UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for KNKX... Searching the city database file for: KNKX ... Date:1200Z 3 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 123 45 3 SFC 999 146 12.8 10.2 84 2.6 11.3 45 3 286.0 287.4 284.5 307.8 7.84 2 992 204 14.0 10.4 79 3.6 11.9 43 3 287.8 289.2 285.4 310.2 8.00 3 934 698 9.8 9.8 100 0.0 9.8 309 5 288.5 290.0 285.8 311.5 8.16 4 925 777 9.2 9.2 100 0.0 9.2 300 6 288.7 290.1 285.7 311.0 7.91 5 908 931 8.0 8.0 100 0.0 8.0 281 6 289.0 290.3 285.3 310.0 7.43 6 901 995 7.8 6.2 90 1.6 6.9 285 5 289.5 290.6 284.7 308.2 6.61 7 896 1040 8.0 5.4 84 2.6 6.6 288 4 290.1 291.2 284.6 308.0 6.28 8 850 1473 4.2 4.1 99 0.1 4.1 320 2 290.5 291.6 284.5 307.8 6.04 9 848 1492 4.0 4.0 100 0.0 4.0 319 3 290.5 291.6 284.5 307.7 6.02 10 841 1559 3.4 3.4 100 0.0 3.4 314 7 290.6 291.6 284.3 307.2 5.81 11 838 1588 3.2 2.5 95 0.7 2.8 312 8 290.7 291.6 284.0 306.4 5.47 12 819 1774 4.0 -5.0 52 9.0 0.2 299 18 293.4 294.0 282.6 303.0 3.22 13 816 1804 4.8 -9.2 35 14.0 -0.7 297 20 294.6 295.0 282.0 301.6 2.33 14 814 1824 5.4 -4.6 48 10.0 1.0 295 21 295.4 296.0 283.5 305.4 3.33 15 810 1865 5.8 -7.2 39 13.0 0.4 296 22 296.3 296.8 283.2 304.6 2.75 16 799 1976 5.2 -7.8 38 13.0 -0.1 300 26 296.8 297.3 283.3 304.9 2.66 17 789 2079 6.2 -10.8 28 17.0 -0.4 303 30 298.9 299.3 283.6 305.5 2.12 18 786 2111 6.6 -9.4 31 16.0 0.1 304 31 299.7 300.1 284.2 307.0 2.38 19 784 2131 6.4 -2.6 53 9.0 2.2 305 32 299.7 300.4 286.0 311.8 4.03 20 782 2152 6.4 -4.6 45 11.0 1.4 306 32 299.9 300.6 285.5 310.5 3.47 21 781 2163 7.0 -9.0 31 16.0 0.4 306 32 300.7 301.1 284.7 308.3 2.47 22 774 2237 7.6 -17.4 15 25.0 -1.0 308 33 302.1 302.3 283.8 306.1 1.26 23 747 2528 5.8 -23.2 10 29.0 -3.0 314 37 303.2 303.4 283.7 305.8 0.79 24 737 2638 6.2 -31.8 5 38.0 -3.5 312 41 304.8 304.9 283.8 306.1 0.36 25 734 2672 6.0 -19.0 15 25.0 -2.4 311 42 305.0 305.2 284.8 308.7 1.16 26 719 2841 5.0 -19.0 16 24.0 -3.0 307 43 305.7 305.9 285.1 309.5 1.18 27 710 2943 5.4 -28.6 6 34.0 -3.9 304 41 307.2 307.3 284.9 309.0 0.51 28 700 3059 4.6 -20.4 14 25.0 -3.6 300 39 307.6 307.8 285.7 311.1 1.08 29 698 3082 4.6 -19.4 16 24.0 -3.4 300 39 307.8 308.1 285.9 311.7 1.18 30 691 3164 4.6 -23.4 11 28.0 -4.0 298 39 308.7 308.9 285.9 311.5 0.84 31 685 3235 4.8 -21.2 13 26.0 -3.7 297 40 309.7 309.9 286.4 313.1 1.03 32 677 3331 4.2 -22.8 12 27.0 -4.3 296 40 310.1 310.3 286.4 313.1 0.90 33 642 3759 1.0 -19.0 21 20.0 -5.7 290 42 311.2 311.4 287.3 315.6 1.33 34 614 4115 -2.1 -22.1 20 20.0 -8.1 290 44 311.6 311.8 287.1 315.2 1.06 35 602 4271 -3.3 -19.3 28 16.0 -8.4 290 45 312.0 312.3 287.6 316.6 1.38 36 568 4728 -6.7 -26.7 19 20.0 -11.8 286 46 313.2 313.4 287.3 315.8 0.76 37 556 4894 -8.1 -26.1 22 18.0 -12.7 285 47 313.5 313.7 287.5 