UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121918.upa.cvt Date: 1800Z 19 DEC 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:1800Z 19 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 144 SFC 933 751 15.6 0.6 36 15.0 8.0 0 0 294.5 295.3 284.2 307.1 4.28 2 930 777 15.8 0.8 36 15.0 8.2 52 1 295.0 295.8 284.5 307.9 4.36 3 925 821 15.8 -0.2 34 16.0 7.8 140 4 295.5 296.2 284.4 307.5 4.07 4 914 923 16.8 -2.2 27 19.0 7.6 145 8 297.5 298.1 284.7 308.2 3.55 5 908 979 18.2 -2.8 24 21.0 7.9 143 8 299.5 300.1 285.2 309.9 3.42 6 903 1026 18.0 -3.0 24 21.0 7.8 141 8 299.8 300.4 285.4 310.1 3.39 7 879 1257 20.2 -5.8 17 26.0 7.8 119 8 304.4 304.9 286.5 313.2 2.82 8 854 1505 19.0 -3.0 22 22.0 7.9 18 2 305.6 306.3 287.7 316.8 3.59 9 850 1545 18.8 -3.2 22 22.0 7.8 295 5 305.8 306.5 287.7 316.9 3.55 10 814 1914 16.4 -9.6 16 26.0 4.9 286 5 307.1 307.5 286.8 314.3 2.26 11 810 1956 17.0 -11.0 14 28.0 4.8 281 5 308.2 308.6 287.0 314.7 2.04 12 781 2265 14.8 -8.2 20 23.0 4.3 272 8 309.0 309.5 287.9 317.4 2.63 13 769 2395 14.6 -5.4 25 20.0 4.9 285 12 310.2 310.8 289.0 320.7 3.32 14 752 2584 13.4 -7.6 22 21.0 3.7 297 15 310.9 311.4 288.8 320.1 2.87 15 748 2628 13.8 -15.2 12 29.0 2.2 299 15 311.8 312.1 287.8 317.0 1.57 16 702 3159 10.6 -34.4 3 45.0 -1.6 310 22 314.0 314.0 287.1 315.0 0.29 17 700 3183 10.4 -32.6 3 43.0 -1.6 310 22 314.0 314.1 287.2 315.3 0.35 18 685 3363 9.0 -20.0 11 29.0 -1.3 315 22 314.4 314.6 288.2 318.2 1.14 19 675 3484 8.4 -28.6 5 37.0 -2.6 311 22 315.0 315.1 287.7 316.9 0.53 20 652 3769 5.8 -20.2 13 26.0 -3.2 304 21 315.2 315.5 288.5 319.2 1.18 21 568 4880 -2.1 -30.1 10 28.0 -9.4 296 31 318.6 318.8 288.9 320.6 0.55 22 559 5007 -2.5 -30.5 10 28.0 -9.7 293 30 319.6 319.7 289.2 321.6 0.54 23 526 5486 -6.9 -32.9 11 26.0 -12.8 285 26 320.0 320.0 289.2 321.6 0.46 24 517 5620 -7.1 -37.1 7 30.0 -13.3 283 25 321.3 321.4 289.5 322.4 0.31 25 500 5880 -9.1 -35.1 10 26.0 -14.6 285 27 321.9 322.0 289.8 323.4 0.39 26 457 6567 -15.1 -37.1 13 22.0 -19.0 274 26 322.8 322.9 290.0 324.1 0.35 27 414 7306 -20.1 -44.1 10 24.0 -23.3 299 29 325.6 325.7 290.7 326.4 0.18 28 400 7560 -22.5 -43.5 13 21.0 -25.2 305 35 325.7 325.8 290.7 326.5 0.20 29 343 8663 -32.9 -46.9 23 14.0 -34.1 292 34 326.3 326.3 290.8 326.9 0.16 30 342 8684 -33.1 -47.1 23 14.0 -34.3 291 34 326.3 