UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:0000Z 30 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 148 SFC 933 751 20.0 3.0 32 17.0 10.7 0 0 299.0 299.9 286.8 314.2 5.09 2 925 824 18.8 1.8 32 17.0 9.8 95 14 298.5 299.4 286.2 312.6 4.71 3 850 1542 12.8 0.8 44 12.0 6.6 90 11 299.6 300.4 286.7 313.8 4.77 4 843 1611 12.0 1.0 47 11.0 6.3 100 12 299.4 300.3 286.8 314.0 4.88 5 822 1822 11.2 2.2 54 9.0 6.4 129 15 300.7 301.7 287.8 317.1 5.46 6 818 1863 11.6 2.6 54 9.0 6.8 130 14 301.6 302.6 288.3 318.5 5.65 7 795 2101 10.2 4.2 66 6.0 6.9 134 9 302.6 303.8 289.4 322.1 6.51 8 789 2164 10.2 3.2 62 7.0 6.3 138 7 303.2 304.3 289.2 321.6 6.11 9 726 2850 4.8 2.6 86 2.2 3.6 185 5 304.6 305.8 289.9 323.9 6.37 10 722 2895 4.6 1.2 79 3.4 2.8 185 5 304.9 305.9 289.5 322.4 5.79 11 715 2975 4.0 0.8 80 3.2 2.3 185 5 305.1 306.1 289.5 322.3 5.68 12 706 3078 3.2 -0.7 76 3.9 1.3 185 6 305.3 306.2 289.0 321.0 5.15 13 705 3089 3.4 -3.6 60 7.0 0.1 185 6 305.6 306.4 288.2 318.4 4.16 14 703 3112 3.4 -5.6 52 9.0 -0.7 185 6 305.9 306.5 287.8 317.0 3.58 15 701 3135 3.6 -13.4 28 17.0 -2.8 185 6 306.3 306.7 286.2 312.5 1.94 16 700 3147 3.6 -17.4 20 21.0 -3.6 185 6 306.5 306.7 285.7 311.0 1.39 17 699 3159 3.6 -23.4 12 27.0 -4.5 186 6 306.6 306.8 285.1 309.4 0.83 18 698 3170 3.6 -25.4 10 29.0 -4.7 186 6 306.7 306.9 284.9 309.1 0.69 19 694 3217 3.2 -13.8 27 17.0 -3.1 188 6 306.8 307.1 286.4 312.9 1.89 20 692 3240 3.2 -17.8 20 21.0 -4.0 189 6 307.0 307.3 285.8 311.5 1.36 21 675 3441 2.2 -33.8 5 36.0 -6.3 199 5 308.1 308.2 285.0 309.3 0.33 22 633 3957 -0.9 -33.9 6 33.0 -8.4 247 10 310.3 310.4 285.9 311.5 0.34 23 627 4033 -0.5 -29.5 9 29.0 -7.9 248 11 311.6 311.7 286.5 313.4 0.53 24 623 4084 -0.9 -19.9 22 19.0 -7.0 247 13 311.7 311.9 287.4 315.9 1.26 25 620 4123 -1.3 -10.3 50 9.0 -5.0 245 14 311.7 312.2 288.9 320.7 2.81 26 616 4174 -1.7 -8.7 59 7.0 -4.7 244 15 311.8 312.4 289.4 322.1 3.22 27 613 4213 -1.9 -6.2 72 4.3 -3.8 242 16 312.0 312.7 290.1 324.4 3.92 28 611 4239 -1.9 -6.9 69 5.0 -4.1 242 17 312.3 313.0 290.0 324.2 3.73 29 590 4516 -4.1 -6.9 81 2.8 -5.3 240 16 312.9 313.6 290.3 325.2 3.86 30 584 4597 -4.5 -8.6 73 4.1 -6.2 240 15 313.3 314.0 290.0 324.3 3.42 31 576 4705 -5.3 -7.6 84 2.3 -6.3 247 14 313.6 314.3 290.5 325.6 3.75 32 