UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 10 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 27.0 24.7 87 2.3 25.3 330 2 299.4 303.0 298.1 357.3 19.77 1 1006 31 27.6 24.1 81 3.5 25.0 357 3 300.2 303.7 298.0 356.4 19.11 2 1000 87 27.4 23.9 81 3.5 24.8 50 5 300.5 304.0 298.0 356.4 19.00 3 948 559 23.4 22.3 94 1.1 22.6 78 13 301.1 304.4 297.6 354.6 18.17 4 943 605 23.2 21.8 92 1.4 22.2 78 14 301.4 304.6 297.4 353.5 17.70 5 925 774 22.2 19.7 86 2.5 20.5 80 16 302.0 304.9 296.3 348.7 15.81 6 912 897 22.0 17.9 78 4.1 19.2 80 16 303.0 305.7 295.6 345.4 14.29 7 906 955 21.6 18.2 81 3.4 19.2 79 16 303.2 305.9 295.9 346.7 14.67 8 896 1051 21.2 16.2 73 5.0 17.8 78 17 303.7 306.2 294.9 342.5 13.04 9 868 1327 20.4 12.4 60 8.0 15.2 73 18 305.7 307.6 293.6 337.1 10.48 10 863 1377 20.2 10.2 53 10.0 13.9 72 18 306.0 307.7 292.6 333.4 9.09 11 858 1427 20.4 8.4 46 12.0 13.0 71 19 306.7 308.2 292.0 331.2 8.08 12 850 1508 20.6 -2.4 21 23.0 8.8 70 19 307.7 308.4 288.6 319.5 3.77 13 848 1528 20.8 -6.2 16 27.0 7.8 70 19 308.1 308.7 287.8 317.1 2.83 14 841 1600 19.8 2.8 32 17.0 10.2 69 19 307.8 308.9 290.3 325.0 5.57 15 832 1692 19.6 -0.4 26 20.0 8.9 69 18 308.6 309.4 289.5 322.4 4.46 16 829 1723 19.4 1.4 30 18.0 9.5 68 18 308.7 309.6 290.1 324.5 5.11 17 826 1754 19.4 -4.6 19 24.0 7.5 68 18 309.0 309.6 288.5 319.4 3.29 18 817 1848 19.2 -10.8 12 30.0 5.9 67 17 309.7 310.1 287.5 316.4 2.05 19 783 2212 17.6 -15.4 9 33.0 4.1 60 16 311.8 312.1 287.6 316.7 1.47 20 767 2388 16.6 -18.4 8 35.0 3.1 49 17 312.6 312.8 287.6 316.5 1.17 21 753 2544 15.2 -5.8 23 21.0 4.9 45 16 312.7 313.3 289.8 323.3 3.29 22 747 2612 14.8 -8.2 20 23.0 4.1 45 16 313.0 313.5 289.3 321.9 2.75 23 739 2703 13.8 -1.2 35 15.0 5.8 45 15 312.9 313.8 291.1 327.8 4.74 24 737 2726 13.4 4.4 54 9.0 8.1 45 15 312.7 314.0 293.0 334.9 7.13 25 735 2749 13.0 6.0 62 7.0 8.8 45 15 312.5 314.0 293.6 337.3 8.01 26 718 2944 11.4 5.4 67 6.0 7.8 45 14 312.8 314.3 293.6 337.2 7.86 27 700 3156 10.0 2.0 57 8.0 5.5 45 12 313.6 314.8 292.6 333.4 6.33 28 689 3288 8.8 4.2 73 4.6 6.1 41 10 313.6 315.1 293.6 337.1 7.53 29 686 3324 8.6 2.6 66 6.0 5.2 40 10 313.8 315.1 293.0 334.9 6.74 30 657 3680 5.8 3.7 86 2.1 4.6 30 5 314.6 316.0 293.9 338.4 7.62 31 645 3831 5.2 2.4 82 2.8 3.6 33 6 315.5 