UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 3 DEC 25 Station: VO466 WMO ident: 43466 Latitude: 6.90 Longitude: 79.87 ------------------------------------------------------------------------------- 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 1010 4 29.2 22.2 66 7.0 24.1 280 3 301.5 304.6 296.9 351.3 16.91 1 1000 92 27.4 22.7 76 4.7 24.0 280 5 300.5 303.8 297.1 352.3 17.63 2 961 444 24.0 21.4 85 2.6 22.2 266 6 300.6 303.6 296.7 350.3 16.93 3 945 592 24.6 14.6 54 10.0 17.9 261 7 302.6 304.7 293.2 335.6 11.12 4 925 780 23.6 11.6 47 12.0 15.9 285 5 303.4 305.2 292.0 331.2 9.31 5 905 970 23.0 7.0 36 16.0 13.4 291 6 304.7 306.0 290.5 325.7 6.95 6 884 1174 22.0 5.0 33 17.0 12.1 298 6 305.7 306.9 290.2 324.6 6.19 7 873 1282 21.2 10.2 49 11.0 14.3 302 6 306.0 307.7 292.6 333.1 8.98 8 868 1331 21.6 3.6 31 18.0 11.3 304 7 306.9 308.0 290.1 324.4 5.71 9 850 1512 20.0 2.0 30 18.0 10.0 310 7 307.1 308.1 289.7 323.1 5.20 10 837 1645 19.0 2.0 32 17.0 9.6 308 5 307.4 308.4 289.9 323.7 5.28 11 827 1748 18.0 -9.0 15 27.0 5.8 306 3 307.4 307.8 287.0 314.8 2.34 12 814 1883 16.8 -3.2 25 20.0 6.8 322 2 307.5 308.2 288.5 319.1 3.71 13 806 1967 16.0 7.0 55 9.0 10.6 351 3 307.5 309.0 292.1 331.3 7.82 14 787 2169 14.4 7.4 63 7.0 10.2 51 4 307.9 309.5 292.5 333.0 8.24 15 781 2234 14.8 0.8 38 14.0 7.2 52 4 309.0 310.0 290.3 325.1 5.19 16 758 2486 13.8 -3.2 31 17.0 5.2 58 4 310.6 311.4 289.7 323.2 3.98 17 743 2655 12.4 1.4 47 11.0 6.3 61 5 310.9 312.0 291.3 328.6 5.70 18 717 2953 11.0 -7.0 28 18.0 2.6 68 5 312.5 313.1 289.5 322.6 3.15 19 711 3023 11.2 3.2 58 8.0 6.6 69 5 313.5 314.8 293.0 334.7 6.79 20 700 3153 10.6 4.6 66 6.0 7.1 40 5 314.2 315.7 293.9 338.0 7.62 21 679 3406 9.4 3.4 66 6.0 5.9 17 3 315.6 317.0 293.9 338.3 7.22 22 671 3505 9.8 -3.2 40 13.0 3.1 52 2 317.2 318.0 292.2 331.6 4.50 23 635 3961 7.2 -15.8 18 23.0 -1.9 96 3 319.2 319.6 290.3 325.2 1.76 24 618 4184 5.4 -15.6 20 21.0 -2.9 85 5 319.7 320.0 290.5 325.8 1.83 25 613 4250 5.0 -5.0 48 10.0 0.0 82 5 319.9 320.8 292.8 333.9 4.30 26 604 4371 3.8 -3.2 60 7.0 0.2 76 6 319.9 320.9 293.3 336.1 5.01 27 588 4589 2.6 -13.4 30 16.0 -4.0 65 8 321.0 321.4 291.3 328.7 2.31 28 579 4714 1.6 -13.4 32 15.0 -4.5 63 9 321.2 321.7 291.5 329.1 2.35 29 568 4868 0.0 -5.0 69 5.0 -2.4 60 10 321.1 322.0 293.4 336.3 4.65 30 555 5053 -0.9 -11.9 43 11.0 -5.5 60 9 322.2 322.7 292.1 331.4 2.77 31 549 5140 -1.3 -16.3 31 15.0 -7.0 60 8 322.7 323.1 291.5 329.3 1.95 32 540 5272 -2.3 -8.3 63 6.0 -5.0 66 7 323.0 323.8 293.2 335.6 3.79 33 531 5405 -3.1 -7.4 72 4.3 -5.1 77 4 323.6 324.5 293.6 337.3 4.13 34 502 5849 -5.5 -12.5 58 7.0 -8.4 126 2 326.0 326.5 293.3 335.8 2.92 35 500 5880 -5.7 -12.7 58 7.0 -8.5 90 1 326.1 326.7 293.3 335.8 2.88 36 492 6006 -6.1 -20.1 32 14.0 -10.8 70 3 327.1 327.4 292.4 332.6 1.57 37 438 6903 -11.1 -28.1 23 17.0 -15.6 51 12 331.8 332.0 293.0 