UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for VI220... Searching the city database file for: VI220 ... Date:0000Z 25 APR 25 Station: VI220 WMO ident: 42220 ------------------------------------------------------------------------------- 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 988 -215 19.6 19.3 98 0.3 19.4 360 2 293.8 296.3 293.0 334.8 14.41 1 985 -188 20.4 18.1 87 2.3 18.8 358 2 294.8 297.2 292.6 333.2 13.38 2 959 54 20.4 17.6 84 2.8 18.5 340 6 297.1 299.5 293.2 335.6 13.32 3 941 225 20.6 17.2 81 3.4 18.3 4 10 298.9 301.3 293.7 337.5 13.23 4 874 886 17.0 16.0 94 1.0 16.3 109 15 301.5 304.0 294.4 340.4 13.20 5 740 2342 10.0 10.0 100 0.0 10.0 201 21 308.6 310.6 294.4 340.4 10.48 6 698 2842 7.0 7.0 100 0.0 7.0 230 22 310.5 312.2 293.9 338.2 9.05 7 653 3407 4.4 4.4 100 0.0 4.4 220 22 313.5 315.1 294.0 338.6 8.06 8 615 3909 2.0 2.0 100 0.0 2.0 228 32 316.2 317.6 294.0 338.9 7.21 9 593 4211 0.2 0.2 100 0.0 0.2 232 33 317.4 318.7 293.9 338.3 6.56 10 568 4565 -1.7 -1.7 100 0.0 -1.7 235 30 319.1 320.3 293.9 338.2 5.96 11 542 4948 -4.1 -4.1 100 0.0 -4.1 243 27 320.6 321.6 293.7 337.5 5.22 12 523 5236 -6.1 -6.1 100 0.0 -6.1 253 24 321.4 322.3 293.4 336.6 4.64 13 478 5952 -11.9 -13.5 88 1.6 -12.5 255 28 322.7 323.2 292.3 332.1 2.82 14 473 6035 -13.5 -15.9 82 2.4 -14.3 255 29 321.6 322.1 291.6 329.5 2.34 15 449 6439 -15.7 -20.7 65 5.0 -17.1 255 33 323.7 324.0 291.5 329.3 1.64 16 441 6578 -15.9 -21.9 60 6.0 -17.6 255 34 325.1 325.4 291.8 330.3 1.50 17 431 6756 -16.1 -22.1 60 6.0 -17.8 255 36 327.0 327.3 292.3 332.3 1.51 18 394 7442 -20.1 -24.2 70 4.1 -21.2 255 42 330.3 330.6 293.1 335.2 1.37 19 379 7736 -21.5 -28.5 53 7.0 -23.1 259 48 332.1 332.3 293.2 335.6 0.96 20 378 7756 -20.5 -27.5 53 7.0 -22.2 259 48 333.7 333.9 293.7 337.6 1.06 21 376 7796 -21.9 -28.9 53 7.0 -23.4 260 49 332.4 332.5 293.3 335.8 0.93 22 325 8879 -27.5 -36.5 42 9.0 -28.9 277 74 338.8 338.9 294.5 340.8 0.52 23 319 9016 -27.5 -36.5 42 9.0 -29.0 280 77 340.6 340.7 295.0 342.6 0.53 24 310 9225 -28.1 -38.1 38 10.0 -29.6 278 78 342.6 342.6 295.4 344.4 0.46 25 264 10379 -36.5 -47.3 32 10.8 -37.5 265 93 346.4 346.4 296.0 347.2 0.20 26 255 10622 -38.3 -49.3 31 11.0 -39.2 270 92 347.2 347.2 296.1 347.8 0.17 27 205 12110 -49.3 -60.3 27 11.0 -49.7 265 79 352.2 352.2 297.1 352.4 0.06 28 166 13485 -57.9 -70.9 17 13.0 -58.1 266 73 359.7 359.7 298.7 359.8 0.02 29 140 14555 -64.1 -77.1 15 13.0 -64.2 265 65 366.8 366.8 300.0 366.9 0.01 30 134 14824 -66.7 -79.7 14 13.0 -66.8 265 66 366.8 366.8 300.0 366.9 0.01 31 128 15102 -69.1 -83.1 11 14.0 -69.2 265 66 367.3 367.3 300.1 367.4 0.00 32 115 15752 -66.3 -80.3 12 14.0 -66.4 