UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122118.upa.cvt Date: 1800Z 21 DEC 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:1800Z 21 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 160 SFC 935 751 17.0 -1.0 29 18.0 8.1 5 3 295.8 296.5 284.2 307.1 3.80 2 928 812 16.6 -1.4 29 18.0 7.8 110 6 296.0 296.7 284.2 307.1 3.71 3 925 838 17.0 -2.0 27 19.0 7.8 155 8 296.7 297.3 284.3 307.4 3.56 4 921 875 17.0 -3.0 25 20.0 7.5 150 9 297.1 297.7 284.2 307.0 3.32 5 919 893 18.0 -4.0 22 22.0 7.6 148 10 298.3 298.8 284.4 307.6 3.09 6 911 968 18.4 -3.6 22 22.0 7.8 141 10 299.4 300.0 285.0 309.2 3.21 7 906 1015 19.8 -4.2 19 24.0 8.2 137 10 301.3 301.9 285.6 310.8 3.09 8 898 1091 20.4 -4.6 18 25.0 8.3 130 9 302.7 303.3 286.1 312.1 3.02 9 850 1562 17.8 -7.2 17 25.0 6.3 160 3 304.8 305.3 286.4 313.0 2.62 10 834 1724 17.0 -8.0 17 25.0 5.6 169 3 305.6 306.1 286.6 313.5 2.51 11 811 1962 15.8 -5.2 23 21.0 5.7 221 4 306.8 307.4 287.7 316.8 3.20 12 805 2024 15.4 -10.6 16 26.0 4.2 244 5 307.0 307.4 286.6 313.8 2.11 13 804 2035 15.4 -7.6 20 23.0 4.9 247 5 307.1 307.6 287.3 315.6 2.68 14 779 2301 13.4 -7.6 22 21.0 3.8 288 8 307.8 308.3 287.6 316.5 2.77 15 773 2366 12.8 -1.2 38 14.0 5.6 289 8 307.8 308.7 289.3 321.8 4.53 16 769 2410 12.8 -5.2 28 18.0 4.2 289 9 308.3 308.9 288.3 318.9 3.37 17 741 2720 10.8 -8.2 25 19.0 2.2 258 14 309.4 309.9 288.2 318.2 2.78 18 733 2810 11.0 -16.0 13 27.0 0.6 259 14 310.5 310.8 287.2 315.5 1.50 19 726 2890 11.0 -14.0 16 25.0 1.0 264 14 311.4 311.7 287.8 317.2 1.78 20 721 2948 10.6 -12.4 18 23.0 1.0 268 14 311.6 312.0 288.2 318.2 2.04 21 719 2971 10.4 -5.6 32 16.0 2.7 270 14 311.6 312.3 289.6 322.7 3.50 22 716 3006 10.0 -6.0 32 16.0 2.4 272 14 311.5 312.2 289.5 322.4 3.41 23 700 3193 8.4 -6.6 34 15.0 1.4 265 15 311.8 312.4 289.5 322.4 3.33 24 697 3228 8.2 -5.8 36 14.0 1.5 263 15 311.9 312.6 289.8 323.3 3.56 25 632 4027 2.4 -12.6 32 15.0 -3.6 259 12 314.2 314.6 289.3 321.7 2.30 26 609 4326 0.8 -18.2 23 19.0 -5.8 256 11 315.7 316.0 288.9 320.7 1.50 27 598 4472 0.6 -26.4 11 27.0 -7.2 258 12 317.1 317.3 288.6 319.7 0.74 28 587 4621 -0.3 -24.3 14 24.0 -7.5 260 12 317.8 317.9 289.0 320.9 0.91 29 552 5109 -4.3 -20.3 27 16.0 -9.5 260 15 318.7 318.9 289.8 323.3 1.38 30 544 5224 -5.1 -27.1 16 22.0 -11.0 261 16 319.0 319.2 289.3 321.7 