UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for KNKX... Searching the city database file for: KNKX ... Date:0000Z 24 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 124 90 6 SFC 999 146 17.4 10.4 63 7.0 13.3 90 6 290.6 292.0 286.5 313.2 7.94 2 961 469 14.2 8.2 67 6.0 10.8 130 8 290.6 291.9 285.7 310.9 7.11 3 950 564 13.6 6.6 63 7.0 9.7 133 9 291.0 292.1 285.1 309.4 6.44 4 926 775 12.8 3.8 54 9.0 8.0 159 17 292.3 293.3 284.5 308.0 5.43 5 925 784 12.8 3.8 54 9.0 8.0 160 17 292.4 293.4 284.6 308.1 5.43 6 885 1154 9.8 6.2 78 3.6 7.8 181 23 293.0 294.2 286.2 312.4 6.73 7 880 1201 9.4 7.4 87 2.0 8.3 184 23 293.1 294.4 286.8 314.2 7.35 8 878 1220 9.2 9.0 99 0.2 9.1 185 23 293.1 294.5 287.6 316.6 8.23 9 875 1248 9.4 9.4 100 0.0 9.4 187 23 293.5 295.1 288.1 317.9 8.49 10 858 1411 8.8 8.8 100 0.0 8.8 199 22 294.6 296.1 288.2 318.5 8.31 11 850 1489 9.2 7.9 92 1.3 8.5 205 21 295.8 297.2 288.3 318.7 7.89 12 827 1716 8.2 7.5 95 0.7 7.8 211 27 297.1 298.5 288.8 320.1 7.89 13 813 1857 8.4 5.4 81 3.0 6.7 215 32 298.7 300.0 288.5 319.1 6.93 14 808 1908 8.4 5.6 83 2.8 6.8 215 34 299.3 300.5 288.8 320.1 7.07 15 782 2179 7.4 7.4 100 0.0 7.4 215 44 301.0 302.5 290.4 325.5 8.29 16 764 2370 6.4 5.8 96 0.6 6.1 215 46 301.9 303.3 290.1 324.5 7.59 17 762 2392 6.6 4.2 85 2.4 5.3 215 46 302.4 303.6 289.6 322.7 6.80 18 757 2446 6.4 3.4 81 3.0 4.8 215 46 302.7 303.9 289.4 322.1 6.46 19 754 2478 6.0 4.1 88 1.9 4.9 215 46 302.6 303.9 289.7 323.1 6.82 20 736 2676 4.6 1.8 82 2.8 3.1 215 44 303.2 304.3 289.0 321.1 5.93 21 734 2698 4.0 2.8 92 1.2 3.4 215 43 302.8 304.0 289.3 322.0 6.39 22 730 2743 4.4 -0.1 73 4.5 2.1 215 43 303.7 304.7 288.6 319.5 5.21 23 724 2810 3.4 0.2 80 3.2 1.8 214 43 303.3 304.3 288.6 319.5 5.37 24 718 2878 4.2 -5.8 48 10.0 -0.3 213 43 304.9 305.6 287.3 315.6 3.45 25 713 2935 3.6 -5.4 52 9.0 -0.4 212 42 304.9 305.5 287.4 315.9 3.58 26 706 3015 3.4 -8.6 41 12.0 -1.6 211 42 305.5 306.0 286.9 314.4 2.83 27 700 3084 2.8 -8.2 44 11.0 -1.9 210 40 305.6 306.1 287.0 314.8 2.94 28 697 3119 2.6 -8.4 44 11.0 -2.0 211 39 305.7 306.3 287.0 314.8 2.91 29 691 3188 2.2 -4.8 60 7.0 -1.0 214 37 306.1 306.8 288.1 318.0 3.87 30 687 3235 2.0 -7.0 51 9.0 -1.9 215 36 306.3 307.0 287.6 316.6 3.29 31 673 3401 0.6 -7.4 55 8.0 -2.9 220 33 306.6 307.2 287.7 316.8 3.26 32 669 3449 0.4 -10.6 43 11.0 -4.0 220 34 306.9 307.4 287.1 314.9 2.55 33 666 3485 0.0 -9.0 51 9.0 -3.7 220 34 306.8 307.4 287.4 316.0 2.90 34 664 3509 0.0 -12.0 40 12.0 -4.6 220 34 307.1 307.5 286.9 314.4 2.29 35 661 3545 0.0 -9.0 51 9.0 -3.7 220 35 307.5 308.0 287.6 316.7 2.93 36 