UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for KNKX... Searching the city database file for: KNKX ... Date:0000Z 26 APR 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 ------------------------------------------------------------------------------- SFC 1000 146 15.0 5.0 51 10.0 9.7 280 6 288.1 289.1 282.9 303.7 5.47 1 925 784 8.2 4.1 75 4.1 6.1 280 9 287.7 288.7 282.8 303.4 5.55 2 924 793 8.0 4.0 76 4.0 5.9 279 9 287.6 288.5 282.7 303.2 5.52 3 920 829 8.0 1.0 61 7.0 4.6 277 9 287.9 288.7 281.6 300.7 4.47 4 850 1476 2.2 1.1 92 1.1 1.7 220 9 288.5 289.3 282.3 302.4 4.87 5 837 1600 1.2 0.9 98 0.3 1.1 211 9 288.7 289.5 282.4 302.6 4.88 6 823 1736 0.4 0.4 100 0.0 0.4 202 9 289.2 290.1 282.5 302.9 4.78 7 799 1972 -1.1 -1.1 100 0.0 -1.1 190 16 290.1 290.9 282.5 302.8 4.42 8 797 1992 -1.5 -2.2 95 0.7 -1.8 190 17 289.9 290.6 282.0 301.7 4.08 9 795 2012 -1.7 -5.5 75 3.8 -3.2 189 18 289.9 290.4 281.0 299.2 3.19 10 791 2053 -1.9 -6.5 71 4.6 -3.7 188 20 290.1 290.6 280.8 298.8 2.97 11 786 2103 -1.5 -8.5 59 7.0 -4.1 186 23 291.0 291.5 280.7 298.6 2.56 12 784 2123 -1.3 -9.3 54 8.0 -4.2 185 24 291.4 291.9 280.7 298.6 2.41 13 779 2175 1.6 -18.4 21 20.0 -4.5 188 25 295.1 295.3 280.8 298.7 1.15 14 776 2206 3.0 -20.0 17 23.0 -4.0 190 25 296.9 297.1 281.4 300.1 1.01 15 773 2237 3.6 -23.4 12 27.0 -4.0 192 25 297.9 298.0 281.5 300.3 0.75 16 772 2248 3.8 -21.2 14 25.0 -3.7 193 26 298.2 298.4 281.8 301.1 0.91 17 769 2279 3.4 -12.6 30 16.0 -2.4 195 26 298.1 298.5 283.0 304.0 1.89 18 756 2417 3.2 -12.8 30 16.0 -2.6 204 28 299.4 299.7 283.5 305.2 1.89 19 751 2471 3.0 -20.0 17 23.0 -4.1 206 27 299.7 299.9 282.6 303.1 1.04 20 734 2656 2.0 -24.0 13 26.0 -5.3 212 24 300.6 300.7 282.6 303.0 0.75 21 724 2767 1.4 -22.6 15 24.0 -5.5 215 22 301.1 301.3 283.0 303.9 0.86 22 720 2811 1.0 -15.0 29 16.0 -4.5 214 23 301.2 301.5 284.0 306.4 1.65 23 700 3037 -0.7 -12.7 40 12.0 -5.0 210 27 301.7 302.1 284.6 308.1 2.05 24 689 3163 -1.7 -13.7 39 12.0 -5.9 210 29 302.0 302.3 284.6 308.0 1.92 25 684 3221 -1.9 -13.9 39 12.0 -6.1 210 29 302.4 302.7 284.7 308.4 1.91 26 680 3268 -2.1 -20.1 24 18.0 -7.5 210 30 302.7 302.9 283.9 306.3 1.14 27 678 3291 -2.1 -32.1 8 30.0 -8.8 210 30 302.9 303.0 283.1 304.2 0.38 28 672 3362 -2.3 -47.3 2 45.0 -9.5 210 31 303.5 303.5 282.9 303.8 0.08 29 649 3638 -2.9 -49.9 1 47.0 -10.1 228 31 305.8 305.8 283.8 306.0 0.06 30 646 3675 -2.3 230 31 306.9 31 625 3938 -2.1 -41.1 3 39.0 -9.5 230 35 310.0 310.1 285.5 310.7 0.17 32 623 3963 -2.1 -38.1 4 36.0 -9.5 230 36 310.3 310.4 285.7 311.2 0.23 33 611 