0.76 31 529 5443 -7.1 -22.1 29 15.0 -11.6 270 18 319.2 319.4 289.8 323.4 1.23 32 524 5517 -7.7 -23.7 26 16.0 -12.3 273 19 319.3 319.5 289.7 323.1 1.08 33 515 5651 -8.5 -37.5 8 29.0 -14.2 279 21 320.0 320.0 289.0 321.0 0.29 34 510 5727 -8.9 -35.9 9 27.0 -14.5 282 21 320.4 320.4 289.2 321.7 0.35 35 500 5880 -10.3 -35.3 11 25.0 -15.4 285 25 320.5 320.6 289.3 321.9 0.38 36 461 6498 -15.1 -40.1 10 25.0 -19.2 272 22 322.0 322.1 289.6 323.0 0.25 37 432 6984 -19.3 -32.3 31 13.0 -21.8 284 23 322.7 322.8 290.2 324.8 0.59 38 419 7210 -20.9 -34.9 27 14.0 -23.3 283 24 323.5 323.6 290.3 325.2 0.47 39 400 7550 -24.1 -36.1 32 12.0 -25.9 280 25 323.7 323.8 290.3 325.3 0.44 40 367 8171 -29.7 -37.7 46 8.0 -30.7 280 32 324.3 324.4 290.5 325.8 0.41 41 359 8328 -30.7 -40.7 37 10.0 -31.8 280 34 325.0 325.0 290.6 326.1 0.30 42 353 8447 -31.7 -40.7 41 9.0 -32.7 280 36 325.2 325.3 290.7 326.4 0.31 43 348 8548 -32.3 -44.3 29 12.0 -33.4 280 37 325.7 325.8 290.7 326.5 0.21 44 341 8691 -33.3 -43.3 36 10.0 -34.3 278 36 326.3 326.3 290.9 327.2 0.24 45 337 8774 -34.1 -45.1 32 11.0 -35.1 276 36 326.3 326.3 290.9 327.1 0.20 46 326 9006 -35.1 -51.1 18 16.0 -36.2 272 34 328.0 328.0 291.3 328.4 0.11 47 317 9201 -36.3 -51.3 20 15.0 -37.3 269 32 329.0 329.0 291.5 329.4 0.11 48 300 9580 -39.9 -51.9 27 12.0 -40.6 270 26 329.1 329.1 291.6 329.5 0.11 49 277 10120 -44.3 -54.3 32 10.0 -44.7 273 27 330.4 330.4 291.9 330.7 0.09 50 251 10774 -49.1 -58.1 34 9.0 -49.4 266 26 332.7 332.7 292.5 332.9 0.06 51 250 10800 -49.5 -57.5 39 8.0 -49.8 265 26 332.5 332.5 292.4 332.7 0.06 52 246 10906 -50.1 -57.1 43 7.0 -50.3 262 25 333.1 333.1 292.6 333.4 0.07 53 244 10959 -50.3 -57.3 43 7.0 -50.5 260 25 333.6 333.6 292.7 333.9 0.07 54 237 11149 -50.9 -60.9 30 10.0 -51.2 269 27 335.5 335.5 293.2 335.7 0.04 55 236 11177 -50.9 -61.9 26 11.0 -51.2 270 27 335.9 335.9 293.3 336.0 0.04 56 233 11261 -50.3 -66.3 13 16.0 -50.7 274 28 338.0 338.0 293.9 338.1 0.02 57 226 11460 -51.5 -68.5 11 17.0 -51.8 271 29 339.2 339.2 294.1 339.2 0.02 58 200 12250 -54.1 -75.1 6 21.0 -54.4 290 31 347.1 347.1 296.0 347.1 0.01 59 150 14070 -60.9 -87.9 2 27.0 -61.1 285 42 365.2 365.2 299.7 365.2 0.00 60 100 16530 -71.1 -91.1 4 20.0 -71.2 300 30 390.4 390.4 303.8 390.4 0.00 61 97 16710 -71.9 -91.9 3 20.0 -72.0 300 30 392.2 392.2 304.1 