UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:0000Z 19 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 58 1 925 738 360 5 SFC 924 751 23.6 1.6 24 22.0 11.6 360 5 303.5 304.4 288.0 317.7 4.65 3 922 770 21.8 1.8 27 20.0 11.0 345 6 301.9 302.7 287.5 316.2 4.72 4 902 958 18.8 0.8 30 18.0 9.3 231 16 300.7 301.5 286.8 314.2 4.49 5 850 1460 14.0 0.0 38 14.0 6.8 230 19 300.8 301.6 286.9 314.4 4.50 6 812 1843 10.4 -0.6 46 11.0 4.9 235 19 301.0 301.8 286.9 314.5 4.51 7 705 2997 -0.9 -2.0 92 1.1 -1.4 262 17 300.9 301.7 287.1 315.0 4.69 8 700 3054 -1.3 -2.0 95 0.7 -1.6 260 17 301.0 301.9 287.2 315.3 4.72 9 697 3088 -1.5 -2.2 95 0.7 -1.9 259 18 301.2 302.0 287.2 315.3 4.67 10 695 3111 -1.5 -3.1 89 1.6 -2.2 259 18 301.4 302.2 287.0 314.7 4.38 11 693 3134 -1.9 -2.9 93 1.0 -2.4 259 19 301.2 302.1 287.0 314.7 4.46 12 692 3146 -1.7 -3.8 86 2.1 -2.6 259 19 301.6 302.4 286.8 314.2 4.17 13 690 3169 -2.1 -3.1 93 1.0 -2.6 258 19 301.4 302.2 287.0 314.7 4.41 14 689 3180 -1.7 -5.6 75 3.9 -3.4 258 20 302.0 302.6 286.4 313.1 3.65 15 687 3203 -1.9 -5.0 79 3.1 -3.3 258 20 302.0 302.7 286.6 313.7 3.84 16 682 3261 -2.3 -6.2 75 3.9 -4.0 257 21 302.2 302.8 286.4 313.0 3.53 17 680 3285 -2.1 -8.1 63 6.0 -4.6 256 22 302.7 303.2 286.1 312.1 3.05 18 677 3320 -2.7 -6.9 73 4.2 -4.4 256 23 302.4 303.0 286.3 312.7 3.36 19 675 3343 -2.7 -8.7 63 6.0 -5.1 255 23 302.6 303.2 285.9 311.7 2.93 20 673 3367 -2.9 -8.9 63 6.0 -5.3 255 24 302.7 303.2 285.9 311.6 2.90 21 671 3390 -2.1 -13.1 43 11.0 -6.1 255 24 303.8 304.2 285.4 310.4 2.08 22 668 3426 -1.9 -12.9 43 11.0 -5.9 254 25 304.4 304.8 285.7 311.1 2.12 23 655 3582 -3.1 -12.1 50 9.0 -6.4 251 28 304.8 305.2 286.1 312.1 2.31 24 646 3692 -3.7 -16.7 36 13.0 -7.9 250 30 305.3 305.6 285.5 310.5 1.60 25 629 3902 -5.5 -17.5 38 12.0 -9.3 248 31 305.6 305.9 285.5 310.6 1.54 26 615 4078 -6.7 -19.7 35 13.0 -10.5 247 31 306.2 306.4 285.5 310.4 1.30 27 613 4103 -6.7 -26.7 19 20.0 -11.6 247 31 306.5 306.6 284.9 308.8 0.70 28 597 4310 -8.1 -37.1 8 29.0 -13.4 245 32 307.2 307.2 284.6 308.1 0.26 29 562 4776 -12.1 -28.1 25 16.0 -15.6 247 36 307.8 307.9 285.4 310.1 0.67 30 514 5453 -17.1 -39.1 13 22.0 -20.3 240 44 309.7 309.8 285.5 310.6 0.25 31 512 5482 -16.9 -43.9 8 27.0 -20.4 240 45 310.3 310.4 285.7 310.9 0.15 32 508 5541 -17.1 -48.1 5 31.0 -20.7 241 45 310.8 310.8 285.7 311.1 0.10 33 500 5660 -17.7 -46.7 6 29.0 -21.1 245 44 311.5 311.5 286.0 311.9 0.11 34 481 5949 -19.5 -52.5 4 33.0 -22.7 251 47 312.7 312.7 286.4 312.9 0.06 35 470 6120 -20.9 -53.9 3 33.0 -23.9 255 49 313.0 313.1 286.5 313.3 0.05 36 455 6358 -22.3 -40.3 18 18.0 -24.6 260 51 314.2 314.3 287.1 315.1 0.25 37 449 6456 -23.1 -43.1 14 20.0 -25.4 262 52 314.4 314.4 287.1 315.1 0.19 38 428 6804 -26.3 -45.3 15 