654 3630 -0.5 -13.5 37 13.0 -5.3 220 36 307.9 308.2 286.9 314.5 2.06 37 648 3704 -1.1 -9.1 55 8.0 -4.4 220 36 308.0 308.5 287.9 317.3 2.96 38 643 3765 -1.3 -10.3 50 9.0 -4.9 220 36 308.4 309.0 287.8 317.1 2.71 39 638 3827 -1.5 -16.5 31 15.0 -6.6 220 37 308.9 309.2 286.8 314.3 1.65 40 633 3890 -1.9 -9.9 54 8.0 -5.1 220 37 309.1 309.7 288.2 318.2 2.85 41 616 4106 -3.1 -14.1 42 11.0 -7.1 220 37 310.2 310.6 287.7 316.9 2.08 42 604 4261 -4.5 -11.5 58 7.0 -7.2 220 38 310.3 310.8 288.3 318.7 2.63 43 584 4525 -5.9 -13.9 53 8.0 -8.8 220 40 311.7 312.1 288.4 318.9 2.23 44 581 4566 -6.3 -15.3 49 9.0 -9.4 220 41 311.7 312.1 288.2 318.2 2.00 45 578 4606 -6.1 -23.1 25 17.0 -10.9 220 41 312.4 312.6 287.3 315.9 1.03 46 575 4647 -5.7 -32.7 10 27.0 -11.7 220 42 313.3 313.4 287.0 314.8 0.43 47 573 4674 -5.7 -34.7 8 29.0 -11.9 220 42 313.6 313.7 287.1 314.9 0.35 48 565 4784 -5.9 -36.9 7 31.0 -12.2 220 43 314.7 314.7 287.3 315.7 0.29 49 514 5518 -10.5 -27.5 23 17.0 -14.7 224 48 317.7 317.9 288.9 320.4 0.78 50 500 5730 -12.5 -26.5 30 14.0 -15.9 225 49 317.8 318.0 289.0 320.8 0.88 51 491 5868 -13.7 -26.7 33 13.0 -16.8 224 50 318.0 318.2 289.0 321.0 0.88 52 470 6199 -15.9 -30.9 26 15.0 -19.0 220 52 319.3 319.4 289.2 321.4 0.62 53 442 6658 -20.1 -31.1 37 11.0 -22.2 220 50 319.6 319.7 289.3 321.9 0.65 54 400 7390 -25.1 -42.1 19 17.0 -27.2 215 69 322.4 322.4 289.8 323.3 0.24 55 300 9420 -38.3 -60.3 8 22.0 -39.3 195 94 331.4 331.4 292.2 331.5 0.04 56 250 10650 -46.3 -51.3 57 5.0 -46.6 200 119 337.2 337.3 293.8 337.8 0.14 57 249 10676 -46.5 -51.7 55 5.2 -46.7 200 119 337.3 337.4 293.8 337.9 0.13 58 200 12090 -56.5 -72.5 12 16.0 -56.7 210 100 343.3 343.3 295.1 343.3 0.01 59 150 13900 -60.1 -83.1 3 23.0 -60.3 215 110 366.5 366.5 299.9 366.5 0.00 60 108 15910 -70.3 -89.3 5 19.0 -70.4 220 98 383.4 383.4 302.8 383.4 0.00 61 100 16370 -69.1 -91.1 3 22.0 -69.2 225 87 394.2 394.2 304.4 394.2 0.00 62 95 16675 -69.7 -90.7 3 21.0 -69.8 225 87 398.9 398.9 305.0 398.9 0.00 63 91 16931 -68.1 -89.1 3 21.0 -68.2 225 80 407.0 407.0 306.1 407.0 0.00 64 87 17200 -69.3 -89.3 4 20.0 -69.4 225 69 409.8 409.8 306.5 409.8 0.00 65 82 17555 -66.3 -88.3 3 22.0 -66.5 225 55 423.0 423.0 308.0 423.0 0.00 66 74 18169 -70.3 -89.3 5 19.0 -70.4 221 53 427.1 427.1 308.5 427.2 0.00 67 71 18415 -68.3 -88.3 4 20.0 -68.4 208 43 436.5 436.5 309.5 436.5 0.00 68 70 18500 -68.7 -88.7 4 20.0 -68.8 200 35 437.4 437.4 309.6 437.4 0.00 69 60 19419 -71.1 -90.1 4 19.0 -71.2 226 29 451.8 451.8 311.0 451.8 0.00 70 58 19620 -70.9 -90.9 4 20.0 -71.0 229 30 456.6 456.6 311.5 456.6 0.00 71 53 20164 -63.7 -89.7 2 26.0 -64.0 226 35 485.2 485.2 313.8 485.2 0.00 72 50 20520 -66.3 -89.3 3 23.0 -66.5 285 16 487.2 487.2 314.0 487.3 0.00 73 47 20893 -69.1 -91.1 3 22.0 -69.3 289 16 489.2 489.2 314.2 489.2 0.00 74 46 21022 -66.7 -90.7 2 24.0 -67.0 290 16 498.0 498.0 314.8 498.1 0.00 75 44 21291 -67.1 -91.1 2 24.0 -67.4 250 19 503.4 503.4 315.2 503.4 0.00 76 40 21870 -64.5 -90.5 2 26.0 -64.9 257 27 523.9 523.9 316.5 523.9 0.00 77 39 22025 -65.3 -90.3 2 25.0 -65.7 263 27 525.7 525.7 316.6 525.7 0.00 78 32 23240 -61.7 -89.7 1 28.0 -62.4 255 20 565.9 565.9 318.9 565.9 0.00 79 30 23640 -61.7 -89.7 1 28.0 -62.4 280 18 576.4 576.4 319.5 576.5 0.00 80 29 23849 -61.9 -89.9 1 28.0 -62.7 281 17 581.5 581.5 319.8 581.5 0.00 81 28 24067 -59.5 -89.5 1 30.0 -60.5 283 16 594.0 594.0 320.3 594.1 0.00 82 26 24529 -60.3 -89.3 1 29.0 -61.3 292 12 604.5 604.5 320.8 604.5 0.01 83 24 25030 -58.5 -88.5 1 30.0 -59.8 261 13 623.7 623.7 321.6 623.8 0.01 84 20 26170 -60.1 -89.1 1 29.0 -61.4 270 12 652.2 652.2 322.7 652.3 0.01 85 19 26491 -60.3 -89.3 1 29.0 -61.6 270 13 661.2 661.2 323.1 661.3 0.01 86 17 27193 -56.7 -87.7 1 31.0 -58.8 302 10 694.1 694.1 324.3 694.2 0.01 87 13 28910 -53.9 -85.9 1 32.0 -57.3 279 20 759.2 759.2 326.2 759.3 0.02 88 13 28910 -54.3 -86.3 1 32.0 -57.6 279 20 757.8 757.8 326.1 758.0 0.02 89 12 29429 -50.3 -85.3 1 35.0 -55.1 262 23 789.5 789.5 327.0 789.7 0.02 90 10 30620 -51.1 -85.1 1 34.0 -56.2 270 29 828.8 828.8 327.9 829.1 0.03 91 8.3 31838 -48.7 -84.7 1 36.0 -55.4 883.6 883.6 329.1 884.0 0.04 92 7.8 32250 -45.1 -83.1 1 38.0 -53.8 913.9 913.9 329.7 914.4 0.05 TRP 108 15910 -70.3 -89.3 5 19.0 -70.4 220 98 383.4 383.4 302.8 383.4 0.00 WND 249 10676 -46.5 -51.7 55 5.2 -46.7 200 119 337.3 337.4 293.8 337.9 0.13 Sounding variables and indices 1000-500 mb thick: 5606.00 m Freezing level: 661.00 mb = 3544.88 m = 11630.04 ft Wetbulb zero: 718.80 mb = 2868.63 m = 9411.40 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 57.09 % Est. max temperature: 22.60 C = 72.69 F Sfc-Lift cond lev (LCL): 899.92 mb = 1014.02 m = 3326.78 ft T: 10.93 C 700-500 lapse rate: 5.78 C/km ThetaE index: 5.17 C Layer 961.0- 925.0 mb Conv cond level (CCL): 694.19 mb = 3151.34 m = 10338.91 ft Mean mixing ratio: 6.58 g/kg Conv temperature: 32.65 C = 90.77 F Cap Strength: 10.05 C Lifted Index: 9.63 C Risk: None Lifted Index @300 mb: 15.18 C Lifted Index @700 mb: 6.76 C Showalter Index: 4.65 C Risk: None Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.40 C K Index: 18.60 Risk: < 20 % chance of thunderstorms Sweat Index: 253.55 Risk: None Energy Index: 0.