392.2 0.00 62 94 16896 -70.9 -90.9 4 20.0 -71.0 305 27 397.7 397.7 304.9 397.7 0.00 63 79 17915 -75.1 -91.1 7 16.0 -75.2 320 19 409.3 409.3 306.4 409.3 0.00 64 77 18065 -72.9 -90.9 5 18.0 -73.0 308 15 416.9 416.9 307.3 416.9 0.00 65 71 18538 -75.5 -90.5 8 15.0 -75.6 240 11 421.2 421.2 307.9 421.2 0.00 66 70 18620 -75.1 -90.1 8 15.0 -75.2 260 17 423.7 423.7 308.2 423.7 0.00 67 66 18961 -75.1 -90.1 8 15.0 -75.2 276 20 430.9 430.9 308.9 430.9 0.00 68 59 19618 -70.5 -89.5 4 19.0 -70.6 296 15 455.3 455.3 311.4 455.3 0.00 69 51 20474 -74.3 -91.3 6 17.0 -74.4 59 10 465.8 465.8 312.3 465.8 0.00 70 50 20590 -72.7 -90.7 5 18.0 -72.8 45 9 472.2 472.2 312.8 472.2 0.00 71 47 20954 -72.9 -91.9 4 19.0 -73.0 45 10 480.1 480.1 313.5 480.1 0.00 72 47 20954 -70.9 -90.9 4 20.0 -71.1 45 10 484.9 484.9 313.8 484.9 0.00 73 44 21347 -68.9 -90.9 3 22.0 -69.1 196 5 499.0 499.0 314.9 499.1 0.00 74 42 21624 -70.9 -91.9 3 21.0 -71.1 210 10 500.8 500.8 315.0 500.8 0.00 75 37 22390 -63.3 -91.3 1 28.0 -63.8 270 27 538.8 538.8 317.5 538.8 0.00 76 36 22559 -62.7 -90.7 1 28.0 -63.3 285 23 544.6 544.6 317.8 544.6 0.00 77 34 22911 -63.5 -91.5 1 28.0 -64.0 309 17 551.4 551.4 318.2 551.4 0.00 78 32 23287 -59.5 -90.5 1 31.0 -60.4 303 19 571.8 571.8 319.2 571.8 0.00 79 31 23485 -60.7 -89.7 1 29.0 -61.5 297 20 573.8 573.8 319.3 573.8 0.00 80 30 23690 -60.1 -90.1 1 30.0 -61.0 270 16 580.8 580.8 319.7 580.8 0.00 81 28 24121 -58.3 -89.3 1 31.0 -59.5 273 18 597.4 597.4 320.5 597.4 0.00 82 25 24830 -59.9 -89.9 1 30.0 -61.0 291 12 612.5 612.5 321.2 612.5 0.00 83 24 25083 -62.5 -90.5 1 28.0 -63.3 259 14 612.1 612.1 321.2 612.1 0.00 84 23 25345 -61.1 -90.1 1 29.0 -62.1 272 18 623.7 623.7 321.6 623.7 0.00 85 20 26210 -61.9 -90.9 1 29.0 -63.0 265 15 646.7 646.7 322.6 646.7 0.00 86 18 26868 -57.5 -89.5 1 32.0 -59.4 218 30 680.4 680.4 323.8 680.4 0.01 87 17 27230 -57.1 -89.1 1 32.0 -59.2 236 31 692.9 692.9 324.2 692.9 0.01 88 16 27613 -56.9 -88.9 1 32.0 -59.1 242 32 705.6 705.6 324.6 705.7 0.01 89 15 28024 -54.3 -87.3 1 33.0 -57.2 295 21 727.4 727.4 325.3 727.5 0.01 90 14 28465 -55.7 -87.7 1 32.0 -58.4 289 18 737.2 737.2 325.6 737.3 0.01 91 13 28940 -52.9 -86.9 1 34.0 -56.6 260 20 762.7 762.7 326.3 762.8 0.02 92 12 29456 -52.9 -86.9 1 34.0 -56.8 264 34 780.3 780.3 326.7 780.5 0.02 93 11 30014 -55.3 -87.3 1 32.0 -58.6 261 26 791.3 791.3 327.0 791.4 0.02 94 11 30014 -52.7 -86.7 1 34.0 -56.9 261 26 800.7 800.7 327.3 800.9 0.02 95 10 30630 -52.1 -86.1 1 34.0 -56.8 250 33 825.1 825.1 327.8 825.3 0.02 96 9.4 31030 -51.1 -86.1 1 35.0 -56.3 255 36 843.6 843.6 328.2 843.8 0.03 97 8.3 31832 -52.9 -86.9 1 34.0 -57.9 266 42 867.1 867.1 328.8 867.3 0.02 98 7.0 32940 -47.5 -85.5 1 38.0 -55.5 280 51 932.7 932.7 330.0 933.1 0.04 99 6.8 33132 -47.5 -84.5 1 37.0 -55.6 940.5 940.5 330.2 940.9 0.05 TRP 79 17915 -75.1 -91.1 7 16.0 -75.2 320 19 409.3 409.3 306.4 409.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5720.00 m Freezing level: 590.67 mb = 4571.51 m = 14998.21 ft Wetbulb zero: 677.55 mb = 3459.49 m = 11349.89 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 23.33 % Est. max temperature: 28.61 C = 83.49 F Sfc-Lift cond lev (LCL): 712.84 mb = 3042.45 m = 9981.66 ft T: 9.69 C 700-500 lapse rate: 6.96 C/km ThetaE index: 6.38 C Layer 769.0- 726.0 mb Conv cond level (CCL): 478.06 mb = 6221.46 m = 20411.36 ft Mean mixing ratio: 2.96 g/kg Conv temperature: 42.08 C = 107.74 F Cap Strength: 12.22 C Lifted Index: 11.18 C Risk: None Lifted Index @300 mb: 12.87 C Lifted Index @700 mb: 8.67 C Showalter Index: 10.16 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 28.10 C Cross Totals Index: 3.10 C K Index: 5.90 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 1.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.29 J/kg Max Up Vert Vel: 8.75 m/s Conv Inhibition (B-): 62570.68 J/kg Cap Strength: 12.24 C Lift Cond Lev (LCL): 618.66 mb = 4199.32 m = 13777.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 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 ---------------------------------------------------------- 0 935 751 5 3 -0.3 -3.0 | 98 10 -9.5 1.3 1 925 838 155 8 -3.4 7.3 | 132 17 -12.6 11.6 2 917 914 145 11 -6.3 9.0 | 131 21 -15.6 13.3 3 885 1219 120 7 -6.1 3.5 | 117 17 -15.3 7.8 4 850 1562 160 3 -1.0 2.8 | 125 13 -10.3 7.2 5 823 1829 175 3 -0.3 3.0 | 128 12 -9.5 7.3 6 794 2134 285 6 5.8 -1.6 | 129 4 -3.5 2.8 7 766 2438 290 9 8.5 -3.1 | 147 1 -0.8 1.3 8 739 2743 255 14 13.5 3.6 | 208 9 4.3 8.0 9 712 3048 275 14 13.9 -1.2 | 236 6 4.7 3.1 10 700 3193 265 15 14.9 1.3 | 225 8 5.7 5.6 11 660 3658 240 15 13.0 7.5 | 197 12 3.7 11.8 12 636 3962 