UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 30 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 1009 8 30.6 22.6 62 8.0 24.7 285 4 303.0 306.2 297.6 354.4 17.36 1 1000 87 28.8 21.8 66 7.0 23.8 290 12 302.0 305.0 296.9 351.1 16.66 2 996 123 28.4 22.4 70 6.0 24.0 290 12 301.9 305.1 297.3 353.2 17.37 3 925 778 24.0 16.0 61 8.0 18.5 310 19 303.8 306.2 294.6 340.9 12.46 4 852 1496 19.4 9.4 52 10.0 13.1 325 17 306.3 307.9 292.4 332.6 8.72 5 850 1516 19.2 9.2 52 10.0 13.0 325 17 306.3 307.9 292.3 332.3 8.62 6 822 1803 16.8 12.4 75 4.4 13.9 323 16 306.7 308.7 294.3 340.0 11.08 7 787 2172 14.4 11.1 81 3.3 12.3 320 14 307.9 309.9 294.3 340.1 10.61 8 765 2412 13.8 5.8 58 8.0 9.0 318 13 309.8 311.2 292.6 333.1 7.58 9 720 2920 10.8 3.8 62 7.0 6.8 309 10 311.9 313.3 292.7 333.7 7.00 10 700 3155 9.8 -0.2 50 10.0 4.4 275 9 313.3 314.4 291.8 330.3 5.39 11 690 3274 9.4 -1.6 46 11.0 3.7 261 8 314.2 315.1 291.6 329.8 4.93 12 667 3555 10.0 -9.0 25 19.0 1.3 227 6 317.9 318.5 291.0 327.4 2.90 13 586 4618 4.4 -14.6 24 19.0 -3.3 139 12 323.4 323.8 291.9 330.5 2.10 14 546 5188 0.0 -26.0 12 26.0 -7.9 319 5 324.8 324.9 291.1 327.8 0.84 15 503 5842 -1.7 -26.7 13 25.0 -9.3 70 2 330.4 330.6 292.7 333.5 0.86 16 500 5890 -1.9 -27.9 12 26.0 -9.6 60 2 330.7 330.9 292.7 333.5 0.77 17 400 7620 -15.1 -27.1 35 12.0 -18.3 150 16 335.4 335.6 294.1 339.2 1.04 18 381 7985 -17.5 -31.5 28 14.0 -20.7 138 16 336.9 337.0 294.2 339.6 0.72 19 300 9720 -31.5 -41.5 37 10.0 -32.7 95 19 341.0 341.1 294.8 342.3 0.34 20 280 10203 -36.1 -43.1 48 7.0 -36.8 77 22 341.2 341.2 294.9 342.4 0.30 21 250 10980 -41.7 -51.7 33 10.0 -42.3 80 32 344.1 344.1 295.4 344.6 0.13 22 209 12166 -51.9 -61.9 29 10.0 -52.2 90 45 346.2 346.2 295.8 346.4 0.04 23 200 12450 -53.9 -67.9 16 14.0 -54.2 95 52 347.4 347.4 296.1 347.5 0.02 24 179 13158 -56.9 -77.9 5 21.0 -57.1 102 52 353.7 353.7 297.4 353.7 0.01 25 150 14260 -63.9 -84.9 4 21.0 -64.0 65 24 360.0 360.0 298.7 360.0 0.00 26 110 16098 -78.5 -89.5 15 11.0 -78.5 96 9 365.9 365.9 299.8 365.9 0.00 27 100 16640 -80.5 -90.5 17 10.0 -80.5 260 9 372.2 372.2 300.9 372.