573 4746 -5.5 -9.5 73 4.0 -7.1 250 13 313.9 314.5 290.0 324.3 3.25 33 568 4815 -6.1 -10.5 71 4.4 -7.9 255 13 313.9 314.5 289.9 323.7 3.03 34 557 4967 -7.3 -10.4 78 3.1 -8.5 262 13 314.3 314.9 290.0 324.3 3.11 35 548 5094 -8.1 -12.3 72 4.2 -9.7 267 14 314.8 315.3 289.9 323.6 2.71 36 535 5280 -9.7 -12.3 81 2.6 -10.7 269 16 315.1 315.6 290.0 324.1 2.78 37 524 5440 -10.3 -14.2 73 3.9 -11.7 266 19 316.2 316.7 290.0 324.2 2.43 38 516 5559 -11.1 -13.2 84 2.1 -11.9 264 21 316.6 317.2 290.4 325.4 2.68 39 509 5664 -11.7 -14.8 78 3.1 -12.8 262 23 317.2 317.6 290.3 325.0 2.38 40 500 5800 -12.9 -14.8 86 1.9 -13.6 260 25 317.3 317.8 290.3 325.3 2.43 41 485 6032 -14.7 -15.2 96 0.5 -14.9 252 27 317.9 318.3 290.5 325.9 2.42 42 480 6110 -15.1 -16.3 91 1.2 -15.5 250 27 318.3 318.8 290.5 325.7 2.23 43 474 6206 -15.9 -16.4 96 0.5 -16.1 250 28 318.5 318.9 290.5 325.9 2.24 44 464 6366 -16.5 -18.7 83 2.2 -17.1 251 31 319.7 320.0 290.6 326.0 1.88 45 441 6747 -19.7 -20.3 95 0.6 -19.8 253 36 320.3 320.7 290.6 326.2 1.73 46 434 6866 -18.9 -26.9 49 8.0 -20.7 253 38 322.8 323.0 290.6 326.2 0.97 47 433 6883 -19.1 -26.1 54 7.0 -20.7 253 38 322.8 323.0 290.7 326.4 1.05 48 431 6918 -19.1 -28.1 45 9.0 -21.1 253 38 323.2 323.4 290.6 326.3 0.88 49 426 7005 -19.7 -24.0 69 4.3 -20.8 254 40 323.5 323.8 291.2 328.0 1.29 50 423 7057 -20.1 -24.3 69 4.2 -21.1 254 40 323.6 323.9 291.2 328.1 1.27 51 412 7252 -21.7 -23.0 89 1.3 -22.0 255 43 324.0 324.3 291.5 329.1 1.46 52 403 7415 -22.5 -25.0 80 2.5 -23.1 255 43 325.1 325.3 291.6 329.4 1.25 53 401 7452 -22.5 -26.7 69 4.2 -23.4 255 43 325.5 325.7 291.5 329.3 1.07 54 400 7470 -22.7 -26.7 70 4.0 -23.6 255 43 325.5 325.7 291.5 329.3 1.08 55 391 7636 -24.3 -27.6 74 3.3 -25.0 255 42 325.5 325.7 291.5 329.1 1.01 56 300 9510 -38.3 -51.3 24 13.0 -39.1 260 56 331.4 331.4 292.2 331.8 0.11 57 250 10730 -48.5 -56.5 39 8.0 -48.8 255 74 334.0 334.0 292.9 334.3 0.07 58 212 11800 -55.7 -68.2 20 12.4 -55.9 260 98 338.8 338.8 294.0 338.9 0.02 59 200 12170 -58.3 -72.3 15 14.0 -58.5 265 86 340.4 340.4 294.4 340.5 0.01 60 152 13832 -71.9 -76.9 47 5.0 -71.9 240 68 344.9 344.9 295.5 345.0 0.01 61 150 13910 -71.5 -76.5 47 5.0 -71.5 240 71 346.9 346.9 296.0 347.0 0.01 62 100 16340 -67.7 -86.7 5 19.0 -67.8 265 45 396.9 396.9 304.8 396.9 