UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 1 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 1008 6 28.8 22.8 70 6.0 24.4 275 3 301.3 304.5 297.3 353.1 17.60 1 1000 76 27.8 22.8 74 5.0 24.2 275 5 301.0 304.2 297.3 353.1 17.74 2 942 605 22.8 21.2 91 1.6 21.6 295 5 301.1 304.2 296.9 351.2 17.06 3 926 755 21.4 20.8 96 0.6 21.0 300 6 301.1 304.2 296.8 350.9 16.93 4 925 764 21.4 20.8 96 0.6 21.0 300 6 301.2 304.3 296.8 351.1 16.95 5 907 935 20.8 16.2 75 4.6 17.7 290 7 302.3 304.6 294.4 340.3 12.88 6 897 1031 21.4 9.4 46 12.0 14.0 290 9 303.9 305.4 291.3 328.6 8.28 7 883 1167 20.6 9.6 49 11.0 13.8 290 11 304.4 306.0 291.7 330.0 8.53 8 874 1256 19.6 15.4 77 4.2 16.8 290 12 304.2 306.6 294.8 342.0 12.69 9 850 1496 18.2 14.0 76 4.2 15.4 290 16 305.2 307.4 294.5 340.8 11.91 10 824 1762 16.2 13.8 86 2.4 14.6 290 11 305.8 308.1 294.8 342.2 12.13 11 814 1867 16.8 8.8 59 8.0 11.9 289 10 307.5 309.2 292.8 334.1 8.77 12 812 1888 16.4 10.4 68 6.0 12.6 289 9 307.3 309.2 293.6 337.0 9.80 13 808 1930 16.6 8.6 59 8.0 11.6 288 9 308.0 309.6 292.9 334.5 8.71 14 799 2026 15.6 11.9 79 3.7 13.2 287 7 307.9 310.0 294.6 341.3 11.02 15 725 2847 10.4 9.5 94 0.9 9.8 273 15 310.9 312.8 295.0 342.6 10.34 16 707 3058 11.0 2.0 54 9.0 5.9 270 18 313.8 315.0 292.6 333.4 6.26 17 700 3141 10.4 5.7 73 4.7 7.6 265 15 314.0 315.6 294.3 339.7 8.24 18 699 3153 10.2 5.9 75 4.3 7.6 265 15 313.9 315.5 294.3 340.0 8.36 19 678 3407 9.2 4.2 71 5.0 6.2 265 15 315.5 317.0 294.2 339.6 7.65 20 667 3542 8.8 -2.2 46 11.0 3.1 265 15 316.6 317.5 292.3 332.2 4.88 21 663 3592 8.6 -5.4 37 14.0 1.7 265 15 316.9 317.6 291.5 329.3 3.86 22 651 3743 7.6 1.6 66 6.0 4.2 265 15 317.4 318.7 293.9 338.4 6.61 23 621 4132 5.8 1.2 72 4.6 3.2 265 14 319.7 321.0 294.6 341.3 6.74 24 617 4185 6.0 -3.0 52 9.0 1.3 265 14 320.5 321.5 293.4 336.6 4.97 25 604 4359 4.6 -0.4 70 5.0 1.8 265 14 320.8 322.0 294.5 340.7 6.17 26 591 4536 3.6 -4.4 56 8.0 -0.4 265 14 321.7 322.6 293.6 336.9 4.67 27 547 5161 0.0 -1.6 89 1.6 -0.9 222 7 324.6 325.8 295.5 345.0 6.24 28 529 5430 0.0 -7.0 59 7.0 -3.4 145 9 327.7 328.6 294.8 342.0 4.28 29 500 5880 -3.1 -10.1 58 7.0 -6.2 120 11 329.3 330.0 294.6 341.3 3.55 30 473 6318 -6.5 -14.5 53 8.0 -9.7 87 16 330.3 330.8 294.1 339.4 2.63 31 462 6502 -7.7 -25.7 22 18.0 -13.0 80 17 331.1 331.3 293.0 334.7 1.02 32 445 6793 -9.9 -21.9 37 12.0 -13.7 82 16 331.8 332.1 293.6 337.1 1.49 33 438 6915 -10.9 -23.9 33 13.0 -14.8 82 16 332.1 332.3 293.5 336.6 1.27 34 434 6986 -11.1 -28.1 23 17.0 -15.6 82 16 332.7 332.9 293.3 335.9 0.87 35 428 7093 -11.7 -24.7 33 13.0 -15.5 83 16 333.3 333.5 293.7 337.6 1.21 36 423 7183 -11.9 -29.9 21 18.0 -16.4 83 16 334.1 334.3 293.6 336.9 0.76 37 400 7610 -14.9 -35.9 15 21.0 -19.2 85 15 335.6 335.7 293.7 