316.3 0.82 38 554 4922 -8.1 -25.1 24 17.0 -12.6 286 47 313.8 314.0 287.7 316.9 0.90 39 548 5006 -8.3 -31.3 14 23.0 -13.5 288 48 314.6 314.7 287.5 316.4 0.51 40 545 5049 -8.5 -29.5 17 21.0 -13.4 289 48 314.8 314.9 287.8 316.9 0.61 41 522 5381 -11.5 -23.5 36 12.0 -14.7 297 49 315.1 315.3 288.3 318.9 1.10 42 513 5514 -12.3 -27.3 27 15.0 -15.9 300 50 315.7 315.9 288.2 318.5 0.79 43 507 5604 -12.7 -32.7 17 20.0 -16.7 302 50 316.3 316.4 288.1 318.0 0.48 44 504 5649 -12.5 -41.5 7 29.0 -17.2 303 51 317.1 317.1 288.1 317.8 0.20 45 500 5710 -12.9 -43.9 6 31.0 -17.6 305 51 317.3 317.3 288.1 317.9 0.16 46 485 5942 -14.5 -50.5 3 36.0 -19.0 305 50 318.1 318.1 288.2 318.4 0.08 47 447 6558 -17.9 -42.9 9 25.0 -21.4 307 51 321.3 321.4 289.4 322.1 0.19 48 411 7181 -23.1 -44.1 13 21.0 -25.6 309 53 322.5 322.5 289.7 323.2 0.19 49 409 7217 -23.3 -44.3 13 21.0 -25.8 309 53 322.6 322.7 289.8 323.3 0.18 50 408 7235 -23.7 -38.7 24 15.0 -25.8 309 53 322.4 322.4 289.8 323.6 0.33 51 406 7271 -23.9 -40.9 19 17.0 -26.1 310 53 322.5 322.6 289.8 323.5 0.26 52 400 7380 -24.9 -38.9 26 14.0 -26.8 310 53 322.6 322.7 289.9 323.8 0.33 53 378 7788 -28.9 -37.9 42 9.0 -30.0 310 55 322.6 322.7 290.0 324.0 0.39 54 363 8075 -31.7 -40.7 41 9.0 -32.7 309 56 322.6 322.7 289.9 323.7 0.30 55 357 8193 -32.7 -42.7 36 10.0 -33.7 309 55 322.8 322.9 289.9 323.8 0.25 56 300 9390 -43.3 -51.3 41 8.0 -43.7 300 46 324.3 324.4 290.2 324.8 0.11 57 250 10580 -54.1 -62.1 37 8.0 -54.2 305 38 325.6 325.6 290.5 325.8 0.04 58 200 12000 -61.5 -74.5 16 13.0 -61.6 275 43 335.4 335.4 293.2 335.4 0.01 59 177 12745 -66.9 -75.9 27 9.0 -67.0 275 61 338.4 338.4 293.9 338.5 0.01 60 172 12918 -66.3 -77.4 20 11.1 -66.4 290 64 342.2 342.2 294.8 342.2 0.01 61 150 13750 -63.5 -84.5 4 21.0 -63.6 275 46 360.7 360.7 298.8 360.7 0.00 62 100 16240 -63.7 -86.7 3 23.0 -63.9 285 24 404.7 404.7 305.8 404.7 0.00 63 93 16681 -65.7 -86.7 4 21.0 -65.8 278 25 409.2 409.2 306.4 409.2 0.00 64 91 16814 -63.5 -86.5 3 23.0 -63.7 277 27 416.1 416.1 307.3 416.1 0.00 65 78 17752 -65.7 -87.7 3 22.0 -65.9 285 33 430.3 430.3 308.9 430.3 0.00 66 71 18331 -58.9 -86.9 2 28.0 -59.4 295 24 456.5 456.5 311.4 456.5 0.00 67 70 18420 -59.5 -86.5 2 27.0 -59.9 315 17 457.1 457.1 311.5 457.1 0.00 68 66 18786 -60.7 -86.7 2 26.0 -61.1 316 15 462.2 462.2 312.0 462.3 0.00 69 55 19914 -61.7 -87.7 2 26.0 -62.1 338 15 484.7 484.7 313.8 484.7 0.00 70 50 20500 -63.9 -88.9 2 25.0 -64.3 5 5 492.9 492.9 314.4 492.9 0.00 71 45 21153 -58.9 -86.9 2 28.0 -59.6 327 4 520.1 520.1 316.3 520.1 0.00 72 43 21438 -59.7 -87.7 1 28.0 -60.4 334 4 525.0 525.0 316.6 525.0 0.00 73 42 21586 -58.1 -87.1 1 29.0 -58.9 341 5 532.5 532.5 317.1 532.5 0.00 74 37 22377 -62.3 -88.3 2 26.0 -62.9 34 21 541.3 541.3 317.6 541.4 0.00 TRP 177 12745 -66.9 -75.9 27 9.0 -67.0 275 61 338.4 338.4 293.9 338.5 0.01 WND 172 12918 -66.3 -77.4 20 11.1 -66.4 290 64 342.2 342.2 294.8 342.2 0.01 Sounding variables and indices 1000-500 mb thick: 5587.00 m Freezing level: 632.97 mb = 3874.00 m = 12709.83 ft Wetbulb zero: 818.33 mb = 1781.13 m = 5843.53 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 40.51 % Est. max temperature: 17.31 C = 63.15 F Sfc-Lift cond lev (LCL): 960.68 mb = 467.16 m = 1532.65 ft T: 11.76 C 700-500 lapse rate: 6.60 C/km ThetaE index: 9.83 C Layer 925.0- 814.0 mb Conv cond level (CCL): 923.94 mb = 786.52 m = 2580.42 ft Mean mixing ratio: 7.88 g/kg Conv temperature: 15.50 C = 59.91 F Cap Strength: 9.72 C Lifted Index: 9.05 C Risk: None Lifted Index @300 mb: 10.00 C Lifted Index @700 mb: 8.45 C Showalter Index: 10.81 C Risk: None Total Totals Index: 34.10 C Risk: None Vertical Totals Index: 17.10 C Cross Totals Index: 17.00 C K Index: -3.80 Risk: None Sweat Index: 104.20 Risk: None Energy Index: 2.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.19 J/kg Max Up Vert Vel: 6.51 m/s Conv Inhibition (B-): 0.79 J/kg Cap Strength: 9.74 C Lift Cond Lev (LCL): 929.20 mb = 740.13 m = 2428.22 ft Lev Free Conv (LFC): 914.20 mb = 874.25 m = 2868.25 ft Equ Level (EL): 894.20 mb = 1057.00 m = 3467.79 ft B at Equ Level: 6.17 J/kg Max Parcel Lev (MPL): 794.20 mb = 2025.61 m = 6645.61 ft Wind level data Storm motion: 328 at 24 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 45 3 -2.1 -2.1 | 141 24 -15.2 18.5 1 980 305 40 2 -1.3 -1.5 | 143 24 -14.4 19.0 2 944 610 320 4 2.6 -3.1 | 149 20 -10.5 17.5 3 925 777 300 6 5.2 -3.0 | 156 19 -7.9 17.6 4 910 914 280 6 5.9 -1.0 | 160 21 -7.2 19.5 5 877 1219 300 1 0.9 -0.5 | 149 23 -12.2 20.1 6 850 1473 320 2 1.3 -1.5 | 148 22 -11.8 19.0 7 814 1829 295 21 19.0 -8.9 | 207 13 5.9 11.7 8 784 2134 305 32 26.2 -18.4 | 260 13 13.1 2.2 9 755 2438 315 34 24.0 -24.0 | 288 11 11.0 -3.5 10 728 2743 310 45 34.5 -28.9 | 291 23 21.4 -8.4 11 700 3059 300 39 33.8 -19.5 | 267 21 20.7 1.1 12 649 3658 290 41 38.5 -14.0 | 256 26 25.4 6.5 13 600 4267 290 45 42.3 -15.4 | 260 30 29.2 5.2 14 556 4877 285 47 45.4 -12.2 | 255 33 32.3 8.4 15 500 5710 305 51 41.8 -29.3 | 287 30 28.7 -8.7 16 475 6096 305 50 41.0 -28.7 | 286 29 27.9 -8.1 17 400 7380 310 53 40.6 -34.1 | 296 31 27.5 -13.5 18 386 7620 310 53 40.6 -34.1 | 296 31 27.5 -13.5 19 370 7925 310 57 43.7 -36.6 | 298 35 30.6 -16.1 20 311 9144 305 48 39.3 -27.5 | 285 27 26.2 -7.0 21 300 9390 300 46 39.8 -23.0 | 275 27 26.8 -2.4 22 284 9754 300 47 40.7 -23.5 | 276 28 27.6 -2.9 23 250 10580 305 38 31.1 -21.8 | 274 18 18.0 -1.2 24 224 11278 320 43 27.6 -32.9 | 310 19 14.6 -12.4 25 214 11582 300 33 28.6 -16.5 | 255 16 15.5 4.1 26 204 11887 280 40 39.4 -6.9 | 243 30 26.3 