0.00 63 94 16711 -69.1 -87.1 6 18.0 -69.2 259 44 401.3 401.3 305.4 401.3 0.00 64 92 16840 -67.1 -87.1 4 20.0 -67.2 256 44 407.7 407.7 306.2 407.7 0.00 65 86 17249 -65.1 -86.1 4 21.0 -65.3 254 42 419.7 419.7 307.7 419.7 0.00 66 81 17612 -67.5 -87.5 4 20.0 -67.7 263 39 422.0 422.0 307.9 422.0 0.00 67 79 17763 -66.1 -87.1 4 21.0 -66.2 262 41 427.9 427.9 308.6 427.9 0.00 68 73 18239 -68.7 -88.7 4 20.0 -68.8 259 46 432.2 432.2 309.1 432.2 0.00 69 70 18490 -68.3 -88.3 4 20.0 -68.4 290 43 438.3 438.3 309.7 438.3 0.00 70 68 18663 -68.9 -88.9 4 20.0 -69.0 287 41 440.6 440.6 310.0 440.6 0.00 71 64 19027 -66.9 -87.9 4 21.0 -67.1 295 33 452.7 452.7 311.1 452.7 0.00 72 54 20047 -68.7 -89.7 3 21.0 -68.9 279 22 471.1 471.1 312.7 471.1 0.00 73 52 20273 -67.1 -89.1 3 22.0 -67.3 292 23 479.9 480.0 313.4 480.0 0.00 74 50 20510 -66.5 -89.5 3 23.0 -66.8 305 23 486.8 486.8 314.0 486.8 0.00 75 45 21148 -66.3 -89.3 3 23.0 -66.6 306 29 502.2 502.2 315.1 502.2 0.00 76 44 21283 -66.9 -89.9 3 23.0 -67.2 305 29 503.9 503.9 315.2 503.9 0.00 77 40 21864 -63.1 -89.1 2 26.0 -63.6 299 18 527.4 527.4 316.8 527.4 0.00 78 38 22179 -63.9 -88.9 2 25.0 -64.4 304 22 533.1 533.1 317.1 533.2 0.00 79 33 23049 -60.9 -88.9 1 28.0 -61.7 338 15 563.1 563.1 318.8 563.1 0.00 80 31 23436 -62.3 -89.3 2 27.0 -63.0 344 20 569.4 569.4 319.1 569.5 0.00 81 30 23640 -59.9 -88.9 1 29.0 -60.8 330 1 581.3 581.3 319.8 581.4 0.00 82 29 23852 -59.5 -88.5 1 29.0 -60.5 344 1 588.1 588.1 320.0 588.1 0.01 83 26 24531 -62.3 -89.3 2 27.0 -63.1 15 14 598.8 598.8 320.6 598.8 0.01 84 25 24775 -60.1 -89.1 1 29.0 -61.2 349 13 611.9 611.9 321.2 611.9 0.01 85 24 25029 -60.9 -88.9 1 28.0 -61.9 315 17 616.7 616.7 321.3 616.8 0.01 86 24 25029 -59.3 -88.3 1 29.0 -60.5 315 17 621.4 621.4 321.6 621.4 0.01 87 22 25573 -60.7 -88.7 1 28.0 -61.8 8 18 632.9 632.9 322.0 632.9 0.01 88 20 26170 -58.1 -88.1 1 30.0 -59.7 340 23 658.3 658.3 323.0 658.4 0.01 89 19 26493 -58.3 -88.3 1 30.0 -59.9 333 22 667.4 667.4 323.3 667.5 0.01 90 18 26836 -55.9 -86.9 1 31.0 -58.1 326 26 685.4 685.4 324.0 685.5 0.01 91 17 27199 -56.5 -86.5 1 30.0 -58.7 339 24 694.8 694.8 324.3 694.9 0.01 92 14 28444 -52.1 -85.1 1 33.0 -55.8 244 5 749.4 749.4 325.9 749.5 0.02 93 14 28444 -50.5 -84.5 1 34.0 -54.8 244 5 754.8 754.8 326.1 755.0 