337.3 0.45 38 397 7667 -15.3 -36.3 15 21.0 -19.6 85 15 335.8 335.9 293.7 337.5 0.43 39 381 7976 -17.7 -27.7 41 10.0 -20.2 88 13 336.6 336.8 294.4 340.4 1.03 40 368 8234 -19.7 -28.7 45 9.0 -21.8 90 12 337.3 337.5 294.6 340.9 0.97 41 358 8438 -20.5 -33.5 30 13.0 -23.1 98 13 338.9 339.1 294.6 341.3 0.63 42 304 9626 -29.5 -46.5 18 17.0 -31.4 146 16 342.5 342.5 295.1 343.3 0.19 43 300 9720 -29.9 -45.9 20 16.0 -31.7 150 16 343.2 343.3 295.3 344.1 0.21 44 261 10695 -38.1 -52.1 22 14.0 -39.1 166 7 345.1 345.2 295.7 345.6 0.12 45 250 10990 -40.9 -49.9 37 9.0 -41.5 190 13 345.3 345.3 295.7 345.9 0.16 46 247 11072 -41.7 -50.7 37 9.0 -42.3 193 13 345.3 345.3 295.7 345.9 0.15 47 238 11321 -43.9 -47.0 71 3.1 -44.1 203 14 345.6 345.7 295.8 346.6 0.23 48 235 11405 -44.5 -46.3 82 1.8 -44.6 206 14 346.0 346.0 296.0 347.0 0.25 49 223 11752 -47.3 -51.6 61 4.3 -47.5 219 16 346.9 346.9 296.1 347.5 0.15 50 218 11901 -48.7 -51.6 72 2.9 -48.8 225 16 347.0 347.0 296.1 347.6 0.15 51 216 11961 -49.1 -51.3 78 2.2 -49.2 222 15 347.3 347.3 296.2 347.9 0.16 52 209 12176 -50.7 -58.7 38 8.0 -51.0 210 12 348.1 348.1 296.3 348.4 0.07 53 200 12460 -52.3 -63.3 25 11.0 -52.6 195 7 349.9 350.0 296.7 350.1 0.04 54 188 12858 -55.5 -71.5 12 16.0 -55.8 191 8 351.0 351.0 296.8 351.1 0.01 55 150 14260 -67.3 -79.3 17 12.0 -67.4 260 11 354.2 354.2 297.5 354.2 0.00 56 100 16600 -84.1 -90.1 34 6.0 -84.1 175 3 365.2 365.2 299.7 365.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 529.00 mb = 5430.04 m = 17814.88 ft Wetbulb zero: 593.55 mb = 4501.05 m = 14767.04 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 72.47 % Est. max temperature: 32.43 C = 90.38 F Sfc-Lift cond lev (LCL): 924.29 mb = 770.66 m = 2528.38 ft T: 21.38 C 700-500 lapse rate: 4.93 C/km ThetaE index: 22.44 C Layer 907.0- 883.0 mb Conv cond level (CCL): 877.02 mb = 1226.22 m = 4022.98 ft Mean mixing ratio: 16.93 g/kg Conv temperature: 31.84 C = 89.31 F Cap Strength: 1.52 C Lifted Index: -0.48 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.09 C Lifted Index @700 mb: -0.46 C Showalter Index: 3.33 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 17.10 C K Index: 30.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 211.00 Risk: None Energy Index: 0.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 639.01 J/kg Max Up Vert Vel: 35.75 m/s Conv Inhibition (B-): 18.17 J/kg Cap Strength: 1.41 C Lift Cond Lev (LCL): 917.88 mb = 831.15 m = 2726.82 ft Lev Free Conv (LFC): 842.88 mb = 1568.20 m = 5144.96 ft Equ Level (EL): 812.88 mb = 1878.79 m = 6163.92 ft B at Equ Level: 4.53 J/kg Wind level data Storm motion: 298 at 8 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 1008 6 275 3 3.0 -0.3 | 130 6 -4.3 3.6 1 1000 76 275 5 5.0 -0.4 | 146 4 -2.3 