326.3 290.8 326.9 0.16 31 341 8704 -33.3 -47.3 23 14.0 -34.4 291 34 326.3 326.3 290.8 326.9 0.16 32 340 8725 -33.5 -47.5 23 14.0 -34.7 291 34 326.3 326.3 290.8 326.9 0.15 33 338 8766 -33.7 -47.7 23 14.0 -34.8 290 34 326.5 326.6 290.9 327.1 0.15 34 320 9147 -36.7 -54.7 14 18.0 -37.7 285 34 327.5 327.6 291.1 327.8 0.07 35 300 9590 -40.1 -54.1 21 14.0 -40.8 285 40 328.8 328.9 291.5 329.2 0.08 36 289 9844 -42.1 -55.1 23 13.0 -42.7 284 41 329.5 329.5 291.7 329.8 0.07 37 287 9891 -42.3 -57.3 18 15.0 -42.9 284 41 329.9 329.9 291.7 330.1 0.06 38 284 9962 -42.7 -56.7 20 14.0 -43.3 283 42 330.3 330.3 291.9 330.6 0.06 39 263 10476 -47.3 -57.3 31 10.0 -47.6 281 44 330.9 330.9 292.0 331.2 0.06 40 250 10810 -49.3 -60.3 27 11.0 -49.6 280 46 332.8 332.8 292.5 333.0 0.05 41 247 10889 -49.9 -60.9 26 11.0 -50.2 280 46 333.0 333.0 292.6 333.2 0.04 42 237 11159 -51.1 -63.1 23 12.0 -51.4 276 43 335.2 335.2 293.2 335.3 0.03 43 229 11382 -52.9 -63.9 25 11.0 -53.1 270 38 335.7 335.7 293.3 335.9 0.03 44 222 11583 -53.1 -68.1 15 15.0 -53.4 265 34 338.4 338.4 294.0 338.5 0.02 45 200 12250 -57.9 -69.9 20 12.0 -58.0 295 37 341.1 341.1 294.6 341.1 0.02 46 197 12345 -58.7 -70.7 20 12.0 -58.9 298 37 341.3 341.3 294.6 341.3 0.01 47 193 12473 -59.5 -72.5 17 13.0 -59.6 301 38 342.0 342.0 294.8 342.1 0.01 48 185 12736 -61.5 -70.5 29 9.0 -61.6 308 39 342.9 342.9 295.0 343.0 0.02 49 182 12837 -62.1 -72.1 25 10.0 -62.2 300 36 343.6 343.6 295.2 343.6 0.01 50 173 13150 -61.9 -77.9 10 16.0 -62.0 296 35 348.9 348.9 296.4 348.9 0.01 51 161 13593 -62.9 -80.9 7 18.0 -63.0 306 43 354.5 354.5 297.6 354.5 0.00 52 150 14030 -61.5 -83.5 4 22.0 -61.7 295 31 364.1 364.1 299.5 364.1 0.00 53 149 14072 -61.5 -83.5 4 22.0 -61.7 294 31 364.8 364.8 299.6 364.8 0.00 54 135 14679 -64.7 -85.7 4 21.0 -64.8 296 37 369.6 369.6 300.5 369.6 0.00 55 133 14770 -63.9 -85.9 3 22.0 -64.0 297 40 372.6 372.6 301.0 372.6 0.00 56 114 15700 -70.9 -88.9 5 18.0 -70.9 286 33 376.4 376.4 301.6 376.4 0.00 57 100 16470 -74.5 -91.5 6 17.0 -74.5 295 38 383.8 383.8 302.8 383.8 0.00 58 92 16950 -77.5 -91.5 9 14.0 -77.5 286 41 387.1 387.1 303.3 387.1 0.00 59 90 17076 -77.5 -91.5 9 14.0 -77.5 280 43 389.6 389.6 303.7 389.6 0.00 60 85 17405 -75.3 -91.3 6 16.0 -75.3 287 56 400.4 400.4 305.3 400.4 0.00 61 84 17474 -73.1 -90.1 6 17.0 -73.2 289 