UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for KNKX... Searching the city database file for: KNKX ... Date:1200Z 18 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 ------------------------------------------------------------------------------- 0 1000 127 275 3 SFC 999 146 12.6 11.0 90 1.6 11.7 275 3 285.8 287.3 284.9 308.8 8.27 2 991 212 13.0 10.4 84 2.6 11.5 290 5 286.9 288.3 285.0 309.3 8.01 3 948 577 9.8 8.8 93 1.0 9.2 288 13 287.3 288.6 284.7 308.4 7.51 4 925 778 8.4 3.9 73 4.5 6.1 295 15 287.9 288.9 282.8 303.4 5.47 5 897 1031 6.2 3.7 84 2.5 4.9 282 14 288.2 289.1 283.0 304.0 5.56 6 877 1216 5.2 0.7 73 4.5 3.1 270 13 289.0 289.8 282.3 302.2 4.59 7 861 1366 4.0 1.6 84 2.4 2.8 276 12 289.3 290.1 282.8 303.6 4.99 8 850 1471 3.8 0.6 80 3.2 2.3 280 11 290.1 291.0 282.8 303.7 4.70 9 835 1616 3.0 -0.9 76 3.9 1.2 288 11 290.8 291.5 282.7 303.2 4.29 10 826 1703 2.8 1.1 89 1.7 2.0 293 11 291.5 292.3 283.8 306.0 5.02 11 823 1733 2.8 0.7 86 2.1 1.8 295 11 291.8 292.6 283.8 305.9 4.89 12 809 1872 2.2 2.2 100 0.0 2.2 302 12 292.6 293.5 284.8 308.6 5.55 13 802 1942 1.8 1.4 97 0.4 1.6 305 13 292.9 293.8 284.7 308.2 5.28 14 798 1982 2.6 -0.8 78 3.4 1.0 307 13 294.1 294.9 284.3 307.4 4.52 15 757 2406 -1.5 -1.5 100 0.0 -1.5 311 19 294.2 295.0 284.4 307.4 4.53 16 741 2576 -2.7 -2.9 99 0.2 -2.8 317 19 294.7 295.4 284.2 306.9 4.17 17 737 2619 0.0 -4.1 74 4.1 -1.8 319 19 298.1 298.8 285.1 309.5 3.83 18 734 2652 0.8 -2.9 76 3.7 -0.9 321 19 299.3 300.0 286.0 311.9 4.21 19 732 2674 1.2 -2.9 74 4.1 -0.7 322 19 300.0 300.7 286.3 312.7 4.22 20 725 2751 1.2 -3.7 70 4.9 -1.0 325 19 300.8 301.5 286.4 312.9 4.01 21 717 2841 1.4 -9.6 44 11.0 -3.0 325 17 302.0 302.4 285.3 309.9 2.57 22 710 2920 1.6 -11.4 37 13.0 -3.4 325 15 303.0 303.4 285.4 310.1 2.25 23 700 3034 1.2 -12.8 34 14.0 -4.0 325 13 303.8 304.2 285.4 310.2 2.04 24 682 3243 0.2 -15.8 29 16.0 -5.3 320 13 305.0 305.3 285.4 310.2 1.63 25 676 3313 0.0 -16.0 29 16.0 -5.5 320 13 305.5 305.8 285.6 310.7 1.62 26 661 3492 -1.7 -15.7 33 14.0 -6.5 320 13 305.6 305.9 285.7 311.0 1.70 27 649 3637 -2.9 -18.9 28 16.0 -7.9 320 12 305.8 306.1 285.4 310.1 1.32 28 645 3686 -3.3 -16.3 36 13.0 -7.6 320 12 305.9 306.2 285.8 311.2 1.66 29 634 3821 -4.5 -17.5 35 13.0 -8.7 318 13 306.0 306.3 285.7 311.0 1.52 30 615 4060 -5.9 -22.9 25 17.0 -10.5 314 16 307.1 307.3 285.4 310.4 0.99 31 612 4098 -5.9 -29.9 13 24.0 -11.4 313 16 307.5 307.6 285.1 309.3 0.52 32 605 4188 -6.5 -35.5 8 29.0 -12.2 312 17 307.9 307.9 284.9 308.9 0.31 33 567 4690 -10.9 -24.9 31 14.0 -14.3 317 22 308.5 308.6 285.8 311.4 0.89 34 525 5275 -15.9 -30.9 26 15.0 -18.7 320 23 309.3 309.4 285.8 311.2 0.55 35 500 5640 -18.5 -35.5 21 17.0 -21.2 335 22 310.5 310.6 