316.9 293.8 337.8 7.07 32 622 4127 2.8 1.3 90 1.5 2.0 37 9 316.1 317.4 293.7 337.5 6.78 33 619 4166 2.6 0.7 87 1.9 1.5 38 9 316.3 317.6 293.6 336.9 6.52 34 593 4513 1.4 -1.5 81 2.9 -0.2 36 10 318.8 319.9 293.7 337.4 5.79 35 592 4526 1.4 -1.8 79 3.2 -0.3 36 10 319.0 320.1 293.6 337.2 5.67 36 589 4567 1.4 -4.6 64 6.0 -1.6 35 10 319.4 320.3 292.9 334.4 4.62 37 586 4609 1.0 -3.6 71 4.6 -1.3 35 10 319.4 320.4 293.2 335.6 5.01 38 582 4664 0.4 -0.8 92 1.2 -0.3 34 10 319.4 320.6 294.1 339.3 6.21 39 567 4873 -1.1 -2.0 94 0.9 -1.6 30 10 320.0 321.1 294.0 338.8 5.84 40 563 4930 -1.3 -1.9 96 0.6 -1.6 34 10 320.4 321.5 294.2 339.5 5.92 41 545 5189 -2.1 -4.4 84 2.3 -3.3 64 13 322.4 323.4 294.1 339.0 5.07 42 532 5381 -3.5 -4.9 90 1.4 -4.2 65 14 323.0 324.0 294.1 339.4 5.00 43 528 5440 -3.7 -7.0 78 3.3 -5.3 65 14 323.4 324.3 293.7 337.6 4.29 44 525 5485 -3.9 -6.3 83 2.4 -5.0 65 14 323.7 324.6 294.0 338.7 4.55 45 523 5516 -4.1 -7.6 77 3.5 -5.7 65 15 323.8 324.7 293.7 337.5 4.13 46 521 5546 -4.3 -5.6 91 1.3 -5.0 65 15 324.0 324.9 294.3 339.9 4.84 47 518 5592 -4.1 -11.1 58 7.0 -7.1 65 15 324.7 325.4 293.2 335.3 3.16 48 516 5622 -4.3 -9.0 70 4.7 -6.4 65 15 324.9 325.6 293.7 337.4 3.75 49 514 5653 -4.7 -9.3 70 4.6 -6.7 65 15 324.7 325.5 293.6 337.0 3.68 50 510 5714 -5.1 -7.8 81 2.7 -6.4 65 16 325.0 325.8 294.0 338.8 4.17 51 500 5870 -5.9 -10.5 70 4.6 -7.9 75 11 325.8 326.5 293.7 337.4 3.44 52 498 5901 -6.1 -9.8 75 3.7 -7.7 77 11 326.0 326.7 293.9 338.2 3.65 53 400 7590 -14.7 -27.7 32 13.0 -18.1 15 6 335.9 336.1 294.2 339.5 0.98 54 300 9710 -30.1 -39.1 41 9.0 -31.4 215 14 343.0 343.0 295.4 344.6 0.43 55 250 10970 -39.9 -50.9 30 11.0 -40.6 240 36 346.7 346.8 296.0 347.3 0.14 56 200 12460 -53.1 -59.1 48 6.0 -53.3 250 42 348.7 348.7 296.4 349.0 0.07 57 160 13851 -64.7 -72.3 35 7.6 -64.8 235 60 352.0 352.0 297.1 352.1 0.01 58 150 14240 -68.1 -76.1 31 8.0 -68.1 230 54 352.8 352.8 297.3 352.8 0.01 59 100 16600 -80.7 -89.7 21 9.0 -80.7 260 18 371.8 371.8 300.9 371.8 0.00 60 93 17004 -84.5 -91.5 28 7.0 -84.5 287 19 372.1 372.1 300.9 372.1 0.00 61 89 17246 -85.3 -92.3 27 7.0 -85.3 275 22 375.2 375.2 301.5 375.2 0.00 62 84 17567 -81.7 -89.7 24 8.0 -81.7 265 18 388.8 388.8 303.6 388.8 0.00 63 80 17839 -83.5 -90.5 28 7.0 -83.5 252 13 390.5 390.5 303.9 390.5 