UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for NSTU... Searching the city database file for: NSTU ... Date:1200Z 6 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 1007 3 26.0 23.9 88 2.1 24.5 295 3 298.6 302.0 297.4 353.5 18.86 1 1000 63 26.6 23.2 82 3.4 24.1 240 3 299.8 303.1 297.3 353.0 18.19 2 946 553 22.8 21.9 95 0.9 22.2 357 6 300.7 303.9 297.3 352.8 17.75 3 937 636 22.6 20.3 87 2.3 21.0 18 6 301.3 304.3 296.4 349.0 16.21 4 925 749 21.6 19.8 90 1.8 20.4 45 7 301.4 304.3 296.3 348.2 15.91 5 910 891 20.4 19.1 92 1.3 19.5 41 7 301.6 304.4 296.0 347.2 15.47 6 883 1151 19.4 16.5 83 2.9 17.4 42 8 303.1 305.6 295.1 343.1 13.49 7 854 1439 17.8 15.9 89 1.9 16.5 45 10 304.4 306.9 295.4 344.4 13.43 8 850 1479 17.6 15.4 87 2.2 16.1 45 10 304.6 307.0 295.1 343.5 13.06 9 806 1932 14.4 14.3 99 0.1 14.3 92 13 305.8 308.2 295.3 344.3 12.82 10 781 2199 13.4 13.4 100 0.0 13.4 90 13 307.5 309.9 295.6 345.2 12.47 11 780 2210 13.4 13.4 100 0.0 13.4 89 13 307.7 310.0 295.6 345.4 12.49 12 777 2242 14.0 14.0 100 0.0 14.0 86 13 308.6 311.1 296.2 348.2 13.05 13 775 2264 13.8 13.8 100 0.0 13.8 85 14 308.6 311.1 296.1 347.8 12.91 14 759 2440 13.2 13.2 100 0.0 13.2 70 16 309.8 312.2 296.3 348.4 12.67 15 744 2609 13.0 10.3 84 2.7 11.3 97 14 311.4 313.4 295.3 344.1 10.64 16 740 2654 13.0 7.0 67 6.0 9.3 105 14 311.9 313.5 293.9 338.2 8.53 17 739 2666 12.8 6.8 67 6.0 9.2 107 14 311.8 313.4 293.8 337.8 8.42 18 732 2746 12.4 4.4 58 8.0 7.7 120 13 312.2 313.6 292.9 334.5 7.18 19 729 2780 12.6 0.6 44 12.0 6.1 119 13 312.8 313.8 291.7 330.0 5.49 20 726 2815 12.2 3.2 54 9.0 7.1 118 13 312.7 314.0 292.6 333.5 6.65 21 719 2896 11.6 4.6 62 7.0 7.5 116 13 312.9 314.3 293.3 336.0 7.42 22 714 2955 11.4 -0.6 43 12.0 5.0 114 13 313.3 314.3 291.6 329.5 5.13 23 712 2979 11.6 -6.4 28 18.0 3.0 114 13 313.8 314.4 290.1 324.5 3.32 24 710 3002 11.8 -8.2 24 20.0 2.5 113 13 314.3 314.8 289.9 323.7 2.90 25 702 3097 11.0 -4.0 35 15.0 3.5 111 13 314.4 315.2 291.0 327.3 4.05 26 700 3121 11.0 -6.0 30 17.0 2.8 110 13 314.7 315.3 290.5 325.9 3.49 27 699 3133 11.0 -7.0 28 18.0 2.5 110 13 314.8 315.4 290.3 325.2 3.23 28 685 3302 9.8 -4.2 37 14.0 2.8 110 13 315.3 316.1 291.3 328.4 4.09 29 676 3411 8.8 0.8 57 8.0 4.4 113 12 315.4 316.5 292.9 334.4 6.01 30 673 3448 8.6 0.6 57 8.0 4.2 116 12 315.5 316.7 292.9 334.4 5.95 31 656 3659 6.6 4.2 85 2.4 5.2 129 10 315.6 317.1 294.4 340.4 7.91 32 642 3836 5.6 5.2 97 0.4 5.4 122 8 316.4 318.1 295.2 343.7 8.68 33 639 3875 5.6 4.8 95 0.8 5.1 120 8 316.8 318.5 295.1 343.6 8.48 34 630 3991 5.6 3.3 85 2.3 4.2 114 6 318.1 319.6 295.0 