19.0 -28.2 270 55 314.7 314.7 287.2 315.2 0.16 39 408 7148 -28.1 -54.1 6 26.0 -30.0 277 58 316.7 316.7 287.7 316.9 0.06 40 400 7290 -29.3 -53.3 8 24.0 -31.0 280 59 316.9 316.9 287.8 317.2 0.07 41 353 8167 -37.1 -53.1 17 16.0 -37.9 283 55 317.9 318.0 288.2 318.2 0.08 42 349 8245 -37.7 -55.7 14 18.0 -38.6 283 55 318.2 318.2 288.2 318.4 0.06 43 340 8424 -39.3 -56.3 15 17.0 -40.1 282 54 318.4 318.4 288.3 318.6 0.06 44 300 9270 -44.9 -60.9 15 16.0 -45.4 285 48 322.1 322.1 289.4 322.2 0.04 45 250 10470 -52.5 -67.5 15 15.0 -52.8 255 43 328.0 328.0 291.2 328.1 0.02 46 225 11142 -57.5 -69.5 20 12.0 -57.6 250 68 330.4 330.4 291.8 330.4 0.01 47 221 11256 -55.5 -72.5 10 17.0 -55.7 254 74 335.2 335.2 293.1 335.2 0.01 48 214 11461 -53.6 -74.4 6 20.8 -53.9 260 85 341.2 341.2 294.6 341.2 0.01 49 210 11583 -52.5 -75.5 5 23.0 -52.8 260 85 344.8 344.8 295.4 344.8 0.01 50 207 11676 -52.5 -76.5 4 24.0 -52.8 262 83 346.2 346.2 295.8 346.2 0.01 51 203 11803 -49.3 -78.3 2 29.0 -49.8 264 80 353.2 353.2 297.3 353.2 0.00 52 202 11835 -49.3 -78.3 2 29.0 -49.8 264 79 353.7 353.7 297.4 353.7 0.00 53 200 11900 -49.5 -78.5 2 29.0 -50.0 255 67 354.4 354.4 297.5 354.4 0.00 54 168 13017 -57.5 -82.5 3 25.0 -57.8 248 72 359.2 359.2 298.5 359.2 0.00 55 150 13730 -57.9 -84.9 2 27.0 -58.2 260 60 370.3 370.3 300.6 370.3 0.00 56 149 13772 -57.9 -84.9 2 27.0 -58.2 260 60 371.0 371.0 300.8 371.0 0.00 57 143 14034 -54.9 -84.9 1 30.0 -55.3 257 57 380.7 380.7 302.3 380.7 0.00 58 118 15249 -60.7 -86.7 2 26.0 -60.9 245 54 391.5 391.5 304.0 391.5 0.00 59 100 16290 -57.1 -87.1 1 30.0 -57.5 240 43 417.4 417.4 307.4 417.4 0.00 60 91 16882 -59.7 -87.7 1 28.0 -60.0 240 35 423.7 423.7 308.2 423.7 0.00 61 76 18001 -61.9 -88.9 2 27.0 -62.2 235 43 441.5 441.5 310.0 441.5 0.00 62 75 18082 -61.9 -88.9 2 27.0 -62.2 233 42 443.1 443.1 310.2 443.1 0.00 63 73 18250 -60.7 -88.7 1 28.0 -61.1 231 40 449.1 449.1 310.8 449.1 0.00 64 70 18510 -61.9 -88.9 2 27.0 -62.2 225 35 452.0 452.0 311.0 452.0 0.00 65 68 18689 -61.3 -89.3 1 28.0 -61.7 222 35 457.0 457.0 311.5 457.0 0.00 66 61 19355 -65.3 -90.3 2 25.0 -65.5 212 25 462.5 462.5 312.0 462.5 0.00 67 60 19456 -62.7 -90.7 1 28.0 -63.0 201 24 470.5 470.5 312.7 470.5 0.00 68 58 19665 -61.3 -89.3 1 28.0 -61.7 216 18 478.3 478.3 313.3 478.3 0.00 69 55 19993 -63.3 -90.3 1 27.0 -63.7 277 7 481.0 481.0 313.5 481.0 0.00 70 54 20106 -62.3 -90.3 1 28.0 -62.7 303 2 485.9 485.9 313.9 485.9 0.00 71 51 20457 -63.1 -90.1 1 27.0 -63.5 267 11 492.0 492.0 314.4 492.0 0.00 72 50 20580 -59.1 -90.1 1 31.0 -59.7 225 15 504.2 504.2 315.2 504.2 0.00 73 49 20707 -57.9 -88.9 1 31.0 -58.6 273 14 510.0 510.0 315.7 510.0 0.00 74 41 21829 -59.3 -89.3 1 30.0 -60.0 294 15 533.2 533.2 317.1 533.2 0.00 75 40 21985 -55.9 -88.9 