UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 27 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 4 29.4 23.4 70 6.0 25.0 280 4 301.9 305.2 297.8 355.8 18.26 1 1000 74 28.4 22.4 70 6.0 24.0 275 7 301.5 304.7 297.2 352.5 17.30 2 932 699 22.6 20.6 88 2.0 21.2 271 16 301.8 304.8 296.8 350.8 16.61 3 925 765 22.0 20.0 88 2.0 20.6 270 17 301.8 304.8 296.5 349.3 16.11 4 850 1496 18.2 13.2 73 5.0 14.9 285 38 305.2 307.3 294.1 339.0 11.29 5 815 1856 16.0 10.0 68 6.0 12.2 287 39 306.6 308.3 293.1 335.3 9.50 6 790 2121 15.6 3.6 45 12.0 8.8 289 40 308.9 310.1 291.2 328.2 6.28 7 749 2573 13.2 3.2 51 10.0 7.5 292 41 311.0 312.2 292.0 331.0 6.44 8 726 2836 12.2 -5.8 28 18.0 3.5 293 42 312.7 313.4 289.9 323.6 3.41 9 700 3141 10.2 -1.8 43 12.0 3.9 295 43 313.8 314.7 291.4 328.9 4.79 10 663 3589 7.0 1.0 66 6.0 3.7 305 31 315.1 316.3 293.0 334.7 6.22 11 617 4177 4.6 -12.4 28 17.0 -2.5 285 31 318.9 319.3 290.8 326.8 2.39 12 560 4959 0.2 -25.8 12 26.0 -7.7 279 35 322.7 322.8 290.5 325.6 0.83 13 553 5060 0.0 -26.0 12 26.0 -7.9 280 34 323.6 323.7 290.7 326.5 0.83 14 521 5535 -2.3 -25.3 15 23.0 -9.3 286 30 326.4 326.6 291.6 329.7 0.94 15 506 5766 -4.1 -21.1 25 17.0 -9.8 289 29 326.9 327.2 292.2 331.8 1.40 16 500 5860 -5.1 -21.1 27 16.0 -10.4 290 28 326.8 327.1 292.2 331.8 1.42 17 499 5876 -5.3 -20.3 30 15.0 -10.4 290 28 326.8 327.1 292.3 332.1 1.53 18 492 5986 -5.9 -11.9 63 6.0 -8.4 293 26 327.4 328.0 293.8 337.9 3.12 19 484 6114 -5.7 -17.7 38 12.0 -10.1 295 25 329.1 329.5 293.3 336.0 1.97 20 435 6941 -10.9 -13.7 80 2.8 -12.0 296 21 332.7 333.4 295.1 343.3 3.05 21 403 7523 -13.9 -21.9 51 8.0 -16.4 259 14 336.2 336.5 294.8 342.1 1.64 22 400 7580 -14.1 -22.1 51 8.0 -16.6 255 13 336.7 337.0 294.9 342.5 1.63 23 367 8228 -18.9 -27.9 45 9.0 -21.1 245 13 338.7 338.9 294.9 342.6 1.05 24 333 8945 -24.5 -27.9 73 3.4 -25.3 236 13 340.5 340.8 295.5 344.8 1.16 25 304 9605 -27.9 -34.9 51 7.0 -29.1 172 9 344.8 344.9 296.0 347.3 0.65 26 300 9700 -28.7 -35.7 51 7.0 -29.9 135 6 344.9 345.1 296.0 347.3 0.61 27 269 10466 -35.1 -42.1 49 7.0 -35.9 78 20 346.5 346.6 296.2 348.0 0.35 28 255 10834 -37.3 -52.3 20 15.0 -38.4 74 33 348.6 348.7 296.4 349.1 0.12 29 250 10970 -38.5 -53.5 19 15.0 -39.5 65 39 348.8 348.8 296.5 349.3 0.10 30 218 11901 -46.9 -61.9 16 15.0 -47.4 52 41 349.8 349.8 296.6 350.0 0.04 31 212 12086 -48.1 -57.1 35 9.0 -48.5 48 41 350.7 350.7 296.8 351.1 0.08 32 205 12308 -50.1 -56.1 49 6.0 -50.3 43 42 350.9 351.0 296.9 351.3 0.09 33 200 12470 -51.3 -60.3 33 9.0 -51.6 40 42 351.5 351.5 297.0 351.8 0.06 34 199 12503 -51.5 -60.5 33 9.0 -51.8 40 42 351.7 351.7 297.1 352.0 0.06 35 187 12902 -55.3 -62.3 41 7.0 -55.5 43 44 351.9 351.9 297.1 352.1 0.05 36 177 13250 -58.3 -69.3 23 11.0 -58.5 47 46 352.5 352.5 