UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for VO311... Searching the city database file for: VO311 ... Date:0000Z 10 DEC 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 1011 -2 24.6 23.0 91 1.6 23.5 270 2 296.8 300.0 296.2 348.2 17.76 1 1010 7 25.4 19.4 69 6.0 21.2 284 2 297.7 300.3 294.0 338.8 14.17 2 1007 33 26.4 19.4 65 7.0 21.5 326 2 299.0 301.5 294.4 340.4 14.22 3 1000 94 26.4 19.4 65 7.0 21.5 65 3 299.5 302.2 294.7 341.4 14.32 4 964 416 23.2 18.8 76 4.4 20.1 95 3 299.5 302.1 294.6 341.2 14.31 5 925 776 21.2 15.2 69 6.0 17.2 65 4 301.0 303.2 293.3 335.8 11.82 6 916 861 20.8 11.8 56 9.0 15.1 77 5 301.4 303.2 291.6 329.6 9.53 7 888 1129 20.2 7.2 43 13.0 12.4 106 9 303.5 304.8 290.3 325.1 7.19 8 850 1505 18.0 9.0 56 9.0 12.4 120 14 305.0 306.6 291.9 330.6 8.50 9 847 1535 17.8 8.8 56 9.0 12.3 119 14 305.1 306.7 291.8 330.4 8.42 10 803 1988 14.2 6.2 59 8.0 9.5 107 16 306.0 307.3 291.3 328.4 7.42 11 756 2494 11.6 -1.4 40 13.0 4.9 109 10 308.5 309.3 289.6 322.6 4.57 12 726 2832 10.4 -4.6 34 15.0 3.1 98 5 310.7 311.5 289.5 322.6 3.74 13 700 3135 9.4 -4.6 37 14.0 2.5 70 3 312.9 313.6 290.3 325.2 3.88 14 693 3218 9.0 -4.0 40 13.0 2.5 84 3 313.4 314.1 290.7 326.4 4.10 15 645 3806 6.0 -9.0 33 15.0 -0.7 131 2 316.4 317.0 290.6 326.2 3.00 16 636 3921 6.4 -11.6 26 18.0 -1.3 107 3 318.2 318.7 290.7 326.4 2.47 17 578 4694 1.0 -12.0 37 13.0 -4.4 79 4 320.7 321.2 291.6 329.5 2.64 18 505 5762 -5.5 -26.5 17 21.0 -11.5 314 7 325.4 325.6 291.3 328.5 0.87 19 500 5840 -5.5 -31.5 11 26.0 -12.1 325 7 326.3 326.4 291.2 328.3 0.55 20 493 5951 -5.7 -33.7 9 28.0 -12.4 329 8 327.4 327.5 291.5 329.1 0.45 21 478 6194 -6.5 -35.5 8 29.0 -13.2 334 9 329.3 329.4 291.9 330.8 0.39 22 432 6980 -11.3 -39.3 8 28.0 -16.8 326 12 332.9 333.0 292.8 334.0 0.29 23 417 7252 -12.5 -39.5 8 27.0 -17.7 323 13 334.7 334.8 293.3 335.9 0.30 24 400 7570 -14.3 -44.3 6 30.0 -19.3 320 14 336.4 336.4 293.6 337.1 0.19 25 338 8816 -25.1 -41.1 21 16.0 -27.4 269 17 338.3 338.3 294.2 339.5 0.31 26 307 9506 -29.5 -48.5 14 19.0 -31.4 252 21 341.5 341.6 294.8 342.2 0.15 27 300 9670 -30.5 -49.5 14 19.0 -32.3 250 23 342.4 342.4 295.0 343.0 0.14 28 261 10645 -39.1 -66.1 4 27.0 -40.2 255 25 343.7 343.7 295.2 343.8 0.02 29 250 10940 -41.5 -69.5 3 28.0 -42.4 245 27 344.4 344.4 295.4 344.4 0.01 30 228 11557 -46.9 -60.9 19 14.0 -47.4 235 26 345.3 345.3 295.6 345.5 0.05 31 200 12410 -54.1 -67.1 19 13.0 -54.4 215 25 347.1 347.1 296.0 347.2 0.02 32 150 14200 -67.3 -95.3 1 28.0 -67.4 270 23 354.2 354.2 297.5 354.2 0.00 33 136 14784 -71.7 -98.7 1 27.0 -71.8 259 24 356.4 356.4 298.0 356.4 0.00 34 107 16173 -79.3 -104.3 1 25.0 -79.3 367.3 367.3 300.1 367.