1 33.0 -57.1 287 16 545.5 545.5 317.8 545.5 0.00 76 39 22147 -55.7 -88.7 1 33.0 -56.9 295 15 549.9 549.9 318.1 550.0 0.00 77 34 23019 -56.7 -88.7 1 32.0 -57.9 124 11 569.3 569.3 319.1 569.3 0.00 78 32 23407 -53.9 -87.9 1 34.0 -55.6 197 10 586.8 586.8 320.0 586.8 0.01 79 30 23820 -55.5 -88.5 1 33.0 -57.0 165 6 593.3 593.3 320.3 593.4 0.01 80 28 24262 -54.5 -87.5 1 33.0 -56.3 181 6 607.9 607.9 321.0 608.0 0.01 81 27 24496 -55.5 -88.5 1 33.0 -57.2 151 4 611.5 611.5 321.1 611.5 0.01 82 25 24990 -53.3 -87.3 1 34.0 -55.5 77 6 631.4 631.4 322.0 631.5 0.01 83 23 25526 -55.3 -88.3 1 33.0 -57.2 79 13 640.8 640.8 322.3 640.8 0.01 84 22 25811 -55.1 -88.1 1 33.0 -57.1 115 13 649.6 649.6 322.7 649.6 0.01 85 21 26111 -51.1 -87.1 1 36.0 -54.2 156 11 670.3 670.3 323.4 670.4 0.01 86 20 26430 -50.3 -86.3 1 36.0 -53.7 195 19 682.2 682.2 323.9 682.3 0.01 87 16 27900 -48.1 -86.1 0 38.0 -52.8 267 17 734.3 734.4 325.5 734.5 0.01 88 16 27900 -46.1 -85.1 0 39.0 -51.6 267 17 740.9 740.9 325.7 741.0 0.02 89 15 28330 -45.9 -84.9 0 39.0 -51.7 275 22 755.3 755.3 326.1 755.5 0.02 90 15 28330 -46.5 -85.5 0 39.0 -52.1 275 22 753.3 753.4 326.0 753.5 0.02 91 12 29820 -45.3 -85.3 0 40.0 -52.2 296 23 807.2 807.3 327.4 807.4 0.02 92 10 31050 -41.5 -82.5 0 41.0 -51.0 285 32 864.6 864.7 328.7 865.1 0.04 93 10 31050 -41.3 -82.3 0 41.0 -50.9 285 32 865.4 865.4 328.7 865.8 0.05 94 9.7 31256 -42.5 -82.5 0 40.0 -51.6 868.4 868.5 328.8 868.9 0.05 95 9.5 31398 -40.7 -81.7 0 41.0 -50.8 880.4 880.5 329.0 881.0 0.05 96 9.2 31616 -41.1 -82.1 0 41.0 -51.2 887.0 887.1 329.2 887.5 0.05 97 8.3 32320 -37.9 -79.9 0 42.0 -50.3 926.1 926.2 329.9 927.0 0.08 TRP 225 11142 -57.5 -69.5 20 12.0 -57.6 250 68 330.4 330.4 291.8 330.4 0.01 WND 214 11461 -53.6 -74.4 6 20.8 -53.9 260 85 341.2 341.2 294.6 341.2 0.01 Sounding variables and indices 1000-500 mb thick: 5602.00 m Freezing level: 713.52 mb = 2905.24 m = 9531.51 ft Wetbulb zero: 729.43 mb = 2718.95 m = 8920.34 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 40.98 % Est. max temperature: 21.10 C = 69.99 F Sfc-Lift cond lev (LCL): 666.33 mb = 3445.97 m = 11305.54 ft T: -2.05 C 700-500 lapse rate: 6.29 C/km ThetaE index: 3.45 C Layer 922.0- 850.0 mb Conv cond level (CCL): 646.70 mb = 3683.03 m = 12083.27 ft Mean mixing ratio: 4.52 g/kg Conv temperature: 25.30 C = 77.55 F Cap Strength: 2.30 C Lifted Index: 1.82 C Risk: Showers probable Lifted Index @300 mb: 5.65 C Lifted Index @700 mb: 0.11 C Showalter Index: 1.91 C Risk: Showers probable Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.70 C Cross Totals Index: 17.70 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 147.35 Risk: None Energy Index: -0.