0.00 64 77 18051 -82.5 -90.5 24 8.0 -82.5 282 10 396.9 396.9 304.8 396.9 0.00 65 74 18274 -79.3 -87.3 26 8.0 -79.3 35 10 408.2 408.2 306.3 408.2 0.00 66 72 18430 -79.9 -87.9 25 8.0 -79.9 76 6 410.1 410.1 306.5 410.1 0.00 67 70 18590 -76.9 -86.9 19 10.0 -76.9 115 1 419.9 419.9 307.7 419.9 0.00 68 66 18927 -77.9 -88.9 15 11.0 -77.9 105 2 424.8 424.8 308.3 424.8 0.00 69 65 19015 -75.5 -87.5 14 12.0 -75.6 104 3 431.9 431.9 309.0 431.9 0.00 70 63 19196 -75.7 -87.7 14 12.0 -75.7 102 6 435.4 435.4 309.4 435.4 0.00 71 60 19478 -75.1 -88.1 11 13.0 -75.2 100 11 442.8 442.8 310.1 442.8 0.00 72 54 20099 -68.5 -88.5 4 20.0 -68.7 100 19 471.6 471.6 312.8 471.6 0.00 73 52 20325 -69.1 -89.1 4 20.0 -69.3 100 25 475.3 475.3 313.1 475.3 0.00 74 50 20560 -68.5 -89.5 3 21.0 -68.7 95 30 482.1 482.1 313.6 482.1 0.00 75 49 20681 -68.9 -89.9 3 21.0 -69.1 106 28 483.9 483.9 313.8 483.9 0.00 76 48 20805 -67.1 -89.1 3 22.0 -67.4 104 29 491.1 491.1 314.3 491.1 0.00 77 45 21195 -68.3 -90.3 3 22.0 -68.5 81 30 497.3 497.3 314.8 497.3 0.00 78 38 22231 -60.1 -88.1 1 28.0 -60.9 75 33 542.8 542.8 317.7 542.9 0.00 79 37 22398 -61.1 -88.1 2 27.0 -61.7 75 34 544.4 544.4 317.8 544.4 0.00 80 36 22569 -59.1 -88.1 1 29.0 -60.0 76 34 553.9 553.9 318.3 553.9 0.00 81 34 22929 -57.9 -87.9 1 30.0 -58.9 86 37 566.2 566.2 319.0 566.2 0.01 82 30 23720 -57.3 -87.3 1 30.0 -58.5 95 46 588.4 588.4 320.0 588.5 0.01 83 28 24157 -57.3 -87.3 1 30.0 -58.6 100 45 600.2 600.2 320.6 600.2 0.01 84 27 24389 -54.1 -86.1 1 32.0 -56.0 105 44 615.4 615.4 321.3 615.5 0.01 85 21 26013 -51.3 -84.3 1 33.0 -54.3 81 45 669.7 669.7 323.4 669.9 0.02 86 20 26330 -52.1 -84.1 1 32.0 -55.0 85 44 676.7 676.7 323.7 676.8 0.02 87 16 27769 -54.5 -85.5 1 31.0 -57.2 85 44 713.5 713.5 324.8 713.6 0.02 88 13 29104 -53.3 -85.3 1 32.0 -56.9 101 43 761.3 761.3 326.3 761.4 0.02 89 12 29623 -50.7 -84.7 1 34.0 -55.4 89 42 788.1 788.1 327.0 788.3 0.03 90 12 29623 -48.3 -83.3 1 35.0 -53.9 89 42 796.6 796.6 327.1 796.9 0.03 91 11 30199 -46.3 -82.3 1 36.0 -53.0 96 41 823.9 824.0 327.8 824.3 0.04 92 10 30840 -41.1 -79.1 1 38.0 -50.8 105 46 866.1 866.2 328.8 866.9 0.08 93 10 30840 -41.3 -79.3 1 38.0 -50.8 105 46 865.4 865.4 328.7 866.1 0.07 94 9.7 31047 -40.9 -79.9 1 39.0 -50.8 106 45 874.5 874.5 328.9 875.2 0.07 95 