285.9 311.8 0.37 36 489 5806 -19.9 -37.9 19 18.0 -22.5 340 23 310.7 310.8 285.9 311.8 0.30 37 472 6069 -22.1 -45.1 11 23.0 -24.6 349 26 311.2 311.2 285.9 311.7 0.14 38 458 6291 -23.3 -55.3 4 32.0 -25.9 353 28 312.4 312.4 286.2 312.5 0.05 39 444 6518 -24.9 -52.9 6 28.0 -27.2 357 31 313.1 313.2 286.5 313.4 0.06 40 403 7217 -30.9 -49.9 14 19.0 -32.3 9 33 314.2 314.2 286.9 314.5 0.10 41 400 7270 -31.5 -51.5 12 20.0 -32.9 10 32 314.0 314.1 286.9 314.4 0.08 42 389 7466 -33.3 -54.3 10 21.0 -34.5 7 31 314.2 314.2 286.9 314.4 0.06 43 344 8316 -40.3 -51.3 30 11.0 -40.9 2 59 316.0 316.0 287.5 316.3 0.10 44 338 8436 -40.9 -52.9 26 12.0 -41.5 1 64 316.7 316.7 287.8 317.0 0.08 45 337 8456 -41.1 -54.1 23 13.0 -41.7 1 65 316.7 316.7 287.8 317.0 0.07 46 327 8661 -41.3 -57.3 16 16.0 -41.9 0 73 319.2 319.2 288.5 319.4 0.05 47 324 8723 -41.7 -56.7 18 15.0 -42.3 360 76 319.5 319.5 288.6 319.7 0.05 48 321 8786 -42.1 -56.1 20 14.0 -42.7 360 76 319.8 319.8 288.8 320.0 0.06 49 306 9108 -44.5 -58.5 20 14.0 -45.0 4 73 320.8 320.8 289.0 321.0 0.05 50 300 9240 -45.3 -60.3 17 15.0 -45.7 5 65 321.5 321.5 289.3 321.7 0.04 51 270 9932 -48.9 -65.9 12 17.0 -49.3 359 66 326.1 326.1 290.6 326.2 0.02 52 256 10277 -51.9 -65.9 17 14.0 -52.2 356 67 326.7 326.7 290.8 326.8 0.02 53 253 10353 -51.9 -66.9 15 15.0 -52.2 355 67 327.8 327.8 291.1 327.9 0.02 54 250 10430 -51.9 -67.9 13 16.0 -52.2 355 60 328.9 328.9 291.4 329.0 0.02 55 238 10747 -53.3 -72.3 8 19.0 -53.6 357 50 331.5 331.5 292.1 331.5 0.01 56 221 11223 -54.9 -72.9 9 18.0 -55.1 342 39 336.1 336.1 293.3 336.1 0.01 57 214 11429 -53.9 -75.9 5 22.0 -54.2 335 34 340.8 340.8 294.5 340.8 0.01 58 201 11828 -56.5 -77.5 5 21.0 -56.7 315 36 342.8 342.8 295.0 342.8 0.00 59 200 11860 -56.3 -77.3 5 21.0 -56.5 315 36 343.6 343.6 295.2 343.6 0.01 60 150 13690 -57.1 -84.1 2 27.0 -57.4 275 47 371.7 371.7 300.9 371.7 0.00 61 100 16250 -60.5 -86.5 2 26.0 -60.8 250 45 410.8 410.8 306.6 410.8 0.00 62 93 16700 -61.9 -87.9 2 26.0 -62.1 254 47 416.7 416.7 307.3 416.7 0.00 63 86 17186 -60.3 -87.3 2 27.0 -60.6 264 48 429.3 429.3 308.7 429.4 0.00 64 81 17562 -57.7 -86.7 1 29.0 -58.2 276 40 442.1 442.1 310.1 442.1 0.00 65 75 18043 -61.3 -87.3 2 26.0 -61.6 256 24 444.4 444.4 310.3 444.4 0.00 66 70 18470 -62.3 -88.3 2 26.0 -62.6 255 35 451.1 451.1 311.0 451.1 0.00 67 69 18559 -62.5 -88.5 2 26.0 -62.8 255 35 452.5 452.5 311.1 452.5 0.00 68 63 19125 -58.9 -87.9 1 29.0 -59.5 244 27 472.4 472.4 312.8 472.4 0.00 69 54 20083 -62.7 -88.7 2 26.0 -63.1 233 16 484.9 484.9 313.8 484.9 0.00 70 52 20317 -61.1 -88.1 2 27.0 -61.6 231 21 493.9 493.9 314.5 493.9 0.00 71 50 20560 -61.5 -88.5 2 27.0 -62.0 265 21 498.6 498.6 314.8 498.6 0.00 72 49 20686 -60.1 -89.1 1 29.0 -60.7 254 