250 46 384.0 384.0 302.9 384.0 0.01 33 111 15967 -69.1 -82.1 14 13.0 -69.2 243 38 382.6 382.6 302.6 382.6 0.00 34 105 16302 -68.1 -82.1 12 14.0 -68.2 234 25 390.7 390.7 303.9 390.7 0.00 35 97 16777 -72.1 -85.1 13 13.0 -72.2 229 14 391.8 391.8 304.0 391.8 0.00 36 92 17089 -75.3 -88.3 11 13.0 -75.3 236 14 391.5 391.5 304.0 391.5 0.00 37 86 17479 -78.3 -91.3 10 13.0 -78.3 244 14 393.0 393.0 304.2 393.0 0.00 38 74 18336 -81.1 -94.1 9 13.0 -81.1 263 14 404.4 404.4 305.8 404.4 0.00 39 73 18413 -82.7 -95.7 9 13.0 -82.7 265 14 402.6 402.6 305.6 402.6 0.00 40 73 18413 -79.9 -92.9 10 13.0 -79.9 265 14 408.5 408.5 306.3 408.5 0.00 41 72 18491 -81.7 -94.7 9 13.0 -81.7 266 14 406.3 406.3 306.0 406.3 0.00 42 69 18732 -79.3 -93.3 8 14.0 -79.3 416.4 416.4 307.3 416.4 0.00 43 70 18650 -79.3 -93.3 8 14.0 -79.3 270 14 414.7 414.7 307.1 414.7 0.00 TRP WND 264 10379 -36.5 -47.3 32 10.8 -37.5 265 93 346.4 346.4 296.0 347.2 0.20 Sounding variables and indices Freezing level: 590.37 mb = 4248.12 m = 13937.24 ft Wetbulb zero: 590.39 mb = 4247.07 m = 13933.80 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 96.57 % Est. max temperature: 29.14 C = 84.45 F Sfc-Lift cond lev (LCL): 983.96 mb = -178.08 m = -584.25 ft T: 20.40 C 700-500 lapse rate: 5.82 C/km ThetaE index: 1.66 C Layer 985.0- 959.0 mb Conv cond level (CCL): 844.95 mb = 1181.50 m = 3876.28 ft Mean mixing ratio: 13.28 g/kg Conv temperature: 28.79 C = 83.82 F Cap Strength: 1.92 C Lifted Index: -0.99 C Risk: Thunderstorms probable Lifted Index @300 mb: 6.03 C Lifted Index @700 mb: 0.39 C Showalter Index: -2.34 C Risk: Severe thunderstorms possible Total Totals Index: 48.82 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.83 C Cross Totals Index: 24.00 C K Index: 39.82 Risk: > 80 % chance of thunderstorms Sweat Index: 237.74 Risk: None Energy Index: -0.99 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 129.38 J/kg Max Up Vert Vel: 16.09 m/s Conv Inhibition (B-): 141.56 J/kg Cap Strength: 1.92 C Lift Cond Lev (LCL): 902.22 mb = 601.30 m = 1972.75 ft Lev Free Conv (LFC): 527.22 mb = 5171.27 m = 16965.89 ft Equ Level (EL): 387.22 mb = 7573.64 m = 24847.60 ft B at Equ Level: 126.77 J/kg Max Parcel Lev (MPL): 317.22 mb = 9056.72 m = 29713.27 ft Wind level data Storm motion: 252 at 15 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 ---------------------------------------------------------- 0 988 -215 360 2 -0.0 -2.0 | 65 16 -14.4 -6.8 1 953 305 335 7 3.0 -6.3 | 46 16 -11.5 -11.1 2 933 610 25 12 -5.1 -10.9 | 51 25 -19.5 -15.6 3 925 727 55 13 -10.6 -7.5 | 64 28 -25.1 -12.2 4 905 914 65 13 -11.8 -5.5 | 69 28 -26.2 -10.3 5 873 1219 110 15 -14.1 