9.1 31483 -37.7 -77.7 1 40.0 -49.7 108 44 902.8 902.9 329.5 904.0 0.11 96 7.8 32533 -42.7 -80.7 1 38.0 -52.7 112 40 923.5 923.5 329.9 924.3 0.08 97 7.3 32983 -39.3 -79.3 1 40.0 -51.5 114 38 955.1 955.1 330.4 956.2 0.10 98 7.0 33270 -38.5 -78.5 1 40.0 -51.4 115 37 969.9 970.0 330.7 971.3 0.12 99 6.5 33779 -38.1 -79.1 1 41.0 -51.7 107 35 992.4 992.4 331.1 993.7 0.12 100 6.0 34329 -38.1 -79.1 1 41.0 -52.1 99 33 1015.3 1015.4 331.4 1016.9 0.13 101 5.5 34924 -40.5 -79.5 1 39.0 -53.4 90 31 1030.3 1030.4 331.6 1031.9 0.13 102 5.2 35308 -38.1 -80.1 0 42.0 -52.8 84 29 1057.8 1057.8 332.1 1059.3 0.13 103 5.1 35442 -35.3 -78.3 0 43.0 -52.0 82 29 1076.3 1076.4 332.3 1078.5 0.17 104 5.0 35580 -34.3 -77.3 0 43.0 -51.7 80 28 1087.0 1087.1 332.5 1089.6 0.20 105 4.9 35721 -34.3 -77.3 0 43.0 -51.8 1093.3 1093.4 332.6 1096.0 0.21 106 4.8 35866 -31.3 -75.3 0 44.0 -51.0 1113.6 1113.8 332.9 1117.5 0.29 107 4.6 36169 -29.7 -74.7 0 45.0 -50.8 1134.6 1134.9 333.1 1139.2 0.33 108 4.5 36326 -29.7 -74.7 0 45.0 -50.9 1141.8 1142.0 333.2 1146.5 0.34 TRP 89 17246 -85.3 -92.3 27 7.0 -85.3 275 22 375.2 375.2 301.5 375.2 0.00 WND 160 13851 -64.7 -72.3 35 7.6 -64.8 235 60 352.0 352.0 297.1 352.1 0.01 Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 578.00 mb = 4719.53 m = 15483.84 ft Wetbulb zero: 595.39 mb = 4480.32 m = 14699.02 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 66.15 % Est. max temperature: 34.19 C = 93.54 F Sfc-Lift cond lev (LCL): 976.34 mb = 298.57 m = 979.55 ft T: 25.61 C 700-500 lapse rate: 5.86 C/km ThetaE index: 29.58 C Layer 896.0- 841.0 mb Conv cond level (CCL): 870.62 mb = 1300.37 m = 4266.25 ft Mean mixing ratio: 17.65 g/kg Conv temperature: 33.13 C = 91.64 F Cap Strength: 2.38 C Lifted Index: -4.10 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.46 C Lifted Index @700 mb: -1.47 C Showalter Index: 10.78 C Risk: None Total Totals Index: 30.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 3.50 C K Index: 16.10 Risk: < 20 % chance of thunderstorms Sweat Index: 49.00 Risk: None Energy Index: 3.