22 504.8 504.8 315.3 504.8 0.00 73 47 20946 -60.1 -88.1 1 28.0 -60.7 261 16 510.8 510.8 315.7 510.8 0.00 74 45 21216 -61.1 -89.1 1 28.0 -61.7 274 8 514.8 514.8 315.9 514.8 0.00 75 41 21798 -58.7 -87.7 1 29.0 -59.5 235 11 534.7 534.7 317.2 534.7 0.00 76 40 21952 -59.9 -88.9 1 29.0 -60.6 215 10 535.4 535.4 317.2 535.4 0.00 77 36 22614 -57.3 -87.3 1 30.0 -58.3 211 16 558.5 558.5 318.6 558.6 0.01 78 31 23562 -56.1 -87.1 1 31.0 -57.5 259 8 586.2 586.2 320.0 586.2 0.01 79 30 23770 -57.1 -87.1 1 30.0 -58.4 300 5 589.0 589.0 320.1 589.0 0.01 80 26 24682 -54.1 -86.1 1 32.0 -56.1 215 4 622.1 622.1 321.6 622.2 0.01 81 24 25194 -55.3 -86.3 1 31.0 -57.2 128 7 633.0 633.0 322.0 633.1 0.01 82 20 26370 -50.5 -84.5 1 34.0 -53.8 240 6 681.6 681.6 323.8 681.7 0.02 83 19 26705 -50.1 -84.1 1 34.0 -53.7 271 11 692.9 692.9 324.2 693.0 0.02 84 18 27057 -50.9 -84.9 1 34.0 -54.4 309 10 701.2 701.2 324.5 701.3 0.02 85 17 27430 -49.7 -84.7 1 35.0 -53.7 230 3 716.6 716.6 325.0 716.7 0.02 86 17 27430 -50.1 -85.1 1 35.0 -53.9 230 3 715.3 715.3 324.9 715.4 0.02 87 16 27830 -46.3 -83.3 1 37.0 -51.7 235 11 740.2 740.2 325.7 740.4 0.02 88 15 28257 -47.5 -83.5 1 36.0 -52.7 245 12 750.0 750.0 326.0 750.2 0.02 89 11 30325 -43.5 -81.5 1 38.0 -51.5 276 17 834.1 834.1 328.1 834.6 0.05 90 11 30325 -43.5 -81.5 1 38.0 -51.5 276 17 834.1 834.1 328.1 834.6 0.05 91 10 30970 -40.9 -80.9 1 40.0 -50.7 290 20 866.9 866.9 328.8 867.4 0.06 92 8.6 31994 -41.9 -80.9 1 39.0 -51.8 275 27 901.2 901.2 329.5 901.9 0.07 93 7.0 33400 -38.1 -80.1 0 42.0 -51.2 255 37 971.5 971.6 330.7 972.6 0.09 94 6.7 33702 -36.9 -78.9 0 42.0 -51.0 988.8 988.9 331.0 990.2 0.12 TRP 201 11828 -56.5 -77.5 5 21.0 -56.7 315 36 342.8 342.8 295.0 342.8 0.00 WND 324 8723 -41.7 -56.7 18 15.0 -42.3 360 76 319.5 319.5 288.6 319.7 0.05 Sounding variables and indices 1000-500 mb thick: 5513.00 m Freezing level: 772.00 mb = 2251.02 m = 7385.14 ft Freezing level: 737.00 mb = 2619.19 m = 8593.02 ft Freezing level: 676.00 mb = 3313.28 m = 10870.20 ft Wetbulb zero: 781.47 mb = 2150.47 m = 7055.26 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 54.53 % Est. max temperature: 16.94 C = 62.48 F Sfc-Lift cond lev (LCL): 975.28 mb = 344.06 m = 1128.78 ft T: 11.85 C 700-500 lapse rate: 7.56 C/km ThetaE index: 5.82 C Layer 948.0- 897.0 mb Conv cond level (CCL): 905.31 mb = 955.30 m = 3134.15 ft Mean mixing ratio: 6.89 g/kg Conv temperature: 14.86 C = 58.75 F Cap Strength: 7.54 C Lifted Index: 5.86 C Risk: None Lifted Index @300 mb: 10.64 C Lifted Index @700 mb: 6.92 C Showalter Index: 7.96 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.10 C K Index: 8.90 Risk: None Sweat Index: 51.20 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.04 