UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 28 APR 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 1007 12 26.6 23.4 83 3.2 24.3 115 1 299.2 302.5 297.2 352.6 18.28 1 1000 73 26.4 24.1 87 2.3 24.7 120 6 299.5 303.1 297.9 355.9 19.23 2 988 180 27.2 23.5 80 3.7 24.5 148 6 301.4 304.8 298.1 356.7 18.76 3 951 517 24.8 22.7 88 2.1 23.3 196 7 302.3 305.7 298.1 357.2 18.57 4 925 760 23.4 19.7 80 3.7 20.8 215 7 303.2 306.2 296.7 350.1 15.81 5 914 865 23.2 17.2 69 6.0 19.1 216 7 304.1 306.6 295.4 344.6 13.63 6 850 1500 19.4 15.7 79 3.7 16.9 220 4 306.5 309.0 295.8 346.5 13.32 7 700 3150 11.0 6.4 73 4.6 8.2 265 3 314.7 316.3 294.7 341.7 8.65 8 553 5079 0.0 -4.4 72 4.4 -2.2 263 5 323.6 324.6 294.3 340.0 5.00 9 500 5880 -4.7 -8.5 75 3.8 -6.4 315 6 327.3 328.1 294.5 340.8 4.03 10 422 7193 -13.7 -15.8 84 2.1 -14.5 52 3 332.1 332.6 294.6 341.2 2.65 11 400 7600 -14.9 -18.8 72 3.9 -16.2 330 5 335.6 336.1 295.1 343.3 2.17 12 397 7657 -15.3 -19.8 68 4.5 -16.8 319 5 335.8 336.2 295.0 343.0 2.00 13 384 7908 -16.9 -21.2 69 4.3 -18.3 311 3 336.9 337.3 295.1 343.5 1.83 14 369 8206 -18.9 -28.9 41 10.0 -21.3 61 2 338.1 338.3 294.7 341.7 0.95 15 365 8287 -19.3 -26.3 54 7.0 -21.1 91 2 338.7 338.9 295.1 343.2 1.22 16 361 8369 -19.7 -25.7 59 6.0 -21.3 119 2 339.2 339.5 295.3 344.0 1.31 17 356 8473 -20.1 -32.1 33 12.0 -22.7 154 2 340.0 340.2 295.0 342.8 0.73 18 344 8726 -21.9 -38.9 20 17.0 -24.8 148 7 340.9 341.0 294.9 342.4 0.38 19 336 8899 -23.1 -36.1 29 13.0 -25.5 125 10 341.6 341.7 295.2 343.6 0.52 20 312 9438 -27.1 -41.1 25 14.0 -29.1 125 9 343.3 343.4 295.4 344.7 0.34 21 309 9508 -27.3 -49.3 11 22.0 -29.7 125 9 344.0 344.0 295.4 344.6 0.14 22 300 9720 -28.9 -49.9 11 21.0 -31.0 125 9 344.6 344.7 295.6 345.2 0.13 23 274 10359 -34.9 -40.9 54 6.0 -35.6 154 7 345.0 345.1 295.8 346.6 0.39 24 271 10435 -35.5 -40.5 60 5.0 -36.1 143 7 345.2 345.3 295.9 346.9 0.41 25 265 10590 -36.5 -47.5 31 11.0 -37.5 115 6 346.0 346.0 295.9 346.8 0.20 26 263 10643 -37.1 -50.1 25 13.0 -38.1 106 5 345.9 345.9 295.8 346.5 0.15 27 258 10775 -38.3 -44.3 53 6.0 -38.9 81 4 346.0 346.1 296.0 347.2 0.29 28 250 10990 -39.7 -44.2 62 4.5 -40.1 340 5 347.0 347.1 296.3 348.3 0.30 29 246 11100 -40.7 -45.0 63 4.3 -41.1 336 5 347.2 347.2 296.3 348.3 0.28 30 230 11553 -44.7 -49.5 59 4.8 -45.0 302 7 347.8 347.8 296.3 348.6 0.18 31 221 11818 -46.9 -56.9 31 10.0 -47.3 273 10 348.4 348.4 296.4 348.7 0.08 32 209 12185 -50.1 -59.1 34 9.0 -50.4 263 12 349.0 349.0 296.5 