UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 15 OCT 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 1006 3 24.4 21.3 83 3.1 22.2 80 2 297.0 299.9 295.1 343.5 16.05 1 1000 55 24.2 23.0 93 1.2 23.3 275 1 297.4 300.6 296.5 349.4 17.96 2 925 738 21.4 21.0 98 0.4 21.1 355 6 301.2 304.3 297.0 351.7 17.17 3 850 1467 17.6 16.8 95 0.8 17.1 315 6 304.6 307.2 296.0 347.2 14.31 4 730 2763 12.8 12.3 97 0.5 12.5 167 3 312.9 315.2 296.9 351.2 12.42 5 700 3116 11.0 10.5 97 0.5 10.7 75 6 314.7 316.9 296.7 350.3 11.48 6 617 4159 5.8 5.4 97 0.4 5.5 124 8 320.3 322.0 296.5 349.5 9.16 7 566 4858 0.0 -1.1 92 1.1 -0.6 133 13 321.4 322.7 294.7 341.6 6.25 8 500 5840 -6.3 -7.6 90 1.3 -6.9 115 23 325.4 326.2 294.3 339.7 4.32 9 450 6660 -10.7 -13.7 79 3.0 -11.9 118 25 329.8 330.4 294.3 339.9 2.95 10 420 7189 -13.7 -14.2 96 0.5 -13.9 123 29 332.5 333.1 295.0 343.0 3.04 11 400 7560 -15.5 -15.9 97 0.4 -15.6 135 24 334.8 335.4 295.4 344.5 2.77 12 356 8432 -19.9 -22.1 83 2.2 -20.5 146 21 340.3 340.7 296.0 346.9 1.83 13 313 9375 -26.3 -29.2 76 2.9 -26.9 168 12 344.1 344.3 296.3 348.2 1.09 14 300 9680 -28.7 -33.0 66 4.3 -29.5 160 13 344.9 345.1 296.2 348.0 0.79 15 282 10121 -32.1 -38.1 55 6.0 -33.0 155 13 346.2 346.3 296.3 348.2 0.51 16 250 10960 -39.7 -44.3 61 4.6 -40.1 145 13 347.0 347.1 296.3 348.2 0.30 17 200 12440 -52.7 -56.6 63 3.9 -52.8 80 8 349.3 349.3 296.5 349.7 0.09 18 150 14240 -68.1 -71.7 60 3.6 -68.1 110 30 352.8 352.8 297.3 352.8 0.02 19 106 16244 -84.1 -87.1 59 3.0 -84.1 96 40 359.2 359.2 298.5 359.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 566.00 mb = 4857.80 m = 15937.47 ft Wetbulb zero: 571.18 mb = 4784.02 m = 15695.40 ft Precipitable water: 2.64 inches Sfc-500 mean rel hum: 95.13 % Est. max temperature: 31.67 C = 89.01 F Sfc-Lift cond lev (LCL): 961.84 mb = 395.82 m = 1298.60 ft T: 22.80 C 700-500 lapse rate: 6.35 C/km ThetaE index: 11.47 C Layer 700.0- 450.0 mb Conv cond level (CCL): 919.14 mb = 792.79 m = 2600.98 ft Mean mixing ratio: 17.38 g/kg Conv temperature: 28.82 C = 83.87 F Cap Strength: 0.55 C Lifted Index: -3.51 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.59 C Lifted Index @700 mb: 0.26 C Showalter Index: -2.34 C Risk: Severe thunderstorms possible Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 23.10 C K Index: 40.20 Risk: > 80 % chance of thunderstorms Sweat Index: 236.60 Risk: None Energy Index: -1.