342.6 7.73 35 627 4030 5.8 -2.2 56 8.0 1.6 112 6 318.8 319.8 293.2 335.5 5.20 36 624 4069 5.8 -4.2 49 10.0 0.8 111 5 319.2 320.1 292.7 333.8 4.49 37 622 4096 6.0 -10.0 31 16.0 -1.2 109 5 319.8 320.3 291.5 329.3 2.87 38 617 4162 6.0 -28.0 7 34.0 -4.3 106 4 320.5 320.6 289.6 322.7 0.62 39 606 4309 5.2 -26.8 8 32.0 -4.7 95 3 321.2 321.4 289.9 323.7 0.70 40 600 4390 4.2 -17.8 18 22.0 -4.0 80 2 321.0 321.3 290.7 326.3 1.57 41 595 4458 4.0 -26.0 9 30.0 -5.4 66 2 321.5 321.7 290.0 324.2 0.77 42 563 4906 1.4 -25.6 11 27.0 -7.0 21 2 323.6 323.7 290.7 326.6 0.84 43 548 5123 -0.3 -26.3 12 26.0 -8.1 9 2 324.1 324.2 290.9 327.0 0.81 44 545 5167 -0.7 -18.7 24 18.0 -7.2 6 2 324.1 324.4 291.6 329.6 1.60 45 526 5450 -3.3 -17.3 33 14.0 -8.4 349 3 324.3 324.6 291.9 330.7 1.87 46 524 5480 -3.7 -15.7 39 12.0 -8.2 347 3 324.2 324.6 292.1 331.5 2.15 47 521 5526 -3.7 -19.7 28 16.0 -9.2 345 3 324.7 325.0 291.7 330.0 1.54 48 512 5663 -4.7 -17.7 35 13.0 -9.4 336 4 325.1 325.5 292.1 331.5 1.86 49 510 5694 -5.1 -15.1 45 10.0 -8.9 334 4 325.0 325.4 292.5 332.9 2.32 50 509 5710 -4.9 -22.9 23 18.0 -10.5 333 4 325.4 325.6 291.6 329.6 1.19 51 508 5725 -4.9 -24.9 19 20.0 -10.9 333 4 325.6 325.8 291.5 329.1 1.00 52 500 5850 -5.3 -25.3 19 20.0 -11.2 325 4 326.6 326.8 291.7 330.1 0.98 53 491 5992 -6.1 -22.1 27 16.0 -11.2 317 5 327.3 327.6 292.3 332.0 1.32 54 400 7560 -15.5 -34.5 18 19.0 -19.5 230 12 334.8 334.9 293.5 336.8 0.51 55 300 9670 -31.5 -44.5 27 13.0 -32.9 245 6 341.0 341.0 294.8 342.0 0.24 56 250 10930 -41.9 -46.1 64 4.2 -42.2 230 20 343.8 343.8 295.4 344.8 0.24 57 200 12400 -53.7 -60.7 42 7.0 -53.9 260 33 347.7 347.7 296.2 348.0 0.05 58 150 14200 -65.5 -81.5 9 16.0 -65.6 240 22 357.2 357.2 298.1 357.3 0.00 59 100 16570 -80.1 -89.1 21 9.0 -80.1 240 19 373.0 373.0 301.1 373.0 0.00 60 93 16979 -82.1 -90.1 24 8.0 -82.1 261 13 376.8 376.8 301.7 376.8 0.00 61 92 17039 -81.7 -89.7 24 8.0 -81.7 267 11 378.8 378.8 302.1 378.8 0.00 62 92 17039 -81.9 -90.9 20 9.0 -81.9 267 11 378.4 378.4 302.0 378.4 0.00 63 82 17678 -85.5 -90.5 40 5.0 -85.5 290 9 383.7 383.7 302.8 383.7 0.00 64 78 17955 -83.5 -89.5 34 6.0 -83.5 244 5 393.4 393.4 304.3 393.4 0.00 65 77 18026 -83.9 -89.9 34 6.0 -83.9 232 4 394.0 394.0 304.3 394.0 0.00 66 74 18250 -78.1 -88.1 18 10.0 -78.1 195 1 410.7 410.7 306.6 410.7 0.00 67 71 18488 -76.1 -88.1 13 12.0 -76.2 154 7 419.9 419.9 307.7 419.9 0.00 68 70 18570 -75.7 -87.7 14 12.0 -75.7 140 10 422.4 422.4 308.0 422.4 0.00 69 65 18998 -75.7 -89.7 9 14.0 -75.7 124 13 431.5 431.5 309.0 431.5 0.00 70 59 19565 -70.7 -88.7 5 18.0 -70.8 97 24 454.8 454.8 