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1325.64 J/kg Max Up Vert Vel: 51.49 m/s Conv Inhibition (B-): 98.22 J/kg Cap Strength: 2.14 C Lift Cond Lev (LCL): 925.47 mb = 769.52 m = 2524.63 ft Lev Free Conv (LFC): 730.47 mb = 2800.25 m = 9187.07 ft Equ Level (EL): 150.47 mb = 14221.00 m = 46656.27 ft B at Equ Level: 1324.27 J/kg Max Parcel Lev (MPL): 80.47 mb = 17805.61 m = 58416.64 ft Wind level data Storm motion: 89 at 10 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 3 330 2 1.0 -1.7 | 278 11 10.6 -1.5 1 1000 87 50 5 -3.8 -3.2 | 298 6 5.7 -3.0 2 976 305 75 10 -9.7 -2.6 | 2 2 -0.1 -2.4 3 925 774 80 16 -15.8 -2.8 | 68 7 -6.2 -2.6 4 910 914 80 16 -15.8 -2.8 | 68 7 -6.2 -2.6 5 850 1508 70 19 -17.9 -6.5 | 53 10 -8.3 -6.3 6 848 1524 70 19 -17.9 -6.5 | 53 10 -8.3 -6.3 7 790 2134 65 16 -14.5 -6.8 | 37 8 -4.9 -6.5 8 762 2438 45 17 -12.0 -12.0 | 12 12 -2.5 -11.8 9 700 3156 45 12 -8.5 -8.5 | 353 8 1.1 -8.3 10 658 3658 30 5 -2.5 -4.3 | 300 8 7.1 -4.1 11 610 4267 40 10 -6.4 -7.7 | 337 8 3.1 -7.4 12 566 4877 30 10 -5.0 -8.7 | 332 10 4.6 -8.4 13 545 5182 65 13 -11.8 -5.5 | 23 6 -2.2 -5.3 14 505 5791 65 16 -14.5 -6.8 | 37 8 -4.9 -6.5 15 500 5870 75 11 -10.6 -2.8 | 22 3 -1.1 -2.6 16 486 6096 90 10 -10.0 0.0 | 116 0 -0.4 0.2 17 431 7010 55 1 -0.8 -0.6 | 272 9 8.7 -0.4 18 400 7590 15 6 -1.6 -5.8 | 305 10 8.0 -5.6 19 352 8534 355 10 0.9 -10.0 | 313 14 10.4 -9.7 20 324 9144 165 3 -0.8 2.9 | 250 9 8.8 3.1 21 300 9710 215 14 8.0 11.5 | 236 21 17.6 11.7 22 298 9754 210 13 6.5 11.3 | 234 20 16.1 11.5 23 261 10668 225 33 23.3 23.3 | 234 40 32.9 23.5 24 250 10970 240 36 31.2 18.0 | 246 45 40.7 18.2 25 228 11582 250 35 32.9 12.0 | 254 44 42.5 12.2 26 200 12460 250 42 39.5 14.4 | 253 51 49.0 14.6 27 180 13106 255 45 43.5 11.6 | 257 54 53.0 11.9 28 160 13851 235 60 49.1 34.4 | 239 68 58.7 34.6 29 156 14021 235 60 49.1 34.4 | 239 68 58.7 34.6 30 150 14240 230 54 41.4 34.7 | 236 62 50.9 34.9 31 126 15240 210 32 16.0 27.7 | 222 38 25.6 27.9 32 120 15545 220 30 19.3 23.0 | 231 37 28.8 23.2 33 108 16154 225 40 28.3 28.3 | 233 47 37.8 28.5 34 102 16459 230 22 16.9 14.1 | 241 30 26.4 14.4 35 100 16600 260 18 17.7 3.1 | 263 27 27.3 3.3 36 97 16764 260 18 17.7 3.1 | 263 27 27.3 3.3 37 92 17069 295 19 17.2 -8.0 | 286 28 26.8 -7.8 38 89 17246 275 22 21.9 -1.9 | 273 32 31.5 -1.7 39 87 17374 275 22 21.9 -1.9 | 273 32 31.5 -1.7 40 78 17983 245 10 9.1 4.2 | 257 19 18.6 4.4 41 74 18288 40 10 -6.4 -7.7 | 337 8 3.1 -7.4 42 70 18590 115 1 -0.9 0.4 | 266 9 8.7 0.6 43 