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 KTWC... Searching the city database file for: KTWC ... Date:1200Z 18 APR 25 Station: KTWC WMO ident: 72274 Latitude: 32.23 Longitude: -110.96 Elevation: 751.00 ------------------------------------------------------------------------------- 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 87 SFC 925 751 14.2 2.2 44 12.0 8.0 0 0 293.8 294.7 284.5 308.0 4.85 2 861 1351 8.8 0.8 57 8.0 4.8 246 12 294.3 295.1 284.6 308.1 4.71 3 850 1457 8.4 0.4 57 8.0 4.5 230 14 294.9 295.8 284.8 308.6 4.63 4 802 1934 4.6 -1.4 65 6.0 1.8 215 16 295.8 296.6 284.8 308.6 4.30 5 800 1954 4.8 -2.2 60 7.0 1.5 214 17 296.3 297.0 284.7 308.4 4.06 6 785 2108 3.6 -2.4 65 6.0 0.8 207 20 296.6 297.3 284.8 308.7 4.08 7 779 2171 3.8 -6.2 48 10.0 -0.4 207 21 297.5 298.0 284.1 306.8 3.08 8 774 2223 3.8 -8.2 41 12.0 -1.1 209 21 298.0 298.5 283.8 306.1 2.66 9 770 2265 3.6 -8.4 41 12.0 -1.3 211 21 298.2 298.7 283.9 306.3 2.63 10 730 2696 1.0 -16.0 27 17.0 -4.7 220 28 300.0 300.2 283.3 304.7 1.50 11 708 2941 -1.1 -16.1 31 15.0 -6.0 213 32 300.3 300.6 283.4 305.1 1.54 12 700 3032 -1.5 -18.5 26 17.0 -6.7 210 33 300.8 301.1 283.4 304.9 1.27 13 686 3193 -2.3 -21.3 22 19.0 -7.7 212 33 301.7 301.9 283.4 305.0 1.02 14 684 3216 -2.3 -23.3 18 21.0 -8.0 213 33 301.9 302.1 283.3 304.7 0.85 15 680 3262 -2.1 -33.1 7 31.0 -8.8 214 33 302.7 302.7 283.0 303.8 0.35 16 679 3274 -2.1 -32.1 8 30.0 -8.8 214 33 302.8 302.9 283.0 304.1 0.38 17 676 3309 -2.3 -24.3 17 22.0 -8.2 214 33 302.9 303.1 283.6 305.6 0.79 18 669 3392 -2.3 -30.3 10 28.0 -8.8 216 34 303.8 303.9 283.5 305.4 0.46 19 654 3571 -3.9 -31.9 9 28.0 -10.0 218 34 304.0 304.1 283.5 305.4 0.40 20 621 3978 -7.1 -31.1 13 24.0 -12.2 225 37 304.9 305.0 284.0 306.5 0.46 21 588 4401 -10.7 -23.7 33 13.0 -13.9 231 41 305.5 305.7 284.8 308.7 0.96 22 586 4427 -10.9 -24.9 31 14.0 -14.2 231 41 305.6 305.7 284.7 308.4 0.86 23 582 4479 -10.9 -28.9 21 18.0 -14.7 232 41 306.2 306.3 284.7 308.2 0.60 24 568 4666 -12.3 -24.3 36 12.0 -15.2 233 42 306.7 306.8 285.2 309.8 0.94 25 555 4843 -13.1 -30.1 23 17.0 -16.5 235 43 307.7 307.8 285.2 309.7 0.56 26 523 5293 -16.3 -30.3 29 14.0 -19.0 235 51 309.2 309.3 285.7 311.2 0.59 27 517 5380 -16.7 -33.7 21 17.0 -19.6 235 53 309.7 309.8 285.8 311.2 0.43 28 509 5497 -17.5 -33.5 23 16.0 -20.3 235 55 310.1 310.2 285.9 311.7 0.44 29 500 5630 -18.3 -35.3 21 17.0 -21.0 235 58 310.7 310.8 286.1 312.1 0.38 30 476 5996 -20.7 -41.7 13 21.0 -23.4 231 68 312.2 312.2 286.4 312.9 0.21 31 469 6106 -21.1 -41.1 15 20.0 -23.7 230 71 313.0 313.0 286.6 313.8 0.22 32 445 6491 -24.3 -41.3 19 17.0 -26.3 