UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 12 DEC 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 11 24.8 18.8 69 6.0 20.6 5 1 297.3 299.7 293.5 336.8 13.67 1 1006 28 24.4 21.9 86 2.5 22.6 12 1 297.0 300.1 295.6 345.3 16.67 2 1000 80 24.0 22.0 89 2.0 22.6 35 3 297.1 300.2 295.7 346.0 16.87 3 965 392 22.6 20.4 87 2.2 21.1 88 5 298.8 301.7 295.5 344.9 15.83 4 944 585 24.4 18.4 69 6.0 20.2 121 7 302.5 305.1 295.4 344.6 14.25 5 925 763 22.8 16.8 69 6.0 18.7 125 6 302.6 305.0 294.7 341.4 13.12 6 867 1322 19.0 15.8 82 3.2 16.8 96 9 304.3 306.8 295.1 343.4 13.13 7 850 1492 18.0 14.5 80 3.5 15.7 80 13 305.0 307.3 294.7 341.8 12.31 8 703 3094 9.8 6.8 82 3.0 8.0 35 10 313.0 314.6 294.4 340.4 8.86 9 700 3130 9.4 6.4 82 3.0 7.6 35 10 312.9 314.5 294.3 339.7 8.65 10 620 4132 4.0 -2.0 65 6.0 0.8 10 12 317.8 318.8 293.0 334.8 5.33 11 614 4211 4.0 -4.0 56 8.0 -0.0 7 12 318.6 319.5 292.7 333.6 4.63 12 610 4265 3.8 -7.2 44 11.0 -1.4 6 12 319.0 319.7 292.0 330.9 3.65 13 599 4413 2.4 -0.4 82 2.8 0.9 15 12 319.0 320.3 294.1 339.0 6.22 14 561 4943 0.0 -3.0 80 3.0 -1.6 9 7 322.3 323.3 294.3 340.1 5.47 15 500 5860 -5.5 -6.5 93 1.0 -6.0 60 8 326.3 327.3 294.8 342.0 4.71 16 471 6324 -8.3 -10.0 88 1.7 -9.1 77 7 328.5 329.2 294.6 341.3 3.80 17 459 6524 -7.3 -13.3 62 6.0 -9.8 72 9 332.2 332.8 294.9 342.5 2.99 18 421 7191 -11.1 -30.1 19 19.0 -16.0 57 19 335.6 335.8 293.9 338.4 0.74 19 402 7542 -13.7 -48.7 3 35.0 -19.0 55 23 336.7 336.7 293.6 337.2 0.11 20 400 7580 -13.9 -51.9 2 38.0 -19.3 55 24 336.9 336.9 293.6 337.2 0.08 21 349 8598 -22.5 -51.5 5 29.0 -25.8 23 21 338.7 338.7 294.1 339.1 0.10 22 326 9095 -26.3 -39.3 28 13.0 -28.3 37 16 340.1 340.2 294.7 341.7 0.39 23 315 9342 -28.5 -33.5 62 5.0 -29.4 59 13 340.4 340.6 295.1 343.2 0.72 24 301 9666 -30.7 -39.7 41 9.0 -31.9 119 8 341.8 341.9 295.1 343.4 0.40 25 300 9690 -30.9 -39.9 41 9.0 -32.1 125 8 341.8 341.9 295.1 343.4 0.40 26 250 10960 -40.9 -46.9 52 6.0 -41.3 200 11 345.3 345.3 295.8 346.2 0.22 27 242 11179 -42.9 -47.9 58 5.0 -43.3 197 13 345.5 345.5 295.8 346.3 0.21 28 200 12430 -53.7 -59.7 48 6.0 -53.9 175 26 347.7 347.7 296.2 348.0 0.06 29 185 12924 -58.5 -63.5 52 5.0 -58.6 170 30 347.8 347.8 296.2 348.0 0.04 30 154 14052 -66.9 -76.9 23 10.0 -67.0 157 27 352.2 352.2 297.1 352.2 0.01 31 150 14210 -67.9 -77.9 23 10.0 -67.9 140 10 353.1 353.1 297.3 353.1 0.01 32 100 16540 -84.3 -91.3 28 7.0 -84.3 95 24 364.9 364.9 299.6 364.