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 546.00 mb = 5188.25 m = 17021.62 ft Wetbulb zero: 644.84 mb = 3832.41 m = 12573.36 ft Precipitable water: 1.58 inches Sfc-500 mean rel hum: 43.58 % Est. max temperature: 33.66 C = 92.59 F Sfc-Lift cond lev (LCL): 899.04 mb = 1026.52 m = 3367.80 ft T: 22.41 C 700-500 lapse rate: 4.28 C/km ThetaE index: 20.87 C Layer 925.0- 822.0 mb Conv cond level (CCL): 819.81 mb = 1825.40 m = 5988.78 ft Mean mixing ratio: 14.69 g/kg Conv temperature: 34.39 C = 93.90 F Cap Strength: 2.71 C Lifted Index: 2.30 C Risk: None Lifted Index @300 mb: -1.23 C Lifted Index @700 mb: 0.17 C Showalter Index: 8.28 C Risk: None Total Totals Index: 32.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 11.10 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 146.40 Risk: None Energy Index: 0.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 156.76 J/kg Max Up Vert Vel: 17.71 m/s Conv Inhibition (B-): 286.42 J/kg Cap Strength: 2.71 C Lift Cond Lev (LCL): 864.77 mb = 1365.81 m = 4480.95 ft Lev Free Conv (LFC): 409.77 mb = 7432.96 m = 24386.06 ft Equ Level (EL): 209.77 mb = 12142.04 m = 39835.61 ft B at Equ Level: 153.36 J/kg Max Parcel Lev (MPL): 169.77 mb = 13488.14 m = 44251.90 ft Wind level data Storm motion: 342 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 1009 8 285 4 3.9 -1.0 | 193 6 1.4 6.3 1 1000 87 290 12 11.3 -4.1 | 250 9 8.8 3.2 2 976 305 290 13 12.2 -4.4 | 253 10 9.8 2.9 3 925 778 310 19 14.6 -12.2 | 292 13 12.1 -4.9 4 850 1516 325 17 9.8 -13.9 | 312 10 7.3 -6.6 5 849 1524 325 17 9.8 -13.9 | 312 10 7.3 -6.6 6 735 2743 315 11 7.8 -7.8 | 275 5 5.3 -0.4 7 709 3048 305 9 7.4 -5.2 | 246 5 4.9 2.2 8 700 3155 275 9 9.0 -0.8 | 225 9 6.5 6.6 9 610 4267 140 1 -0.6 0.8 | 159 9 -3.1 8.1 10 588 4572 140 13 -8.4 10.0 | 148 20 -10.8 17.3 11 566 4877 130 3 -2.3 1.9 | 153 10 -4.7 9.3 12 546 5182 315 5 3.5 -3.5 | 196 4 1.1 3.8 13 525 5486 335 15 6.3 -13.6 | 328 7 3.9 -6.2 14 506 5791 80 1 -1.0 -0.2 | 155 8 -3.4 7.2 15 500 5890 60 2 -1.7 -1.0 | 147 8 -4.2 6.4 16 468 6401 130 12 -9.2 7.7 | 142 19 -11.6 15.1 17 433 7010 110 5 -4.7 1.7 | 142 12 -7.1 9.1 18 416 7315 150 11 -5.5 9.5 | 155 19 -7.9 16.9 19 400 7620 150 16 -8.0 13.9 | 154 24 -10.4 21.2 20 338 8839 110 16 -15.0 5.5 | 126 22 -17.5 12.8 21 311 9449 115 25 -22.7 10.6 | 126 31 -25.1 17.9 22 300 9720 95 19 -18.9 1.7 | 113 23 -21.4 9.0 23 262 10668 60 24 -20.8 -12.0 | 79 24 -23.2 -4.6 24 250 10980 80 32 -31.5 -5.6 | 93 34 -33.9 1.8 25 228 11582 90 37 -37.0 0.0 | 101 40 -39.4 7.4 26 208 12192 90 45 -45.0 0.0 | 99 48 -47.4 7.4 27 200 12450 95 52 -51.8 4.5 | 102 56 -54.2 11.9 28 199 12497 95 51 -50.8 4.4 | 102 55 -53.2 11.8 29 172 13411 105 53 -51.2 13.7 | 111 58 -53.6 21.1 30 156 14021 95 22 -21.9 1.9 | 111 26 -24.4 9.3 31 150 14260 65 24 -21.8 -10.1 | 83 24 -24.2 -2.8 32 141 14630 65 26 -23.6 -11.0 | 82 26 -26.0 -3.6 33 134 14935 70 31 -29.1 -10.6 | 84 32 -31.6 -3.2 34 127 15240 80 23 -22.7 -4.0 | 98 25 -25.1 3.4 35 114 15850 115 14 -12.7 5.9 | 131 20 -15.1 13.3 36 109 16154 90 8 -8.0 0.0 | 125 13 -10.4 7.4 37 103 16459 125 9 -7.4 5.2 | 142 16 -9.8 12.5 38 100 16640 260 9 8.9 1.6 | 216 11 6.4 8.9 39 98 16764 240 7 6.1 3.5 | 198 11 3.6 10.9 40 93 17069 280 16 15.8 -2.8 | 251 14 13.3 4.6 41 83 17678 350 26 4.5 -25.6 | 354 18 2.1 -18.3 42 79 17983 60 24 -20.8 -12.0 | 79 24 -23.2 -4.6 43 75 18288 75 16 -15.5 -4.1 | 100 18 -17.9 3.2 44 71 18593 130 10 -7.7 6.4 | 144 17 -10.1 13.8 45 67 18898 135 15 -10.6 10.6 | 144 22 -13.0 18.0 46 64 19202 100 17 -16.7 3.0 | 118 22 -19.2 10.3 47 52 20422 90 28 -28.0 0.0 | 104 31 -30.4 7.4 48 46 21031 90 40 -40.0 0.0 | 100 43 -42.4 7.4 49 37 22250 95 48 -47.8 4.2 | 103 52 -50.3 11.5 50 34 22860 85 53 -52.8 -4.6 | 93 55 -55.2 2.7 51 24 24689 80 49 -48.3 -8.5 | 89 51 -50.7 -1.2 52 23 24994 85 48 -47.8 -4.2 | 94 50 -50.3 3.2 53 21 25603 100 52 -51.2 9.0 | 107 56 -53.6 16.4 54 18 26518 100 53 -52.2 9.2 | 107 57 -54.6 16.6 55 16 27127 95 46 -45.8 4.0 | 103 50 -48.3 11.4 56 12 28651 80 43 -42.3 -7.5 | 90 45 -44.8 -0.1 Wind Parameters Mean winds (0-6000m): 311.7 at 10.3 knts Storm direction: 341.7 at 7.7 knts Shear (0-3000m) pos: 2.4 neg: 1.5 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 56.9 deg Storm rel helicity (0-3000m) pos: 50.4 neg: -12.2 tot: 38.2 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 59.98 Bulk Shear: 2.61 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 ------------------------------------------------------------------------------- 500 292 12 254 10| 12.1 0.0 12.1| 24.1 0.0 24.1 48.3 0.92| 13.2 12.1 1000 302 15 274 10| 7.7 0.0 7.7| 42.7 0.0 42.7 42.7 0.91| 9.9 9.0 1500 309 16 285 10| 4.9 0.0 4.9| 50.4 0.0 50.4 33.6 0.89| 7.8 6.9 2000 312 16 290 10| 3.6 0.7 4.3| 50.4 -3.9 46.5 23.2 0.73| 6.5 4.8 2500 314 15 291 9| 2.9 1.1 4.0| 50.4 -7.4 42.9 17.2 0.59| 5.7 3.4 3000 314 15 289 9| 2.4 1.5 3.9| 50.4 -12.2 38.2 12.7 0.42| 5.4 2.3 4000 309 13 275 7| 1.8 2.5 4.3| 50.4 -51.8 -1.4 -0.3 -0.03| 6.3 -0.2 5000 309 11 266 6| 1.5 1.8 3.3| 52.3 -70.0 -17.8 -3.6 -0.10| 7.6 -0.7 6000 312 10 265 5| 0.2 0.5 0.7| 91.3 -76.0 15.3 2.6 0.20| 9.8 2.0 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251030.12.gif