5.1 | 91 29 -28.5 0.4 6 850 1453 130 13 -10.0 8.4 | 98 25 -24.4 3.6 7 813 1829 155 11 -4.6 10.0 | 105 20 -19.1 5.2 8 784 2134 170 11 -1.9 10.8 | 110 17 -16.3 6.1 9 756 2438 195 17 4.4 16.4 | 139 15 -10.0 11.7 10 729 2743 205 23 9.7 20.8 | 164 17 -4.7 16.1 11 703 3048 230 23 17.6 14.8 | 198 11 3.2 10.0 12 700 3083 230 22 16.9 14.1 | 195 10 2.4 9.4 13 652 3658 220 22 14.1 16.9 | 179 12 -0.3 12.1 14 627 3962 225 29 20.5 20.5 | 201 17 6.1 15.7 15 604 4267 230 34 26.0 21.9 | 214 21 11.6 17.1 16 581 4572 235 31 25.4 17.8 | 220 17 11.0 13.0 17 560 4877 235 30 24.6 17.2 | 219 16 10.2 12.4 18 519 5486 255 23 22.2 6.0 | 261 8 7.8 1.2 19 500 5780 260 26 25.6 4.5 | 271 11 11.2 -0.2 20 480 6096 255 28 27.0 7.2 | 259 13 12.6 2.5 21 400 7470 255 41 39.6 10.6 | 257 26 25.2 5.9 22 392 7620 255 42 40.6 10.9 | 257 27 26.2 6.1 23 318 9144 280 78 76.8 -13.5 | 286 65 62.4 -18.3 24 300 9560 275 79 78.7 -6.9 | 280 65 64.3 -11.6 25 264 10379 265 93 92.6 8.1 | 268 78 78.2 3.3 26 255 10668 270 92 92.0 -0.0 | 274 78 77.6 -4.8 27 250 10830 270 85 85.0 -0.0 | 274 71 70.6 -4.8 28 204 12192 265 79 78.7 6.9 | 268 64 64.3 2.1 29 200 12330 270 79 79.0 -0.0 | 274 65 64.6 -4.8 30 161 13716 265 72 71.7 6.3 | 268 57 57.3 1.5 31 150 14160 265 65 64.8 5.7 | 269 50 50.3 0.9 32 125 15240 265 66 65.7 5.8 | 269 51 51.3 1.0 33 100 16610 225 14 9.9 9.9 | 139 7 -4.5 5.1 34 70 18650 270 14 14.0 -0.0 | 5 5 -0.4 -4.8 Wind Parameters Mean winds (0-6000m): 221.7 at 20.2 knts Storm direction: 251.7 at 15.2 knts Shear (0-3000m) pos: 4.7 neg: 0.9 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 102.5 deg Storm rel helicity (0-3000m) pos: 275.3 neg: -24.7 tot: 250.6 m^2/s^2 ave: 83.5 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 6.9 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 1.90 Bulk Shear: 68.24 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 ------------------------------------------------------------------------------- 500 341 4 55 16| 0.0 5.2 5.2| 0.0 -21.9 -21.9 -43.8 -0.99| 5.3 -5.3 1000 13 8 53 20| 7.1 2.6 9.7| 61.4 -24.7 36.7 36.7 0.16| 11.3 1.8 1500 58 10 66 25| 6.9 1.7 8.6|165.1 -24.7 140.3 93.6 0.48| 12.4 5.9 2000 89 11 79 26| 4.6 1.3 5.9|196.8 -24.7 172.0 86.0 0.49| 11.5 5.7 2500 113 11 89 25| 4.2 1.0 5.2|223.9 -24.7 199.2 79.7 0.53| 10.8 5.7 3000 145 13 105 22| 4.7 0.9 5.6|275.3 -24.7 250.6 83.5 0.62| 11.1 6.9 4000 191 15 132 16| 3.2 0.5 3.7|303.7 -32.1 271.6 67.9 0.57| 10.3 5.9 5000 211 19 158 12| 3.0 0.4 3.4|347.0 -32.9 314.1 62.8 0.58| 9.7 5.6 6000 222 20 175 10| 2.0 0.3 2.3|375.9 -32.9 343.0 57.2 0.59| 9.4 5.5 Wrote GIF file: /home/apache/climate/data/raob//VI220/skewt/VI220.skewt.20250425.00.gif