260 12 11.8 2.1 | 202 7 2.6 6.4 13 612 4267 255 11 10.6 2.8 | 191 7 1.4 7.2 14 589 4572 260 12 11.8 2.1 | 202 7 2.6 6.4 15 567 4877 260 12 11.8 2.1 | 202 7 2.6 6.4 16 546 5182 260 16 15.8 2.8 | 222 10 6.5 7.1 17 506 5791 285 22 21.3 -5.7 | 276 12 12.0 -1.4 18 500 5880 285 25 24.1 -6.5 | 278 15 14.9 -2.1 19 486 6096 285 27 26.1 -7.0 | 279 17 16.8 -2.7 20 466 6401 270 22 22.0 -0.0 | 251 13 12.7 4.3 21 430 7010 285 23 22.2 -6.0 | 277 13 13.0 -1.6 22 400 7550 280 25 24.6 -4.3 | 270 15 15.4 -0.0 23 396 7620 280 26 25.6 -4.5 | 271 16 16.3 -0.2 24 348 8534 280 37 36.4 -6.4 | 274 27 27.2 -2.1 25 319 9144 270 33 33.0 -0.0 | 260 24 23.7 4.3 26 306 9449 265 24 23.9 2.1 | 246 16 14.6 6.4 27 300 9580 270 26 26.0 -0.0 | 255 17 16.7 4.3 28 267 10363 275 27 26.9 -2.4 | 264 18 17.6 2.0 29 250 10800 265 26 25.9 2.3 | 248 18 16.6 6.6 30 243 10973 260 25 24.6 4.3 | 241 18 15.4 8.7 31 232 11278 275 28 27.9 -2.4 | 264 19 18.6 1.9 32 211 11887 260 32 31.5 5.6 | 246 24 22.2 9.9 33 202 12192 280 26 25.6 -4.5 | 271 16 16.3 -0.2 34 200 12250 290 31 29.1 -10.6 | 288 21 19.9 -6.3 35 192 12497 290 33 31.0 -11.3 | 288 23 21.7 -7.0 36 159 13716 265 45 44.8 3.9 | 257 37 35.6 8.3 37 150 14070 285 42 40.6 -10.9 | 282 32 31.3 -6.5 38 137 14630 290 39 36.6 -13.3 | 288 29 27.4 -9.0 39 124 15240 260 33 32.5 5.7 | 247 25 23.2 10.1 40 118 15545 255 40 38.6 10.4 | 243 33 29.4 14.7 41 100 16530 300 30 26.0 -15.0 | 303 20 16.7 -10.7 42 96 16764 300 30 26.0 -15.0 | 303 20 16.7 -10.7 43 87 17374 325 17 9.8 -13.9 | 357 10 0.5 -9.6 44 82 17678 305 12 9.8 -6.9 | 348 3 0.6 -2.5 45 79 17915 320 19 12.2 -14.6 | 344 11 2.9 -10.2 46 78 17983 300 16 13.9 -8.0 | 309 6 4.6 -3.7 47 74 18288 330 13 6.5 -11.3 | 22 7 -2.8 -6.9 48 70 18593 220 10 6.4 7.7 | 167 12 -2.8 12.0 49 70 18620 260 17 16.7 3.0 | 226 10 7.5 7.3 50 67 18898 275 21 20.9 -1.8 | 258 12 11.7 2.5 51 63 19202 280 18 17.7 -3.1 | 262 9 8.5 1.2 52 60 19507 270 16 16.0 -0.0 | 237 8 6.7 4.3 53 57 19812 340 12 4.1 -11.3 | 37 9 -5.2 -6.9 54 54 20117 35 12 -6.9 -9.8 | 71 17 -16.1 -5.5 55 51 20422 65 10 -9.1 -4.2 | 90 18 -18.3 0.1 56 50 20590 45 9 -6.4 -6.4 | 83 16 -15.6 -2.0 57 46 21031 45 10 -7.1 -7.1 | 80 17 -16.3 -2.7 58 44 21336 195 4 1.0 3.9 | 135 12 -8.2 8.2 59 42 21641 210 10 5.0 8.7 | 162 14 -4.3 13.0 60 40 21946 200 19 6.5 17.9 | 173 22 -2.8 