UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122900.upa.cvt Date: 0000Z 29 DEC 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:0000Z 29 DEC 25 Station: KTWC WMO ident: 72274 Latitude: 32.23 Longitude: -110.96 Elevation: 751.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 133 SFC 931 751 18.4 3.4 37 15.0 10.3 0 0 297.6 298.5 286.4 313.1 5.25 2 929 768 17.4 3.4 39 14.0 9.9 353 3 296.7 297.7 286.1 312.2 5.26 3 925 803 17.0 3.0 39 14.0 9.5 340 8 296.7 297.6 286.0 311.8 5.13 4 850 1514 10.2 1.2 54 9.0 5.6 35 6 296.8 297.7 285.8 311.4 4.91 5 843 1583 10.0 -1.0 46 11.0 4.6 51 7 297.3 298.1 285.2 309.9 4.21 6 835 1662 9.8 -1.2 46 11.0 4.5 70 8 297.9 298.7 285.5 310.5 4.19 7 817 1842 8.0 -2.0 49 10.0 3.2 111 10 297.9 298.6 285.3 310.0 4.04 8 807 1944 7.4 -4.6 42 12.0 2.0 121 10 298.3 298.9 284.7 308.5 3.36 9 801 2005 7.2 -8.8 31 16.0 0.7 127 10 298.7 299.2 283.9 306.2 2.45 10 785 2170 5.6 -4.4 49 10.0 1.1 142 10 298.7 299.4 285.1 309.3 3.51 11 775 2275 5.8 -23.2 10 29.0 -2.8 151 9 300.0 300.2 282.4 302.5 0.76 12 767 2360 5.4 -21.6 12 27.0 -2.9 158 9 300.5 300.7 282.7 303.4 0.89 13 745 2597 3.0 -14.0 27 17.0 -3.1 175 8 300.4 300.7 283.7 305.9 1.74 14 743 2619 2.8 -18.2 20 21.0 -4.0 176 8 300.4 300.6 283.1 304.3 1.23 15 737 2684 2.2 -13.8 29 16.0 -3.5 181 8 300.5 300.8 283.8 306.1 1.78 16 731 2750 1.6 -16.4 25 18.0 -4.4 185 8 300.5 300.8 283.4 305.1 1.45 17 729 2772 1.8 -28.2 9 30.0 -5.8 184 8 301.0 301.1 282.4 302.7 0.51 18 719 2884 1.6 -41.4 2 43.0 -6.7 180 10 301.9 302.0 282.4 302.4 0.14 19 707 3019 0.4 -44.6 2 45.0 -7.5 176 12 302.1 302.1 282.4 302.4 0.10 20 702 3076 1.6 189 14 304.0 21 700 3099 1.6 200 15 304.3 22 692 3192 2.2 209 16 305.9 23 686 3262 2.4 -43.6 2 46.0 -6.5 216 18 306.9 306.9 284.3 307.3 0.12 24 619 4087 -1.7 -48.7 1 47.0 -9.5 253 26 311.4 311.4 285.9 311.6 0.07 25 563 4834 -7.5 -52.5 1 45.0 -13.7 261 33 313.1 313.1 286.5 313.3 0.05 26 527 5346 -10.1 -40.1 7 30.0 -15.3 239 45 315.9 316.0 287.7 316.7 0.22 27 522 5419 -10.1 -31.1 16 21.0 -14.7 238 45 316.8 316.9 288.3 318.7 0.55 28 500 5750 -12.5 -42.5 6 30.0 -17.3 235 46 317.8 317.8 288.2 318.5 0.18 29 497 5796 -12.9 -44.9 5 32.0 -17.6 235 46 317.9 317.9 288.2 318.4 0.14 30 492 5873 -13.3 -30.3 23 17.0 -17.0 235 46 318.3 318.4 288.9 320.5 0.63 31 487 5950 -13.5 -48.5 3 35.0 -18.2 235 46 319.0 