228 75 313.7 313.7 286.9 314.5 0.23 33 400 7260 -30.3 -50.3 12 20.0 -31.8 225 82 315.6 315.6 287.4 316.0 0.10 34 398 7296 -30.7 -51.7 11 21.0 -32.2 225 82 315.5 315.6 287.3 315.9 0.08 35 376 7697 -33.1 -56.1 8 23.0 -34.4 230 88 317.5 317.5 288.0 317.7 0.05 36 370 7810 -32.7 -60.7 4 28.0 -34.1 230 91 319.5 319.5 288.6 319.7 0.03 37 317 8878 -41.5 -55.5 21 14.0 -42.1 227 112 321.8 321.8 289.3 322.0 0.07 38 313 8964 -41.9 -55.9 20 14.0 -42.5 227 112 322.4 322.4 289.6 322.6 0.06 39 300 9250 -43.7 -60.7 14 17.0 -44.3 230 115 323.8 323.8 289.9 323.9 0.04 40 291 9454 -44.9 -63.9 10 19.0 -45.4 231 116 324.9 324.9 290.3 325.0 0.02 41 267 10027 -47.4 -67.2 9 19.8 -47.9 235 120 329.3 329.3 291.5 329.4 0.02 42 261 10177 -48.1 -68.1 8 20.0 -48.6 235 119 330.5 330.5 291.9 330.5 0.02 43 259 10228 -48.3 -68.3 8 20.0 -48.7 235 119 330.9 330.9 292.0 331.0 0.02 44 257 10279 -48.5 -68.5 8 20.0 -48.9 235 118 331.3 331.3 292.1 331.4 0.01 45 250 10460 -50.1 -69.1 9 19.0 -50.5 235 117 331.6 331.6 292.2 331.6 0.01 46 246 10565 -50.7 -68.7 10 18.0 -51.0 235 117 332.2 332.2 292.3 332.3 0.01 47 234 10890 -51.5 -71.5 7 20.0 -51.8 235 118 335.8 335.8 293.3 335.8 0.01 48 226 11115 -52.9 -72.9 7 20.0 -53.2 235 118 337.0 337.0 293.6 337.0 0.01 49 223 11201 -52.9 -72.9 7 20.0 -53.2 235 118 338.3 338.3 293.9 338.3 0.01 50 220 11288 -53.3 -73.3 7 20.0 -53.6 235 111 339.0 339.0 294.1 339.0 0.01 51 200 11900 -53.9 -77.9 4 24.0 -54.2 235 97 347.4 347.4 296.1 347.4 0.00 52 181 12538 -53.1 -80.1 2 27.0 -53.5 237 90 358.8 358.8 298.5 358.8 0.00 53 154 13564 -57.3 -84.3 2 27.0 -57.6 240 78 368.6 368.6 300.3 368.6 0.00 54 152 13646 -55.9 -84.9 1 29.0 -56.2 240 77 372.4 372.4 301.0 372.4 0.00 55 150 13730 -56.1 -85.1 1 29.0 -56.4 240 76 373.4 373.4 301.2 373.4 0.00 56 147 13858 -56.1 -85.1 1 29.0 -56.4 240 76 375.6 375.6 301.5 375.6 0.00 57 145 13946 -54.3 -85.3 1 31.0 -54.7 240 76 380.2 380.2 302.3 380.2 0.00 58 139 14216 -55.3 -85.3 1 30.0 -55.7 239 75 383.0 383.1 302.8 383.1 0.00 59 133 14498 -53.9 -85.9 1 32.0 -54.4 238 74 390.4 390.4 303.9 390.4 0.00 60 100 16300 -60.5 -88.5 1 28.0 -60.8 220 65 410.8 410.8 306.6 410.8 0.00 61 93 16750 -62.3 -89.3 2 27.0 -62.6 227 66 415.9 415.9 307.2 415.9 0.00 62 74 18166 -60.9 -88.9 1 28.0 -61.3 250 35 446.9 446.9 310.6 446.9 0.00 63 70 18510 -63.3 -90.3 1 27.0 -63.6 230 38 449.0 449.0 310.7 449.0 0.00 64 61 19349 -66.1 -91.1 2 25.0 -66.3 237 37 460.8 460.8 311.8 460.8 0.00 65 61 19349 -66.1 -91.1 2 25.0 -66.3 237 37 460.8 460.8 311.8 460.8 0.00 66 60 19450 -60.9 -90.9 1 30.0 -61.3 242 34 474.6 474.6 313.0 474.6 0.00 67 60 19450 -59.5 -90.5 1 31.0 -60.0 242 