J/kg Max Up Vert Vel: 3.75 m/s Conv Inhibition (B-): 5.29 J/kg Cap Strength: 7.49 C Lift Cond Lev (LCL): 914.56 mb = 871.57 m = 2859.45 ft Lev Free Conv (LFC): 869.56 mb = 1285.63 m = 4217.89 ft Equ Level (EL): 849.56 mb = 1475.23 m = 4839.94 ft B at Equ Level: 6.89 J/kg Max Parcel Lev (MPL): 799.56 mb = 1966.54 m = 6451.82 ft Wind level data Storm motion: 345 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 ---------------------------------------------------------- 0 999 146 275 3 3.0 -0.3 | 179 12 -0.2 11.8 1 980 305 310 8 6.1 -5.1 | 203 8 3.0 6.9 2 944 610 285 14 13.5 -3.6 | 231 13 10.4 8.5 3 925 778 295 15 13.6 -6.3 | 241 12 10.4 5.8 4 910 914 290 14 13.2 -4.8 | 234 12 10.0 7.3 5 877 1219 270 13 13.0 -0.0 | 219 16 9.8 12.1 6 850 1471 280 11 10.8 -1.9 | 217 13 7.7 10.2 7 813 1829 300 11 9.5 -5.5 | 224 9 6.4 6.6 8 783 2134 315 16 11.3 -11.3 | 265 8 8.2 0.8 9 754 2438 310 19 14.6 -12.2 | 271 11 11.4 -0.1 10 726 2743 325 19 10.9 -15.6 | 294 8 7.7 -3.5 11 700 3034 325 13 7.5 -10.6 | 251 5 4.3 1.4 12 699 3048 320 14 9.0 -10.7 | 257 6 5.8 1.4 13 646 3658 320 12 7.7 -9.2 | 238 5 4.6 2.9 14 597 4267 310 18 13.8 -11.6 | 267 11 10.6 0.5 15 552 4877 320 24 15.4 -18.4 | 297 14 12.3 -6.3 16 510 5486 320 22 14.1 -16.9 | 293 12 11.0 -4.8 17 500 5640 335 22 9.3 -19.9 | 322 10 6.1 -7.8 18 470 6096 350 26 4.5 -25.6 | 354 14 1.4 -13.5 19 414 7010 5 36 -3.1 -35.9 | 15 25 -6.3 -23.8 20 400 7270 10 32 -5.6 -31.5 | 24 21 -8.7 -19.4 21 380 7620 5 30 -2.6 -29.9 | 18 19 -5.8 -17.8 22 324 8723 360 76 -0.0 -76.0 | 3 64 -3.2 -63.9 23 318 8839 360 76 -0.0 -76.0 | 3 64 -3.2 -63.9 24 304 9144 5 73 -6.4 -72.7 | 9 61 -9.5 -60.6 25 300 9240 5 65 -5.7 -64.8 | 10 53 -8.8 -52.7 26 253 10363 355 67 5.8 -66.7 | 357 55 2.7 -54.7 27 250 10430 355 60 5.2 -59.8 | 358 48 2.1 -47.7 28 241 10668 360 52 -0.0 -52.0 | 5 40 -3.2 -39.9 29 209 11582 330 30 15.0 -26.0 | 320 18 11.8 -13.9 30 201 11828 315 36 25.5 -25.5 | 301 26 22.3 -13.4 31 200 11860 315 36 25.5 -25.5 | 301 26 22.3 -13.4 32 190 12192 305 37 30.3 -21.2 | 289 29 27.2 -9.1 33 172 12802 300 51 44.2 -25.5 | 288 43 41.0 -13.4 34 164 13106 300 38 32.9 -19.0 | 283 31 29.8 -6.9 35 157 13411 290 33 31.0 -11.3 | 268 28 27.9 0.8 36 150 13690 275 47 46.8 -4.1 | 260 44 43.7 8.0 37 149 13716 270 47 47.0 -0.0 | 255 45 43.8 12.1 38 117 15240 265 49 48.8 4.3 | 250 49 45.7 16.4 39 102 16154 270 45 45.0 -0.0 | 254 44 41.8 12.1 40 100 16250 250 45 42.3 15.4 | 235 48 39.1 27.5 41 97 16459 250 45 42.3 15.4 | 235 48 39.1 27.5 42 88 17069 260 51 50.2 8.9 | 246 52 47.1 20.9 43 79 17678 280 38 37.4 -6.6 | 261 35 34.3 5.5 44 76 17983 255 24 23.2 6.2 | 228 27 20.0 18.3 45 72 18288 260 22 21.7 3.8 | 229 24 18.5 15.9 46 70 18470 255 35 33.8 9.1 | 235 37 