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 561.00 mb = 4942.92 m = 16216.73 ft Wetbulb zero: 614.27 mb = 4207.77 m = 13804.86 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 78.88 % Est. max temperature: 32.23 C = 90.01 F Sfc-Lift cond lev (LCL): 923.42 mb = 777.77 m = 2551.70 ft T: 22.70 C 700-500 lapse rate: 5.46 C/km ThetaE index: 12.53 C Layer 850.0- 599.0 mb Conv cond level (CCL): 835.64 mb = 1635.75 m = 5366.56 ft Mean mixing ratio: 14.98 g/kg Conv temperature: 33.26 C = 91.87 F Cap Strength: 2.92 C Lifted Index: -0.36 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.72 C Lifted Index @700 mb: 0.47 C Showalter Index: 0.57 C Risk: Thunderstorms probable Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 20.00 C K Index: 35.00 Risk: > 80 % chance of thunderstorms Sweat Index: 208.00 Risk: None Energy Index: -0.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.83 J/kg Max Up Vert Vel: 9.47 m/s Conv Inhibition (B-): 144.98 J/kg Cap Strength: 2.92 C Lift Cond Lev (LCL): 904.05 mb = 960.90 m = 3152.52 ft Lev Free Conv (LFC): 629.05 mb = 4012.21 m = 13163.25 ft Equ Level (EL): 619.05 mb = 4144.37 m = 13596.84 ft B at Equ Level: 30.04 J/kg Max Parcel Lev (MPL): 429.05 mb = 7044.53 m = 23111.68 ft Wind level data Storm motion: 76 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 1008 11 5 1 -0.1 -1.0 | 263 7 7.2 0.8 1 1000 80 35 3 -1.7 -2.5 | 276 6 5.6 -0.6 2 941 610 125 7 -5.7 4.0 | 195 6 1.6 5.8 3 925 763 125 6 -4.9 3.4 | 204 6 2.4 5.3 4 909 914 130 7 -5.4 4.5 | 197 7 2.0 6.3 5 877 1219 105 6 -5.8 1.6 | 204 4 1.5 3.4 6 850 1492 80 13 -12.8 -2.3 | 85 6 -5.5 -0.4 7 817 1829 60 18 -15.6 -9.0 | 49 11 -8.3 -7.2 8 760 2438 50 17 -13.0 -10.9 | 32 11 -5.7 -9.1 9 733 2743 35 9 -5.2 -7.4 | 339 6 2.2 -5.6 10 700 3130 35 10 -5.7 -8.2 | 346 7 1.6 -6.4 11 681 3353 35 11 -6.3 -9.0 | 352 7 1.0 -7.2 12 608 4267 5 12 -1.0 -12.0 | 328 12 6.3 -10.1 13 586 4572 30 12 -6.0 -10.4 | 351 9 1.3 -8.6 14 564 4877 10 7 -1.2 -6.9 | 310 8 6.1 -5.1 15 544 5182 5 6 -0.5 -6.0 | 301 8 6.8 -4.2 16 500 5860 60 8 -6.9 -4.0 | 350 2 0.4 -2.2 17 466 6401 80 7 -6.9 -1.2 | 215 1 0.4 0.6 18 448 6706 60 12 -10.4 -6.0 | 36 5 -3.1 -4.2 19 400 7580 55 24 -19.7 -13.8 | 46 17 -12.3 -11.9 20 337 8839 15 20 -5.2 -19.3 | 353 18 2.1 -17.5 21 310 9449 70 11 -10.3 -3.8 | 57 4 -3.0 -1.9 22 300 9690 125 8 -6.6 4.6 | 187 6 0.8 6.4 23 297 9754 115 8 -7.3 3.4 | 181 5 0.1 5.2 24 272 10363 165 13 -3.4 12.6 | 