13.6 27 200 12000 275 43 42.8 -3.7 | 241 34 29.8 16.8 28 184 12497 265 53 52.8 4.6 | 238 47 39.7 25.2 29 177 12745 275 61 60.8 -5.3 | 252 50 47.7 15.3 30 172 12918 290 64 60.1 -21.9 | 272 47 47.1 -1.3 31 167 13106 290 64 60.1 -21.9 | 272 47 47.1 -1.3 32 159 13411 305 59 48.3 -33.8 | 291 38 35.2 -13.3 33 151 13716 305 48 39.3 -27.5 | 285 27 26.2 -7.0 34 150 13750 275 46 45.8 -4.0 | 243 37 32.7 16.6 35 144 14021 275 46 45.8 -4.0 | 243 37 32.7 16.6 36 137 14326 275 54 53.8 -4.7 | 249 44 40.7 15.9 37 118 15240 290 43 40.4 -14.7 | 258 28 27.3 5.9 38 112 15545 290 39 36.6 -13.3 | 253 25 23.6 7.2 39 101 16154 290 25 23.5 -8.6 | 221 16 10.4 12.0 40 100 16240 285 24 23.2 -6.2 | 215 18 10.1 14.4 41 96 16459 285 24 23.2 -6.2 | 215 18 10.1 14.4 42 92 16764 275 26 25.9 -2.3 | 215 22 12.8 18.3 43 83 17374 300 33 28.6 -16.5 | 255 16 15.5 4.1 44 79 17678 285 34 32.8 -8.8 | 239 23 19.8 11.8 45 72 18288 285 28 27.0 -7.2 | 226 19 14.0 13.3 46 70 18420 315 17 12.0 -12.0 | 173 9 -1.1 8.6 47 68 18593 310 21 16.1 -13.5 | 203 8 3.0 7.1 48 65 18898 320 12 7.7 -9.2 | 155 13 -5.4 11.4 49 59 19507 320 22 14.1 -16.9 | 196 4 1.1 3.7 50 50 20500 5 5 -0.4 -5.0 | 139 21 -13.5 15.6 51 48 20726 335 10 4.2 -9.1 | 142 15 -8.9 11.5 52 44 21031 325 3 1.7 -2.5 | 148 21 -11.4 18.1 53 41 21336 345 6 1.6 -5.8 | 142 19 -11.5 14.8 54 39 21641 40 10 -6.4 -7.7 | 123 23 -19.5 12.9 55 36 21946 30 27 -13.5 -23.4 | 84 27 -26.6 -2.8 56 31 22555 50 19 -14.6 -12.2 | 107 29 -27.6 8.4 57 29 22860 35 14 -8.0 -11.5 | 113 23 -21.1 9.1 Wind Parameters Mean winds (0-6000m): 297.5 at 32.5 knts Storm direction: 327.5 at 24.4 knts Shear (0-3000m) pos: 3.3 neg: 4.3 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 124.7 deg Storm rel helicity (0-3000m) pos: 149.3 neg: -78.3 tot: 71.1 m^2/s^2 ave: 23.7 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 4.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.16 Bulk Shear: 128.73 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 ------------------------------------------------------------------------------- 500 359 3 144 22| 0.0 5.5 5.5| 20.9 0.0 20.9 41.7 0.63| 6.0 3.7 1000 312 4 151 21| 0.0 2.2 2.2| 35.5 -16.7 18.8 18.8 0.27| 6.8 1.8 1500 310 4 151 21| 3.1 1.5 4.6| 55.6 -22.0 33.5 22.4 0.29| 8.4 2.4 2000 302 9 160 17| 2.3 6.1 8.5|127.7 -22.0 105.7 52.8 0.61| 12.1 7.4 2500 307 14 170 12| 3.9 4.9 8.8|149.3 -22.0 127.3 50.9 0.59| 12.5 7.3 3000 306 18 191 10| 3.3 4.3 7.5|149.3 -78.3 71.1 23.7 0.34| 12.8 4.4 4000 300 24 224 12| 2.4 4.1 6.6|161.3-102.9 58.3 14.6 0.28| 10.8 3.0 5000 296 29 238 15| 2.4 3.6 5.9|208.8-122.0 86.9 17.4 0.28| 9.7 2.7 6000 298 33 251 17| 2.7 3.0 5.7|306.5-123.9 182.7 30.4 0.36| 9.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//KNKX/skewt/KNKX.skewt.20251203.12.gif