311.3 454.8 0.00 71 58 19666 -70.7 -89.7 4 19.0 -70.8 99 25 457.1 457.1 311.5 457.1 0.00 72 53 20206 -66.3 -89.3 3 23.0 -66.5 110 27 479.2 479.2 313.4 479.2 0.00 73 50 20560 -65.1 -89.1 2 24.0 -65.4 105 28 490.1 490.1 314.2 490.1 0.00 74 47 20939 -63.9 -88.9 2 25.0 -64.3 93 28 501.7 501.7 315.1 501.7 0.00 75 45 21205 -65.1 -89.1 2 24.0 -65.4 84 29 505.1 505.1 315.3 505.1 0.00 76 38 22242 -62.5 -88.5 2 26.0 -63.0 95 35 536.7 536.7 317.3 536.7 0.00 77 36 22576 -63.1 -89.1 2 26.0 -63.6 93 39 543.5 543.5 317.7 543.5 0.00 78 31 23504 -59.7 -87.7 1 28.0 -60.6 93 43 576.5 576.5 319.5 576.5 0.01 79 30 23710 -57.5 -87.5 1 30.0 -58.7 95 42 587.9 587.9 320.0 587.9 0.01 80 29 23924 -57.7 -86.7 1 29.0 -58.9 94 43 593.1 593.1 320.3 593.1 0.01 81 26 24618 -54.5 -85.5 1 31.0 -56.4 92 45 621.0 621.0 321.5 621.0 0.01 82 23 25404 -53.7 -84.7 1 31.0 -55.9 91 46 645.5 645.5 322.5 645.6 0.01 83 20 26310 -49.9 -82.9 1 33.0 -53.4 95 41 683.4 683.4 323.9 683.6 0.02 84 16 27767 -50.7 -83.7 1 33.0 -54.5 86 45 725.9 725.9 325.3 726.0 0.02 85 15 28190 -49.1 -83.1 1 34.0 -53.7 83 47 744.7 744.7 325.8 744.9 0.03 86 13 29127 -50.1 -83.1 1 33.0 -54.7 74 42 772.4 772.4 326.5 772.6 0.03 87 12 29652 -48.7 -82.7 1 34.0 -54.1 85 37 795.2 795.2 327.1 795.5 0.04 88 11 30223 -49.3 -83.3 1 34.0 -54.8 97 31 813.1 813.1 327.5 813.4 0.03 89 10 30860 -41.1 -80.1 1 39.0 -50.8 110 25 866.1 866.2 328.8 866.8 0.07 90 9.0 31573 -42.9 -80.9 1 38.0 -52.1 117 27 885.7 885.7 329.1 886.4 0.06 91 7.8 32544 -40.3 -79.3 1 39.0 -51.6 127 29 933.1 933.2 330.1 934.2 0.10 92 7.1 33184 -41.5 -80.5 1 39.0 -52.5 134 31 953.6 953.7 330.4 954.6 0.09 93 7.0 33280 -40.7 -80.7 1 40.0 -52.3 135 31 960.8 960.8 330.5 961.7 0.08 94 6.3 34008 -33.9 -76.9 1 43.0 -50.3 126 34 1019.2 1019.3 331.5 1021.3 0.17 95 6.0 34350 -34.9 -77.9 0 43.0 -50.9 121 35 1029.2 1029.3 331.6 1031.1 0.16 96 5.8 34587 -32.7 -76.7 0 44.0 -50.4 118 35 1048.8 1048.9 331.9 1051.2 0.19 97 5.5 34961 -33.5 -77.5 0 44.0 -51.0 113 37 1061.3 1061.4 332.1 1063.6 0.18 98 5.4 35090 -32.1 -76.1 0 44.0 -50.5 112 37 1073.1 1073.3 332.3 1076.1 0.23 99 5.0 35630 -35.5 -78.5 0 43.0 -52.1 105 39 1081.5 1081.6 332.4 1083.7 0.17 100 4.8 35915 -33.7 -77.7 0 44.0 -51.8 1102.5 1102.6 332.7 1105.1 0.20 TRP 82 17678 -85.5 -90.5 40 5.0 -85.5 290 9 383.7 383.7 302.8 383.