4118 -3.1 -20.1 26 17.0 -8.4 230 38 310.9 311.2 287.1 315.1 1.27 34 603 4222 -3.9 -20.9 25 17.0 -9.1 230 40 311.2 311.4 287.1 315.2 1.20 35 579 4541 -6.1 -20.1 32 14.0 -10.4 228 45 312.2 312.5 287.6 316.7 1.34 36 544 5025 -10.7 -19.7 48 9.0 -13.3 226 50 312.4 312.6 287.8 317.3 1.47 37 540 5082 -10.9 -19.9 47 9.0 -13.5 226 50 312.8 313.1 288.0 317.6 1.46 38 508 5549 -13.7 -24.7 39 11.0 -16.4 229 52 314.9 315.1 288.2 318.4 1.02 39 500 5670 -14.1 -25.1 39 11.0 -16.8 230 52 315.8 316.0 288.5 319.3 1.00 40 477 6024 -16.7 -27.7 38 11.0 -19.1 230 52 316.9 317.1 288.6 319.8 0.82 41 475 6055 -17.1 -28.1 38 11.0 -19.5 230 52 316.8 317.0 288.6 319.6 0.80 42 471 6118 -17.5 -29.5 34 12.0 -20.0 230 52 317.1 317.2 288.6 319.5 0.70 43 468 6166 -17.7 -33.7 23 16.0 -20.6 230 53 317.4 317.5 288.5 319.1 0.47 44 464 6230 -17.3 -41.3 10 24.0 -20.8 230 53 318.7 318.7 288.6 319.5 0.22 45 461 6278 -17.1 -43.1 8 26.0 -20.8 230 53 319.5 319.6 288.8 320.2 0.18 46 445 6541 -19.1 -40.1 14 21.0 -22.2 230 56 320.2 320.3 289.1 321.2 0.26 47 435 6709 -20.3 -45.3 9 25.0 -23.4 230 57 320.8 320.8 289.2 321.4 0.15 48 427 6845 -21.7 -39.7 18 18.0 -24.2 230 58 320.7 320.8 289.3 321.8 0.28 49 423 6914 -22.1 -34.1 33 12.0 -24.1 230 59 321.1 321.2 289.6 322.9 0.50 50 402 7284 -25.9 -34.9 43 9.0 -27.2 230 62 320.9 321.0 289.6 322.6 0.49 51 400 7320 -26.1 -36.1 39 10.0 -27.5 230 62 321.1 321.2 289.6 322.7 0.44 52 393 7447 -26.9 -37.9 35 11.0 -28.3 230 63 321.6 321.7 289.7 323.0 0.37 53 381 7670 -29.3 -38.3 41 9.0 -30.4 230 64 321.3 321.4 289.6 322.7 0.37 54 378 7726 -29.5 -42.5 27 13.0 -30.9 230 64 321.8 321.9 289.6 322.7 0.24 55 300 9330 -42.7 -57.7 18 15.0 -43.3 230 73 325.2 325.2 290.4 325.4 0.05 56 256 10385 -50.2 -66.1 14 15.9 -50.5 230 89 329.2 329.2 291.5 329.3 0.02 57 250 10540 -51.3 -67.3 13 16.0 -51.6 230 86 329.8 329.8 291.7 329.9 0.02 58 200 11970 -56.1 -77.1 6 21.0 -56.3 235 77 343.9 343.9 295.3 343.9 0.01 59 171 12953 -61.9 -79.9 7 18.0 -62.0 235 79 350.1 350.1 296.7 350.1 0.00 60 150 13770 -59.1 -85.1 2 26.0 -59.3 240 62 368.3 368.3 300.2 368.3 0.00 61 100 16320 -58.5 -86.5 2 28.0 -58.9 235 41 414.7 414.7 307.1 414.7 0.00 62 91 16912 -59.3 -87.3 1 28.0 -59.6 233 35 424.4 424.4 308.2 424.5 0.00 63 87 17194 -57.9 -86.9 1 29.0 -58.3 231 31 432.8 432.8 309.1 432.8 0.00 64 76 18038 -62.3 -88.3 2 26.0 -62.6 198 23 440.6 440.6 310.0 440.6 0.00 65 70 18550 -58.5 -87.5 1 29.0 -59.0 260 27 459.2 459.2 311.7 459.2 0.00 66 61 19409 -61.3 -88.3 2 27.0 -61.7 230 18 471.4 471.4 312.8 471.5 0.00 67 59 19616 -59.5 -88.5 1 29.0 -60.0 