70 18593 20 16 -5.5 -15.0 | 345 15 4.1 -14.8 44 66 18898 105 1 -1.0 0.3 | 267 9 8.6 0.5 45 60 19507 100 11 -10.8 1.9 | 149 2 -1.3 2.1 46 54 20117 100 19 -18.7 3.3 | 111 10 -9.1 3.5 47 51 20422 100 27 -26.6 4.7 | 106 18 -17.0 4.9 48 50 20560 95 30 -29.9 2.6 | 98 21 -20.3 2.8 49 49 20726 110 28 -26.3 9.6 | 120 19 -16.7 9.8 50 46 21031 90 30 -30.0 0.0 | 91 20 -20.4 0.2 51 44 21336 75 30 -29.0 -7.8 | 69 21 -19.4 -7.5 52 36 22555 75 34 -32.8 -8.8 | 70 25 -23.3 -8.6 53 31 23470 100 41 -40.4 7.1 | 103 32 -30.8 7.3 54 30 23720 95 46 -45.8 4.0 | 97 37 -36.3 4.2 55 30 23774 90 48 -48.0 0.0 | 90 38 -38.4 0.2 56 27 24384 105 44 -42.5 11.4 | 109 35 -32.9 11.6 57 23 25298 100 46 -45.3 8.0 | 103 37 -35.7 8.2 58 21 25908 80 45 -44.3 -7.8 | 78 36 -34.8 -7.6 59 20 26330 85 44 -43.8 -3.8 | 84 34 -34.3 -3.6 60 14 28651 85 44 -43.8 -3.8 | 84 34 -34.3 -3.6 61 13 29261 105 43 -41.5 11.1 | 110 34 -32.0 11.3 62 12 29870 80 41 -40.4 -7.1 | 77 32 -30.8 -6.9 63 11 30175 95 41 -40.8 3.6 | 97 32 -31.3 3.8 64 10 30840 105 46 -44.4 11.9 | 109 37 -34.9 12.1 65 7 33270 115 37 -33.5 15.6 | 123 29 -24.0 15.9 66 5 35580 80 28 -27.6 -4.9 | 76 19 -18.0 -4.6 Wind Parameters Mean winds (0-6000m): 58.7 at 12.8 knts Storm direction: 88.7 at 9.6 knts Shear (0-3000m) pos: 2.9 neg: 1.6 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 79.8 deg Storm rel helicity (0-3000m) pos: 14.8 neg: -29.6 tot: -14.9 m^2/s^2 ave: -5.0 10^-3 m/s^2 rel: -0.00 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -0.0 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 426.73 Bulk Shear: 3.11 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 70 8 327 3| 13.6 0.0 13.6| 12.3 0.0 12.3 24.6 0.70| 14.2 9.9 1000 76 12 36 3| 8.8 0.0 8.8| 14.8 -0.6 14.2 14.2 0.62| 9.3 5.8 1500 75 14 49 5| 5.9 1.2 7.1| 14.8 -4.8 9.9 6.6 0.43| 7.4 3.2 2000 73 15 48 6| 4.4 0.9 5.3| 14.8 -9.9 4.9 2.4 0.30| 6.2 1.9 2500 69 15 42 7| 3.5 2.0 5.5| 14.8 -23.5 -8.8 -3.5 0.07| 6.3 0.4 3000 65 15 34 7| 2.9 1.6 4.5| 14.8 -29.6 -14.9 -5.0 -0.00| 5.9 -0.0 4000 61 13 19 7| 2.3 1.6 3.9| 20.1 -46.1 -26.1 -6.5 -0.12| 5.8 -0.7 5000 57 13 9 7| 2.2 1.3 3.5| 30.2 -47.8 -17.6 -3.5 -0.03| 5.3 -0.1 6000 59 13 12 7| 2.0 1.1 3.1| 40.7 -48.7 -8.1 -1.3 0.06| 5.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251210.12.gif