UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for VILK... Searching the city database file for: VILK ... Date:0000Z 28 DEC 25 Station: VILK WMO ident: 42369 Latitude: 26.75 Longitude: 80.88 Elevation: 128.00 ------------------------------------------------------------------------------- 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 1002 128 12.6 12.0 96 0.6 12.3 270 4 285.6 287.1 285.3 310.0 8.82 1 1000 142 11.6 10.9 95 0.7 11.2 270 4 284.8 286.2 284.4 307.5 8.21 2 942 641 9.0 8.8 99 0.2 8.9 323 5 287.0 288.3 284.6 308.2 7.56 3 925 793 11.4 8.0 80 3.4 9.5 315 6 291.0 292.3 285.9 311.7 7.29 4 921 829 11.8 7.8 76 4.0 9.5 316 6 291.7 293.0 286.2 312.4 7.22 5 896 1059 12.8 -3.2 33 16.0 5.4 318 4 295.1 295.7 283.4 305.1 3.37 6 865 1354 12.4 -2.6 35 15.0 5.3 320 8 297.6 298.3 284.8 308.6 3.65 7 850 1501 14.2 -11.8 15 26.0 3.7 325 14 301.0 301.4 284.1 306.7 1.82 8 840 1601 16.4 -16.6 9 33.0 3.8 323 16 304.4 304.6 284.7 308.4 1.24 9 700 3125 6.2 -16.8 17 23.0 -2.1 280 16 309.4 309.6 286.8 314.2 1.46 10 536 5254 -7.9 -23.9 26 16.0 -12.3 270 34 317.0 317.2 288.9 320.6 1.03 11 500 5790 -12.5 -24.5 36 12.0 -15.6 270 42 317.8 318.0 289.2 321.4 1.05 12 410 7270 -25.3 -27.2 84 1.9 -25.7 264 60 319.8 320.0 289.8 323.3 1.00 13 406 7342 -24.9 -32.9 47 8.0 -26.2 265 61 321.3 321.4 289.8 323.4 0.59 14 400 7450 -25.1 -41.1 21 16.0 -27.1 265 62 322.4 322.4 289.8 323.3 0.26 15 397 7505 -25.1 -44.1 15 19.0 -27.3 267 62 323.1 323.1 289.9 323.8 0.19 16 383 7764 -26.3 -47.3 12 21.0 -28.5 270 64 324.8 324.8 290.4 325.4 0.14 17 367 8070 -28.9 -39.9 34 11.0 -30.2 269 68 325.3 325.4 290.7 326.6 0.32 18 338 8651 -34.1 -46.1 29 12.0 -35.1 267 74 326.0 326.0 290.7 326.7 0.18 19 311 9231 -35.5 -54.5 13 19.0 -36.7 264 81 331.9 331.9 292.3 332.2 0.07 20 300 9480 -37.9 -54.9 15 17.0 -38.9 260 87 332.0 332.0 292.3 332.2 0.07 21 257 10535 -45.5 -61.5 15 16.0 -46.0 255 105 335.8 335.8 293.3 335.9 0.04 22 253 10640 -45.0 -61.0 15 16.0 -45.6 255 107 337.9 337.9 293.9 338.1 0.04 23 250 10720 -44.7 -60.7 15 16.0 -45.3 255 103 339.6 339.6 294.3 339.8 0.04 24 244 10882 -43.3 -61.3 12 18.0 -44.0 255 103 344.1 344.1 295.3 344.2 0.04 25 221 11542 -45.5 -67.5 7 22.0 -46.2 255 102 350.6 350.6 296.8 350.7 0.02 26 200 12200 -48.9 -70.9 6 22.0 -49.4 255 102 355.3 355.3 297.8 355.4 0.01 27 187 12639 -51.7 -72.7 6 21.0 -52.1 256 97 357.7 357.7 298.2 357.8 0.01 28 166 13402 -57.7 -75.7 8 18.0 -57.9 258 87 360.1 360.1 298.7 360.1 0.01 29 154 13874 -59.3 -77.3 8 18.0 -59.5 260 81 365.2 365.2 299.7 365.2 0.01 30 150 14040 -57.9 -75.9 8 18.0 -58.2 260 79 370.3 370.3 300.7 370.4 0.01 31 148 