224 19 480.0 480.0 313.4 480.0 0.00 68 57 19831 -60.5 -88.5 1 28.0 -61.0 236 14 482.5 482.5 313.7 482.5 0.00 69 53 20286 -58.5 -87.5 1 29.0 -59.2 202 11 497.3 497.3 314.8 497.3 0.00 70 50 20650 -60.9 -87.9 2 27.0 -61.4 40 7 500.0 500.0 314.9 500.0 0.00 71 47 21035 -60.9 -88.9 1 28.0 -61.4 102 6 508.9 508.9 315.6 508.9 0.00 72 43 21589 -60.3 -88.3 1 28.0 -60.9 249 3 523.5 523.5 316.5 523.5 0.00 73 42 21736 -58.5 -87.5 1 29.0 -59.3 323 5 531.5 531.5 317.0 531.5 0.00 74 37 22531 -59.9 -87.9 1 28.0 -60.7 154 16 547.5 547.5 317.9 547.5 0.00 75 35 22880 -57.3 -87.3 1 30.0 -58.4 285 12 563.1 563.1 318.8 563.1 0.01 76 30 23860 -55.1 -86.1 1 31.0 -56.7 45 17 594.4 594.4 320.3 594.5 0.01 77 27 24532 -56.7 -86.7 1 30.0 -58.2 83 15 608.1 608.1 321.0 608.2 0.01 78 26 24773 -54.7 -86.7 1 32.0 -56.5 105 12 620.4 620.4 321.5 620.5 0.01 79 25 25024 -55.1 -86.1 1 31.0 -56.9 106 12 626.2 626.2 321.7 626.3 0.01 80 20 26470 -49.5 -83.5 1 34.0 -53.1 160 4 684.7 684.7 323.9 684.8 0.02 81 14 28823 -47.5 -82.5 1 35.0 -52.9 24 7 765.0 765.0 326.4 765.2 0.03 82 12 29859 -40.9 -79.9 1 39.0 -49.8 265 13 822.8 822.9 327.8 823.4 0.06 83 11 30451 -41.9 -79.9 1 38.0 -50.7 263 23 839.9 840.0 328.2 840.5 0.06 84 10 31100 -39.9 -79.9 1 40.0 -50.2 260 18 870.6 870.6 328.8 871.3 0.07 85 9.2 31669 -40.3 -80.3 1 40.0 -50.8 890.1 890.1 329.2 890.8 0.07 86 7.9 32717 -36.3 -79.3 0 43.0 -49.9 945.7 945.8 330.3 946.7 0.09 TRP 171 12953 -61.9 -79.9 7 18.0 -62.0 235 79 350.1 350.1 296.7 350.1 0.00 WND 256 10385 -50.2 -66.1 14 15.9 -50.5 230 89 329.2 329.2 291.5 329.3 0.02 Sounding variables and indices 1000-500 mb thick: 5524.00 m Freezing level: 816.60 mb = 1798.82 m = 5901.58 ft Freezing level: 781.76 mb = 2146.28 m = 7041.52 ft Freezing level: 708.24 mb = 2944.06 m = 9658.87 ft Wetbulb zero: 816.92 mb = 1795.05 m = 5889.19 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 46.90 % Est. max temperature: 15.30 C = 59.54 F Sfc-Lift cond lev (LCL): 860.26 mb = 1377.90 m = 4520.60 ft T: 3.08 C 700-500 lapse rate: 5.09 C/km ThetaE index: 4.34 C Layer 799.0- 784.0 mb Conv cond level (CCL): 850.00 mb = 1476.00 m = 4842.46 ft Mean mixing ratio: 5.28 g/kg Conv temperature: 15.30 C = 59.54 F Cap Strength: 12.30 C Lifted Index: 12.83 C Risk: None Lifted Index @300 mb: 15.87 C Lifted Index @700 mb: 7.07 C Showalter Index: 13.24 C Risk: None Total Totals Index: 31.50 C Risk: None Vertical Totals Index: 16.30 C Cross Totals Index: 15.20 C K Index: 5.40 Risk: None Sweat Index: 83.20 Risk: None Energy Index: 3.