297.2 352.6 0.02 37 169 13540 -60.9 -72.9 19 12.0 -61.0 52 48 352.9 352.9 297.3 353.0 0.01 38 157 13993 -64.7 -70.7 43 6.0 -64.8 55 49 354.0 354.0 297.5 354.1 0.02 39 150 14270 -66.5 -71.5 49 5.0 -66.5 55 49 355.5 355.5 297.8 355.6 0.02 40 113 15921 -80.7 -86.7 36 6.0 -80.7 55 62 359.0 359.0 298.5 359.0 0.00 41 100 16610 -79.7 -86.7 30 7.0 -79.7 135 22 373.7 373.7 301.2 373.7 0.00 TRP 113 15921 -80.7 -86.7 36 6.0 -80.7 55 62 359.0 359.0 298.5 359.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 553.00 mb = 5060.13 m = 16601.26 ft Wetbulb zero: 635.51 mb = 3935.30 m = 12910.94 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 47.75 % Est. max temperature: 32.38 C = 90.28 F Sfc-Lift cond lev (LCL): 924.42 mb = 770.43 m = 2527.62 ft T: 21.97 C 700-500 lapse rate: 5.63 C/km ThetaE index: 27.58 C Layer 1000.0- 749.0 mb Conv cond level (CCL): 881.35 mb = 1182.91 m = 3880.91 ft Mean mixing ratio: 16.72 g/kg Conv temperature: 31.29 C = 88.33 F Cap Strength: 0.80 C Lifted Index: -2.54 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.95 C Lifted Index @700 mb: -0.72 C Showalter Index: 2.09 C Risk: Showers probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.30 C K Index: 24.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 262.40 Risk: None Energy Index: -1.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 499.00 J/kg Max Up Vert Vel: 31.59 m/s Conv Inhibition (B-): 12.02 J/kg Cap Strength: 0.80 C Lift Cond Lev (LCL): 907.18 mb = 933.20 m = 3061.66 ft Lev Free Conv (LFC): 832.18 mb = 1677.35 m = 5503.04 ft Equ Level (EL): 792.18 mb = 2097.76 m = 6882.33 ft B at Equ Level: 5.48 J/kg Wind level data Storm motion: 317 at 24 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 4 280 4 3.9 -0.7 | 144 21 -12.1 16.8 1 1000 74 275 7 7.0 -0.6 | 152 19 -9.1 16.8 2 974 305 280 11 10.8 -1.9 | 162 16 -5.2 15.5 3 925 765 270 17 17.0 -0.0 | 183 17 1.0 17.5 4 909 914 280 22 21.7 -3.8 | 202 15 5.6 13.6 5 878 1219 285 32 30.9 -8.3 | 238 17 14.9 9.2 6 850 1496 285 38 36.7 -9.8 | 250 22 20.7 7.6 7 700 3141 295 43 39.0 -18.2 | 272 23 22.9 -0.7 8 682 3353 305 36 29.5 -20.6 | 283 14 13.5 -3.2 9 657 3658 305 29 23.8 -16.6 | 264 8 7.7 0.8 10 632 3962 290 27 25.4 -9.2 | 229 12 9.3 8.2 11 586 4572 275 38 37.9 -3.3 | 237 26 21.8 14.1 12 524 5486 285 30 29.0 -7.8 | 233 16 12.9 9.7 13 500 5860 290 28 26.3 -9.6 | 233 13 10.3 7.9 14 485 6096 295 25 22.7 -10.6 | 224 10 6.6 6.9 15 448 6706 310 24 18.4 -15.4 | 229 3 2.4 2.0 16 400 7580 255 13 12.6 3.4 | 171 21 -3.5 20.8 17 366 8230 245 13 11.8 5.5 | 170 23 -4.2 22.9 18 310 9449 230 13 10.0 8.4 | 167 27 -6.1 25.8 19 300 9700 135 6 -4.2 4.2 | 137 30 -20.3 21.7 20 298 9754 150 5 -2.5 4.3 | 140 29 -18.5 21.8 21 285 10058 65 11 -10.0 -4.6 | 116 29 -26.0 