319.0 288.5 319.3 0.10 32 484 5997 -13.7 -36.7 12 23.0 -17.9 235 46 319.3 319.4 288.9 320.5 0.34 33 476 6123 -14.7 -33.7 18 19.0 -18.4 235 46 319.6 319.7 289.1 321.3 0.47 34 472 6187 -15.3 -27.3 35 12.0 -18.1 234 47 319.6 319.8 289.6 322.6 0.86 35 459 6398 -15.7 -24.7 46 9.0 -18.0 230 51 321.7 321.9 290.5 325.6 1.12 36 458 6414 -15.7 -24.7 46 9.0 -18.0 230 51 321.9 322.1 290.5 325.8 1.13 37 457 6430 -15.7 -25.7 42 10.0 -18.2 230 51 322.1 322.3 290.5 325.7 1.03 38 451 6530 -15.9 -28.9 32 13.0 -18.8 232 52 323.0 323.2 290.5 325.8 0.78 39 443 6664 -16.7 -28.7 35 12.0 -19.4 234 53 323.7 323.9 290.7 326.6 0.81 40 400 7420 -23.5 -29.5 58 6.0 -24.7 245 59 324.4 324.6 291.0 327.4 0.83 41 394 7530 -24.5 -30.5 57 6.0 -25.6 245 60 324.5 324.7 290.9 327.3 0.77 42 379 7812 -25.7 -37.7 32 12.0 -27.4 245 62 326.6 326.7 291.2 328.0 0.39 43 350 8383 -30.7 -39.7 41 9.0 -31.8 245 66 327.4 327.4 291.3 328.7 0.35 44 344 8506 -31.5 -40.5 41 9.0 -32.5 245 67 327.9 328.0 291.5 329.1 0.32 45 342 8547 -31.7 -44.7 27 13.0 -33.0 245 67 328.2 328.2 291.4 329.0 0.21 46 334 8714 -32.9 -45.9 26 13.0 -34.1 245 68 328.8 328.8 291.6 329.5 0.19 47 325 8906 -34.5 -49.5 20 15.0 -35.6 245 69 329.1 329.2 291.6 329.6 0.13 48 300 9460 -38.9 -52.9 21 14.0 -39.7 245 75 330.5 330.6 292.0 330.9 0.09 49 297 9529 -39.5 -54.5 19 15.0 -40.3 245 76 330.6 330.7 292.0 331.0 0.08 50 296 9552 -39.7 -54.7 19 15.0 -40.5 245 76 330.7 330.7 292.0 331.0 0.08 51 286 9785 -41.7 -52.7 29 11.0 -42.3 246 79 331.1 331.1 292.1 331.5 0.10 52 274 10073 -44.1 -57.1 22 13.0 -44.6 248 82 331.7 331.7 292.2 331.9 0.06 53 250 10680 -49.3 -59.3 30 10.0 -49.6 250 87 332.8 332.8 292.5 333.0 0.05 54 241 10918 -51.7 -60.7 33 9.0 -51.9 250 85 332.7 332.7 292.5 332.9 0.04 55 235 11081 -52.9 -62.9 29 10.0 -53.1 250 83 333.3 333.3 292.6 333.4 0.03 56 232 11163 -53.5 -64.5 25 11.0 -53.7 250 82 333.6 333.6 292.7 333.7 0.03 57 200 12100 -60.7 -67.7 39 7.0 -60.8 250 103 336.6 336.6 293.5 336.7 0.02 58 194 12289 -61.5 -68.9 37 7.4 -61.6 250 108 338.3 338.3 293.9 338.4 0.02 59 150 13860 -68.3 -79.3 19 11.0 -68.4 215 67 352.4 352.4 297.1 352.5 0.00 60 143 14150 -69.3 -82.3 13 13.0 -69.4 215 82 355.5 355.5 297.8 355.6 0.00 61 100 16330 -66.1 -88.1 3 22.0 -66.2 240 59 400.0 400.0 305.2 400.0 0.00 62 88 17103 -67.9 -88.9 3 21.0 -68.0 240 51 411.3 411.3 306.7 411.3 0.00 