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.43 J/kg Max Up Vert Vel: 1.69 m/s Conv Inhibition (B-): 6.10 J/kg Cap Strength: 12.37 C Lift Cond Lev (LCL): 856.57 mb = 1413.06 m = 4635.98 ft Lev Free Conv (LFC): 831.57 mb = 1652.52 m = 5421.59 ft Equ Level (EL): 781.57 mb = 2148.21 m = 7047.84 ft B at Equ Level: -8.59 J/kg Max Parcel Lev (MPL): 781.57 mb = 2148.21 m = 7047.84 ft Wind level data Storm motion: 255 at 22 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 1000 146 280 6 5.9 -1.0 | 67 17 -15.6 -6.7 1 981 305 285 7 6.8 -1.8 | 63 17 -14.8 -7.5 2 945 610 285 10 9.7 -2.6 | 55 14 -11.9 -8.3 3 925 784 280 9 8.9 -1.6 | 60 15 -12.7 -7.3 4 910 914 270 10 10.0 -0.0 | 64 13 -11.5 -5.7 5 877 1219 265 9 9.0 0.8 | 69 14 -12.6 -4.9 6 850 1476 220 9 5.8 6.9 | 94 16 -15.8 1.2 7 814 1829 195 9 2.3 8.7 | 99 19 -19.2 3.0 8 783 2134 185 24 2.1 23.9 | 133 27 -19.5 18.2 9 754 2438 205 28 11.8 25.4 | 154 22 -9.7 19.7 10 726 2743 215 22 12.6 18.0 | 144 15 -8.9 12.3 11 700 3037 210 27 13.5 23.4 | 156 19 -8.0 17.7 12 672 3353 210 31 15.5 26.8 | 164 22 -6.0 21.1 13 647 3658 230 31 23.7 19.9 | 189 14 2.2 14.2 14 598 4267 230 41 31.4 26.4 | 206 23 9.9 20.6 15 553 4877 225 50 35.4 35.4 | 205 33 13.8 29.6 16 500 5670 230 52 39.8 33.4 | 213 33 18.3 27.7 17 472 6096 230 52 39.8 33.4 | 213 33 18.3 27.7 18 400 7320 230 62 47.5 39.9 | 217 43 25.9 34.1 19 383 7620 230 64 49.0 41.1 | 218 45 27.5 35.4 20 308 9144 230 72 55.2 46.3 | 220 53 33.6 40.6 21 300 9330 230 73 55.9 46.9 | 220 54 34.4 41.2 22 256 10385 230 89 68.2 57.2 | 222 69 46.6 51.5 23 250 10540 230 86 65.9 55.3 | 222 67 44.3 49.6 24 245 10668 230 89 68.2 57.2 | 222 69 46.6 51.5 25 200 11970 235 77 63.1 44.2 | 227 57 41.5 38.5 26 184 12497 230 72 55.2 46.3 | 220 53 33.6 40.6 27 171 12953 235 79 64.7 45.3 | 227 59 43.2 39.6 28 167 13106 235 83 68.0 47.6 | 228 63 46.4 41.9 29 151 13716 240 59 51.1 29.5 | 231 38 29.5 23.8 30 150 13770 240 62 53.7 31.0 | 232 41 32.1 25.3 31 144 14021 235 65 53.2 37.3 | 225 45 31.7 31.6 32 119 15240 240 53 45.9 26.5 | 230 32 24.4 20.8 33 108 15850 235 36 29.5 20.6 | 208 17 7.9 14.9 34 100 16320 235 41 33.6 23.5 | 214 21 12.0 17.8 35 98 16459 235 41 33.6 23.5 | 214 21 12.0 17.8 36 84 17374 230 29 22.2 18.6 | 183 13 0.7 12.9 37 80 17678 210 20 10.0 17.3 | 135 16 -11.5 11.6 38 77 17983 195 21 5.4 20.3 | 132 22 -16.1 14.6 39 73 18288 210 33 16.5 28.6 | 168 23 -5.0 22.9 40 70 18550 260 27 26.6 4.7 | 281 5 5.0 -1.0 41 70 18593 215 39 22.4 31.9 | 182 26 0.8 26.2 42 66 18898 255 31 29.9 8.0 | 255 9 8.4 2.3 43 63 19202 260 11 10.8 1.9 | 70 11 -10.7 -3.8 