12.8 22 261 10668 85 25 -24.9 -2.2 | 110 44 -40.9 15.3 23 250 10970 65 39 -35.3 -16.5 | 91 51 -51.4 1.0 24 239 11278 65 40 -36.3 -16.9 | 91 52 -52.3 0.5 25 200 12470 40 42 -27.0 -32.2 | 71 45 -43.0 -14.7 26 181 13106 45 45 -31.8 -31.8 | 73 50 -47.9 -14.4 27 164 13716 55 49 -40.1 -28.1 | 79 57 -56.2 -10.7 28 150 14270 55 49 -40.1 -28.1 | 79 57 -56.2 -10.7 29 149 14326 55 48 -39.3 -27.5 | 80 56 -55.3 -10.1 30 141 14630 55 49 -40.1 -28.1 | 79 57 -56.2 -10.7 31 113 15921 55 62 -50.8 -35.6 | 75 69 -66.8 -18.1 32 108 16154 55 62 -50.8 -35.6 | 75 69 -66.8 -18.1 33 103 16459 80 44 -43.3 -7.6 | 99 60 -59.4 9.8 34 100 16610 135 22 -15.6 15.6 | 136 46 -31.6 33.0 35 97 16764 115 29 -26.3 12.3 | 125 52 -42.3 29.7 36 92 17069 160 14 -4.8 13.2 | 146 37 -20.8 30.6 37 87 17374 60 8 -6.9 -4.0 | 120 27 -23.0 13.5 38 83 17678 70 12 -11.3 -4.1 | 116 30 -27.3 13.3 39 78 17983 125 12 -9.8 6.9 | 133 36 -25.9 24.3 40 74 18288 220 5 3.2 3.8 | 149 25 -12.8 21.3 41 70 18593 255 13 12.6 3.4 | 171 21 -3.5 20.8 42 67 18898 360 6 -0.0 -6.0 | 126 20 -16.0 11.5 43 63 19202 285 5 4.8 -1.3 | 145 20 -11.2 16.2 44 60 19507 335 5 2.1 -4.5 | 133 19 -13.9 12.9 45 57 19812 295 5 4.5 -2.1 | 143 19 -11.5 15.3 46 54 20117 85 4 -4.0 -0.3 | 131 26 -20.0 17.1 47 51 20422 105 11 -10.6 2.8 | 127 34 -26.7 20.3 48 43 21336 90 27 -27.0 0.0 | 112 46 -43.0 17.5 49 41 21641 110 37 -34.8 12.7 | 121 59 -50.8 30.1 50 37 22250 95 42 -41.8 3.7 | 110 62 -57.9 21.1 51 35 22555 85 52 -51.8 -4.5 | 101 69 -67.8 12.9 52 33 22860 90 48 -48.0 0.0 | 105 66 -64.0 17.5 Wind Parameters Mean winds (0-6000m): 287.4 at 31.6 knts Storm direction: 317.4 at 23.7 knts Shear (0-3000m) pos: 5.1 neg: 1.6 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 125.8 deg Storm rel helicity (0-3000m) pos: 185.3 neg: 0.0 tot: 185.3 m^2/s^2 ave: 61.8 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 6.7 10^-3/s Energy-Hel index: 0.48 Bulk Rich Number: 7.80 Bulk Shear: 64.01 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 ------------------------------------------------------------------------------- 500 278 10 159 17| 0.0 9.9 9.9| 39.6 0.0 39.6 79.2 0.85| 10.1 8.6 1000 276 14 172 16| 5.9 4.9 10.8| 89.6 0.0 89.6 89.6 0.91| 11.5 10.4 1500 281 20 195 14| 8.5 3.3 11.8|139.1 0.0 139.1 92.7 0.87| 12.2 10.7 2000 283 25 214 14| 6.8 2.5 9.3|154.0 0.0 154.0 77.0 0.88| 9.8 8.7 2500 285 28 227 15| 5.8 2.0 7.8|169.4 0.0 169.4 67.8 0.89| 8.4 7.5 3000 287 30 236 16| 5.1 1.6 6.8|185.3 0.0 185.3 61.8 0.89| 7.5 6.7 4000 290 31 244 15| 2.8 1.7 4.4|205.4 -22.6 182.8 45.7 0.50| 8.8 4.4 5000 288 32 242 16| 2.2 2.4 4.7|213.6 -24.3 189.3 37.9 0.42| 8.8 3.7 6000 287 32 240 16| 2.0 2.0 4.0|213.6 -32.9 180.7 30.1 0.35| 8.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251027.12.gif