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5787.00 m Freezing level: 550.65 mb = 5085.16 m = 16683.41 ft Wetbulb zero: 623.21 mb = 4079.59 m = 13384.33 ft Precipitable water: 1.93 inches Sfc-500 mean rel hum: 60.65 % Est. max temperature: 31.71 C = 89.08 F Sfc-Lift cond lev (LCL): 977.16 mb = 266.82 m = 875.39 ft T: 25.02 C 700-500 lapse rate: 5.97 C/km ThetaE index: 18.43 C Layer 744.0- 726.0 mb Conv cond level (CCL): 916.80 mb = 826.32 m = 2710.99 ft Mean mixing ratio: 17.24 g/kg Conv temperature: 28.95 C = 84.11 F Cap Strength: 0.75 C Lifted Index: -2.80 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.80 C Lifted Index @700 mb: 0.08 C Showalter Index: 0.07 C Risk: Thunderstorms probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.70 C K Index: 21.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 208.80 Risk: None Energy Index: -2.54 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1067.46 J/kg Max Up Vert Vel: 46.21 m/s Conv Inhibition (B-): 4.92 J/kg Cap Strength: 0.75 C Lift Cond Lev (LCL): 929.13 mb = 710.10 m = 2329.71 ft Lev Free Conv (LFC): 904.13 mb = 946.90 m = 3106.60 ft Equ Level (EL): 734.13 mb = 2721.37 m = 8928.28 ft B at Equ Level: 54.55 J/kg Max Parcel Lev (MPL): 94.13 mb = 16910.82 m = 55481.01 ft Wind level data Storm motion: 114 at 6 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 1007 3 295 3 2.7 -1.3 | 294 9 7.9 -3.6 1 1000 63 240 3 2.6 1.5 | 276 8 7.8 -0.8 2 925 749 45 7 -4.9 -4.9 | 358 7 0.3 -7.3 3 907 914 40 7 -4.5 -5.4 | 355 8 0.7 -7.7 4 850 1479 45 10 -7.1 -7.1 | 11 10 -1.9 -9.4 5 845 1524 45 10 -7.1 -7.1 | 11 10 -1.9 -9.4 6 816 1829 90 13 -13.0 0.0 | 73 8 -7.8 -2.3 7 787 2134 95 12 -12.0 1.0 | 79 7 -6.7 -1.3 8 759 2438 70 16 -15.0 -5.5 | 52 13 -9.8 -7.8 9 732 2743 120 13 -11.3 6.5 | 124 7 -6.1 4.2 10 700 3121 110 13 -12.2 4.4 | 107 7 -7.0 2.1 11 680 3353 110 13 -12.2 4.4 | 107 7 -7.0 2.1 12 655 3658 130 10 -7.7 6.4 | 149 5 -2.5 4.1 13 608 4267 100 3 -3.0 0.5 | 309 3 2.3 -1.8 14 585 4572 40 1 -0.6 -0.8 | 304 6 4.6 -3.1 15 500 5850 325 4 2.3 -3.3 | 307 9 7.5 -5.6 16 400 7560 230 12 9.2 7.7 | 250 15 14.4 5.4 17 397 7620 220 10 6.4 7.7 | 245 13 11.6 5.3 18 381 7925 240 12 10.4 6.0 | 257 16 15.6 3.7 19 365 8230 255 12 11.6 3.1 | 267 17 16.8 0.8 20 350 8534 270 13 13.0 -0.0 | 277 18 18.2 -2.3 21 309 9449 265 3 3.0 0.3 | 284 8 8.2 -2.1 22 300 9670 245 6 5.4 2.5 | 269 11 10.6 0.2 23 284 10058 230 10 7.7 6.4 | 252 13 12.9 4.1 24 271 10363 250 17 16.0 5.8 | 261 21 21.2 3.5 25 260 10668 225 17 12.0 12.0 | 241 20 17.2 9.7 26 250 10930 230 20 15.3 12.9 | 243 23 20.5 10.5 27 237 11278 230 24 18.4 15.4 | 241 27 23.6 13.1 28 200 12400 260 33 32.5 5.7 | 265 38 37.7 3.4 29 197 12497 255 37 35.7 9.6 | 260 42 40.9 7.2 30 179 13106 260 36 35.5 6.3 | 265 41 40.7 3.9 31 150 14200 240 22 19.1 11.0 | 250 26 24.3 8.7 32 147 14326 240 24 20.8 12.0 | 250 28 26.0 9.7 