44 60 19507 215 22 12.6 18.0 | 144 15 -8.9 12.3 45 57 19812 240 14 12.1 7.0 | 98 10 -9.4 1.3 46 54 20117 185 10 0.9 10.0 | 102 21 -20.7 4.3 47 52 20422 215 12 6.9 9.8 | 106 15 -14.7 4.1 48 50 20650 40 7 -4.5 -5.4 | 67 28 -26.0 -11.1 49 45 21336 150 6 -3.0 5.2 | 89 25 -24.5 -0.5 50 43 21641 265 2 2.0 0.2 | 74 20 -19.6 -5.5 51 41 21946 75 10 -9.7 -2.6 | 75 32 -31.2 -8.3 52 39 22250 130 21 -16.1 13.5 | 102 38 -37.6 7.8 53 37 22555 155 16 -6.8 14.5 | 107 30 -28.3 8.8 54 35 22860 280 12 11.8 -2.1 | 51 12 -9.7 -7.8 55 34 23165 325 12 6.9 -9.8 | 43 21 -14.7 -15.5 56 32 23470 350 2 0.3 -2.0 | 70 23 -21.2 -7.7 57 30 23860 45 17 -12.0 -12.0 | 62 38 -33.6 -17.7 58 29 24079 40 16 -10.3 -12.3 | 61 37 -31.8 -18.0 59 28 24384 60 18 -15.6 -9.0 | 68 40 -37.1 -14.7 60 26 24689 105 12 -11.6 3.1 | 86 33 -33.1 -2.6 61 21 26213 110 10 -9.4 3.4 | 86 31 -30.9 -2.3 62 20 26470 160 4 -1.4 3.8 | 85 23 -22.9 -1.9 63 18 27127 225 3 2.1 2.1 | 80 20 -19.4 -3.6 64 17 27432 300 8 6.9 -4.0 | 56 18 -14.6 -9.7 65 17 27737 325 15 8.6 -12.3 | 36 22 -12.9 -18.0 66 15 28346 345 11 2.8 -10.6 | 49 25 -18.7 -16.3 67 14 28651 75 10 -9.7 -2.6 | 75 32 -31.2 -8.3 68 13 29261 280 2 2.0 -0.3 | 73 20 -19.6 -6.1 69 13 29566 290 13 12.2 -4.4 | 43 14 -9.3 -10.2 70 12 29870 265 13 13.0 1.1 | 62 10 -8.6 -4.6 71 11 30175 265 25 24.9 2.2 | 316 5 3.4 -3.5 72 10 31100 260 18 17.7 3.1 | 56 5 -3.8 -2.6 Wind Parameters Mean winds (0-6000m): 225.2 at 29.7 knts Storm direction: 255.2 at 22.3 knts Shear (0-3000m) pos: 2.5 neg: 5.3 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 92.0 deg Storm rel helicity (0-3000m) pos: 190.0 neg: -26.2 tot: 163.8 m^2/s^2 ave: 54.6 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 93.19 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 ------------------------------------------------------------------------------- 500 284 8 61 16| 3.9 0.0 3.9| 0.0 -12.4 -12.4 -24.8 -0.74| 4.1 -3.0 1000 279 9 61 15| 2.0 1.5 3.5| 10.0 -12.4 -2.4 -2.4 -0.03| 3.9 -0.1 1500 265 9 69 14| 1.3 4.0 5.3| 37.7 -12.4 25.3 16.9 0.43| 5.8 2.5 2000 239 10 88 13| 1.0 7.0 8.0|115.7 -12.4 103.3 51.7 0.62| 8.7 5.4 2500 222 13 108 13| 3.0 5.6 8.6|169.0 -21.0 148.1 59.2 0.57| 9.9 5.7 3000 219 15 117 14| 2.5 5.3 7.9|190.0 -26.2 163.8 54.6 0.54| 9.8 5.3 4000 221 20 137 13| 3.8 4.0 7.8|257.8 -26.2 231.6 57.9 0.57| 10.1 5.8 5000 223 25 161 13| 3.1 4.2 7.2|276.9 -28.8 248.1 49.6 0.51| 9.4 4.8 6000 225 30 178 15| 2.8 3.5 6.3|306.1 -28.8 277.3 46.2 0.53| 8.2 4.3 Wrote GIF file: /home/apache/climate/data/raob//KNKX/skewt/KNKX.skewt.20250426.00.gif