63 80 17683 -63.7 -87.7 2 24.0 -63.9 241 48 431.3 431.3 309.0 431.3 0.00 64 76 17997 -65.1 -88.1 3 23.0 -65.3 258 44 434.8 434.8 309.3 434.8 0.00 65 70 18500 -63.7 -88.7 2 25.0 -64.0 265 25 448.1 448.1 310.7 448.1 0.00 66 64 19048 -65.5 -89.5 2 24.0 -65.7 265 28 455.8 455.8 311.4 455.8 0.00 67 63 19145 -64.1 -89.1 2 25.0 -64.4 265 29 460.9 460.9 311.8 460.9 0.00 68 57 19756 -65.5 -89.5 2 24.0 -65.8 260 25 471.1 471.1 312.7 471.2 0.00 69 51 20438 -62.9 -89.9 1 27.0 -63.3 306 15 492.5 492.5 314.4 492.5 0.00 70 50 20560 -63.5 -89.5 2 26.0 -63.8 310 11 493.8 493.8 314.5 493.9 0.00 71 43 21482 -63.9 -89.9 2 26.0 -64.3 311 16 514.6 514.6 315.9 514.6 0.00 72 38 22231 -67.5 -91.5 2 24.0 -67.8 315 3 524.0 524.0 316.5 524.0 0.00 73 36 22559 -63.5 -90.5 1 27.0 -64.0 296 14 542.5 542.5 317.6 542.5 0.00 74 35 22731 -65.1 -91.1 2 26.0 -65.5 304 18 542.7 542.7 317.7 542.7 0.00 75 32 23281 -60.9 -88.9 1 28.0 -61.7 335 8 568.0 568.0 319.0 568.1 0.00 76 30 23680 -62.7 -90.7 1 28.0 -63.4 285 9 573.7 573.7 319.3 573.7 0.00 77 29 23888 -62.7 -90.7 1 28.0 -63.4 312 12 579.3 579.3 319.6 579.3 0.00 78 28 24104 -62.1 -91.1 1 29.0 -62.9 277 11 586.8 586.8 320.0 586.8 0.00 79 27 24330 -59.9 -89.9 1 30.0 -60.9 292 13 599.1 599.1 320.6 599.2 0.00 80 25 24807 -62.1 -90.1 1 28.0 -63.0 319 16 606.1 606.1 320.9 606.2 0.00 81 24 25059 -60.9 -90.9 1 30.0 -61.9 314 14 616.7 616.7 321.3 616.8 0.00 82 23 25325 -58.5 -89.5 1 31.0 -59.9 285 13 631.4 631.4 322.0 631.4 0.01 83 20 26200 -59.3 -89.3 1 30.0 -60.7 250 12 654.7 654.7 322.9 654.7 0.01 84 19 26524 -56.3 -88.3 1 32.0 -58.3 243 10 673.7 673.7 323.6 673.7 0.01 85 17 27232 -55.3 -87.3 1 32.0 -57.8 296 21 698.6 698.6 324.4 698.7 0.01 86 16 27617 -57.9 -87.9 1 30.0 -59.9 309 18 702.4 702.4 324.5 702.4 0.01 87 15 28025 -55.9 -87.9 1 32.0 -58.5 315 15 722.1 722.1 325.1 722.2 0.01 88 15 28025 -56.5 -88.5 1 32.0 -58.9 315 15 720.1 720.1 325.1 720.2 0.01 89 14 28466 -53.5 -86.5 1 33.0 -56.8 308 14 744.6 744.6 325.8 744.8 0.02 90 13 28942 -54.7 -86.7 1 32.0 -57.9 300 13 756.4 756.4 326.1 756.6 0.02 91 12 29456 -53.3 -86.3 1 33.0 -57.1 295 15 778.9 778.9 326.7 779.1 0.02 92 12 29456 -54.1 -87.1 1 33.0 -57.6 295 15 776.1 776.1 326.7 776.2 0.02 93 11 30019 -50.7 -85.7 1 35.0 -55.6 287 21 808.0 808.0 327.4 808.2 0.02 94 10 30640 -50.5 -85.5 1 35.0 -55.8 280 15 831.0 831.1 