UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 5 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 1010 10 28.0 23.9 78 4.1 25.0 230 1 300.3 303.7 297.8 355.5 18.80 1 1009 18 26.6 24.2 87 2.4 24.9 213 1 299.0 302.5 297.7 355.0 19.17 2 1008 27 25.6 23.5 88 2.1 24.1 195 2 298.1 301.4 297.0 351.5 18.38 3 1000 97 24.6 22.8 90 1.8 23.3 55 6 297.8 301.0 296.5 349.2 17.74 4 964 417 23.0 20.7 87 2.3 21.4 56 16 299.3 302.2 295.8 346.4 16.15 5 942 618 23.2 17.2 69 6.0 19.1 50 21 301.5 303.9 294.4 340.4 13.22 6 925 777 22.6 17.6 73 5.0 19.1 45 25 302.4 305.0 295.1 343.3 13.82 7 850 1513 18.4 15.9 85 2.5 16.7 55 14 305.4 307.9 295.7 345.8 13.49 8 844 1574 18.0 15.6 86 2.4 16.4 56 14 305.6 308.1 295.6 345.5 13.33 9 700 3155 9.8 6.2 78 3.6 7.6 80 13 313.3 315.0 294.3 339.8 8.53 10 696 3203 9.6 5.7 77 3.9 7.2 79 13 313.6 315.2 294.1 339.4 8.28 11 643 3855 4.4 2.5 87 1.9 3.3 82 17 314.9 316.3 293.7 337.4 7.15 12 585 4619 0.0 -1.4 90 1.4 -0.7 72 16 318.4 319.6 293.7 337.3 5.91 13 500 5870 -3.7 -7.8 73 4.1 -5.7 155 2 328.5 329.4 295.0 342.8 4.26 14 499 5886 -3.9 -7.9 74 4.0 -5.8 145 2 328.5 329.3 295.0 342.7 4.23 15 400 7600 -15.3 -17.4 84 2.1 -16.0 90 11 335.1 335.6 295.2 343.7 2.44 16 386 7867 -17.1 -19.3 83 2.2 -17.9 86 13 336.2 336.6 295.3 343.8 2.15 17 300 9700 -30.7 -33.5 76 2.8 -31.2 360 4 342.1 342.3 295.5 345.0 0.75 18 286 10040 -33.3 -35.9 77 2.6 -33.7 7 5 343.1 343.2 295.6 345.5 0.62 19 279 10215 -34.7 -36.9 80 2.2 -35.0 50 4 343.5 343.6 295.7 345.8 0.58 20 265 10576 -37.1 -48.1 31 11.0 -38.0 143 11 345.1 345.1 295.7 345.9 0.18 21 250 10980 -39.3 -51.3 27 12.0 -40.2 180 24 347.6 347.7 296.3 348.2 0.14 22 220 11839 -47.1 -60.1 21 13.0 -47.6 191 26 348.6 348.6 296.4 348.8 0.05 23 200 12460 -52.9 -62.9 29 10.0 -53.2 200 28 349.0 349.0 296.4 349.2 0.04 24 150 14250 -67.7 -74.7 36 7.0 -67.8 240 29 353.5 353.5 297.4 353.5 0.01 25 111 16005 -80.7 -84.7 51 4.0 -80.7 240 28 360.9 360.9 298.9 360.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 585.00 mb = 4619.16 m = 15154.55 ft Wetbulb zero: 595.64 mb = 4473.32 m = 14676.08 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 82.56 % Est. max temperature: 32.73 C = 90.91 F Sfc-Lift cond lev (LCL): 952.02 mb = 526.25 m = 1726.51 ft T: 23.11 C 700-500 lapse rate: 4.97 C/km ThetaE index: 15.11 C Layer 1009.0- 925.0 mb Conv cond level (CCL): 841.47 mb = 1599.19 m = 5246.61 ft Mean mixing ratio: 15.47 g/kg Conv temperature: 33.47 C = 92.24 F Cap Strength: 2.71 C Lifted Index: 0.91 C Risk: Showers probable Lifted Index @300 mb: 0.16 C Lifted Index @700 mb: 0.46 C Showalter Index: 0.79 C Risk: Thunderstorms probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.60 C K Index: 34.