UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 12 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 1008 8 24.6 20.6 78 4.0 21.8 120 1 297.1 299.8 294.7 341.4 15.33 1 1000 78 25.0 22.9 88 2.1 23.5 90 3 298.1 301.4 296.7 350.1 17.85 2 994 131 25.8 22.7 83 3.1 23.6 99 3 299.5 302.7 296.9 351.3 17.74 3 938 644 22.6 21.7 95 0.9 22.0 218 5 301.2 304.5 297.3 353.3 17.69 4 925 766 22.4 19.3 83 3.1 20.2 250 6 302.2 305.1 296.1 347.7 15.41 5 897 1035 21.6 16.6 73 5.0 18.2 271 6 304.1 306.5 295.3 343.8 13.37 6 850 1503 18.8 14.3 75 4.5 15.8 340 5 305.8 308.1 294.8 342.3 12.15 7 756 2504 14.2 4.2 51 10.0 8.4 279 4 311.3 312.6 292.4 332.5 6.85 8 744 2639 13.0 8.4 74 4.6 10.1 276 5 311.4 313.2 294.4 340.2 9.34 9 700 3151 10.4 4.4 66 6.0 6.9 265 9 314.0 315.4 293.7 337.5 7.51 10 669 3528 8.8 1.8 61 7.0 4.8 260 8 316.3 317.6 293.6 337.0 6.53 11 604 4368 3.6 -4.4 56 8.0 -0.4 319 7 319.7 320.6 292.9 334.5 4.57 12 567 4879 0.0 -3.5 77 3.5 -1.8 287 7 321.3 322.3 293.9 338.2 5.22 13 500 5880 -5.1 -11.1 63 6.0 -7.7 305 7 326.8 327.5 293.8 337.9 3.28 14 495 5959 -5.9 -10.9 68 5.0 -8.1 326.8 327.5 293.9 338.1 3.36 TRP WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 567.00 mb = 4879.36 m = 16008.20 ft Wetbulb zero: 608.87 mb = 4302.13 m = 14114.44 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 69.16 % Est. max temperature: 33.08 C = 91.54 F Sfc-Lift cond lev (LCL): 950.98 mb = 522.12 m = 1712.96 ft T: 23.36 C 700-500 lapse rate: 5.68 C/km ThetaE index: 20.76 C Layer 925.0- 744.0 mb Conv cond level (CCL): 865.79 mb = 1342.97 m = 4406.00 ft Mean mixing ratio: 16.96 g/kg Conv temperature: 32.78 C = 91.00 F Cap Strength: 1.83 C Lifted Index: -2.31 C Risk: Severe thunderstorms possible Lifted Index @700 mb: -0.34 C Showalter Index: 0.77 C Risk: Thunderstorms probable Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.40 C K Index: 32.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 188.60 Risk: None Energy Index: -0.84 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 163.85 J/kg Max Up Vert Vel: 18.10 m/s Conv Inhibition (B-): 67.71 J/kg Cap Strength: 1.76 C Lift Cond Lev (LCL): 924.72 mb = 768.62 m = 2521.69 ft Lev Free Conv (LFC): 739.72 mb = 2687.63 m = 8817.59 ft Wind level data Storm motion: 314 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 1008 8 120 1 -0.9 0.5 | 132 5 -4.0 3.5 1 1000 78 90 3 -3.0 0.0 | 116 7 -6.1 3.0 2 975 305 130 4 -3.1 2.6 | 132 8 -6.2 5.6 3 925 766 250 6 5.6 2.1 | 207 6 2.6 5.1 4 909 914 265 6 6.0 0.5 | 219 5 2.9 3.6 5 878 1219 280 6 5.9 -1.0 | 235 3 2.8 2.0 6 850 1503 340 5 1.7 -4.7 | 40 2 -1.4 -1.7 7 848 1524 340 5 1.7 -4.7 | 40 2 -1.4 -1.7 8 789 2134 330 5 2.5 -4.3 | 24 1 -0.6 -1.3 9 761 2438 280 4 3.9 -0.7 | 200 2 0.9 2.3 10 700 3151 265 9 9.0 0.8 | 237 7 5.9 3.8 11 633 3962 255 7 6.8 1.8 | 217 6 3.7 4.8 12 610 4267 315 7 4.9 -4.9 | 316 3 1.9 -1.9 13 588 4572 330 7 3.5 -6.1 | 352 3 0.4 -3.0 14 566 4877 285 7 6.8 -1.8 | 252 4 3.7 1.2 15 545 5182 305 4 3.3 -2.3 | 194 1 0.2 0.7 16 525 5486 255 2 1.9 0.5 | 162 4 -1.2 3.5 17 506 5791 285 5 4.8 -1.3 | 225 2 1.7 1.7 18 500 5880 305 7 5.7 -4.0 | 290 3 2.6 -1.0 Wind Parameters Mean winds (0-6000m): 284.5 at 5.8 knts Storm direction: 314.5 at 4.3 knts Shear (0-3000m) pos: 1.0 neg: 1.4 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 104.3 deg Storm rel helicity (0-3000m) pos: 30.4 neg: -3.0 tot: 27.4 m^2/s^2 ave: 9.1 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 2.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 14.81 Bulk Shear: 11.06 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 ------------------------------------------------------------------------------- 500 134 4 134 8| 4.6 0.0 4.6| 13.1 -2.3 10.8 21.6 0.52| 9.0 4.7 1000 217 5 178 7| 3.5 0.0 3.5| 25.9 -2.3 23.6 23.6 0.69| 8.9 6.1 1500 260 5 206 4| 2.0 0.0 2.0| 28.5 -2.3 26.2 17.5 0.72| 8.4 6.0 2000 290 5 232 2| 1.5 0.2 1.7| 28.5 -2.5 26.0 13.0 0.68| 6.5 4.4 2500 297 5 238 2| 1.2 1.0 2.2| 28.7 -3.0 25.7 10.3 0.48| 6.2 3.0 3000 289 5 233 2| 1.0 1.4 2.4| 30.4 -3.0 27.4 9.1 0.48| 5.8 2.8 4000 276 6 229 4| 0.8 1.1 1.9| 31.6 -6.6 25.1 6.3 0.39| 4.9 1.9 5000 284 6 241 3| 1.3 1.3 2.6| 37.7 -10.2 27.5 5.5 0.33| 5.3 1.8 6000 NO DATA | 1.2 1.2 2.4| | Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251012.00.gif