UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for KNKX... Searching the city database file for: KNKX ... Date:1200Z 19 DEC 25 Station: KNKX WMO ident: 72293 Latitude: 32.87 Longitude: -117.13 Elevation: 146.00 ------------------------------------------------------------------------------- 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 129 10 4 SFC 999 146 11.4 8.4 82 3.0 9.7 10 4 284.6 285.8 283.0 303.9 6.93 2 991 213 16.0 9.0 63 7.0 12.0 51 3 289.9 291.2 285.5 310.5 7.28 3 990 221 17.2 7.2 52 10.0 11.6 56 3 291.2 292.3 285.2 309.6 6.44 4 988 238 18.8 6.8 46 12.0 12.0 66 3 293.0 294.1 285.7 311.1 6.28 5 987 247 19.2 6.2 43 13.0 11.9 72 3 293.4 294.5 285.7 310.9 6.03 6 979 316 21.2 5.2 35 16.0 12.3 109 2 296.1 297.2 286.3 312.8 5.66 7 971 386 22.2 0.2 23 22.0 10.8 132 2 297.8 298.6 285.2 309.8 3.99 8 968 413 22.4 2.4 27 20.0 11.6 141 2 298.3 299.2 286.1 312.3 4.70 9 949 582 21.8 3.8 31 18.0 11.9 196 3 299.4 300.4 287.1 315.2 5.29 10 930 756 23.2 -3.8 16 27.0 9.9 220 5 302.6 303.1 286.1 312.1 3.10 11 925 802 23.0 -4.0 16 27.0 9.7 225 6 302.8 303.4 286.1 312.3 3.07 12 922 830 23.0 -3.0 17 26.0 9.9 229 6 303.1 303.7 286.5 313.3 3.32 13 903 1011 22.0 -3.0 19 25.0 9.5 262 6 303.9 304.5 286.9 314.4 3.39 14 899 1050 21.6 0.6 25 21.0 10.4 271 6 303.9 304.7 287.9 317.4 4.44 15 885 1185 21.2 -4.8 17 26.0 8.5 302 5 304.8 305.4 286.8 314.2 3.02 16 850 1533 19.2 -7.8 15 27.0 6.8 335 7 306.3 306.7 286.8 314.1 2.50 17 843 1604 19.2 -9.8 13 29.0 6.3 323 9 307.0 307.4 286.7 313.8 2.15 18 831 1726 18.6 -8.4 15 27.0 6.2 303 12 307.6 308.1 287.2 315.4 2.44 19 821 1830 19.2 -14.8 9 34.0 5.2 285 15 309.3 309.6 286.8 314.1 1.47 20 727 2861 13.8 -34.2 2 48.0 0.2 280 10 314.3 314.4 287.2 315.4 0.29 21 711 3048 12.2 -16.8 12 29.0 0.9 280 10 314.6 314.9 288.5 319.4 1.44 22 700 3178 11.0 -18.0 11 29.0 0.1 280 10 314.7 314.9 288.5 319.1 1.32 23 670 3540 7.8 -19.2 13 27.0 -1.9 287 14 315.0 315.3 288.5 319.3 1.25 24 641 3902 4.4 -18.6 17 23.0 -3.8 284 17 315.2 315.5 288.7 319.8 1.37 25 625 4107 3.4 -33.6 5 37.0 -6.0 279 19 316.3 316.4 288.0 317.6 0.36 26 619 4185 3.0 -27.0 9 30.0 -5.8 278 19 316.8 316.9 288.5 319.1 0.68 27 561 4971 -3.3 -26.3 15 23.0 -9.7 270 28 318.4 318.5 289.1 321.1 0.80 28 551 5112 -4.3 -33.3 8 29.0 -11.1 270 29 318.8 318.9 288.8 320.3 0.42 29 541 5256 -5.5 -27.5 16 22.0 -11.3 270 30 319.1 319.2 289.3 321.7 0.74 30 536 5329 -6.1 -29.1 14 23.0 -11.9 270 31 319.2 319.3 289.2 321.5 0.64 31 527 5461 -6.3 -33.3 10 27.0 -12.5 270 32 320.5 320.6 289.4 322.1 0.44 32 520 5565 -6.7 -36.7 7 30.0 -13.0 270 32 321.2 321.3 289.5 322.4 0.32 33 515 5641 -7.1 -34.1 10 27.0 -13.1 270 33 321.7 321.7 