55 406.3 406.3 306.0 406.3 0.00 62 81 17687 -72.5 -89.5 6 17.0 -72.6 297 52 411.7 411.7 306.7 411.7 0.00 63 80 17759 -72.9 -88.9 7 16.0 -73.0 300 51 412.4 412.4 306.8 412.4 0.00 64 77 17983 -72.9 -89.9 6 17.0 -73.0 309 47 416.9 416.9 307.3 416.9 0.00 65 77 17983 -70.5 -89.5 4 19.0 -70.6 309 47 421.9 421.9 307.9 421.9 0.00 66 75 18140 -68.9 -88.9 4 20.0 -69.0 315 45 428.4 428.4 308.7 428.5 0.00 67 71 18466 -70.7 -89.7 4 19.0 -70.8 317 25 431.4 431.4 309.0 431.4 0.00 68 70 18550 -68.7 -89.7 3 21.0 -68.8 315 17 437.4 437.4 309.6 437.4 0.00 69 66 18904 -67.7 -89.7 3 22.0 -67.9 309 20 447.0 447.0 310.6 447.0 0.00 70 63 19183 -70.1 -90.1 4 20.0 -70.2 249 12 447.7 447.7 310.6 447.7 0.00 71 52 20332 -67.9 -90.9 2 23.0 -68.1 356 11 478.1 478.1 313.3 478.1 0.00 72 51 20450 -66.1 -90.1 2 24.0 -66.4 344 9 485.0 485.0 313.8 485.0 0.00 73 50 20570 -66.9 -89.9 3 23.0 -67.1 280 6 485.8 485.8 313.9 485.8 0.00 74 48 20816 -67.7 -90.7 2 23.0 -67.9 272 7 489.6 489.6 314.2 489.6 0.00 75 45 21207 -63.5 -90.5 1 27.0 -63.9 268 13 509.0 509.0 315.6 509.0 0.00 76 41 21779 -62.5 -89.5 1 27.0 -63.0 283 20 525.2 525.2 316.6 525.2 0.00 77 41 21779 -63.3 -90.3 1 27.0 -63.8 283 20 523.2 523.2 316.5 523.2 0.00 78 38 22249 -60.9 -89.9 1 29.0 -61.6 305 10 540.8 540.8 317.6 540.8 0.00 79 32 23320 -59.3 -89.3 1 30.0 -60.2 293 13 572.3 572.3 319.3 572.3 0.00 80 30 23720 -62.9 -88.9 2 26.0 -63.6 315 13 573.2 573.2 319.3 573.2 0.00 81 27 24364 -64.9 -90.9 2 26.0 -65.5 335 12 585.1 585.1 319.9 585.1 0.00 82 26 24595 -63.3 -90.3 1 27.0 -64.0 299 17 596.0 596.0 320.4 596.0 0.00 83 24 25084 -64.5 -90.5 2 26.0 -65.1 318 21 606.3 606.3 320.9 606.3 0.00 84 23 25347 -59.9 -88.9 1 29.0 -61.1 314 19 627.2 627.2 321.8 627.3 0.01 85 23 25347 -60.3 -89.3 1 29.0 -61.4 314 19 626.1 626.1 321.7 626.1 0.01 86 22 25626 -56.5 -88.5 1 32.0 -58.3 326 16 645.4 645.4 322.5 645.4 0.01 87 20 26230 -56.1 -87.1 1 31.0 -58.1 235 20 664.5 664.5 323.2 664.5 0.01 88 18 26899 -57.7 -87.7 1 30.0 -59.5 250 30 679.7 679.7 323.7 679.8 0.01 89 17 27262 -55.3 -87.3 1 32.0 -57.8 260 24 698.6 698.6 324.4 698.7 0.01 90 16 27648 -57.1 -87.1 1 30.0 -59.2 229 17 705.0 705.0 324.6 705.1 0.01 91 15 28057 -56.5 -87.5 1 31.0 -58.9 243 18 720.1 720.1 325.1 720.2 0.01 92 13 28973 -53.3 -86.3 1 33.0 -56.9 206 10 761.3 761.3 326.3 761.4 0.02 