -3.3 9 789 2134 315 15 10.6 -10.6 | 295 8 7.0 -3.2 10 761 2438 315 11 7.8 -7.8 | 275 4 4.2 -0.4 11 700 3152 295 11 10.0 -4.6 | 246 7 6.3 2.8 12 683 3353 270 13 13.0 -0.0 | 232 12 9.4 7.4 13 633 3962 275 11 11.0 -1.0 | 229 10 7.3 6.5 14 610 4267 255 10 9.7 2.6 | 211 12 6.0 10.0 15 500 5870 305 5 4.1 -2.9 | 186 5 0.5 4.6 16 432 7010 0 0 -0.0 -0.0 | 154 8 -3.6 7.4 17 400 7600 160 4 -1.4 3.8 | 156 12 -5.0 11.2 18 300 9720 230 3 2.3 1.9 | 172 9 -1.3 9.3 19 262 10668 190 14 2.4 13.8 | 177 21 -1.2 21.2 20 251 10973 210 18 9.0 15.6 | 193 24 5.4 23.0 21 250 11000 200 18 6.2 16.9 | 186 24 2.5 24.3 22 240 11278 190 17 3.0 16.7 | 178 24 -0.7 24.2 23 200 12480 215 13 7.5 10.6 | 192 18 3.8 18.1 24 181 13106 210 12 6.0 10.4 | 188 18 2.4 17.8 25 164 13716 260 12 11.8 2.1 | 221 13 8.2 9.5 26 150 14270 265 20 19.9 1.7 | 241 19 16.3 9.2 27 149 14326 275 16 15.9 -1.4 | 244 14 12.3 6.0 28 127 15240 265 18 17.9 1.6 | 238 17 14.3 9.0 29 114 15850 270 21 21.0 -0.0 | 247 19 17.4 7.4 30 100 16620 330 13 6.5 -11.3 | 323 5 2.9 -3.8 31 97 16764 300 15 13.0 -7.5 | 270 9 9.4 -0.1 32 92 17069 345 15 3.9 -14.5 | 358 7 0.3 -7.1 33 88 17325 300 9 7.8 -4.5 | 235 5 4.2 2.9 34 87 17374 325 10 5.7 -8.2 | 290 2 2.1 -0.8 35 83 17678 245 11 10.0 4.6 | 208 14 6.3 12.1 36 78 17983 225 10 7.1 7.1 | 193 15 3.4 14.5 37 74 18288 195 4 1.0 3.9 | 167 12 -2.6 11.3 38 70 18593 75 11 -10.6 -2.8 | 108 15 -14.2 4.6 39 70 18600 65 18 -16.3 -7.6 | 89 20 -19.9 -0.2 40 67 18898 65 17 -15.4 -7.2 | 91 19 -19.0 0.2 41 63 19202 90 16 -16.0 0.0 | 111 21 -19.6 7.4 42 60 19507 80 28 -27.6 -4.9 | 95 31 -31.2 2.6 43 57 19812 100 24 -23.6 4.2 | 113 30 -27.3 11.6 44 54 20117 80 25 -24.6 -4.3 | 96 28 -28.2 3.1 45 50 20560 100 40 -39.4 6.9 | 108 45 -43.0 14.4 46 49 20726 105 34 -32.8 8.8 | 114 40 -36.5 16.2 47 40 21946 75 42 -40.6 -10.9 | 86 44 -44.2 -3.5 48 35 22860 75 46 -44.4 -11.9 | 85 48 -48.1 -4.5 49 31 23470 75 49 -47.3 -12.7 | 84 51 -51.0 -5.3 50 30 23730 85 42 -41.8 -3.7 | 95 46 -45.5 3.8 51 27 24384 90 49 -49.0 0.0 | 98 53 -52.6 7.4 52 22 25603 80 47 -46.3 -8.2 | 89 50 -49.9 -0.7 53 21 25908 95 40 -39.8 3.5 | 104 45 -43.5 10.9 54 20 26330 75 42 -40.6 -10.9 | 86 44 -44.2 -3.5 55 19 26518 70 44 -41.3 -15.0 | 80 46 -45.0 -7.6 56 19 26822 90 42 -42.0 0.0 | 99 46 -45.6 7.4 57 15 28042 70 34 -31.9 -11.6 | 83 36 -35.6 -4.2 58 14 28651 70 36 -33.8 -12.3 | 83 38 -37.5 -4.9 59 12 29566 110 29 -27.3 9.9 | 119 35 -30.9 17.3 60 12 29870 125 38 -31.1 21.8 | 130 45 -34.8 29.2 61 11 30175 125 49 -40.1 28.1 | 129 56 -43.8 35.5 62 10 30860 110 55 -51.7 18.8 | 115 61 -55.3 26.2 63 9 31562 95 63 -62.8 5.5 | 101 68 -66.4 12.9 64 7 33250 85 40 -39.8 -3.5 | 95 44 -43.5 3.9 Wind Parameters Mean winds (0-6000m): 304.0 at 11.0 knts Storm direction: 334.0 at 8.3 knts Shear (0-3000m) pos: 1.8 neg: 1.7 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 39.1 deg Storm rel helicity (0-3000m) pos: 14.1 neg: -25.5 tot: -11.4 m^2/s^2 ave: -3.8 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -0.8 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 415.35 Bulk Shear: 2.74 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 ------------------------------------------------------------------------------- 500 326 8 241 1| 8.4 0.0 8.4| 3.7 -4.6 -0.9 -1.8 0.19| 15.3 2.9 1000 329 11 316 3| 4.2 1.0 5.2| 7.0 -8.4 -1.4 -1.4 0.12| 10.7 1.3 1500 333 13 331 5| 3.5 0.7 4.2| 14.1 -8.4 5.7 3.8 0.22| 9.1 2.0 2000 331 14 327 5| 2.7 1.7 4.3| 14.1 -19.0 -4.9 -2.5 -0.00| 8.5 -0.0 2500 328 13 319 5| 2.1 1.5 3.6| 14.1 -22.9 -8.8 -3.5 -0.07| 7.7 -0.6 3000 325 13 310 5| 1.8 1.7 3.5| 14.1 -25.5 -11.4 -3.8 -0.11| 6.9 -0.8 4000 314 13 284 6| 1.4 2.0 3.4| 14.1 -35.4 -21.3 -5.3 -0.17| 6.3 -1.1 5000 306 12 267 6| 1.4 1.7 3.1| 15.1 -43.6 -28.5 -5.7 -0.20| 5.8 -1.1 6000 304 11 257 6| 1.5 1.4 2.9| 15.1 -48.1 -33.0 -5.5 -0.24| 5.2 -1.2 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251222.00.gif