3.4 2 941 610 295 5 4.5 -2.1 | 122 3 -2.8 1.8 3 925 764 300 6 5.2 -3.0 | 112 2 -2.1 0.9 4 909 914 290 7 6.6 -2.4 | 154 2 -0.7 1.5 5 850 1496 290 16 15.0 -5.5 | 282 8 7.7 -1.6 6 847 1524 290 16 15.0 -5.5 | 282 8 7.7 -1.6 7 817 1829 290 10 9.4 -3.4 | 258 2 2.1 0.5 8 788 2134 285 6 5.8 -1.6 | 147 3 -1.5 2.3 9 708 3048 270 18 18.0 -0.0 | 250 11 10.7 3.9 10 700 3141 265 15 14.9 1.3 | 236 9 7.6 5.2 11 587 4572 265 14 13.9 1.2 | 233 8 6.6 5.1 12 545 5182 220 7 4.5 5.4 | 163 10 -2.8 9.2 13 525 5486 125 9 -7.4 5.2 | 122 17 -14.7 9.0 14 500 5880 120 11 -9.5 5.5 | 119 19 -16.8 9.4 15 468 6401 80 17 -16.7 -3.0 | 92 24 -24.0 0.9 16 400 7610 85 15 -14.9 -1.3 | 97 22 -22.3 2.6 17 368 8230 90 12 -12.0 0.0 | 101 20 -19.3 3.9 18 300 9720 150 16 -8.0 13.9 | 139 23 -15.3 17.7 19 274 10363 155 12 -5.1 10.9 | 140 19 -12.4 14.7 20 262 10668 165 7 -1.8 6.8 | 139 14 -9.1 10.6 21 251 10973 185 13 1.1 13.0 | 160 18 -6.2 16.8 22 250 10990 190 13 2.3 12.8 | 163 17 -5.0 16.7 23 218 11887 225 16 11.3 11.3 | 195 16 4.0 15.2 24 200 12460 195 7 1.8 6.8 | 153 12 -5.5 10.6 25 189 12802 195 8 2.1 7.7 | 156 13 -5.2 11.6 26 180 13106 165 7 -1.8 6.8 | 139 14 -9.1 10.6 27 172 13411 185 4 0.3 4.0 | 138 10 -7.0 7.9 28 164 13716 140 3 -1.9 2.3 | 124 11 -9.2 6.2 29 156 14021 250 2 1.9 0.7 | 130 7 -5.4 4.6 30 150 14260 260 11 10.8 1.9 | 211 7 3.5 5.8 31 141 14630 260 12 11.8 2.1 | 217 7 4.5 6.0 32 108 16154 270 14 14.0 -0.0 | 240 8 6.7 3.9 33 102 16459 260 12 11.8 2.1 | 217 7 4.5 6.0 34 100 16600 175 3 -0.3 3.0 | 132 10 -7.6 6.9 35 97 16764 210 6 3.0 5.2 | 155 10 -4.3 9.1 Wind Parameters Mean winds (0-6000m): 267.9 at 11.0 knts Storm direction: 297.9 at 8.3 knts Shear (0-3000m) pos: 0.4 neg: 2.2 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 120.3 deg Storm rel helicity (0-3000m) pos: 9.4 neg: -4.8 tot: 4.6 m^2/s^2 ave: 1.5 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 0.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 116.95 Bulk Shear: 5.46 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 ------------------------------------------------------------------------------- 500 282 5 138 4| 2.3 0.0 2.3| 1.6 -1.0 0.5 1.1 0.06| 3.4 0.2 1000 289 5 135 3| 1.2 1.8 2.9| 2.5 -1.5 1.0 1.0 0.29| 3.9 1.1 1500 289 8 181 1| 0.8 3.8 4.6| 4.8 -1.5 3.3 2.2 0.34| 5.2 1.8 2000 290 9 225 1| 0.6 0.7 1.3| 4.8 -4.3 0.6 0.3 0.05| 6.1 0.3 2500 288 9 217 1| 0.5 1.3 1.7| 7.4 -4.8 2.6 1.1 0.14| 6.1 0.8 3000 284 10 231 3| 0.4 2.2 2.6| 9.4 -4.8 4.6 1.5 0.14| 6.3 0.9 4000 277 11 235 4| 0.3 1.3 1.6| 9.4 -12.2 -2.8 -0.7 0.06| 5.2 0.3 5000 273 11 232 5| 0.2 0.8 1.0| 9.4 -31.2 -21.8 -4.4 -0.12| 5.0 -0.6 6000 268 11 221 6| 0.2 1.5 1.7| 9.4 -92.2 -82.8 -13.8 -0.32| 5.9 -1.9 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251201.12.gif