0.02 94 13 28925 -52.7 -84.7 1 32.0 -56.5 275 19 763.3 763.4 326.3 763.5 0.02 95 12 29444 -51.5 -84.5 1 33.0 -55.9 330 16 785.3 785.3 326.9 785.5 0.03 96 11 30008 -52.5 -85.5 1 33.0 -56.8 343 18 801.4 801.4 327.3 801.6 0.02 97 11 30008 -49.7 -84.7 1 35.0 -55.0 343 18 811.6 811.6 327.5 811.8 0.03 98 10 30630 -50.9 -83.9 1 33.0 -56.0 355 24 829.5 829.6 328.0 829.9 0.03 99 8.5 31681 -53.7 -85.7 1 32.0 -58.3 858.1 858.1 328.5 858.3 0.03 100 8.3 31835 -53.1 -86.1 1 33.0 -58.0 866.3 866.3 328.7 866.6 0.03 101 7.9 32156 -48.7 -85.7 1 37.0 -55.6 896.2 896.2 329.4 896.5 0.03 102 7.7 32327 -43.9 -82.9 1 39.0 -53.3 922.1 922.1 329.8 922.6 0.05 103 7.6 32414 -43.3 -82.3 1 39.0 -53.1 928.0 928.0 329.9 928.6 0.06 104 7.2 32777 -44.9 -81.9 1 37.0 -54.1 935.9 935.9 330.1 936.6 0.07 TRP 152 13832 -71.9 -76.9 47 5.0 -71.9 240 68 344.9 344.9 295.5 345.0 0.01 WND 212 11800 -55.7 -68.2 20 12.4 -55.9 260 98 338.8 338.8 294.0 338.9 0.02 Sounding variables and indices 1000-500 mb thick: 5652.00 m Freezing level: 645.19 mb = 3807.31 m = 12491.01 ft Wetbulb zero: 704.79 mb = 3091.55 m = 10142.75 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 54.32 % Est. max temperature: 24.24 C = 75.64 F Sfc-Lift cond lev (LCL): 723.69 mb = 2876.26 m = 9436.43 ft T: 4.68 C 700-500 lapse rate: 6.22 C/km ThetaE index: 14.81 C Layer 722.0- 694.0 mb Conv cond level (CCL): 589.44 mb = 4523.56 m = 14840.88 ft Mean mixing ratio: 4.79 g/kg Conv temperature: 33.62 C = 92.52 F Cap Strength: 7.50 C Lifted Index: 7.30 C Risk: None Lifted Index @300 mb: 13.04 C Lifted Index @700 mb: 6.10 C Showalter Index: 7.06 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 13.70 C K Index: 5.50 Risk: None Sweat Index: 56.60 Risk: None Energy Index: 2.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.99 J/kg Max Up Vert Vel: 2.44 m/s Conv Inhibition (B-): 51381.57 J/kg Cap Strength: 7.39 C Lift Cond Lev (LCL): 713.21 mb = 2995.14 m = 9826.