93 12 29485 -56.9 -86.9 1 30.0 -59.6 227 16 766.1 766.2 326.4 766.3 0.02 94 11 30040 -54.7 -86.7 1 32.0 -58.2 218 19 793.4 793.4 327.1 793.6 0.02 95 11 30040 -50.9 -85.9 1 35.0 -55.8 218 19 807.2 807.3 327.4 807.4 0.02 96 10 30660 -51.5 -84.5 1 33.0 -56.4 240 23 827.3 827.3 327.9 827.6 0.03 97 9.5 30993 -52.1 -85.1 1 33.0 -56.9 837.3 837.3 328.1 837.5 0.03 98 9.4 31061 -51.5 -85.5 1 34.0 -56.6 842.1 842.1 328.2 842.3 0.03 TRP 182 12837 -62.1 -72.1 25 10.0 -62.2 300 36 343.6 343.6 295.2 343.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5736.00 m Freezing level: 590.33 mb = 4584.81 m = 15041.85 ft Wetbulb zero: 721.58 mb = 2929.20 m = 9610.13 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 13.62 % Est. max temperature: 29.76 C = 85.58 F Sfc-Lift cond lev (LCL): 743.97 mb = 2673.61 m = 8771.58 ft T: 13.53 C 700-500 lapse rate: 7.23 C/km ThetaE index: 5.69 C Layer 752.0- 700.0 mb Conv cond level (CCL): 484.71 mb = 6117.24 m = 20069.45 ft Mean mixing ratio: 3.37 g/kg Conv temperature: 42.79 C = 109.02 F Cap Strength: 12.01 C Lifted Index: 11.62 C Risk: None Lifted Index @300 mb: 11.79 C Lifted Index @700 mb: 10.61 C Showalter Index: 9.04 C Risk: None Total Totals Index: 33.80 C Risk: None Vertical Totals Index: 27.90 C Cross Totals Index: 5.90 C K Index: -18.30 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 1.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.37 J/kg Max Up Vert Vel: 9.84 m/s Conv Inhibition (B-): 49385.62 J/kg Cap Strength: 12.01 C Lift Cond Lev (LCL): 634.67 mb = 3985.89 m = 13076.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 15 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 | 143 15 -8.8 11.6 1 925 821 140 4 -2.6 3.1 | 142 19 -11.4 14.7 2 915 914 145 8 -4.6 6.6 | 144 23 -13.4 18.2 3 883 1219 135 9 -6.4 6.4 | 140 24 -15.2 18.0 4 852 1524 10 2 -0.3 -2.0 | 136 13 -9.2 9.7 5 850 1545 295 5 4.5 -2.1 | 156 10 -4.3 9.5 6 822 1829 295 5 4.5 -2.1 | 156 10 -4.3 9.5 7 793 2134 260 5 4.9 0.9 | 163 13 -3.9 12.5 8 765 2438 290 13 12.2 -4.4 | 205 8 3.4 7.2 9 737 2743 305 17 13.9 -9.8 | 250 5 5.1 1.9 10 700 3183 310 22 16.9 -14.1 | 287 8 8.0 -2.5 11 685 3353 315 22 15.6 -15.6 | 300 8 6.7 -3.9 12 660 3658 305 21 17.2 -12.0 | 273 8 8.4 -0.4 13 611 4267 300 23 19.9 -11.5 | 269 11 11.1 0.1 14 589 4572 305 29 23.8 -16.6 | 