349.3 0.06 33 204 12342 -51.5 -64.5 20 13.0 -51.8 261 13 349.2 349.2 296.5 349.4 0.03 34 200 12470 -52.7 -64.7 22 12.0 -53.0 260 13 349.3 349.3 296.5 349.5 0.03 35 187 12901 -56.5 -62.5 47 6.0 -56.6 270 13 350.0 350.0 296.7 350.2 0.05 36 182 13073 -57.7 -65.7 35 8.0 -57.8 274 13 350.7 350.7 296.8 350.9 0.03 37 150 14270 -66.5 -73.5 37 7.0 -66.5 145 3 355.5 355.5 297.8 355.6 0.01 38 128 15204 -74.1 -80.1 39 6.0 -74.1 49 6 358.3 358.3 298.4 358.4 0.01 39 100 16610 -80.3 -87.3 30 7.0 -80.3 140 19 372.6 372.6 301.0 372.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5807.00 m Freezing level: 553.00 mb = 5079.02 m = 16663.26 ft Wetbulb zero: 584.28 mb = 4628.76 m = 15186.04 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 75.34 % Est. max temperature: 33.66 C = 92.59 F Sfc-Lift cond lev (LCL): 961.66 mb = 418.41 m = 1372.73 ft T: 25.50 C 700-500 lapse rate: 5.75 C/km ThetaE index: 12.58 C Layer 925.0- 850.0 mb Conv cond level (CCL): 863.00 mb = 1367.31 m = 4485.85 ft Mean mixing ratio: 17.49 g/kg Conv temperature: 33.43 C = 92.18 F Cap Strength: 1.96 C Lifted Index: -3.08 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.61 C Lifted Index @700 mb: -0.62 C Showalter Index: -0.44 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.40 C K Index: 35.20 Risk: > 80 % chance of thunderstorms Sweat Index: 202.40 Risk: None Energy Index: -1.14 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1149.42 J/kg Max Up Vert Vel: 47.95 m/s Conv Inhibition (B-): 49.60 J/kg Cap Strength: 1.96 C Lift Cond Lev (LCL): 911.98 mb = 884.73 m = 2902.63 ft Lev Free Conv (LFC): 766.98 mb = 2373.47 m = 7786.87 ft Equ Level (EL): 156.98 mb = 13988.57 m = 45893.69 ft B at Equ Level: 1141.94 J/kg Wind level data Storm motion: 272 at 3 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 1007 12 115 1 -0.9 0.4 | 97 4 -4.3 0.5 1 1000 73 120 6 -5.2 3.0 | 110 9 -8.6 3.1 2 974 305 180 7 0.0 7.0 | 154 8 -3.4 7.1 3 925 760 215 7 4.0 5.7 | 186 6 0.6 5.9 4 850 1500 220 4 2.6 3.1 | 165 3 -0.8 3.2 5 848 1524 220 4 2.6 3.1 | 165 3 -0.8 3.2 6 818 1829 210 5 2.5 4.3 | 169 5 -0.9 4.4 7 789 2134 0 0 -0.0 -0.0 | 92 3 -3.4 0.1 8 761 2438 150 2 -1.0 1.7 | 113 5 -4.4 1.8 9 708 3048 250 4 3.8 1.4 | 194 2 0.4 1.5 10 700 3150 265 3 3.0 0.3 | 133 1 -0.4 0.4 11 683 3353 225 2 1.4 1.4 | 128 3 -2.0 1.5 12 633 3962 280 5 4.9 -0.9 | 296 2 1.5 -0.8 13 566 4877 255 5 4.8 1.3 | 225 2 1.4 1.4 14 506 5791 295 6 5.4 -2.5 | 320 3 2.0 -2.4 15 500 5880 315 6 4.2 -4.2 | 348 4 0.8 -4.1 16 486 6096 270 5 5.0 -0.0 | 266 2 1.6 0.1 17 467 6401 360 1 -0.0 -1.0 | 75 4 -3.4 -0.9 18 449 6706 355 1 0.1 -1.0 | 75 3 -3.3 -0.9 19 432 7010 75 4 -3.9 -1.0 | 83 7 -7.3 -0.9 20 415 7315 35 3 -1.7 -2.5 | 65 6 -5.1 -2.3 21 400 7600 330 5 2.5 -4.3 | 12 4 -0.9 -4.2 22 399 7620 320 5 3.2 -3.8 | 3 4 -0.2 -3.7 23 383 7925 310 3 2.3 -1.9 | 31 2 -1.1 -1.8 24 367 8230 75 2 -1.9 -0.5 | 86 5 -5.3 -0.4 25 352 8534 180 2 0.0 2.0 | 122 4 -3.4 2.1 26 338 8839 125 10 -8.2 5.7 | 117 13 -11.6 5.9 27 300 9720 125 9 -7.4 5.2 | 116 12 -10.8 5.3 28 299 9754 125 11 -9.0 6.3 | 117 14 -12.4 6.4 29 274 10363 155 7 -3.0 6.3 | 135 9 -6.4 6.5 30 251 10973 45 3 -2.1 -2.1 | 70 6 -5.5 -2.0 31 250 10990 340 5 1.7 -4.7 | 20 5 -1.7 -4.6 32 239 11278 330 4 2.0 -3.5 | 23 4 -1.4 -3.3 33 218 11887 265 11 11.0 1.0 | 262 8 7.6 1.1 34 200 12470 260 13 12.8 2.3 | 256 10 9.4 2.4 35 181 13106 275 13 13.0 -1.1 | 276 10 9.6 -1.0 36 164 13716 250 8 7.5 2.7 | 235 5 4.1 2.9 37 150 14270 145 3 -1.7 2.5 | 117 6 -5.1 2.6 38 149 14326 190 4 0.7 3.9 | 146 5 -2.7 4.1 39 127 15240 40 6 -3.9 -4.6 | 58 9 -7.3 -4.5 40 120 15545 35 5 -2.9 -4.1 | 58 7 -6.3 -4.0 41 114 15850 40 12 -7.7 -9.2 | 51 14 -11.1 -9.1 42 100 16610 140 19 -12.2 14.6 | 133 21 -15.6 14.7 43 92 17069 155 23 -9.7 20.8 | 148 25 -13.1 21.0 Wind Parameters Mean winds (0-6000m): 242.0 at 4.5 knts Storm direction: 272.0 at 3.4 knts Shear (0-3000m) pos: 1.2 neg: 0.7 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 85.8 deg Storm rel helicity (0-3000m) pos: 30.6 neg: -2.2 tot: 28.4 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 2.6 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 191.59 Bulk Shear: 6.00 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 ------------------------------------------------------------------------------- 500 167 6 143 8| 7.1 0.0 7.1| 19.4 0.0 19.4 38.9 0.74| 13.4 9.9 1000 191 7 162 7| 3.2 0.0 3.2| 22.8 -0.4 22.4 22.4 0.70| 8.4 5.8 1500 199 6 166 6| 1.5 0.0 1.5| 22.8 -1.6 21.2 14.1 0.56| 6.3 3.5 2000 203 6 167 5| 0.8 0.0 0.8| 23.3 -2.2 21.1 10.6 0.30| 6.7 2.0 2500 200 5 158 5| 0.6 0.8 1.4| 27.3 -2.2 25.1 10.0 0.36| 6.5 2.4 3000 203 4 158 4| 1.2 0.7 1.9| 30.6 -2.2 28.4 9.5 0.42| 6.2 2.6 4000 215 4 163 4| 1.3 0.6 1.9| 31.8 -2.5 29.3 7.3 0.41| 5.6 2.3 5000 229 4 177 3| 1.0 0.6 1.6| 32.0 -3.3 28.7 5.7 0.35| 4.7 1.7 6000 242 5 195 2| 1.0 0.5 1.5| 35.0 -4.5 30.6 5.1 0.36| 4.5 1.6 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20250428.00.gif