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 at 11 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 ---------------------------------------------------------- 0 933 751 0 0 -0.0 -0.0 | 87 11 -10.7 -0.5 1 925 824 95 14 -13.9 1.2 | 92 25 -24.6 0.7 2 915 914 95 18 -17.9 1.6 | 92 29 -28.6 1.0 3 883 1219 95 12 -12.0 1.0 | 91 23 -22.6 0.5 4 852 1524 90 11 -11.0 0.0 | 89 22 -21.7 -0.5 5 850 1542 90 11 -11.0 0.0 | 89 22 -21.7 -0.5 6 821 1829 130 15 -11.5 9.6 | 112 24 -22.2 9.1 7 791 2134 135 8 -5.7 5.7 | 107 17 -16.3 5.1 8 763 2438 170 1 -0.2 1.0 | 92 11 -10.8 0.4 9 735 2743 185 4 0.3 4.0 | 108 11 -10.3 3.4 10 700 3147 185 6 0.5 6.0 | 118 12 -10.2 5.4 11 656 3658 210 4 2.0 3.5 | 109 9 -8.7 2.9 12 631 3962 250 10 9.4 3.4 | 156 3 -1.3 2.9 13 607 4267 240 18 15.6 9.0 | 210 10 4.9 8.5 14 584 4572 240 15 13.0 7.5 | 198 7 2.3 7.0 15 562 4877 260 12 11.8 2.1 | 216 2 1.1 1.5 16 541 5182 270 15 15.0 -0.0 | 277 4 4.3 -0.5 17 500 5800 260 25 24.6 4.3 | 255 14 13.9 3.8 18 481 6096 250 27 25.4 9.2 | 239 17 14.7 8.7 19 408 7315 255 44 42.5 11.4 | 251 34 31.8 10.9 20 400 7470 255 43 41.5 11.1 | 251 33 30.9 10.6 21 392 7620 255 42 40.6 10.9 | 251 32 29.9 10.3 22 330 8839 265 41 40.8 3.6 | 264 30 30.2 3.0 23 316 9144 265 45 44.8 3.9 | 264 34 34.2 3.4 24 300 9510 260 56 55.1 9.7 | 258 45 44.5 9.2 25 250 10730 255 74 71.5 19.2 | 253 64 60.8 18.6 26 212 11800 260 98 96.5 17.0 | 259 87 85.8 16.5 27 209 11887 260 98 96.5 17.0 | 259 87 85.8 16.5 28 200 12170 265 86 85.7 7.5 | 265 75 75.0 7.0 29 171 13106 265 71 70.7 6.2 | 265 60 60.1 5.7 30 155 13716 250 60 56.4 20.5 | 246 50 45.7 20.0 31 152 13832 240 68 58.9 34.0 | 235 59 48.2 33.5 32 150 13910 240 71 61.5 35.5 | 235 62 50.8 35.0 33 140 14326 235 78 63.9 44.7 | 230 69 53.2 44.2 34 126 14935 260 57 56.1 9.9 | 258 46 45.5 9.4 35 120 15240 260 56 55.1 9.7 | 258 45 44.5 9.2 36 114 15545 250 58 54.5 19.8 | 246 48 43.8 19.3 37 100 16340 265 45 44.8 3.9 | 264 34 34.2 3.4 38 98 16459 265 45 44.8 3.9 | 264 34 34.2 3.4 39 89 17069 250 43 40.4 14.7 | 245 33 29.7 14.2 40 80 17678 265 39 38.9 3.4 | 264 28 28.2 2.9 41 76 17983 255 47 45.4 12.2 | 251 37 34.7 11.6 42 72 18288 260 46 45.3 8.0 | 258 35 34.6 7.5 43 70 18490 290 43 40.4 -14.7 | 297 33 29.7 -15.2 44 69 18593 285 43 41.5 -11.1 | 291 33 30.9 -11.7 45 59 19507 305 23 18.8 -13.2 | 329 16 8.2 -13.7 46 56 19812 265 22 21.9 1.9 | 263 11 11.2 1.4 47 50 20510 305 23 18.8 -13.2 | 329 16 8.2 -13.7 48 48 20726 310 30 23.0 -19.3 | 328 23 12.3 -19.8 49 44 21336 305 29 23.8 -16.6 | 323 22 13.1 -17.2 50 42 21641 330 20 10.0 -17.3 | 2 18 -0.7 -17.9 51 40 21946 290 18 16.9 -6.2 | 317 9 6.2 -6.7 52 36 22555 325 29 16.6 -23.8 | 346 25 6.0 -24.3 53 34 22860 335 10 4.2 -9.1 | 34 12 -6.4 -9.6 54 32 23165 340 17 5.8 -16.0 | 16 17 -4.9 -16.5 55 31 23470 345 20 5.2 -19.3 | 15 21 -5.5 -19.9 56 30 23640 330 1 0.5 -0.9 | 82 10 -10.2 -1.4 57 28 24079 0 0 -0.0 -0.0 | 87 11 -10.7 -0.5 58 27 24384 25 16 -6.8 -14.5 | 49 23 -17.4 -15.0 59 25 24689 5 11 -1.0 -11.0 | 45 16 -11.6 -11.5 60 24 24994 310 17 13.0 -10.9 | 348 12 2.3 -11.5 61 23 25298 350 15 2.6 -14.8 | 28 17 -8.1 -15.3 62 22 25603 10 18 -3.1 -17.7 | 37 23 -13.8 -18.3 63 21 25908 360 14 -0.0 -14.0 | 36 18 -10.7 -14.5 64 20 26170 340 23 7.9 -21.6 | 7 22 -2.8 -22.2 65 20 26213 300 17 14.7 -8.5 | 336 10 4.0 -9.0 66 19 26518 335 22 9.3 -19.9 | 4 21 -1.4 -20.5 67 18 26822 325 26 14.9 -21.3 | 349 22 4.2 -21.8 68 17 27127 335 27 11.4 -24.5 | 358 25 0.7 -25.0 69 16 27432 350 16 2.8 -15.8 | 26 18 -7.9 -16.3 70 15 28042 350 14 2.4 -13.8 | 30 17 -8.2 -14.3 71 14 28346 230 1 0.8 0.6 | 91 10 -9.9 0.1 72 14 28651 265 10 10.0 0.9 | 115 1 -0.7 0.3 73 13 28956 275 19 18.9 -1.7 | 285 9 8.3 -2.2 74 12 29261 325 16 9.2 -13.1 | 6 14 -1.5 -13.6 75 11 29870 340 17 5.8 -16.0 | 16 17 -4.9 -16.5 76 10 30630 355 24 2.1 -23.9 | 19 26 -8.6 -24.4 Wind Parameters Mean winds (0-6000m): 237.1 at 14.3 knts Storm direction: 267.1 at 10.7 knts Shear (0-3000m) pos: 1.0 neg: 0.0 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 32.2 deg Storm rel helicity (0-3000m) pos: 80.4 neg: -29.5 tot: 50.9 m^2/s^2 ave: 17.0 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 93.28 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 95 14 92 24| 12.2 0.0 12.2| 6.7 -2.8 3.9 7.9 0.05| 23.3 1.2 1000 97 13 92 23| 7.2 0.0 7.2| 45.3 -6.9 38.5 38.5 0.23| 15.6 3.5 1500 107 12 98 23| 1.8 0.0 1.8| 62.9 -16.2 46.7 31.1 0.18| 14.7 2.7 2000 111 10 98 20| 1.0 0.0 1.0| 71.5 -25.2 46.3 23.2 0.16| 12.9 2.1 2500 118 9 101 19| 1.2 0.0 1.2| 77.0 -25.8 51.2 20.5 0.18| 10.9 2.0 3000 126 8 104 18| 1.0 0.0 1.0| 80.4 -29.5 50.9 17.0 0.17| 9.8 1.7 4000 170 10 126 15| 1.7 0.0 1.7| 92.0 -32.9 59.1 14.8 0.22| 9.9 2.2 5000 217 11 154 9| 1.7 0.9 2.5| 94.3 -39.5 54.8 11.0 0.19| 9.5 1.8 6000 237 14 190 7| 2.0 1.3 3.2|108.6 -56.9 51.7 8.6 0.15| 9.1 1.3 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251230.00.gif