22.2 61 38 22250 255 31 29.9 8.0 | 239 24 20.7 12.4 62 34 22860 310 17 13.0 -10.9 | 330 8 3.8 -6.6 63 31 23470 300 20 17.3 -10.0 | 305 10 8.1 -5.7 64 30 23690 270 16 16.0 -0.0 | 237 8 6.7 4.3 65 30 23774 315 13 9.2 -9.2 | 1 5 -0.1 -4.9 66 28 24079 270 18 18.0 -0.0 | 244 10 8.7 4.3 67 27 24384 295 15 13.6 -6.3 | 295 5 4.3 -2.0 68 26 24689 320 12 7.7 -9.2 | 18 5 -1.6 -4.9 69 24 24994 255 12 11.6 3.1 | 197 8 2.3 7.4 70 22 25603 285 23 22.2 -6.0 | 277 13 13.0 -1.6 71 21 25908 305 20 16.4 -11.5 | 315 10 7.1 -7.1 72 20 26210 265 15 14.9 1.3 | 225 8 5.7 5.6 73 20 26213 320 15 9.6 -11.5 | 357 7 0.4 -7.2 74 19 26518 290 20 18.8 -6.8 | 285 10 9.5 -2.5 75 18 26822 215 30 17.2 24.6 | 195 30 7.9 28.9 76 17 27432 245 31 28.1 13.1 | 227 26 18.8 17.4 77 16 27737 240 32 27.7 16.0 | 222 27 18.4 20.3 78 15 28042 295 21 19.0 -8.9 | 295 11 9.8 -4.5 79 14 28346 300 19 16.5 -9.5 | 306 9 7.2 -5.2 80 14 28651 275 16 15.9 -1.4 | 246 7 6.7 2.9 81 13 28956 260 20 19.7 3.5 | 233 13 10.4 7.8 82 12 29566 265 37 36.9 3.2 | 255 29 27.6 7.6 83 11 30175 260 22 21.7 3.8 | 237 15 12.4 8.2 84 10 30630 250 33 31.0 11.3 | 234 27 21.7 15.6 85 7 32940 280 51 50.2 -8.9 | 276 41 41.0 -4.5 Wind Parameters Mean winds (0-6000m): 265.1 at 13.6 knts Storm direction: 295.1 at 10.2 knts Shear (0-3000m) pos: 1.4 neg: 1.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 101.8 deg Storm rel helicity (0-3000m) pos: 52.0 neg: -40.6 tot: 11.5 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.74 Bulk Shear: 52.02 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 ------------------------------------------------------------------------------- 500 137 8 125 18| 8.7 0.0 8.7| 25.4 -23.1 2.4 4.8 0.19| 19.8 3.7 1000 139 6 124 16| 3.1 0.0 3.1| 33.9 -23.1 10.8 10.8 0.23| 12.6 2.9 1500 154 6 129 15| 2.5 0.0 2.5| 42.4 -25.0 17.5 11.7 0.22| 12.0 2.6 2000 213 7 151 11| 1.8 2.2 4.1| 44.4 -25.6 18.8 9.4 0.23| 11.7 2.7 2500 245 8 168 8| 1.7 1.8 3.5| 50.8 -29.2 21.7 8.7 0.23| 11.0 2.5 3000 247 9 176 8| 1.4 1.8 3.2| 52.0 -40.6 11.5 3.8 0.14| 10.4 1.4 4000 251 10 182 8| 1.1 1.3 2.4| 55.3 -43.0 12.2 3.1 0.13| 8.6 1.1 5000 257 11 195 7| 2.1 1.1 3.1| 86.7 -43.0 43.7 8.7 0.26| 8.3 2.1 6000 265 14 218 7| 1.6 1.2 2.8|101.5 -70.1 31.4 5.2 0.19| 8.2 1.6 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251221.18.gif