328.0 831.3 0.03 95 9.4 31044 -49.7 -84.7 1 35.0 -55.5 286 15 848.9 848.9 328.4 849.2 0.03 96 9.2 31184 -50.9 -85.9 1 35.0 -56.3 288 15 849.6 849.6 328.4 849.8 0.03 97 8.7 31550 -47.7 -84.7 1 37.0 -54.7 294 16 875.7 875.7 329.0 876.0 0.03 98 8.4 31780 -49.3 -84.3 1 35.0 -55.7 297 16 878.2 878.3 329.0 878.6 0.04 99 7.8 32268 -47.3 -84.3 1 37.0 -54.9 304 16 905.1 905.1 329.5 905.5 0.04 100 7.0 32980 -48.9 -83.9 1 35.0 -56.2 315 17 926.9 926.9 329.9 927.4 0.05 101 6.9 33074 -49.5 -84.5 1 35.0 -56.5 928.2 928.3 329.9 928.7 0.05 102 6.0 33997 -45.9 -83.9 1 38.0 -55.4 981.6 981.7 330.9 982.3 0.06 103 5.9 34110 -43.7 -83.7 0 40.0 -54.4 995.9 996.0 331.1 996.6 0.06 104 5.5 34580 -45.3 -83.3 1 38.0 -55.5 1009.0 1009.1 331.3 1009.8 0.07 TRP 143 14150 -69.3 -82.3 13 13.0 -69.4 215 82 355.5 355.5 297.8 355.6 0.00 WND 194 12289 -61.5 -68.9 37 7.4 -61.6 250 108 338.3 338.3 293.9 338.4 0.02 Sounding variables and indices 1000-500 mb thick: 5617.00 m Freezing level: 646.78 mb = 3744.75 m = 12285.78 ft Wetbulb zero: 782.11 mb = 2200.61 m = 7219.76 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 17.84 % Est. max temperature: 20.05 C = 68.09 F Sfc-Lift cond lev (LCL): 743.60 mb = 2612.19 m = 8570.06 ft T: 2.86 C 700-500 lapse rate: 5.32 C/km ThetaE index: 6.81 C Layer 775.0- 767.0 mb Conv cond level (CCL): 600.08 mb = 4331.15 m = 14209.63 ft Mean mixing ratio: 4.89 g/kg Conv temperature: 32.47 C = 90.45 F Cap Strength: 8.86 C Lifted Index: 8.93 C Risk: None Lifted Index @300 mb: 13.81 C Lifted Index @700 mb: 5.04 C Showalter Index: 8.98 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 13.70 C K Index: -21.97 Risk: None Sweat Index: 72.40 Risk: None Energy Index: 1.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.76 J/kg Max Up Vert Vel: 2.74 m/s Conv Inhibition (B-): 60826.48 J/kg Cap Strength: 8.93 C Lift Cond Lev (LCL): 739.55 mb = 2656.30 m = 8714.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 268 at 19 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 ---------------------------------------------------------- 0 931 751 0 0 -0.0 -0.0 | 88 19 -19.0 -0.7 1 925 803 340 8 2.7 -7.5 | 63 18 -16.3 -8.2 2 913 914 335 8 3.4 -7.3 | 63 18 -15.6 -8.0 3 880 1219 335 6 2.5 -5.4 | 69 18 -16.5 -6.2 4 850 1514 35 6 -3.4 -4.9 | 76 23 -22.5 -5.6 5 818 1829 110 10 -9.4 3.4 | 95 29 -28.4 