289.7 323.2 0.41 34 500 5870 -8.9 -35.9 9 27.0 -14.5 270 35 322.2 322.3 289.8 323.5 0.36 35 474 6282 -12.7 -33.7 15 21.0 -17.0 267 33 322.4 322.5 290.0 324.1 0.47 36 435 6935 -16.7 -47.7 5 31.0 -20.8 274 35 325.4 325.4 290.5 325.8 0.12 37 400 7560 -22.7 -43.7 13 21.0 -25.4 285 39 325.5 325.5 290.6 326.2 0.20 38 316 9234 -37.7 -49.7 27 12.0 -38.5 274 49 327.3 327.4 291.1 327.8 0.13 39 306 9455 -39.1 -55.1 17 16.0 -39.9 270 42 328.4 328.4 291.3 328.7 0.07 40 300 9590 -40.3 -54.3 21 14.0 -41.0 270 46 328.6 328.6 291.4 328.9 0.08 41 270 10300 -45.9 -58.9 22 13.0 -46.3 275 50 330.5 330.5 291.9 330.7 0.05 42 267 10374 -45.5 -63.5 11 18.0 -46.0 275 49 332.1 332.1 292.3 332.2 0.03 43 255 10679 -47.7 -63.7 14 16.0 -48.1 275 46 333.3 333.3 292.6 333.4 0.03 44 250 10810 -48.3 -67.3 9 19.0 -48.7 275 45 334.3 334.3 292.9 334.3 0.02 45 247 10889 -48.7 -68.7 8 20.0 -49.1 275 44 334.8 334.8 293.0 334.9 0.01 46 220 11642 -52.7 -69.7 11 17.0 -53.0 279 38 339.9 339.9 294.3 340.0 0.01 47 200 12250 -57.3 -72.3 13 15.0 -57.5 290 43 342.0 342.0 294.8 342.1 0.01 48 191 12539 -59.9 -72.9 17 13.0 -60.0 291 43 342.4 342.4 294.9 342.4 0.01 49 173 13152 -63.5 -74.5 21 11.0 -63.6 294 44 346.3 346.3 295.8 346.3 0.01 50 168 13332 -63.9 -76.9 15 13.0 -64.0 295 44 348.5 348.5 296.3 348.5 0.01 51 162 13555 -63.1 -80.1 8 17.0 -63.2 298 48 353.5 353.5 297.4 353.5 0.00 52 150 14030 -61.9 -82.9 4 21.0 -62.0 305 57 363.4 363.4 299.4 363.5 0.00 53 149 14071 -61.7 -82.7 4 21.0 -61.9 305 57 364.5 364.5 299.5 364.5 0.00 54 135 14678 -65.7 -84.7 5 19.0 -65.8 298 55 367.8 367.8 300.2 367.8 0.00 55 122 15292 -67.3 -87.3 4 20.0 -67.4 286 49 375.7 375.7 301.5 375.7 0.00 56 105 16185 -73.5 -91.5 5 18.0 -73.5 289 37 380.4 380.4 302.3 380.4 0.00 57 103 16297 -73.9 -91.9 5 18.0 -73.9 285 39 381.7 381.7 302.5 381.7 0.00 58 100 16470 -73.9 -91.9 5 18.0 -73.9 295 48 384.9 384.9 303.1 384.9 0.00 59 92 16955 -74.5 -91.5 6 17.0 -74.6 301 39 393.0 393.0 304.2 393.1 0.00 60 86 17348 -72.3 -90.3 5 18.0 -72.3 291 30 405.1 405.1 305.9 405.1 0.00 61 81 17698 -74.1 -90.1 7 16.0 -74.2 281 37 408.4 408.4 306.3 408.5 0.00 62 73 18304 -73.5 -89.5 7 16.0 -73.6 296 35 422.0 422.0 308.0 422.1 0.00 63 70 18550 -72.3 -89.3 6 17.0 -72.4 315 44 429.7 429.7 308.8 429.7 0.00 64 69 18635 -72.3 -89.3 6 17.0 -72.4 303 42 431.5 431.5 309.0 431.5 0.00 65 66 18899 -68.3 -89.3 3 21.0 -68.4 320 45 445.7 445.7 310.4 445.7 0.00 66 65 18991 -68.3 -89.3 3 21.0 -68.5 325 39 447.7 447.7 310.6 447.7 0.00 67 56 19875 -73.3 -91.3 5 18.0 -73.4 346 19 455.7 455.7 311.4 455.8 0.00 68 55 19981 -70.9 -89.9 4 19.0 -71.0 348 21 463.6 463.6 312.1 463.6 0.00 69 54 20089 -71.1 -90.1 4 19.0 -71.2 350 23 465.6 465.6 312.3 465.6 0.00 70 52 20314 -69.9 -90.9 3 21.0 -70.1 324 27 473.4 473.4 312.9 473.4 0.00 71 51 20430 -67.1 -90.1 2 23.0 -67.3 314 29 482.6 482.6 313.7 482.6 0.00 72 50 20550 -65.7 -89.7 2 24.0 -66.0 360 25 488.7 488.7 314.1 488.7 0.00 73 49 20673 -65.7 -89.7 2 24.0 -66.0 3 24 491.5 491.5 314.3 491.5 0.00 74 46 21056 -66.7 -90.7 2 24.0 -67.0 6 19 498.0 498.0 314.8 498.1 0.00 75 44 21326 -64.9 -89.9 2 25.0 -65.3 330 11 508.8 508.8 315.5 508.8 0.00 76 42 21608 -66.3 -91.3 2 25.0 -66.6 344 11 512.2 512.2 315.8 512.2 0.00 77 40 21908 -61.3 -90.3 1 29.0 -61.9 340 10 531.9 531.9 317.1 531.9 0.00 78 38 22224 -63.3 -90.3 1 27.0 -63.8 18 6 534.7 534.7 317.2 534.7 0.00 79 36 22557 -63.1 -91.1 1 28.0 -63.6 54 1 543.5 543.5 317.7 543.5 0.00 80 33 23097 -59.5 -89.5 1 30.0 -60.4 276 12 566.8 566.8 319.0 566.8 0.00 81 31 23486 -61.1 -90.1 1 29.0 -61.9 293 12 572.7 572.7 319.3 572.7 0.00 82 30 23690 -61.3 -89.3 1 28.0 -62.1 275 19 577.5 577.5 319.5 577.6 0.00 83 25 24813 -65.1 -91.1 2 26.0 -65.7 304 20 597.5 597.5 320.5 597.5 0.00 84 24 25063 -63.9 -91.9 1 28.0 -64.6 302 22 608.0 608.0 321.0 608.0 0.00 85 23 25326 -59.7 -90.7 1 31.0 -60.9 294 23 627.8 627.8 321.8 627.9 0.00 86 21 25897 -58.7 -89.7 1 31.0 -60.2 320 23 647.4 647.4 322.6 647.4 0.01 87 21 25897 -55.9 -87.9 1 32.0 -57.9 320 23 655.9 655.9 322.9 655.9 0.01 88 20 26210 -53.1 -87.1 1 34.0 -55.8 335 15 673.6 673.6 323.6 673.7 0.01 89 18 26885 -55.9 -86.9 1 31.0 -58.1 314 21 685.4 685.4 324.0 685.5 0.01 90 15 28041 -57.5 -87.5 1 30.0 -59.7 65 9 716.8 716.8 325.0 716.9 0.01 91 15 28041 -57.7 -87.7 1 30.0 -59.8 65 9 716.1 716.1 325.0 716.2 0.01 92 13 28945 -57.3 -88.3 1 31.0 -59.7 353 8 747.4 747.4 325.8 747.5 0.01 93 13 28945 -54.9 -86.9 1 32.0 -58.0 353 8 755.7 755.7 326.1 755.9 0.02 94 12 29457 -54.7 -86.7 1 32.0 -58.0 360 7 773.9 773.9 326.6 774.1 0.02 95 11 30009 -57.9 -87.9 1 30.0 -60.6 360 2 781.8 781.8 326.8 781.9 0.02 96 10 30613 -56.1 -87.1 1 31.0 -59.5 328 2 810.1 810.1 327.5 810.3 0.02 TRP 168 13332 -63.9 -76.9 15 13.0 -64.0 295 44 348.5 348.5 296.3 348.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5741.00 m Freezing level: 591.38 mb = 4558.84 m = 14956.64 ft Wetbulb zero: 698.82 mb = 3191.95 m = 10472.14 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 13.65 % Est. max temperature: 33.12 C = 91.62 F Sfc-Lift cond lev (LCL): 954.70 mb = 531.06 m = 1742.29 ft T: 21.98 C 700-500 lapse rate: 7.39 C/km ThetaE index: 3.58 C Layer 885.0- 831.0 mb Conv cond level (CCL): 537.09 mb = 5312.77 m = 17430.12 ft Mean mixing ratio: 4.57 g/kg Conv temperature: 45.92 C = 114.65 F Cap Strength: 14.07 C Lifted Index: 