33 132 14935 275 22 21.9 -1.9 | 279 27 27.1 -4.3 34 126 15240 265 35 34.9 3.1 | 269 40 40.1 0.7 35 113 15850 240 28 24.2 14.0 | 248 32 29.5 11.7 36 102 16459 245 19 17.2 8.0 | 256 23 22.4 5.7 37 100 16570 240 19 16.5 9.5 | 252 23 21.7 7.2 38 97 16764 240 19 16.5 9.5 | 252 23 21.7 7.2 39 91 17069 270 10 10.0 -0.0 | 279 15 15.2 -2.3 40 82 17678 290 9 8.5 -3.1 | 292 15 13.7 -5.4 41 74 18288 190 1 0.2 1.0 | 284 6 5.4 -1.4 42 70 18570 140 10 -6.4 7.7 | 167 5 -1.2 5.3 43 70 18593 120 14 -12.1 7.0 | 124 8 -6.9 4.7 44 66 18898 140 10 -6.4 7.7 | 167 5 -1.2 5.3 45 63 19202 95 17 -16.9 1.5 | 86 12 -11.7 -0.9 46 60 19507 95 24 -23.9 2.1 | 89 19 -18.7 -0.3 47 51 20422 115 28 -25.4 11.8 | 115 22 -20.2 9.5 48 50 20560 105 28 -27.0 7.2 | 103 22 -21.8 4.9 49 44 21336 80 29 -28.6 -5.0 | 72 24 -23.4 -7.4 50 40 21946 65 30 -27.2 -12.7 | 56 27 -22.0 -15.0 51 38 22250 95 35 -34.9 3.1 | 91 30 -29.7 0.7 52 33 23165 90 46 -46.0 0.0 | 87 41 -40.8 -2.3 53 30 23710 95 42 -41.8 3.7 | 92 37 -36.6 1.3 54 23 25298 90 47 -47.0 0.0 | 87 42 -41.8 -2.3 55 20 26213 100 38 -37.4 6.6 | 98 32 -32.2 4.3 56 20 26310 95 41 -40.8 3.6 | 92 36 -35.6 1.2 57 14 28651 80 48 -47.3 -8.3 | 76 43 -42.1 -10.7 58 13 28956 70 44 -41.3 -15.0 | 64 40 -36.1 -17.4 59 10 30860 110 25 -23.5 8.6 | 109 19 -18.3 6.2 60 7 33280 135 31 -21.9 21.9 | 140 26 -16.7 19.6 61 5 35630 105 39 -37.7 10.1 | 103 33 -32.5 7.8 Wind Parameters Mean winds (0-6000m): 84.2 at 7.6 knts Storm direction: 114.2 at 5.7 knts Shear (0-3000m) pos: 2.6 neg: 0.7 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 177.8 deg Storm rel helicity (0-3000m) pos: 86.7 neg: -17.8 tot: 68.9 m^2/s^2 ave: 23.0 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 4.9 10^-3/s Energy-Hel index: 0.40 Bulk Rich Number: 67.66 Bulk Shear: 15.78 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 ------------------------------------------------------------------------------- 500 309 4 301 10| 4.5 0.0 4.5| 18.5 -5.3 13.2 26.4 0.47| 10.4 4.9 1000 36 5 343 7| 4.5 0.0 4.5| 32.9 -5.8 27.0 27.0 0.61| 8.9 5.5 1500 40 7 353 7| 3.9 0.0 3.9| 37.7 -5.8 31.8 21.2 0.63| 6.9 4.4 2000 56 8 12 7| 3.9 0.0 3.9| 59.8 -5.8 54.0 27.0 0.74| 7.8 5.8 2500 66 9 27 7| 3.1 0.9 4.0| 66.1 -15.5 50.5 20.2 0.53| 8.0 4.3 3000 76 10 43 6| 2.6 0.7 3.3| 86.7 -17.8 68.9 23.0 0.57| 8.6 4.9 4000 89 10 62 6| 1.8 0.9 2.7| 93.0 -19.8 73.2 18.3 0.51| 7.7 3.9 5000 89 9 53 4| 1.5 1.3 2.8| 94.2 -20.9 73.3 14.7 0.43| 7.0 3.0 6000 84 8 37 4| 1.2 1.4 2.6| 94.5 -24.3 70.1 11.7 0.38| 6.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//NSTU/skewt/NSTU.skewt.20251206.12.gif