14124 -58.1 -76.1 8 18.0 -58.3 259 79 371.4 371.4 300.8 371.4 0.01 32 126 15113 -67.3 -83.3 9 16.0 -67.4 251 80 372.3 372.3 300.9 372.3 0.00 33 123 15258 -66.7 -82.7 9 16.0 -66.8 250 80 375.9 375.9 301.6 375.9 0.00 34 112 15819 -69.7 -84.7 9 15.0 -69.8 248 72 380.5 380.5 302.3 380.5 0.00 35 107 16091 -69.7 -84.7 9 15.0 -69.8 247 68 385.5 385.5 303.1 385.5 0.00 36 100 16490 -72.9 -87.9 9 15.0 -72.9 245 62 386.9 386.9 303.3 386.9 0.00 37 88 17240 -72.7 -86.7 10 14.0 -72.8 256 48 401.7 401.7 305.5 401.7 0.00 38 76 18095 -75.9 -88.9 11 13.0 -75.9 268 33 412.2 412.2 306.8 412.2 0.00 39 70 18570 -75.7 -88.7 11 13.0 -75.7 275 24 422.4 422.4 308.0 422.4 0.00 40 63 19180 -76.1 -88.1 13 12.0 -76.2 260 24 434.5 434.5 309.3 434.5 0.00 41 50 20540 -69.1 -82.1 14 13.0 -69.2 335 9 480.7 480.7 313.5 480.7 0.01 42 39 22052 -61.9 -77.9 10 16.0 -62.4 9 11 534.3 534.3 317.2 534.4 0.02 43 30 23680 -60.7 -78.7 8 18.0 -61.5 45 14 579.2 579.2 319.6 579.4 0.03 44 20 26240 -56.3 -77.3 5 21.0 -58.2 190 5 663.8 663.9 323.2 664.3 0.05 45 15 28100 -48.5 -73.5 4 25.0 -53.1 746.7 746.8 325.8 747.8 0.12 46 12 29559 -51.3 -75.3 4 24.0 -55.6 786.0 786.0 326.9 787.1 0.12 TRP 63 19180 -76.1 -88.1 13 12.0 -76.2 260 24 434.5 434.5 309.3 434.5 0.00 WND 253 10640 -45.0 -61.0 15 16.0 -45.6 255 107 337.9 337.9 293.9 338.1 0.04 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 627.89 mb = 4061.35 m = 13324.48 ft Wetbulb zero: 750.32 mb = 2544.84 m = 8349.11 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 31.13 % Est. max temperature: 27.59 C = 81.66 F Sfc-Lift cond lev (LCL): 993.13 mb = 199.57 m = 654.74 ft T: 11.30 C 700-500 lapse rate: 7.02 C/km ThetaE index: 7.28 C Layer 896.0- 865.0 mb Conv cond level (CCL): 662.52 mb = 3563.93 m = 11692.54 ft Mean mixing ratio: 7.35 g/kg Conv temperature: 38.02 C = 100.43 F Cap Strength: 12.40 C Lifted Index: 10.62 C Risk: None Lifted Index @300 mb: 16.69 C Lifted Index @700 mb: 10.93 C Showalter Index: 11.91 C Risk: None Total Totals Index: 27.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 0.70 C K Index: -8.10 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 3.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.52 J/kg Max Up Vert Vel: 8.78 m/s Conv Inhibition (B-): 45980.65 J/kg Cap Strength: 12.39 C Lift Cond Lev (LCL): 919.05 mb = 846.91 m = 2778.