2.7 6 788 2134 140 10 -6.4 7.7 | 105 26 -25.4 6.9 7 759 2438 165 8 -2.1 7.7 | 108 22 -21.1 7.0 8 731 2743 185 8 0.7 8.0 | 112 20 -18.3 7.2 9 704 3048 175 12 -1.0 12.0 | 119 23 -20.1 11.2 10 700 3099 200 15 5.1 14.1 | 134 19 -13.9 13.4 11 678 3353 225 19 13.4 13.4 | 156 14 -5.6 12.7 12 652 3658 240 21 18.2 10.5 | 175 10 -0.8 9.8 13 604 4267 260 28 27.6 4.9 | 244 10 8.6 4.1 14 581 4572 265 29 28.9 2.5 | 260 10 9.9 1.8 15 559 4877 260 34 33.5 5.9 | 250 15 14.5 5.2 16 537 5182 240 44 38.1 22.0 | 222 29 19.1 21.3 17 500 5750 235 46 37.7 26.4 | 216 32 18.7 25.7 18 477 6096 235 46 37.7 26.4 | 216 32 18.7 25.7 19 458 6401 230 51 39.1 32.8 | 212 38 20.1 32.1 20 400 7420 245 59 53.5 24.9 | 235 42 34.5 24.2 21 389 7620 245 61 55.3 25.8 | 235 44 36.3 25.1 22 314 9144 245 71 64.3 30.0 | 237 54 45.3 29.3 23 300 9460 245 75 68.0 31.7 | 238 58 49.0 31.0 24 250 10668 250 89 83.6 30.4 | 245 71 64.6 29.7 25 250 10680 250 87 81.8 29.8 | 245 69 62.7 29.0 26 228 11278 250 81 76.1 27.7 | 245 63 57.1 27.0 27 200 12100 250 103 96.8 35.2 | 246 85 77.8 34.5 28 194 12289 250 108 101.5 36.9 | 246 90 82.5 36.2 29 188 12497 250 108 101.5 36.9 | 246 90 82.5 36.2 30 170 13106 260 66 65.0 11.5 | 257 47 46.0 10.7 31 154 13716 240 54 46.8 27.0 | 227 38 27.8 26.3 32 150 13860 215 67 38.4 54.9 | 200 58 19.4 54.2 33 146 14021 215 67 38.4 54.9 | 200 58 19.4 54.2 34 143 14150 215 82 47.0 67.2 | 203 72 28.0 66.4 35 126 14935 225 105 74.2 74.2 | 217 92 55.2 73.5 36 120 15240 245 94 85.2 39.7 | 239 77 66.2 39.0 37 108 15850 260 68 67.0 11.8 | 257 49 48.0 11.1 38 103 16154 250 42 39.5 14.4 | 236 25 20.5 13.6 39 100 16330 240 59 51.1 29.5 | 228 43 32.1 28.8 40 98 16459 240 59 51.1 29.5 | 228 43 32.1 28.8 41 93 16764 240 63 54.6 31.5 | 229 47 35.5 30.8 42 84 17374 240 41 35.5 20.5 | 220 26 16.5 19.8 43 80 17678 240 48 41.6 24.0 | 224 32 22.6 23.3 44 72 18288 275 40 39.8 -3.5 | 281 21 20.8 -4.2 45 70 18500 265 25 24.9 2.2 | 256 6 5.9 1.5 46 69 18593 265 23 22.9 2.0 | 252 4 3.9 1.3 47 62 19202 265 30 29.9 2.6 | 260 11 10.9 1.9 48 56 19812 260 25 24.6 4.3 | 237 7 5.6 3.6 49 54 20117 295 24 21.8 -10.1 | 346 11 2.7 -10.9 50 50 20560 310 11 8.4 -7.1 | 54 13 -10.6 -7.8 51 44 21336 325 18 10.3 -14.7 | 29 18 -8.7 -15.5 52 42 21641 295 14 12.7 -5.9 | 44 9 -6.3 -6.6 53 38 22250 315 3 2.1 -2.1 | 80 17 -16.9 -2.8 54 36 22555 295 14 