289 16 14.9 -5.0 15 567 4877 295 31 28.1 -13.1 | 274 19 19.3 -1.5 16 506 5791 280 24 23.6 -4.2 | 243 17 14.8 7.5 17 500 5880 285 27 26.1 -7.0 | 255 18 17.2 4.6 18 486 6096 285 27 26.1 -7.0 | 255 18 17.2 4.6 19 448 6706 270 26 26.0 -0.0 | 236 21 17.2 11.6 20 413 7315 300 29 25.1 -14.5 | 280 17 16.3 -2.9 21 400 7560 305 35 28.7 -20.1 | 293 22 19.8 -8.4 22 397 7620 305 33 27.0 -18.9 | 292 20 18.2 -7.3 23 320 9144 285 34 32.8 -8.8 | 263 24 24.0 2.8 24 300 9590 285 40 38.6 -10.4 | 268 30 29.8 1.3 25 250 10810 280 46 45.3 -8.0 | 264 37 36.5 3.7 26 244 10973 280 47 46.3 -8.2 | 265 38 37.5 3.5 27 222 11582 265 34 33.9 3.0 | 240 29 25.0 14.6 28 212 11887 285 34 32.8 -8.8 | 263 24 24.0 2.8 29 200 12250 295 37 33.5 -15.6 | 279 25 24.7 -4.0 30 183 12802 310 39 29.9 -25.1 | 303 25 21.0 -13.4 31 182 12837 300 36 31.2 -18.0 | 286 23 22.3 -6.4 32 174 13106 295 34 30.8 -14.4 | 277 22 22.0 -2.7 33 166 13411 300 44 38.1 -22.0 | 289 31 29.3 -10.4 34 158 13716 310 43 32.9 -27.6 | 304 29 24.1 -16.0 35 150 14030 295 31 28.1 -13.1 | 274 19 19.3 -1.5 36 143 14326 290 29 27.3 -9.9 | 265 19 18.4 1.7 37 129 14935 300 44 38.1 -22.0 | 289 31 29.3 -10.4 38 123 15240 300 40 34.6 -20.0 | 288 27 25.8 -8.4 39 117 15545 290 32 30.1 -10.9 | 268 21 21.2 0.7 40 111 15850 280 35 34.5 -6.1 | 258 26 25.6 5.6 41 100 16459 300 44 38.1 -22.0 | 289 31 29.3 -10.4 42 100 16470 295 38 34.4 -16.1 | 280 26 25.6 -4.4 43 95 16764 295 38 34.4 -16.1 | 280 26 25.6 -4.4 44 90 17069 280 42 41.4 -7.3 | 262 33 32.5 4.3 45 86 17374 285 57 55.1 -14.8 | 274 46 46.2 -3.1 46 73 18288 320 43 27.6 -32.9 | 319 28 18.8 -21.3 47 70 18550 315 17 12.0 -12.0 | 277 3 3.2 -0.4 48 70 18593 330 29 14.5 -25.1 | 337 15 5.7 -13.5 49 66 18898 310 20 15.3 -12.9 | 281 7 6.5 -1.2 50 63 19202 245 11 10.0 4.6 | 184 16 1.1 16.3 51 60 19507 235 18 14.7 10.3 | 195 23 5.9 22.0 52 57 19812 265 12 12.0 1.0 | 194 13 3.1 12.7 53 54 20117 345 15 3.9 -14.5 | 60 6 -4.9 -2.9 54 51 20422 360 10 -0.0 -10.0 | 101 9 -8.8 1.6 55 50 20570 280 6 5.9 -1.0 | 165 11 -2.9 10.6 56 46 21031 265 7 7.0 0.6 | 171 12 -1.9 12.2 57 44 21336 270 17 17.0 -0.0 | 215 14 8.2 11.6 58 42 21641 280 28 27.6 -4.9 | 250 20 18.7 6.8 59 40 21946 285 12 11.6 -3.1 | 198 9 2.8 8.5 60 38 22250 305 10 8.2 -5.7 | 174 6 -0.6 5.9 61 36 22555 295 16 14.5 -6.8 | 229 7 5.7 4.9 62 34 22860 275 