30.7 21.2 47 65 18898 255 35 33.8 9.1 | 235 37 30.7 21.2 48 62 19202 240 24 20.8 12.0 | 216 30 17.6 24.1 49 59 19507 280 12 11.8 -2.1 | 221 13 8.7 10.0 50 56 19812 235 10 8.2 5.7 | 196 19 5.0 17.8 51 51 20422 230 23 17.6 14.8 | 208 31 14.5 26.9 52 50 20560 265 21 20.9 1.8 | 232 23 17.8 13.9 53 49 20726 250 22 20.7 7.5 | 222 26 17.5 19.6 54 44 21336 280 5 4.9 -0.9 | 189 11 1.8 11.2 55 42 21641 255 11 10.6 2.8 | 207 17 7.5 14.9 56 38 22250 180 10 0.0 10.0 | 172 22 -3.2 22.1 57 36 22555 210 14 7.0 12.1 | 189 25 3.8 24.2 58 35 22860 215 21 12.0 17.2 | 197 31 8.9 29.3 59 33 23165 250 10 9.4 3.4 | 202 17 6.2 15.5 60 31 23470 240 10 8.7 5.0 | 198 18 5.5 17.1 61 30 23770 300 5 4.3 -2.5 | 187 10 1.2 9.6 62 30 23774 280 10 9.8 -1.7 | 213 12 6.7 10.4 63 29 24079 285 10 9.7 -2.6 | 214 12 6.5 9.5 64 27 24384 275 5 5.0 -0.4 | 189 12 1.8 11.7 65 25 24994 155 2 -0.8 1.8 | 164 14 -4.0 13.9 66 24 25298 115 10 -9.1 4.2 | 143 20 -12.2 16.3 67 20 26213 250 16 15.0 5.5 | 214 21 11.9 17.6 68 20 26370 240 6 5.2 3.0 | 188 15 2.0 15.1 69 20 26518 250 12 11.3 4.1 | 207 18 8.1 16.2 70 18 27127 315 10 7.1 -7.1 | 218 6 3.9 5.0 71 17 27432 230 3 2.3 1.9 | 177 14 -0.9 14.0 72 16 27737 235 10 8.2 5.7 | 196 19 5.0 17.8 73 16 28042 235 12 9.8 6.9 | 199 20 6.7 19.0 74 14 28651 260 12 11.8 2.1 | 211 17 8.7 14.2 75 13 29261 270 13 13.0 -0.0 | 219 16 9.8 12.1 76 12 29566 235 15 12.3 8.6 | 204 23 9.1 20.7 77 12 29870 265 14 13.9 1.2 | 219 17 10.8 13.3 78 10 30970 290 20 18.8 -6.8 | 251 16 15.6 5.3 79 7 33400 255 37 35.7 9.6 | 236 39 32.6 21.7 Wind Parameters Mean winds (0-6000m): 315.4 at 16.7 knts Storm direction: 345.4 at 12.5 knts Shear (0-3000m) pos: 3.4 neg: 1.4 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 74.8 deg Storm rel helicity (0-3000m) pos: 58.4 neg: -25.6 tot: 32.8 m^2/s^2 ave: 10.9 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.73 Bulk Shear: 9.61 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 ------------------------------------------------------------------------------- 500 294 9 214 10| 11.6 0.0 11.6| 23.5 0.0 23.5 47.0 0.69| 13.5 9.4 1000 290 12 225 11| 5.8 1.6 7.4| 28.0 -13.4 14.6 14.6 0.34| 10.1 3.4 1500 286 12 223 12| 3.5 1.1 4.5| 30.2 -18.4 11.8 7.8 0.24| 8.6 2.1 2000 291 12 226 11| 4.3 0.8 5.1| 45.6 -18.4 27.2 13.6 0.39| 8.5 3.3 2500 297 13 235 11| 4.1 0.6 4.7| 55.3 -18.4 36.9 14.8 0.42| 8.1 3.4 3000 303 14 241 10| 3.4 1.4 4.8| 58.4 -25.6 32.8 10.9 0.29| 8.0 2.3 4000 307 14 243 9| 2.6 0.8 3.4| 64.2 -27.9 36.3 9.1 0.28| 6.9 1.9 5000 309 15 254 9| 2.7 0.7 3.4| 84.9 -28.8 56.1 11.2 0.34| 6.4 2.2 6000 315 17 268 9| 2.8 0.6 3.3|121.4 -30.2 91.2 15.2 0.43| 6.6 2.8 Wrote GIF file: /home/apache/climate/data/raob//KNKX/skewt/KNKX.skewt.20250418.12.gif