34 477.7 477.7 313.2 477.7 0.00 68 52 20330 -66.3 -91.3 2 25.0 -66.5 301 10 481.8 481.8 313.6 481.8 0.00 69 52 20330 -64.3 -90.3 2 26.0 -64.6 301 10 486.5 486.5 314.0 486.5 0.00 70 50 20570 -63.5 -90.5 1 27.0 -63.8 245 13 493.8 493.8 314.5 493.9 0.00 71 48 20822 -61.1 -90.1 1 29.0 -61.6 257 12 505.4 505.4 315.3 505.4 0.00 72 46 21086 -61.7 -90.7 1 29.0 -62.2 281 15 510.1 510.1 315.7 510.1 0.00 73 45 21222 -61.5 -91.5 1 30.0 -62.0 283 13 513.8 513.8 315.9 513.8 0.00 74 45 21222 -58.5 -89.5 1 31.0 -59.3 283 13 521.1 521.1 316.4 521.1 0.00 75 44 21362 -59.7 -89.7 1 30.0 -60.4 279 10 521.5 521.5 316.4 521.5 0.00 76 43 21507 -57.3 -89.3 1 32.0 -58.2 258 6 530.9 530.9 317.0 530.9 0.00 77 40 21963 -58.5 -89.5 1 31.0 -59.3 210 7 538.9 538.9 317.5 539.0 0.00 78 35 22809 -54.5 -88.5 1 34.0 -56.0 233 11 570.4 570.4 319.2 570.4 0.00 79 33 23186 -54.7 -88.7 1 34.0 -56.2 289 11 579.5 579.5 319.6 579.5 0.00 80 30 23790 -58.5 -89.5 1 31.0 -59.6 90 3 585.2 585.2 319.9 585.2 0.00 81 27 24456 -56.9 -88.9 1 32.0 -58.3 98 9 607.6 607.6 320.9 607.6 0.01 82 24 25202 -57.1 -89.1 1 32.0 -58.6 166 15 627.8 627.8 321.8 627.8 0.01 83 23 25474 -53.5 -88.5 1 35.0 -55.8 202 15 646.1 646.1 322.5 646.1 0.01 84 20 26380 -50.7 -86.7 1 36.0 -54.0 310 12 681.0 681.0 323.8 681.1 0.01 85 19 26713 -51.7 -86.7 1 35.0 -54.8 293 13 687.9 687.9 324.0 688.0 0.01 86 16 27842 -46.1 -85.1 0 39.0 -51.6 254 8 740.9 740.9 325.7 741.0 0.02 87 15 28270 -46.7 -85.7 0 39.0 -52.2 264 4 752.7 752.7 326.0 752.8 0.02 88 14 28730 -44.5 -84.5 0 40.0 -51.1 197 12 775.1 775.1 326.6 775.3 0.02 89 10 30990 -43.1 -83.1 0 40.0 -51.8 270 30 858.7 858.7 328.6 859.0 0.04 90 9.1 31625 -43.7 -83.7 0 40.0 -52.5 879.8 879.9 329.0 880.2 0.04 91 8.1 32410 -41.9 -82.9 0 41.0 -52.1 916.8 916.8 329.8 917.3 0.05 TRP 220 11288 -53.3 -73.3 7 20.0 -53.6 235 111 339.0 339.0 294.1 339.0 0.01 WND 267 10027 -47.4 -67.2 9 19.8 -47.9 235 120 329.3 329.3 291.5 329.4 0.02 Sounding variables and indices 1000-500 mb thick: 5543.00 m Freezing level: 719.52 mb = 2812.95 m = 9228.73 ft Wetbulb zero: 781.09 mb = 2148.92 m = 7050.19 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 32.99 % Est. max temperature: 18.17 C = 64.71 F Sfc-Lift cond lev (LCL): 771.54 mb = 2248.88 m = 7378.13 ft T: 3.68 C 700-500 lapse rate: 6.47 C/km ThetaE index: 2.63 C Layer 779.0- 770.0 mb Conv cond level (CCL): 664.66 mb = 3443.39 m = 11297.06 ft Mean mixing ratio: 4.70 g/kg Conv temperature: 24.05 C = 75.29 F Cap Strength: 5.00 C Lifted Index: 5.18 C Risk: None Lifted Index @300 mb: 11.24 C Lifted Index @700 mb: 3.52 C Showalter Index: 4.91 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 18.70 C K Index: 10.10 Risk: None Sweat Index: 90.80 Risk: None Energy Index: 0.