195 15 3.9 14.4 25 261 10668 210 12 6.0 10.4 | 227 18 13.3 12.2 26 250 10960 200 11 3.8 10.3 | 222 16 11.1 12.2 27 207 12192 180 24 0.0 24.0 | 196 27 7.3 25.8 28 200 12430 175 26 -2.3 25.9 | 190 28 5.0 27.7 29 188 12802 170 29 -5.0 28.6 | 184 30 2.3 30.4 30 179 13106 170 33 -5.7 32.5 | 183 34 1.6 34.3 31 155 14021 160 30 -10.3 28.2 | 174 30 -2.9 30.0 32 150 14210 140 10 -6.4 7.7 | 185 10 0.9 9.5 33 147 14326 160 15 -5.1 14.1 | 188 16 2.2 15.9 34 139 14630 90 3 -3.0 0.0 | 247 5 4.3 1.8 35 132 14935 30 14 -7.0 -12.1 | 358 10 0.3 -10.3 36 113 15850 50 14 -10.7 -9.0 | 25 8 -3.4 -7.2 37 100 16540 95 24 -23.9 2.1 | 103 17 -16.6 3.9 38 91 17069 105 23 -22.2 6.0 | 118 17 -14.9 7.8 39 81 17678 150 3 -1.5 2.6 | 233 7 5.8 4.4 40 77 17983 90 11 -11.0 0.0 | 116 4 -3.7 1.8 41 73 18288 340 6 2.1 -5.6 | 292 10 9.4 -3.8 42 69 18593 30 17 -8.5 -14.7 | 5 13 -1.2 -12.9 43 65 18898 105 9 -8.7 2.3 | 162 4 -1.4 4.2 44 62 19202 65 7 -6.3 -3.0 | 320 1 1.0 -1.1 45 58 19507 175 14 -1.2 13.9 | 201 17 6.1 15.8 46 52 20117 190 13 2.3 12.8 | 213 17 9.6 14.6 47 49 20422 210 8 4.0 6.9 | 232 14 11.3 8.7 48 44 21031 65 13 -11.8 -5.5 | 51 6 -4.5 -3.7 49 35 22250 80 47 -46.3 -8.2 | 81 39 -39.0 -6.3 50 30 23165 85 55 -54.8 -4.8 | 86 48 -47.5 -3.0 51 28 23470 80 55 -54.2 -9.6 | 81 47 -46.9 -7.7 Wind Parameters Mean winds (0-6000m): 46.0 at 10.0 knts Storm direction: 76.0 at 7.5 knts Shear (0-3000m) pos: 1.2 neg: 2.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 80.5 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -45.8 tot: -41.0 m^2/s^2 ave: -13.7 10^-3 m/s^2 rel: -0.57 Storm rel vorticity (0-3000m) horiz: 7.4 stream: -4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.76 Bulk Shear: 6.63 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 82 4 248 3| 6.7 0.0 6.7| 2.4 -3.3 -0.9 -1.8 -0.30| 9.2 -2.8 1000 114 5 210 5| 3.7 0.0 3.7| 3.5 -4.7 -1.2 -1.2 -0.22| 7.0 -1.5 1500 105 6 198 4| 2.5 3.3 5.7| 4.1 -11.7 -7.6 -5.1 -0.42| 8.3 -3.5 2000 85 9 123 2| 1.9 4.1 6.0| 4.1 -24.6 -20.6 -10.3 -0.50| 8.3 -4.1 2500 74 11 68 3| 1.5 3.1 4.6| 4.1 -35.2 -31.1 -12.4 -0.54| 7.5 -4.1 3000 67 11 48 3| 1.2 2.0 3.2| 4.7 -45.8 -41.0 -13.7 -0.57| 7.4 -4.3 4000 56 11 21 4| 0.9 2.0 2.9| 6.2 -52.0 -45.8 -11.5 -0.54| 6.3 -3.4 5000 47 11 6 5| 1.0 1.3 2.3| 14.6 -67.0 -52.4 -10.5 -0.50| 6.2 -3.1 6000 46 10 359 5| 1.4 1.1 2.5| 19.7 -67.9 -48.2 -8.0 -0.39| 5.9 -2.3 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251212.00.gif