11.71 C Risk: None Lifted Index @300 mb: 11.48 C Lifted Index @700 mb: 13.79 C Showalter Index: 10.88 C Risk: None Total Totals Index: 29.20 C Risk: None Vertical Totals Index: 28.10 C Cross Totals Index: 1.10 C K Index: -8.70 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.97 J/kg Max Up Vert Vel: 10.19 m/s Conv Inhibition (B-): 46261.08 J/kg Cap Strength: 14.07 C Lift Cond Lev (LCL): 706.74 mb = 3098.14 m = 10164.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 12 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 ---------------------------------------------------------- 0 999 146 10 4 -0.7 -3.9 | 106 11 -10.7 3.0 1 981 305 105 2 -1.9 0.5 | 122 14 -11.9 7.5 2 946 610 205 3 1.3 2.7 | 138 13 -8.7 9.7 3 925 802 225 6 4.2 4.2 | 153 13 -5.7 11.2 4 913 914 240 7 6.1 3.5 | 159 11 -3.9 10.4 5 881 1219 310 5 3.8 -3.2 | 121 7 -6.2 3.7 6 850 1533 335 7 3.0 -6.3 | 95 7 -7.0 0.6 7 821 1829 285 15 14.5 -3.9 | 236 5 4.5 3.1 8 792 2134 275 12 12.0 -1.0 | 198 6 2.0 5.9 9 764 2438 275 10 10.0 -0.9 | 180 6 -0.0 6.1 10 737 2743 280 10 9.8 -1.7 | 179 5 -0.1 5.2 11 700 3178 280 10 9.8 -1.7 | 179 5 -0.1 5.2 12 659 3658 290 15 14.1 -5.1 | 246 4 4.1 1.8 13 611 4267 275 20 19.9 -1.7 | 242 11 9.9 5.2 14 588 4572 270 22 22.0 -0.0 | 240 14 12.0 6.9 15 566 4877 270 27 27.0 -0.0 | 248 18 17.0 6.9 16 500 5870 270 35 35.0 -0.0 | 254 26 25.0 6.9 17 485 6096 270 34 34.0 -0.0 | 254 25 24.0 6.9 18 466 6401 265 32 31.9 2.8 | 246 24 21.9 9.7 19 400 7560 285 39 37.7 -10.1 | 276 28 27.7 -3.1 20 397 7620 285 38 36.7 -9.8 | 276 27 26.7 -2.9 21 320 9144 275 51 50.8 -4.4 | 266 41 40.8 2.5 22 306 9449 270 42 42.0 -0.0 | 258 33 32.0 6.9 23 300 9590 270 46 46.0 -0.0 | 259 37 36.0 6.9 24 280 10058 275 52 51.8 -4.5 | 267 42 41.8 2.4 25 250 10810 275 45 44.8 -3.9 | 265 35 34.8 3.0 26 212 11887 280 36 35.5 -6.3 | 268 25 25.5 0.7 27 200 12250 290 43 40.4 -14.7 | 284 31 30.4 -7.8 28 168 13332 295 44 39.9 -18.6 | 291 32 29.9 -11.7 29 150 14030 305 57 46.7 -32.7 | 305 45 36.7 -25.7 30 143 14326 305 58 47.5 -33.3 | 305 46 37.5 -26.3 31 123 15240 285 49 47.3 -12.7 | 279 38 37.3 -5.7 32 111 15850 300 41 35.5 -20.5 | 298 29 25.5 -13.6 33 105 16154 290 37 34.8 -12.7 | 283 25 24.8 -5.7 34 100 16459 280 41 40.4 -7.1 | 270 30 30.4 -0.2 35 100 16470 295 48 43.5 -20.3 | 292 36 33.5 -13.3 36 95 16764 295 48 43.5 -20.3 | 292 36 33.5 -13.3 37 90 17069 305 33 27.0 -18.9 | 305 21 17.0 -12.0 38 86 17374 290 30 28.2 -10.3 | 280 19 18.2 -3.3 39 81 17678 280 37 36.4 -6.4 | 269 26 26.5 0.5 40 73 18288 295 34 30.8 -14.4 | 290 22 20.8 -7.4 41 70 18550 315 44 31.1 -31.1 | 319 32 21.1 -24.2 42 69 18593 300 41 35.5 -20.5 | 298 29 25.5 -13.6 43 66 18898 