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.15 J/kg Max Up Vert Vel: 3.78 m/s Conv Inhibition (B-): 64798.30 J/kg Cap Strength: 5.13 C Lift Cond Lev (LCL): 760.18 mb = 2368.81 m = 7771.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 at 29 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 ---------------------------------------------------------- 0 925 751 0 0 -0.0 -0.0 | 78 29 -28.0 -5.9 1 925 751 255 3 2.9 0.8 | 78 26 -25.1 -5.2 2 907 914 275 7 7.0 -0.6 | 73 22 -21.1 -6.5 3 875 1219 265 10 10.0 0.9 | 74 19 -18.1 -5.1 4 850 1457 230 14 10.7 9.0 | 100 18 -17.3 3.1 5 843 1524 230 14 10.7 9.0 | 100 18 -17.3 3.1 6 812 1829 220 14 9.0 10.7 | 104 20 -19.0 4.8 7 782 2134 205 21 8.9 19.0 | 124 23 -19.2 13.1 8 753 2438 220 22 14.1 16.9 | 128 18 -13.9 10.9 9 725 2743 220 29 18.6 22.2 | 150 19 -9.4 16.3 10 700 3032 210 33 16.5 28.6 | 153 25 -11.5 22.6 11 646 3658 220 34 21.9 26.0 | 163 21 -6.2 20.1 12 597 4267 230 40 30.6 25.7 | 187 20 2.6 19.8 13 551 4877 235 43 35.2 24.7 | 201 20 7.2 18.7 14 500 5630 235 58 47.5 33.3 | 215 34 19.5 27.3 15 469 6096 230 71 54.4 45.6 | 214 48 26.3 39.7 16 400 7260 225 82 58.0 58.0 | 210 60 29.9 52.0 17 380 7620 230 86 65.9 55.3 | 217 62 37.8 49.3 18 333 8534 230 109 83.5 70.1 | 221 85 55.5 64.1 19 305 9144 225 114 80.6 80.6 | 215 91 52.6 74.7 20 300 9250 230 115 88.1 73.9 | 221 91 60.1 68.0 21 267 10027 235 120 98.3 68.8 | 228 94 70.3 62.9 22 266 10058 235 120 98.3 68.8 | 228 94 70.3 62.9 23 250 10460 235 117 95.8 67.1 | 228 91 67.8 61.2 24 220 11278 235 118 96.7 67.7 | 228 92 68.6 61.7 25 220 11288 235 111 90.9 63.7 | 227 85 62.9 57.7 26 200 11887 235 97 79.5 55.6 | 226 72 51.4 49.7 27 200 11900 235 97 79.5 55.6 | 226 72 51.4 49.7 28 150 13730 240 76 65.8 38.0 | 230 50 37.8 32.1 29 143 14021 240 76 65.8 38.0 | 230 50 37.8 32.1 30 118 15240 235 70 57.3 40.2 | 221 45 29.3 34.2 31 113 15545 240 61 52.8 30.5 | 225 35 24.8 24.6 32 102 16154 230 59 45.2 37.9 | 208 36 17.2 32.0 33 100 16300 220 65 41.8 49.8 | 197 46 13.7 43.9 34 97 16459 220 65 41.8 49.8 | 197 46 13.7 43.9 35 88 17069 235 67 54.9 38.4 | 220 42 26.8 32.5 36 84 17374 225 49 34.6 34.6 | 193 29 6.6 28.7 37 76 17983 250 41 38.5 14.0 | 232 13 10.5 8.1 38 73 18288 250 31 29.1 10.6 | 193 5 1.1 4.7 39 70 18510 230 38 29.1 24.4 | 183 19 1.1 18.5 40 69 18593 240 29 25.1 14.5 | 161 9 -2.9 8.6 41 63 19202 230 41 31.4 26.4 | 189 21 3.4 20.4 42 59 19507 245 33 29.9 13.9 | 193 8 1.9 8.0 43 57 19812 305 17 13.9 -9.8 | 42 21 -14.1 -15.7 44 54 20117 315 10 7.1 -7.1 | 58 25 -21.0 -13.0 45 51 20422 295 10 9.1 -4.2 | 62 22 -19.0 -10.2 46 50 20570 245 13 11.8 5.5 | 88 16 -16.3 -0.4 47 49 20726 245 10 9.1 4.2 | 85 19 -19.0 -1.7 48 46 21031 280 16 15.8 -2.8 | 55 15 -12.3 -8.7 49 44 21336 285 11 10.6 -2.8 | 63 20 -17.4 -8.8 50 42 21641 240 3 2.6 1.5 | 80 26 -25.4 -4.4 51 38 22250 185 10 0.9 10.0 | 98 27 -27.2 4.0 52 36 22555 250 13 12.2 4.4 | 85 16 -15.8 -1.5 53 35 22860 230 11 8.4 7.1 | 93 20 -19.6 1.1 54 30 23774 35 10 -5.7 -8.2 | 67 37 -33.8 -14.1 55 30 23790 90 3 -3.0 0.0 | 79 32 -31.0 -5.9 56 29 24079 20 13 -4.4 -12.2 | 61 37 -32.5 -18.2 57 27 24384 90 9 -9.0 0.0 | 81 38 -37.0 -5.9 58 26 24689 120 10 -8.7 5.0 | 89 37 -36.7 -0.9 59 25 24994 130 14 -10.7 9.0 | 95 39 -38.8 3.1 60 24 25298 180 15 0.0 15.0 | 108 29 -28.0 9.1 61 23 25603 215 15 8.6 12.3 | 108 20 -19.4 6.4 62 22 25908 215 19 10.9 15.6 | 119 20 -17.1 9.6 63 21 26213 215 19 10.9 15.6 | 119 20 -17.1 9.6 64 20 26380 310 12 9.2 -7.7 | 54 23 -18.8 -13.6 65 20 26518 260 11 10.8 1.9 | 77 18 -17.2 -4.0 66 19 26822 310 14 10.7 -9.0 | 49 23 -17.3 -14.9 67 18 27127 305 10 8.2 -5.7 | 60 23 -19.8 -11.7 68 17 27432 245 12 10.9 5.1 | 87 17 -17.2 -0.9 69 15 28346 265 3 3.0 0.3 | 77 26 -25.1 -5.7 70 14 28651 195 11 2.8 10.6 | 101 26 -25.2 4.7 71 14 28956 200 13 4.4 12.2 | 105 24 -23.6 6.3 72 13 29261 280 11 10.8 -1.9 | 65 19 -17.2 -7.8 73 12 29870 250 21 19.7 7.2 | 99 8 -8.3 1.2 74 10 30990 270 30 30.0 -0.0 | 342 6 2.0 -5.9 Wind Parameters Mean winds (0-6000m): 228.0 at 38.2 knts Storm direction: 258.0 at 28.7 knts Shear (0-3000m) pos: 2.2 neg: 4.5 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 88.4 deg Storm rel helicity (0-3000m) pos: 163.9 neg: -13.9 tot: 150.0 m^2/s^2 ave: 50.0 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.05 Bulk Shear: 146.76 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 ------------------------------------------------------------------------------- 500 269 7 74 22| 0.0 10.8 10.8| 6.7 -13.9 -7.2 -14.4 -0.08| 11.7 -0.9 1000 245 10 85 19| 0.0 7.2 7.2| 44.0 -13.9 30.0 30.0 0.35| 10.6 3.7 1500 229 13 98 19| 0.0 7.3 7.3| 89.5 -13.9 75.5 50.4 0.50| 10.7 5.3 2000 225 16 107 18| 2.2 5.5 7.7|126.4 -13.9 112.4 56.2 0.56| 10.7 6.0 2500 221 19 118 18| 1.8 5.4 7.2|141.3 -13.9 127.4 50.9 0.51| 10.3 5.3 3000 220 22 127 18| 2.2 4.5 6.6|163.9 -13.9 150.0 50.0 0.54| 9.4 5.1 4000 223 26 142 16| 3.0 3.4 6.4|223.5 -13.9 209.6 52.4 0.61| 8.5 5.2 5000 227 31 161 16| 3.2 3.8 6.9|273.2 -15.4 257.8 51.6 0.56| 8.8 4.9 6000 228 38 181 20| 2.7 4.6 7.3|273.2 -53.4 219.9 36.6 0.43| 8.9 3.9 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20250418.12.gif