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.88 J/kg Max Up Vert Vel: 4.67 m/s Conv Inhibition (B-): 53916.80 J/kg Cap Strength: 9.98 C Lift Cond Lev (LCL): 853.08 mb = 1459.00 m = 4786.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 245 at 27 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 90 6 -6.0 0.0 | 69 32 -30.1 -11.3 1 980 305 125 5 -4.1 2.9 | 73 29 -28.2 -8.5 2 945 610 135 10 -7.1 7.1 | 82 31 -31.1 -4.3 3 925 784 160 17 -5.8 16.0 | 99 30 -29.9 4.6 4 911 914 165 21 -5.4 20.3 | 107 31 -29.5 9.0 5 878 1219 185 23 2.0 22.9 | 118 25 -22.0 11.6 6 850 1489 205 21 8.9 19.0 | 117 17 -15.2 7.7 7 846 1524 205 21 8.9 19.0 | 117 17 -15.2 7.7 8 816 1829 215 31 17.8 25.4 | 156 15 -6.3 14.1 9 786 2134 215 44 25.2 36.0 | 183 25 1.2 24.7 10 757 2438 215 46 26.4 37.7 | 185 26 2.3 26.4 11 730 2743 215 43 24.7 35.2 | 181 24 0.6 23.9 12 703 3048 210 42 21.0 36.4 | 173 25 -3.1 25.0 13 700 3084 210 40 20.0 34.6 | 170 24 -4.1 23.3 14 676 3353 220 33 21.2 25.3 | 168 14 -2.8 14.0 15 651 3658 220 36 23.1 27.6 | 177 16 -0.9 16.3 16 602 4267 220 38 24.4 29.1 | 181 18 0.4 17.8 17 557 4877 220 44 28.3 33.7 | 191 23 4.2 22.4 18 500 5730 225 49 34.6 34.6 | 204 26 10.6 23.3 19 496 5791 225 50 35.4 35.4 | 205 27 11.3 24.0 20 476 6096 220 52 33.4 39.8 | 198 30 9.4 28.5 21 439 6706 220 50 32.1 38.3 | 197 28 8.1 27.0 22 400 7390 215 69 39.6 56.5 | 199 48 15.5 45.2 23 387 7620 215 68 39.0 55.7 | 199 47 14.9 44.4 24 312 9144 200 86 29.4 80.8 | 184 70 5.4 69.5 25 300 9420 195 94 24.3 90.8 | 180 79 0.3 79.5 26 299 9449 195 92 23.8 88.9 | 180 78 -0.2 77.5 27 250 10650 200 119 40.7 111.8 | 189 102 16.6 100.5 28 249 10676 200 119 40.7 111.8 | 189 102 16.6 100.5 29 238 10973 200 119 40.7 111.8 | 189 102 16.6 100.5 30 200 12090 210 100 50.0 86.6 | 199 80 25.9 75.3 31 179 12802 210 95 47.5 82.3 | 198 75 23.4 70.9 32 154 13716 205 115 48.6 104.2 | 195 96 24.5 92.9 33 150 13900 215 110 63.1 90.1 | 206 88 39.0 78.8 34 120 15240 220 79 50.8 60.5 | 209 56 26.7 49.2 35 108 15910 220 98 63.0 75.1 | 211 75 38.9 63.7 36 104 16154 220 98 63.0 75.1 | 211 75 38.9 63.7 37 100 16370 225 87 61.5 61.5 | 217 63 37.5 50.2 38 94 16764 225 87 61.5 61.5 | 217 63 37.5 50.2 39 80 17678 225 50 35.4 35.4 | 205 27 11.3 24.0 40 73 18288 220 54 34.7 41.4 | 200 32 10.7 30.0 41 70 18500 200 35 12.0 32.9 | 151 25 -12.1 21.6 42 66 18898 200 35 12.0 32.9 | 151 25 -12.1 21.6 43 59 19507 230 28 21.4 18.0 | 159 7 -2.6 6.7 44 53 20117 225 36 25.5 25.5 | 186 14 1.4 14.1 45 51 20422 230 30 23.0 19.3 | 172 8 -1.1 8.0 46 50 20520 285 16 15.5 -4.1 | 29 18 -8.6 -15.5 47 46 21031 290 