320 45 28.9 -34.5 | 325 33 18.9 -27.5 44 63 19202 335 25 10.6 -22.7 | 358 16 0.6 -15.7 45 60 19507 340 14 4.8 -13.2 | 40 8 -5.2 -6.2 46 54 20117 350 23 4.0 -22.7 | 21 17 -6.0 -15.7 47 51 20422 310 29 22.2 -18.6 | 314 17 12.2 -11.7 48 50 20550 360 25 -0.0 -25.0 | 29 21 -10.0 -18.1 49 46 21031 10 20 -3.5 -19.7 | 47 19 -13.5 -12.8 50 44 21336 330 11 5.5 -9.5 | 60 5 -4.5 -2.6 51 42 21641 345 11 2.8 -10.6 | 63 8 -7.1 -3.7 52 40 21946 340 10 3.4 -9.4 | 70 7 -6.6 -2.5 53 36 22555 60 1 -0.9 -0.5 | 121 13 -10.8 6.4 54 34 22860 280 10 9.8 -1.7 | 179 5 -0.1 5.2 55 33 23165 275 13 13.0 -1.1 | 207 7 3.0 5.8 56 31 23470 295 11 10.0 -4.6 | 180 2 -0.0 2.3 57 30 23690 275 19 18.9 -1.7 | 239 10 8.9 5.3 58 30 23774 260 13 12.8 2.3 | 197 10 2.8 9.2 59 28 24079 270 19 19.0 -0.0 | 232 11 9.0 6.9 60 27 24384 300 19 16.5 -9.5 | 292 7 6.5 -2.6 61 24 24994 305 21 17.2 -12.0 | 305 9 7.2 -5.1 62 22 25603 285 25 24.1 -6.5 | 268 14 14.2 0.5 63 21 25908 320 23 14.8 -17.6 | 336 12 4.8 -10.7 64 20 26210 335 15 6.3 -13.6 | 29 8 -3.6 -6.7 65 20 26213 305 23 18.8 -13.2 | 305 11 8.9 -6.2 66 18 26518 305 22 18.0 -12.6 | 305 10 8.0 -5.7 67 17 26822 5 12 -1.0 -12.0 | 66 12 -11.0 -5.0 68 15 27127 80 10 -9.8 -1.7 | 105 21 -19.8 5.2 69 14 27432 335 4 1.7 -3.6 | 112 9 -8.3 3.3 70 13 27737 360 10 -0.0 -10.0 | 73 10 -10.0 -3.1 71 11 28346 0 0 -0.0 -0.0 | 125 12 -10.0 6.9 72 8 29261 200 10 3.4 9.4 | 158 18 -6.6 16.3 73 7 29566 235 17 13.9 9.8 | 193 17 3.9 16.7 Wind Parameters Mean winds (0-6000m): 274.8 at 16.2 knts Storm direction: 304.8 at 12.2 knts Shear (0-3000m) pos: 2.0 neg: 2.6 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 72.8 deg Storm rel helicity (0-3000m) pos: 43.0 neg: -25.4 tot: 17.6 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 0.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.19 Bulk Shear: 43.69 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 ------------------------------------------------------------------------------- 500 142 3 128 15| 0.0 7.7 7.7| 29.6 0.0 29.6 59.2 0.82| 10.3 8.5 1000 234 4 145 11| 3.2 3.8 7.1| 42.5 -7.1 35.4 35.4 0.43| 10.5 4.5 1500 283 5 139 8| 4.0 2.6 6.5| 42.5 -16.6 25.9 17.3 0.11| 10.0 1.1 2000 283 7 150 6| 3.0 3.9 6.9| 43.0 -22.2 20.9 10.4 0.12| 11.0 1.4 2500 281 8 157 6| 2.3 3.1 5.4| 43.0 -25.3 17.7 7.1 0.07| 9.3 0.7 3000 281 8 160 6| 2.0 2.6 4.6| 43.0 -25.4 17.6 5.9 0.07| 7.8 0.6 4000 282 10 176 5| 2.1 2.5 4.6| 49.3 -26.3 22.9 5.7 0.14| 7.3 1.0 5000 278 13 206 6| 1.7 3.0 4.6| 62.2 -28.7 33.4 6.7 0.15| 7.0 1.1 6000 275 16 228 8| 1.4 2.8 4.2| 72.5 -33.9 38.6 6.4 0.15| 6.4 1.0 Wrote GIF file: /home/apache/climate/data/raob//KNKX/skewt/KNKX.skewt.20251219.12.gif