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.51 J/kg Max Up Vert Vel: 2.65 m/s Conv Inhibition (B-): 48096.13 J/kg Cap Strength: 2.56 C Lift Cond Lev (LCL): 687.16 mb = 3201.42 m = 10503.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 at 23 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 ---------------------------------------------------------- 0 924 751 360 5 -0.0 -5.0 | 86 23 -22.7 -1.5 1 906 914 230 15 11.5 9.6 | 139 17 -11.2 13.1 2 874 1219 240 20 17.3 10.0 | 158 15 -5.4 13.5 3 850 1460 230 19 14.6 12.2 | 152 18 -8.2 15.7 4 843 1524 230 18 13.8 11.6 | 149 17 -8.9 15.0 5 813 1829 235 19 15.6 10.9 | 153 16 -7.2 14.4 6 783 2134 240 18 15.6 9.0 | 150 14 -7.1 12.5 7 755 2438 240 20 17.3 10.0 | 158 15 -5.4 13.5 8 727 2743 250 16 15.0 5.5 | 139 12 -7.7 8.9 9 701 3048 265 17 16.9 1.5 | 131 8 -5.8 5.0 10 700 3054 260 17 16.7 3.0 | 137 9 -6.0 6.4 11 648 3658 250 30 28.2 10.3 | 202 15 5.5 13.7 12 599 4267 245 32 29.0 13.5 | 200 18 6.3 17.0 13 575 4572 250 35 32.9 12.0 | 213 18 10.2 15.4 14 553 4877 245 36 32.6 15.2 | 208 21 9.9 18.7 15 511 5486 240 45 39.0 22.5 | 212 31 16.2 26.0 16 500 5660 245 44 39.9 18.6 | 218 28 17.1 22.1 17 471 6096 255 49 47.3 12.7 | 237 29 24.6 16.2 18 400 7290 280 59 58.1 -10.2 | 281 36 35.4 -6.8 19 399 7315 280 59 58.1 -10.2 | 281 36 35.4 -6.8 20 381 7620 285 58 56.0 -15.0 | 289 35 33.3 -11.5 21 306 9144 280 50 49.2 -8.7 | 281 27 26.5 -5.2 22 300 9270 285 48 46.4 -12.4 | 291 25 23.6 -9.0 23 292 9449 285 50 48.3 -12.9 | 290 27 25.6 -9.5 24 266 10058 275 44 43.8 -3.8 | 271 21 21.1 -0.4 25 250 10470 255 43 41.5 11.1 | 232 24 18.8 14.6 26 242 10668 255 42 40.6 10.9 | 231 23 17.8 14.3 27 231 10973 245 57 51.7 24.1 | 226 40 28.9 27.6 28 225 11142 250 68 63.9 23.3 | 237 49 41.2 26.7 29 214 11461 260 85 83.7 14.8 | 253 64 61.0 18.2 30 210 11582 260 85 83.7 14.8 | 253 64 61.0 18.2 31 200 11887 265 78 77.7 6.8 | 259 56 55.0 10.3 32 200 11900 255 67 64.7 17.3 | 244 47 42.0 20.8 33 182 12497 240 65 56.3 32.5 | 223 49 33.6 36.0 34 165 13106 250 73 68.6 25.0 | 238 54 45.9 28.4 35 150 13716 265 60 59.8 5.2 | 257 38 37.0 8.7 36 150 13730 260 60 59.1 10.4 | 249 39 36.4 13.9 37 124 14935 250 50 47.0 17.1 | 230 32 24.3 20.6 38 118 15240 245 54 48.9 22.8 | 225 37 26.2 26.3 39 113 15545 245 61 55.3 25.8 | 228 44 32.6 29.3 40 107 15850 255 56 54.1 14.5 | 240 36 31.4 18.0 41 100 16290 240 43 37.2 21.5 | 210 29 14.5 25.0 42 97 16459 240 43 37.2 21.5 | 210 29 14.5 25.0 43 88 17069 240 31 26.8 15.5 | 192 19 4.1 19.0 44 84 17374 220 40 25.7 30.6 | 185 34 3.0 34.1 45 76 17983 235 43 35.2 24.7 | 204 31 12.5 28.1 46 73 18288 230 40 30.6 25.7 | 195 30 7.9 29.2 47 70 18510 225 35 24.7 24.7 | 184 28 2.0 28.2 48 69 18593 220 37 23.8 28.3 | 182 32 1.1 31.8 49 63 19202 230 27 20.7 17.4 | 174 21 -2.0 20.8 50 60 19507 195 23 6.0 22.2 | 