12.7 -5.9 | 44 9 -6.3 -6.6 55 34 22860 310 20 15.3 -12.9 | 15 14 -3.7 -13.6 56 33 23165 355 6 0.5 -6.0 | 70 20 -18.5 -6.7 57 31 23470 305 11 9.0 -6.3 | 55 12 -10.0 -7.0 58 30 23680 285 9 8.7 -2.3 | 73 11 -10.3 -3.1 59 30 23774 335 12 5.1 -10.9 | 50 18 -13.9 -11.6 60 28 24079 275 11 11.0 -1.0 | 78 8 -8.1 -1.7 61 27 24384 295 13 11.8 -5.5 | 49 10 -7.2 -6.2 62 26 24689 315 17 12.0 -12.0 | 29 15 -7.0 -12.7 63 24 24994 325 14 8.0 -11.5 | 42 16 -11.0 -12.2 64 23 25298 280 12 11.8 -2.1 | 69 8 -7.2 -2.8 65 22 25603 325 22 12.6 -18.0 | 19 20 -6.4 -18.7 66 21 25908 335 19 8.0 -17.2 | 31 21 -11.0 -17.9 67 20 26200 250 12 11.3 4.1 | 114 8 -7.7 3.4 68 20 26213 360 13 -0.0 -13.0 | 54 23 -19.0 -13.7 69 19 26518 240 10 8.7 5.0 | 112 11 -10.3 4.3 70 18 26822 310 15 11.5 -9.6 | 36 13 -7.5 -10.4 71 17 27432 290 24 22.6 -8.2 | 338 10 3.5 -8.9 72 16 27737 320 15 9.6 -11.5 | 37 15 -9.4 -12.2 73 12 29261 295 13 11.8 -5.5 | 49 10 -7.2 -6.2 74 11 29870 295 20 18.1 -8.5 | 5 9 -0.9 -9.2 75 11 30175 280 21 20.7 -3.6 | 339 5 1.7 -4.4 76 10 30640 280 15 14.8 -2.6 | 52 5 -4.2 -3.3 77 7 32980 315 17 12.0 -12.0 | 29 15 -7.0 -12.7 Wind Parameters Mean winds (0-6000m): 237.8 at 25.4 knts Storm direction: 267.8 at 19.0 knts Shear (0-3000m) pos: 4.1 neg: 1.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 96.3 deg Storm rel helicity (0-3000m) pos: 227.0 neg: -37.9 tot: 189.1 m^2/s^2 ave: 63.0 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 5.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 97.95 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 ------------------------------------------------------------------------------- 500 336 7 67 18| 0.0 6.2 6.2| 9.2 -37.9 -28.6 -57.3 -0.56| 11.0 -6.2 1000 4 7 69 21| 6.4 3.1 9.5| 64.3 -37.9 26.5 26.5 0.10| 12.4 1.2 1500 63 8 81 26| 5.2 2.1 7.3|127.6 -37.9 89.8 59.9 0.32| 11.8 3.8 2000 112 8 95 26| 3.6 1.5 5.1|138.3 -37.9 100.4 50.2 0.32| 10.2 3.3 2500 155 9 108 24| 4.4 1.2 5.7|200.8 -37.9 162.9 65.2 0.45| 11.3 5.1 3000 198 11 121 18| 4.1 1.0 5.1|227.0 -37.9 189.1 63.0 0.50| 11.3 5.6 4000 238 15 138 10| 4.0 0.8 4.8|255.1 -40.9 214.1 53.5 0.54| 10.4 5.6 5000 241 20 172 9| 3.2 1.9 5.1|255.1-129.2 125.9 25.2 0.28| 10.8 3.0 6000 238 25 191 13| 3.2 1.8 5.0|304.5-147.4 157.1 26.2 0.28| 10.0 2.7 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251229.00.gif