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 16 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 1002 128 270 4 4.0 -0.0 | 144 13 -7.6 10.5 1 1000 142 270 4 4.0 -0.0 | 144 13 -7.6 10.5 2 981 305 295 3 2.7 -1.3 | 136 13 -8.8 9.2 3 946 610 325 5 2.9 -4.1 | 126 11 -8.7 6.4 4 925 793 315 6 4.2 -4.2 | 131 10 -7.3 6.3 5 912 914 320 6 3.9 -4.6 | 128 10 -7.7 5.9 6 879 1219 315 2 1.4 -1.4 | 132 14 -10.1 9.1 7 850 1501 325 14 8.0 -11.5 | 75 4 -3.5 -1.0 8 817 1829 320 20 12.9 -15.3 | 345 5 1.3 -4.8 9 788 2134 330 19 9.5 -16.5 | 19 6 -2.1 -6.0 10 760 2438 305 14 11.5 -8.0 | 178 2 -0.1 2.5 11 733 2743 295 13 11.8 -5.5 | 183 5 0.2 5.0 12 700 3125 280 16 15.8 -2.8 | 209 9 4.2 7.7 13 654 3658 285 22 21.3 -5.7 | 244 11 9.7 4.8 14 606 4267 275 28 27.9 -2.4 | 244 18 16.3 8.1 15 561 4877 270 29 29.0 -0.0 | 239 20 17.4 10.5 16 500 5790 270 42 42.0 -0.0 | 251 32 30.4 10.5 17 480 6096 260 44 43.3 7.6 | 240 37 31.8 18.1 18 400 7450 265 62 61.8 5.4 | 252 53 50.2 15.9 19 390 7620 270 63 63.0 -0.0 | 258 53 51.4 10.5 20 315 9144 265 79 78.7 6.9 | 255 69 67.1 17.4 21 300 9480 260 87 85.7 15.1 | 251 78 74.1 25.6 22 253 10640 255 107 103.4 27.7 | 247 99 91.8 38.2 23 252 10668 255 97 93.7 25.1 | 247 90 82.1 35.6 24 250 10720 255 103 99.5 26.7 | 247 95 87.9 37.2 25 200 12200 255 102 98.5 26.4 | 247 94 87.0 36.9 26 150 14040 260 79 77.8 13.7 | 250 71 66.2 24.2 27 123 15240 250 80 75.2 27.4 | 239 74 63.6 37.9 28 100 16490 245 62 56.2 26.2 | 231 58 44.6 36.7 29 70 18570 275 24 23.9 -2.1 | 236 15 12.4 8.4 30 63 19180 260 24 23.6 4.2 | 219 19 12.1 14.7 31 50 20540 335 9 3.8 -8.2 | 107 8 -7.7 2.3 32 30 23680 45 14 -9.9 -9.9 | 92 21 -21.5 0.6 33 20 26240 190 5 0.9 4.9 | 145 19 -10.7 15.4 Wind Parameters Mean winds (0-6000m): 282.3 at 20.8 knts Storm direction: 312.3 at 15.6 knts Shear (0-3000m) pos: 3.3 neg: 2.8 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 64.5 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -26.8 tot: -13.3 m^2/s^2 ave: -4.4 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.98 Bulk Shear: 39.38 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 ------------------------------------------------------------------------------- 500 303 4 135 12| 4.4 0.0 4.4| 0.0 -11.8 -11.8 -23.6 -0.80| 4.7 -3.8 1000 312 5 132 11| 2.2 1.0 3.2| 3.3 -12.6 -9.3 -9.3 -0.32| 4.5 -1.5 1500 318 6 129 10| 5.6 0.7 6.3| 3.7 -23.3 -19.6 -13.1 -0.45| 8.2 -3.7 2000 321 9 120 7| 5.0 0.5 5.5| 8.4 -26.5 -18.1 -9.1 -0.35| 8.0 -2.8 2500 319 10 120 5| 4.0 2.4 6.4| 8.7 -26.8 -18.2 -7.3 -0.16| 8.8 -1.4 3000 312 11 132 5| 3.3 2.8 6.1| 13.5 -26.8 -13.3 -4.4 -0.08| 8.3 -0.7 4000 300 14 187 4| 3.1 2.7 5.7| 29.0 -27.3 1.7 0.4 0.03| 7.8 0.2 5000 290 17 222 6| 2.5 2.8 5.2| 38.2 -35.7 2.5 0.5 0.03| 7.0 0.2 6000 282 21 235 11| 2.1 3.4 5.5| 61.9 -89.3 -27.4 -4.6 -0.01| 7.3 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VILK/skewt/VILK.skewt.20251228.00.gif