15 14.9 -1.3 | 211 12 6.1 10.3 63 33 23165 285 13 12.6 -3.4 | 204 9 3.7 8.3 64 30 23720 315 13 9.2 -9.2 | 188 2 0.4 2.4 65 30 23774 255 10 9.7 2.6 | 183 14 0.8 14.2 66 28 24079 335 16 6.8 -14.5 | 36 4 -2.1 -2.9 67 27 24384 335 12 5.1 -10.9 | 101 4 -3.8 0.8 68 26 24689 285 19 18.4 -4.9 | 235 12 9.5 6.7 69 24 24994 320 22 14.1 -16.9 | 314 7 5.3 -5.2 70 22 25603 310 17 13.0 -10.9 | 260 4 4.2 0.7 71 21 25908 80 10 -9.8 -1.7 | 118 21 -18.7 9.9 72 20 26213 140 6 -3.9 4.6 | 142 21 -12.7 16.2 73 20 26230 235 20 16.4 11.5 | 198 24 7.6 23.1 74 19 26518 230 15 11.5 9.6 | 187 21 2.7 21.3 75 18 26822 245 31 28.1 13.1 | 218 31 19.3 24.7 76 17 27127 265 27 26.9 2.4 | 232 23 18.1 14.0 77 17 27432 255 21 20.3 5.4 | 214 21 11.5 17.1 78 16 27737 220 16 10.3 12.3 | 183 24 1.5 23.9 79 15 28042 245 18 16.3 7.6 | 201 21 7.5 19.2 80 14 28346 225 17 12.0 12.0 | 188 24 3.2 23.7 81 14 28651 260 10 9.8 1.7 | 184 13 1.0 13.4 82 13 28956 205 10 4.2 9.1 | 167 21 -4.6 20.7 83 12 29566 230 17 13.0 10.9 | 191 23 4.2 22.6 84 11 30175 215 19 10.9 15.6 | 184 27 2.1 27.2 85 10 30660 240 23 19.9 11.5 | 206 26 11.1 23.1 Wind Parameters Mean winds (0-6000m): 292.8 at 19.5 knts Storm direction: 322.8 at 14.6 knts Shear (0-3000m) pos: 3.6 neg: 1.1 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 129.5 deg Storm rel helicity (0-3000m) pos: 67.8 neg: -45.3 tot: 22.5 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 2.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.54 Bulk Shear: 89.52 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 ------------------------------------------------------------------------------- 500 139 7 142 22| 8.5 0.0 8.5| 1.4 -19.6 -18.2 -36.3 -0.26| 12.0 -3.1 1000 142 6 143 21| 2.6 0.0 2.6| 22.3 -37.1 -14.9 -14.9 0.01| 14.5 0.1 1500 191 6 156 19| 1.7 1.4 3.1| 35.7 -37.1 -1.4 -0.9 0.13| 11.7 1.6 2000 274 8 174 11| 4.0 1.0 5.1| 56.6 -37.1 19.5 9.7 0.32| 11.8 3.7 2500 295 10 183 7| 4.3 0.8 5.1| 65.6 -37.1 28.4 11.4 0.38| 10.6 4.0 3000 301 12 196 6| 3.6 1.1 4.7| 67.8 -45.3 22.5 7.5 0.29| 9.8 2.8 4000 302 15 230 6| 2.7 1.8 4.5| 82.0 -56.5 25.6 6.4 0.26| 8.8 2.3 5000 297 18 245 8| 2.2 1.7 3.8| 82.0-108.9 -26.8 -5.4 0.09| 8.3 0.7 6000 293 19 246 10| 2.0 1.7 3.7| 98.4-138.4 -40.0 -6.7 0.05| 7.8 0.4 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251219.18.gif