UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 10 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 12 30.2 22.2 62 8.0 24.3 215 5 302.7 305.8 297.3 352.8 16.95 1 1000 83 29.0 22.0 66 7.0 23.9 225 5 302.1 305.3 297.1 352.0 16.87 2 953 508 24.4 21.3 83 3.1 22.2 218 12 301.7 304.8 297.0 351.7 16.97 3 925 768 22.8 17.8 73 5.0 19.4 230 12 302.6 305.2 295.3 344.0 14.00 4 868 1319 20.2 10.2 53 10.0 13.9 238 11 305.5 307.2 292.4 332.7 9.04 5 850 1500 19.0 11.0 60 8.0 13.9 240 11 306.0 307.9 293.2 335.4 9.74 6 821 1797 16.8 11.8 72 5.0 13.6 240 7 306.8 308.8 294.0 338.9 10.65 7 800 2017 15.6 7.6 59 8.0 10.7 235 7 307.8 309.3 292.4 332.8 8.21 8 765 2395 13.4 7.4 67 6.0 9.7 226 7 309.4 311.0 293.2 335.3 8.48 9 750 2562 12.6 6.6 67 6.0 9.0 213 7 310.3 311.8 293.2 335.4 8.18 10 724 2858 13.0 -4.0 30 17.0 4.4 184 6 313.8 314.6 290.7 326.4 3.93 11 700 3141 11.4 0.4 47 11.0 5.4 180 1 315.1 316.2 292.5 332.9 5.63 12 688 3285 10.2 1.2 54 9.0 5.2 213 2 315.3 316.5 292.9 334.5 6.08 13 657 3666 8.2 -3.8 42 12.0 2.1 215 2 317.3 318.1 292.1 331.4 4.40 14 596 4462 2.6 -4.4 60 7.0 -0.9 342 5 319.7 320.6 293.0 334.8 4.63 15 563 4920 0.0 -8.0 55 8.0 -3.7 5 3 321.9 322.7 292.9 334.2 3.72 16 536 5311 -2.5 -5.8 78 3.3 -4.1 87 2 323.5 324.4 294.0 338.7 4.63 17 523 5506 -3.1 -10.1 58 7.0 -6.2 130 3 325.1 325.7 293.4 336.4 3.39 18 505 5782 -5.1 -7.8 81 2.7 -6.4 125 6 325.9 326.7 294.3 339.9 4.21 19 500 5860 -5.3 -9.7 71 4.4 -7.2 130 5 326.6 327.3 294.0 338.9 3.66 20 487 6068 -6.7 -8.7 86 2.0 -7.6 165 5 327.3 328.1 294.6 341.0 4.07 21 465 6430 -8.5 -16.5 52 8.0 -11.5 143 7 329.4 329.9 293.6 337.3 2.26 22 420 7217 -12.9 -24.9 36 12.0 -16.3 91 12 333.5 333.8 293.8 337.9 1.21 23 406 7477 -14.3 -22.3 51 8.0 -16.7 66 14 335.0 335.3 294.5 340.6 1.57 24 400 7590 -14.7 -23.7 46 9.0 -17.3 55 15 335.9 336.2 294.6 341.0 1.41 25 392 7743 -15.5 -27.5 35 12.0 -18.6 48 14 336.8 337.0 294.4 340.5 1.02 26 328 9068 -25.9 -30.6 65 4.7 -26.9 46 12 340.1 340.3 295.1 343.5 0.91 27 300 9710 -31.1 -34.8 70 3.7 -31.7 60 10 341.5 341.7 295.3 344.1 0.66 28 283 10122 -34.3 -37.4 73 3.1 -34.7 81 9 342.7 342.8 295.4 344.8 0.54 29 250 10980 -40.9 -46.9 52 6.0 -41.3 100 22 345.3 345.3 295.8 346.2 0.22 30 242 11199 -42.9 -51.9 37 9.0 -43.5 104 23 345.5 345.5 295.7 346.0 0.13 31 224 11714 -47.3 -57.3 31 10.0 -47.7 110 28 346.5 346.5 295.9 346.8 0.07 32 202 12386 -53.5 -58.5 54 5.0 -53.7 110 34 347.1 347.1 296.0 347.4 0.07 33 200 12450 -54.1 -58.7 57 4.6 -54.2 110 34 347.1 347.1 296.1 347.4 0.07 34 195 12612 -55.3 -64.3 32 9.0 -55.5 111 34 347.7 347.7 296.1 347.9 0.03 35 172 13400 -62.9 -67.9 51 5.0 -63.0 119 34 347.8 347.8 296.2 347.9 0.02 36 150 14230 -69.3 -74.3 48 5.0 -69.4 105 44 350.7 350.7 296.8 350.8 0.01 37 139 14680 -71.5 -77.5 40 6.0 -71.5 99 38 354.6 354.6 297.6 354.6 0.01 38 114 15820 -80.1 -84.0 52 3.9 -80.1 55 39 359.2 359.2 298.5 359.3 0.00 39 113 15869 -79.3 -84.2 44 4.9 -79.3 56 29 361.6 361.6 299.0 361.7 0.00 40 100 16570 -73.9 -83.9 20 10.0 -73.9 115 14 384.9 384.9 303.1 385.0 0.00 TRP 114 15820 -80.1 -84.0 52 3.9 -80.1 55 39 359.2 359.2 298.5 359.