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 545.32 J/kg Max Up Vert Vel: 33.02 m/s Conv Inhibition (B-): 7.53 J/kg Cap Strength: 0.55 C Lift Cond Lev (LCL): 944.23 mb = 557.74 m = 1829.84 ft Lev Free Conv (LFC): 869.23 mb = 1274.13 m = 4180.16 ft Equ Level (EL): 799.23 mb = 1991.45 m = 6533.55 ft B at Equ Level: 21.50 J/kg Wind level data Storm motion: 144 at 6 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 1006 3 80 2 -2.0 -0.3 | 342 6 1.8 -5.5 1 1000 55 275 1 1.0 -0.1 | 318 7 4.7 -5.3 2 972 305 250 6 5.6 2.1 | 288 10 9.4 -3.1 3 925 738 355 6 0.5 -6.0 | 339 12 4.3 -11.2 4 906 914 330 9 4.5 -7.8 | 328 15 8.2 -13.0 5 850 1467 315 6 4.2 -4.2 | 320 12 8.0 -9.4 6 844 1524 320 6 3.9 -4.6 | 322 12 7.6 -9.8 7 786 2134 355 3 0.3 -3.0 | 334 9 4.0 -8.2 8 758 2438 5 2 -0.2 -2.0 | 334 8 3.6 -7.2 9 731 2743 170 3 -0.5 3.0 | 305 4 3.2 -2.2 10 706 3048 115 4 -3.6 1.7 | 358 3 0.1 -3.5 11 700 3116 75 6 -5.8 -1.6 | 17 7 -2.1 -6.7 12 631 3962 110 7 -6.6 2.4 | 46 4 -2.8 -2.8 13 607 4267 135 8 -5.7 5.7 | 104 2 -1.9 0.5 14 522 5486 130 19 -14.6 12.2 | 123 13 -10.8 7.0 15 500 5840 115 23 -20.8 9.7 | 105 18 -17.1 4.5 16 430 7010 120 26 -22.5 13.0 | 113 20 -18.8 7.8 17 413 7315 125 31 -25.4 17.8 | 120 25 -21.7 12.6 18 400 7560 135 24 -17.0 17.0 | 132 18 -13.2 11.8 19 381 7925 135 26 -18.4 18.4 | 132 20 -14.6 13.2 20 310 9449 170 11 -1.9 10.8 | 198 6 1.8 5.7 21 300 9680 160 13 -4.4 12.2 | 174 7 -0.7 7.0 22 250 10960 145 13 -7.5 10.6 | 146 7 -3.7 5.5 23 238 11278 140 11 -7.1 8.4 | 134 5 -3.3 3.2 24 217 11887 110 8 -7.5 2.7 | 57 5 -3.8 -2.4 25 208 12192 90 10 -10.0 0.0 | 50 8 -6.3 -5.2 26 200 12440 80 8 -7.9 -1.4 | 32 8 -4.1 -6.6 27 189 12802 65 9 -8.2 -3.8 | 26 10 -4.4 -9.0 28 171 13411 60 13 -11.3 -6.5 | 33 14 -7.5 -11.7 29 150 14240 110 30 -28.2 10.3 | 102 25 -24.5 5.1 30 148 14326 110 28 -26.3 9.6 | 101 23 -22.6 4.4 31 141 14630 110 34 -31.9 11.6 | 103 29 -28.2 6.5 32 104 16459 95 41 -40.8 3.6 | 88 37 -37.1 -1.6 Wind Parameters Mean winds (0-6000m): 114.2 at 8.5 knts Storm direction: 144.2 at 6.4 knts Shear (0-3000m) pos: 1.4 neg: 1.2 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 8.3 deg Storm rel helicity (0-3000m) pos: 42.1 neg: -31.2 tot: 10.9 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 0.4 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 26.72 Bulk Shear: 20.41 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 ------------------------------------------------------------------------------- 500 265 4 301 9| 0.0 7.9 7.9| 12.9 -14.3 -1.4 -2.9 -0.21| 13.6 -2.8 1000 310 6 318 12| 2.3 3.9 6.2| 29.5 -23.4 6.1 6.1 0.00| 11.6 0.0 1500 316 6 320 13| 1.5 2.3 3.8| 30.1 -28.4 1.7 1.1 -0.05| 8.8 -0.4 2000 319 6 322 12| 1.4 1.7 3.1| 36.8 -28.4 8.4 4.2 0.04| 7.5 0.3 2500 323 5 324 12| 1.3 1.4 2.7| 39.5 -28.5 11.0 4.4 0.07| 6.6 0.5 3000 323 5 324 11| 1.4 1.2 2.6| 42.1 -31.2 10.9 3.6 0.06| 6.8 0.4 4000 4 5 342 11| 1.2 0.5 1.7| 48.6 -31.2 17.4 4.4 0.16| 6.2 1.0 5000 89 6 26 6| 1.3 0.1 1.4| 51.6 -31.2 20.4 4.1 0.19| 6.0 1.2 6000 114 9 67 4| 1.1 0.9 2.0| 52.7 -50.1 2.6 0.4 0.10| 5.9 0.6 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251015.00.gif