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 220.80 Risk: None Energy Index: -0.68 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 133.51 J/kg Max Up Vert Vel: 16.34 m/s Conv Inhibition (B-): 127.08 J/kg Cap Strength: 2.71 C Lift Cond Lev (LCL): 911.89 mb = 901.21 m = 2956.69 ft Lev Free Conv (LFC): 676.89 mb = 3431.74 m = 11258.85 ft Equ Level (EL): 516.89 mb = 5605.26 m = 18389.75 ft B at Equ Level: 122.03 J/kg Max Parcel Lev (MPL): 226.89 mb = 11631.38 m = 38160.24 ft Wind level data Storm motion: 97 at 11 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 1010 10 230 1 0.8 0.6 | 273 11 11.3 -0.7 1 1000 97 55 6 -4.9 -3.4 | 310 7 5.6 -4.7 2 976 305 60 13 -11.3 -6.5 | 5 8 -0.7 -7.8 3 925 777 45 25 -17.7 -17.7 | 21 20 -7.2 -19.0 4 879 1219 40 17 -10.9 -13.0 | 2 14 -0.4 -14.3 5 850 1513 55 14 -11.5 -8.0 | 6 9 -1.0 -9.3 6 709 3048 85 15 -14.9 -1.3 | 59 5 -4.4 -2.6 7 700 3155 80 13 -12.8 -2.3 | 33 4 -2.3 -3.6 8 658 3658 70 13 -12.2 -4.4 | 16 6 -1.7 -5.8 9 633 3962 90 20 -20.0 0.0 | 82 10 -9.5 -1.3 10 545 5182 55 12 -9.8 -6.9 | 355 8 0.7 -8.2 11 524 5486 80 7 -6.9 -1.2 | 305 4 3.6 -2.5 12 500 5870 155 2 -0.8 1.8 | 267 10 9.7 0.5 13 486 6096 10 9 -1.6 -8.9 | 319 14 9.0 -10.2 14 467 6401 75 6 -5.8 -1.6 | 301 6 4.7 -2.9 15 449 6706 95 7 -7.0 0.6 | 281 4 3.5 -0.7 16 415 7315 70 7 -6.6 -2.4 | 313 5 3.9 -3.7 17 400 7600 90 11 -11.0 0.0 | 20 1 -0.5 -1.3 18 383 7925 85 13 -13.0 -1.1 | 45 3 -2.4 -2.4 19 367 8230 80 10 -9.8 -1.7 | 348 3 0.7 -3.0 20 352 8534 105 7 -6.8 1.8 | 262 4 3.8 0.5 21 311 9449 90 5 -5.0 0.0 | 283 6 5.5 -1.3 22 300 9700 360 4 -0.0 -4.0 | 297 12 10.5 -5.3 23 298 9754 30 3 -1.5 -2.6 | 293 10 9.0 -3.9 24 285 10058 5 5 -0.4 -5.0 | 302 12 10.1 -6.3 25 273 10363 95 3 -3.0 0.3 | 278 8 7.5 -1.0 26 261 10668 165 15 -3.9 14.5 | 207 15 6.6 13.2 27 250 10980 180 24 0.0 24.0 | 205 25 10.5 22.7 28 200 12460 200 28 9.6 26.3 | 219 32 20.1 25.0 29 172 13411 205 26 11.0 23.6 | 224 31 21.5 22.3 30 163 13716 220 35 22.5 26.8 | 232 42 33.0 25.5 31 150 14250 240 29 25.1 14.5 | 250 38 35.6 13.2 32 148 14326 240 27 23.4 13.5 | 250 36 33.9 12.2 33 134 14935 235 31 25.4 17.8 | 245 40 35.9 16.5 34 121 15545 255 34 32.8 8.8 | 260 44 43.4 7.5 35 115 15850 240 30 26.0 15.0 | 249 39 36.5 13.7 36 110 16154 240 28 24.2 14.0 | 250 37 34.8 12.7 Wind Parameters Mean winds (0-6000m): 67.1 at 14.1 knts Storm direction: 97.1 at 10.6 knts Shear (0-3000m) pos: 2.4 neg: 3.7 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 144.0 deg Storm rel helicity (0-3000m) pos: 47.9 neg: -25.3 tot: 22.6 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 2.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 67.39 Bulk Shear: 1.98 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 57 11 350 7| 0.0 19.8 19.8| 31.9 0.0 31.9 63.7 0.77| 20.4 15.8 1000 49 17 9 12| 0.0 11.2 11.2| 34.0 -14.3 19.7 19.7 0.42| 15.8 6.7 1500 48 17 8 13| 2.6 7.5 10.1| 36.5 -25.3 11.2 7.5 0.28| 13.5 3.8 2000 50 16 9 12| 2.4 5.6 8.0| 40.7 -25.3 15.4 7.7 0.31| 10.8 3.3 2500 54 16 12 11| 2.4 4.5 6.8| 44.5 -25.3 19.2 7.7 0.34| 9.1 3.1 3000 58 16 16 10| 2.4 3.7 6.1| 47.9 -25.3 22.6 7.5 0.37| 8.1 2.9 4000 63 15 21 9| 2.4 2.8 5.3| 62.1 -29.5 32.6 8.2 0.36| 7.7 2.8 5000 67 16 27 8| 2.0 2.5 4.5| 62.1 -51.5 10.6 2.1 0.16| 7.2 1.2 6000 67 14 20 7| 2.0 2.3 4.3| 72.2 -65.6 6.6 1.1 0.08| 7.8 0.6 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251205.12.gif