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 563.00 mb = 4919.75 m = 16140.72 ft Wetbulb zero: 614.37 mb = 4213.86 m = 13824.83 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 60.23 % Est. max temperature: 33.34 C = 92.01 F Sfc-Lift cond lev (LCL): 898.04 mb = 1024.47 m = 3361.09 ft T: 21.59 C 700-500 lapse rate: 6.14 C/km ThetaE index: 20.18 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 839.35 mb = 1607.84 m = 5275.01 ft Mean mixing ratio: 15.84 g/kg Conv temperature: 33.86 C = 92.95 F Cap Strength: 2.06 C Lifted Index: -2.04 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.23 C Lifted Index @700 mb: 1.07 C Showalter Index: 3.47 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 16.30 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 159.00 Risk: None Energy Index: 0.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 573.26 J/kg Max Up Vert Vel: 33.86 m/s Conv Inhibition (B-): 52.97 J/kg Cap Strength: 2.06 C Lift Cond Lev (LCL): 890.05 mb = 1101.99 m = 3615.41 ft Lev Free Conv (LFC): 775.05 mb = 2285.15 m = 7497.12 ft Equ Level (EL): 745.05 mb = 2617.62 m = 8587.89 ft B at Equ Level: 7.21 J/kg Max Parcel Lev (MPL): 715.05 mb = 2962.69 m = 9719.98 ft Wind level data Storm motion: 257 at 5 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 12 215 5 2.9 4.1 | 153 3 -1.6 3.1 1 1000 83 225 5 3.5 3.5 | 160 3 -0.9 2.5 2 975 305 235 13 10.6 7.5 | 224 9 6.2 6.4 3 942 610 210 12 6.0 10.4 | 189 10 1.6 9.4 4 925 768 230 12 9.2 7.7 | 215 8 4.7 6.7 5 850 1500 240 11 9.5 5.5 | 229 7 5.1 4.5 6 848 1524 240 11 9.5 5.5 | 229 7 5.1 4.5 7 818 1829 240 7 6.1 3.5 | 213 3 1.6 2.5 8 761 2438 225 7 4.9 4.9 | 187 4 0.5 3.9 9 708 3048 165 5 -1.3 4.8 | 124 7 -5.7 3.8 10 700 3141 180 1 0.0 1.0 | 90 4 -4.4 -0.0 11 682 3353 230 2 1.5 1.3 | 95 3 -2.9 0.3 12 632 3962 200 2 0.7 1.9 | 103 4 -3.8 0.9 13 609 4267 345 3 0.8 -2.9 | 43 5 -3.7 -3.9 14 586 4572 340 7 2.4 -6.6 | 15 8 -2.1 -7.6 15 565 4877 360 3 -0.0 -3.0 | 48 6 -4.4 -4.0 16 544 5182 60 2 -1.7 -1.0 | 72 6 -6.2 -2.0 17 524 5486 130 3 -2.3 1.9 | 98 7 -6.7 0.9 18 504 5791 125 6 -4.9 3.4 | 105 10 -9.4 2.4 19 500 5860 130 5 -3.8 3.2 | 105 9 -8.3 2.2 20 485 6096 170 5 -0.9 4.9 | 126 7 -5.3 3.9 21 448 6706 120 8 -6.9 4.0 | 105 12 -11.4 3.0 22 431 7010 110 11 -10.3 3.8 | 101 15 -14.8 2.8 23 400 7590 55 15 -12.3 -8.6 | 60 19 -16.7 -9.6 24 382 7925 40 13 -8.4 -10.0 | 49 17 -12.8 -11.0 25 352 8534 35 14 -8.0 -11.5 | 45 18 -12.5 -12.5 26 300 9710 60 10 -8.7 -5.0 | 65 14 -13.1 -6.0 27 298 9754 55 10 -8.2 -5.7 | 62 14 -12.6 -6.7 28 285 10058 80 9 -8.9 -1.6 | 79 14 -13.3 -2.6 29 273 10363 85 11 -11.0 -1.0 | 83 16 -15.4 -2.0 30 250 10980 100 22 -21.7 3.8 | 96 26 -26.1 2.8 31 228 11582 110 26 -24.4 8.9 | 105 30 -28.9 7.9 32 208 12192 110 35 -32.9 12.0 | 106 39 -37.3 11.0 33 200 12450 110 34 -31.9 11.6 | 106 38 -36.4 10.6 34 155 14021 125 34 -27.9 19.5 | 120 37 -32.3 18.5 35 150 14230 105 44 -42.5 11.4 | 102 48 -46.9 10.4 36 133 14935 95 34 -33.9 3.0 | 93 38 -38.3 2.0 37 126 15240 75 24 -23.2 -6.2 | 75 29 -27.6 -7.2 38 114 15820 55 39 -31.9 -22.4 | 57 43 -36.4 -23.4 39 113 15850 55 29 -23.8 -16.6 | 58 33 -28.2 -17.6 40 108 16154 70 35 -32.9 -12.0 | 71 40 -37.3 -13.0 41 102 16459 85 21 -20.9 -1.8 | 84 26 -25.4 -2.8 42 100 16570 115 14 -12.7 5.9 | 106 18 -17.1 4.9 43 97 16764 120 18 -15.6 9.0 | 112 22 -20.0 8.0 44 92 17069 145 5 -2.9 4.1 | 113 8 -7.3 3.1 45 87 17374 220 2 1.3 1.5 | 99 3 -3.2 0.5 46 82 17678 330 4 2.0 -3.5 | 29 5 -2.4 -4.5 47 78 17983 80 1 -1.0 -0.2 | 78 6 -5.4 -1.2 48 74 18288 140 1 -0.6 0.8 | 87 5 -5.1 -0.2 49 70 18593 310 12 9.2 -7.7 | 331 10 4.7 -8.7 50 66 18898 35 16 -9.2 -13.1 | 44 20 -13.6 -14.1 51 57 19812 130 15 -11.5 9.6 | 118 18 -15.9 8.6 52 54 20117 145 18 -10.3 14.7 | 133 20 -14.8 13.7 53 51 20422 155 9 -3.8 8.2 | 131 11 -8.2 7.2 54 48 20726 95 12 -12.0 1.0 | 90 16 -16.4 0.0 55 41 21641 90 37 -37.0 0.0 | 89 41 -41.4 -1.0 56 37 22250 80 47 -46.3 -8.2 | 80 52 -50.7 -9.2 Wind Parameters Mean winds (0-6000m): 227.2 at 6.1 knts Storm direction: 257.2 at 4.6 knts Shear (0-3000m) pos: 1.2 neg: 1.8 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): -26.7 deg Storm rel helicity (0-3000m) pos: 19.3 neg: -23.5 tot: -4.2 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -0.4 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 287.94 Bulk Shear: 1.99 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 ------------------------------------------------------------------------------- 500 228 10 208 6| 7.5 0.0 7.5| 6.9 -8.8 -1.9 -3.8 0.16| 12.7 2.0 1000 226 11 208 7| 3.7 0.0 3.7| 17.1 -12.8 4.3 4.3 0.26| 9.7 2.5 1500 230 11 213 7| 2.3 0.0 2.3| 19.3 -12.8 6.5 4.4 0.29| 7.0 2.0 2000 232 10 215 7| 1.8 1.0 2.8| 19.3 -14.6 4.7 2.3 0.17| 6.4 1.1 2500 231 10 212 6| 1.4 1.1 2.5| 19.3 -16.5 2.8 1.1 0.09| 5.6 0.5 3000 228 9 205 6| 1.2 1.8 3.0| 19.3 -23.5 -4.2 -1.4 -0.07| 5.5 -0.4 4000 227 7 192 4| 1.2 1.4 2.6| 19.8 -27.8 -8.0 -2.0 -0.13| 5.0 -0.6 5000 234 7 197 3| 0.9 1.1 2.0| 28.0 -33.5 -5.5 -1.1 -0.10| 5.4 -0.6 6000 227 6 180 3| 0.5 0.9 1.4| 42.5 -33.5 9.0 1.5 0.03| 5.4 0.2 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251010.12.gif