335.0 0.86 38 400 7590 -15.9 -31.9 24 16.0 -19.5 85 7 334.3 334.5 293.5 336.8 0.66 39 377 8031 -19.5 -31.5 34 12.0 -22.1 47 3 335.3 335.4 293.8 338.0 0.73 40 368 8210 -20.1 -41.1 14 21.0 -23.5 312 4 336.8 336.9 293.8 337.9 0.28 41 351 8558 -21.5 -48.5 7 27.0 -24.9 304 7 339.5 339.5 294.3 340.0 0.13 42 300 9690 -30.7 -47.7 17 17.0 -32.4 210 10 342.1 342.1 295.0 342.8 0.17 43 271 10405 -36.1 -58.1 9 22.0 -37.4 217 7 344.4 344.4 295.4 344.6 0.06 44 251 10933 -41.1 -58.1 14 17.0 -41.9 199 9 344.6 344.6 295.5 344.8 0.06 45 250 10960 -41.3 -58.3 14 17.0 -42.1 200 9 344.7 344.7 295.5 344.9 0.06 46 242 11179 -43.3 -50.3 46 7.0 -43.7 212 11 344.9 344.9 295.6 345.5 0.16 47 214 11993 -50.1 -52.4 77 2.3 -50.2 218 19 346.7 346.7 296.0 347.2 0.14 48 200 12430 -53.5 -56.9 66 3.4 -53.6 200 24 348.0 348.1 296.3 348.4 0.09 49 196 12560 -54.7 -58.2 65 3.5 -54.8 199 25 348.2 348.2 296.3 348.5 0.08 50 161 13797 -63.1 -77.1 13 14.0 -63.2 195 10 354.1 354.1 297.5 354.2 0.01 51 150 14230 -66.7 -79.7 14 13.0 -66.8 205 23 355.2 355.2 297.7 355.2 0.00 52 100 16570 -83.5 -90.5 28 7.0 -83.5 170 13 366.4 366.4 299.9 366.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 568.00 mb = 4867.83 m = 15970.38 ft Wetbulb zero: 648.62 mb = 3785.52 m = 12419.54 ft Precipitable water: 1.38 inches Sfc-500 mean rel hum: 46.85 % Est. max temperature: 34.73 C = 94.51 F Sfc-Lift cond lev (LCL): 912.79 mb = 895.49 m = 2937.92 ft T: 23.24 C 700-500 lapse rate: 5.98 C/km ThetaE index: 27.74 C Layer 961.0- 873.0 mb Conv cond level (CCL): 799.02 mb = 2040.68 m = 6695.06 ft Mean mixing ratio: 13.91 g/kg Conv temperature: 35.42 C = 95.75 F Cap Strength: 4.88 C Lifted Index: -0.09 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.68 C Lifted Index @700 mb: 2.05 C Showalter Index: 9.02 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 7.70 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 39.00 Risk: None Energy Index: 2.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.14 J/kg Max Up Vert Vel: 6.35 m/s Conv Inhibition (B-): 327.84 J/kg Cap Strength: 4.77 C Lift Cond Lev (LCL): 868.89 mb = 1322.57 m = 4339.09 ft Lev Free Conv (LFC): 533.89 mb = 5362.25 m = 17592.46 ft Equ Level (EL): 493.89 mb = 5975.86 m = 19605.62 ft B at Equ Level: 19.41 J/kg Max Parcel Lev (MPL): 433.89 mb = 6974.06 m = 22880.51 ft Wind level data Storm motion: 60 at 4 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 1010 4 280 3 3.0 -0.5 | 258 6 6.2 1.3 1 1000 92 280 5 4.9 -0.9 | 263 8 8.1 1.0 2 943 610 260 7 6.9 1.2 | 253 11 10.1 3.1 3 925 780 285 5 4.8 -1.3 | 266 8 8.0 0.5 4 850 1512 310 7 5.4 -4.5 | 287 9 8.6 -2.7 5 849 1524 310 7 5.4 -4.5 | 287 9 8.6 -2.7 6 819 1829 305 2 1.6 -1.1 | 262 5 4.8 0.7 7 790 2134 50 4 -3.1 -2.6 | 349 1 0.1 -0.7 8 709 3048 70 5 -4.7 -1.7 | 95 2 -1.5 0.1 9 700 3153 40 5 -3.2 -3.8 | 0 2 -0.0 -2.0 10 683 3353 360 3 -0.0 -3.0 | 290 3 3.2 -1.2 11 658 3658 110 1 -0.9 0.3 | 226 3 2.3 2.2 12 588 4572 65 8 -7.3 -3.4 | 69 4 -4.0 -1.5 13 566 4877 60 10 -8.7 -5.0 | 60 6 -5.5 -3.2 14 545 5182 60 8 -6.9 -4.0 | 60 4 -3.7 -2.2 15 525 5486 85 2 -2.0 -0.2 | 216 2 1.2 1.7 16 506 5791 190 3 0.5 3.0 | 218 6 3.7 4.8 17 500 5880 90 1 -1.0 0.0 | 230 3 2.2 1.8 18 486 6096 55 5 -4.1 -2.9 | 41 1 -0.9 -1.0 19 467 6401 85 8 -8.0 -0.7 | 103 5 -4.8 1.1 20 449 6706 70 17 -16.0 -5.8 | 73 13 -12.8 -4.0 21 431 7010 40 9 -5.8 -6.9 | 27 6 -2.6 -5.1 22 415 7315 70 11 -10.3 -3.8 | 75 7 -7.1 -1.9 23 400 7590 85 7 -7.0 -0.6 | 108 4 -3.8 1.2 24 398 7620 80 9 -8.9 -1.6 | 93 6 -5.7 0.3 25 382 7925 100 3 -3.0 0.5 | 186 2 0.2 2.4 26 366 8230 295 4 3.6 -1.7 | 269 7 6.8 0.2 27 351 8534 305 7 5.7 -4.0 | 284 9 8.9 -2.2 28 323 9144 255 5 4.8 1.3 | 249 9 8.0 3.1 29 310 9449 210 7 3.5 6.1 | 220 10 6.7 7.9 30 300 9690 210 10 5.0 8.7 | 218 13 8.2 10.5 31 297 9754 205 11 4.6 10.0 | 214 14 7.8 11.8 32 272 10363 220 7 4.5 5.4 | 227 11 7.7 7.2 33 261 10668 190 8 1.4 7.9 | 205 11 4.6 9.7 34 250 10960 200 9 3.1 8.5 | 211 12 6.3 10.3 35 227 11582 235 14 11.5 8.0 | 236 18 14.7 9.9 36 200 12430 200 24 8.2 22.6 | 205 27 11.4 24.4 37 198 12497 200 25 8.6 23.5 | 205 28 11.8 25.3 38 171 13411 180 18 0.0 18.0 | 189 20 3.2 19.8 39 163 13716 195 8 2.1 7.7 | 209 11 5.3 9.6 40 155 14021 195 15 3.9 14.5 | 203 18 7.1 16.3 41 150 14230 205 23 9.7 20.8 | 210 26 12.9 22.7 42 133 14935 210 20 10.0 17.3 | 215 23 13.2 19.2 43 126 15240 170 11 -1.9 10.8 | 186 13 1.3 12.7 44 119 15545 175 9 -0.8 9.0 | 193 11 2.4 10.8 45 113 15850 230 10 7.7 6.4 | 233 14 10.9 8.3 46 107 16154 180 12 0.0 12.0 | 193 14 3.2 13.8 47 100 16570 170 13 -2.3 12.8 | 184 15 0.9 14.6 48 97 16764 175 13 -1.1 13.0 | 188 15 2.1 14.8 Wind Parameters Mean winds (0-6000m): 30.1 at 4.9 knts Storm direction: 60.1 at 3.7 knts Shear (0-3000m) pos: 2.0 neg: 0.7 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): -165.1 deg Storm rel helicity (0-3000m) pos: 16.8 neg: -8.7 tot: 8.0 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.91 Bulk Shear: 10.53 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 ------------------------------------------------------------------------------- 500 272 5 259 9| 0.0 3.9 3.9| 1.2 -2.9 -1.7 -3.4 -0.13| 4.4 -0.6 1000 274 6 261 9| 1.6 2.0 3.6| 8.3 -4.0 4.3 4.3 0.23| 4.6 1.0 1500 284 6 268 9| 1.8 1.3 3.1| 13.5 -4.0 9.5 6.3 0.38| 3.9 1.5 2000 290 5 270 8| 2.0 1.0 3.0| 15.7 -8.7 7.0 3.5 0.20| 4.8 1.0 2500 300 5 276 8| 2.2 0.8 3.0| 16.6 -8.7 7.8 3.1 0.27| 4.6 1.3 3000 315 5 284 7| 2.0 0.7 2.6| 16.8 -8.7 8.0 2.7 0.29| 4.0 1.2 4000 333 4 292 6| 1.7 0.9 2.6| 16.8 -14.1 2.6 0.7 -0.10| 4.6 -0.4 5000 17 5 330 3| 1.4 0.4 1.7| 16.8 -18.6 -1.9 -0.4 -0.20| 4.5 -0.9 6000 30 5 343 3| 0.7 0.4 1.1| 21.0 -19.3 1.7 0.3 -0.06| 5.1 -0.3 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251203.12.gif