147 31 -16.8 25.7 51 57 19812 235 14 11.5 8.0 | 136 16 -11.3 11.5 52 54 20117 305 2 1.6 -1.1 | 96 21 -21.1 2.3 53 51 20422 280 10 9.8 -1.7 | 98 13 -12.9 1.7 54 50 20580 225 15 10.6 10.6 | 139 19 -12.1 14.1 55 49 20726 280 14 13.8 -2.4 | 97 9 -8.9 1.0 56 47 21031 225 15 10.6 10.6 | 139 19 -12.1 14.1 57 44 21336 275 17 16.9 -1.5 | 109 6 -5.8 2.0 58 42 21641 310 13 10.0 -8.4 | 69 14 -12.8 -4.9 59 40 21946 285 16 15.5 -4.1 | 85 7 -7.3 -0.7 60 38 22250 300 15 13.0 -7.5 | 68 11 -9.7 -4.0 61 37 22555 90 10 -10.0 0.0 | 96 33 -32.7 3.5 62 35 22860 75 10 -9.7 -2.6 | 92 32 -32.4 0.9 63 33 23165 165 11 -2.8 10.6 | 119 29 -25.6 14.1 64 32 23470 205 10 4.2 9.1 | 124 22 -18.5 12.5 65 30 23820 165 6 -1.6 5.8 | 111 26 -24.3 9.3 66 27 24384 185 6 0.5 6.0 | 113 24 -22.2 9.4 67 26 24689 95 1 -1.0 0.1 | 99 24 -23.7 3.6 68 24 25298 60 10 -8.7 -5.0 | 87 31 -31.4 -1.5 69 23 25603 85 14 -13.9 -1.2 | 94 37 -36.7 2.3 70 21 26213 170 10 -1.7 9.8 | 119 28 -24.5 13.3 71 20 26430 195 19 4.9 18.4 | 141 28 -17.8 21.8 72 20 26518 175 19 -1.7 18.9 | 133 33 -24.4 22.4 73 19 26822 195 19 4.9 18.4 | 141 28 -17.8 21.8 74 18 27127 235 20 16.4 11.5 | 157 16 -6.3 14.9 75 17 27432 280 9 8.9 -1.6 | 98 14 -13.9 1.9 76 16 27737 270 10 10.0 -0.0 | 105 13 -12.7 3.5 77 16 28042 265 22 21.9 1.9 | 171 5 -0.8 5.4 78 15 28346 275 22 21.9 -1.9 | 152 2 -0.8 1.6 79 14 28651 310 22 16.9 -14.1 | 29 12 -5.9 -10.7 80 14 28956 310 19 14.6 -12.2 | 43 12 -8.2 -8.7 81 12 29870 295 23 20.8 -9.7 | 17 7 -1.9 -6.2 82 11 30175 270 23 23.0 -0.0 | 184 3 0.3 3.5 83 10 31050 285 32 30.9 -8.3 | 300 9 8.2 -4.8 Wind Parameters Mean winds (0-6000m): 248.7 at 30.7 knts Storm direction: 278.7 at 23.0 knts Shear (0-3000m) pos: 1.4 neg: 5.4 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 115.4 deg Storm rel helicity (0-3000m) pos: 109.3 neg: -28.9 tot: 80.4 m^2/s^2 ave: 26.8 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 33.82 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 ------------------------------------------------------------------------------- 500 238 15 140 15| 0.0 23.5 23.5| 69.1 0.0 69.1 138.3 0.66| 29.3 19.4 1000 235 17 146 16| 0.0 11.4 11.4| 72.8 -10.0 62.8 62.8 0.52| 17.3 9.0 1500 236 18 148 16| 0.7 7.6 8.3| 76.4 -12.8 63.5 42.4 0.48| 12.5 6.0 2000 238 18 149 15| 1.5 5.7 7.1| 80.5 -26.6 53.9 26.9 0.34| 11.0 3.8 2500 242 18 149 14| 1.7 4.5 6.3| 90.7 -28.9 61.8 24.7 0.36| 10.5 3.8 3000 244 19 156 13| 1.4 5.4 6.9|109.3 -28.9 80.4 26.8 0.41| 10.4 4.3 4000 245 23 171 13| 1.4 4.4 5.8|127.9 -34.6 93.3 23.3 0.40| 8.9 3.6 5000 245 27 185 15| 1.7 4.2 5.9|175.7 -37.9 137.8 27.6 0.39| 8.8 3.4 6000 249 31 202 16| 3.1 3.5 6.6|340.0 -37.9 302.1 50.3 0.51| 9.1 4.7 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20250419.00.gif