16 15.0 -5.5 | 28 19 -9.0 -16.8 48 44 21336 245 19 17.2 8.0 | 64 8 -6.8 -3.3 49 42 21641 245 23 20.8 9.7 | 63 4 -3.2 -1.6 50 40 21946 260 28 27.6 4.9 | 331 7 3.5 -6.5 51 38 22250 270 24 24.0 -0.0 | 0 11 -0.1 -11.3 52 36 22555 245 15 13.6 6.3 | 65 12 -10.5 -5.0 53 34 22860 265 17 16.9 1.5 | 36 12 -7.1 -9.8 54 32 23165 250 16 15.0 5.5 | 57 11 -9.0 -5.9 55 31 23470 270 31 31.0 -0.0 | 328 13 6.9 -11.3 56 30 23640 280 18 17.7 -3.1 | 24 16 -6.3 -14.5 57 27 24384 285 15 14.5 -3.9 | 32 18 -9.6 -15.2 58 25 24689 300 8 6.9 -4.0 | 48 23 -17.1 -15.3 59 24 24994 260 13 12.8 2.3 | 51 14 -11.3 -9.1 60 22 25603 270 10 10.0 -0.0 | 51 18 -14.1 -11.3 61 21 25908 255 11 10.6 2.8 | 58 16 -13.4 -8.5 62 20 26170 270 12 12.0 -0.0 | 47 17 -12.1 -11.3 63 20 26213 275 18 17.9 -1.6 | 25 14 -6.1 -12.9 64 19 26518 270 13 13.0 -0.0 | 44 16 -11.1 -11.3 65 17 27127 310 12 9.2 -7.7 | 38 24 -14.9 -19.0 66 16 27432 280 5 4.9 -0.9 | 57 23 -19.1 -12.2 67 16 27737 230 10 7.7 6.4 | 73 17 -16.4 -4.9 68 15 28042 265 15 14.9 1.3 | 42 14 -9.1 -10.0 69 14 28346 250 22 20.7 7.5 | 42 5 -3.4 -3.8 70 13 28956 280 20 19.7 -3.5 | 16 15 -4.4 -14.8 71 12 29261 265 27 26.9 2.4 | 342 9 2.8 -9.0 72 12 29566 260 21 20.7 3.6 | 24 8 -3.4 -7.7 73 11 29870 280 14 13.8 -2.4 | 37 17 -10.3 -13.8 74 10 30620 270 29 29.0 -0.0 | 336 12 4.9 -11.3 Wind Parameters Mean winds (0-6000m): 214.8 at 35.5 knts Storm direction: 244.8 at 26.6 knts Shear (0-3000m) pos: 8.2 neg: 1.0 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 101.1 deg Storm rel helicity (0-3000m) pos: 301.6 neg: -41.3 tot: 260.4 m^2/s^2 ave: 86.8 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 12.5 stream: 6.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.06 Bulk Shear: 171.19 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 ------------------------------------------------------------------------------- 500 126 7 77 31| 9.2 0.0 9.2| 70.3 0.0 70.3 140.6 0.87| 10.2 8.9 1000 156 13 91 29| 12.0 0.0 12.0|195.1 0.0 195.1 195.1 0.89| 14.0 12.5 1500 175 16 101 26| 9.7 0.0 9.7|222.0 -1.3 220.8 147.2 0.72| 14.0 10.1 2000 193 21 114 21| 12.3 0.0 12.3|295.2 -1.3 293.9 147.0 0.74| 15.6 11.6 2500 201 26 130 19| 9.8 0.0 9.9|301.6 -8.1 293.5 117.4 0.70| 13.3 9.3 3000 204 28 139 19| 8.2 1.0 9.2|301.6 -41.3 260.4 86.8 0.55| 12.5 6.8 4000 209 30 148 18| 5.9 0.6 6.5|315.1 -43.5 271.5 67.9 0.50| 10.9 5.5 5000 212 33 158 18| 5.1 0.1 5.3|345.1 -43.5 301.6 60.3 0.52| 9.6 4.9 6000 215 35 168 18| 4.6 0.5 5.1|371.5 -67.8 303.6 50.6 0.47| 8.8 4.2 Wrote GIF file: /home/apache/climate/data/raob//KNKX/skewt/KNKX.skewt.20251224.00.gif