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5746.00 m Freezing level: 566.77 mb = 4858.13 m = 15938.55 ft Wetbulb zero: 655.85 mb = 3669.26 m = 12038.12 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 42.52 % Est. max temperature: 32.36 C = 90.25 F Sfc-Lift cond lev (LCL): 988.11 mb = 199.14 m = 653.35 ft T: 25.36 C 700-500 lapse rate: 5.51 C/km ThetaE index: 16.31 C Layer 964.0- 850.0 mb Conv cond level (CCL): 811.08 mb = 1903.04 m = 6243.48 ft Mean mixing ratio: 13.22 g/kg Conv temperature: 33.61 C = 92.50 F Cap Strength: 3.62 C Lifted Index: 1.80 C Risk: Showers probable Lifted Index @300 mb: 4.34 C Lifted Index @700 mb: 2.11 C Showalter Index: 5.44 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 14.50 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 143.00 Risk: None Energy Index: -0.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.76 J/kg Max Up Vert Vel: 4.18 m/s Conv Inhibition (B-): 2955.80 J/kg Cap Strength: 3.62 C Lift Cond Lev (LCL): 881.29 mb = 1194.14 m = 3917.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 129 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 1011 -2 270 2 2.0 -0.0 | 298 6 5.7 -3.0 1 1000 94 65 3 -2.7 -1.3 | 347 4 1.0 -4.2 2 976 305 115 3 -2.7 1.3 | 330 2 1.0 -1.7 3 943 610 60 3 -2.6 -1.5 | 346 5 1.1 -4.5 4 925 776 65 4 -3.6 -1.7 | 359 5 0.1 -4.7 5 910 914 85 5 -5.0 -0.4 | 20 4 -1.3 -3.4 6 879 1219 115 11 -10.0 4.6 | 105 6 -6.3 1.7 7 850 1505 120 14 -12.1 7.0 | 116 9 -8.4 4.0 8 818 1829 110 15 -14.1 5.1 | 102 11 -10.4 2.1 9 789 2134 105 16 -15.5 4.1 | 96 12 -11.7 1.2 10 761 2438 110 11 -10.3 3.8 | 97 7 -6.6 0.8 11 733 2743 105 5 -4.8 1.3 | 33 2 -1.1 -1.7 12 707 3048 80 5 -4.9 -0.9 | 17 4 -1.2 -3.8 13 700 3135 70 3 -2.8 -1.0 | 347 4 0.9 -4.0 14 656 3658 160 2 -0.7 1.9 | 290 3 3.0 -1.1 15 632 3962 95 3 -3.0 0.3 | 345 3 0.7 -2.7 16 608 4267 35 5 -2.9 -4.1 | 353 7 0.8 -7.1 17 585 4572 60 4 -3.5 -2.0 | 357 5 0.3 -5.0 18 564 4877 115 3 -2.7 1.3 | 330 2 1.0 -1.7 19 522 5486 275 5 5.0 -0.4 | 291 9 8.7 -3.4 20 500 5840 325 7 4.0 -5.7 | 318 12 7.7 -8.7 21 484 6096 335 9 3.8 -8.2 | 326 13 7.5 -11.1 22 400 7570 320 14 9.0 -10.7 | 317 19 12.7 -13.7 23 397 7620 315 13 9.2 -9.2 | 313 18 12.9 -12.2 24 322 9144 255 18 17.4 4.7 | 265 21 21.1 1.7 25 300 9670 250 23 21.6 7.9 | 259 26 25.3 4.9 26 260 10668 255 25 24.1 6.5 | 263 28 27.9 3.5 27 250 10940 245 27 24.5 11.4 | 253 29 28.2 8.4 28 207 12192 225 24 17.0 17.0 | 236 25 20.7 14.0 29 200 12410 215 25 14.3 20.5 | 226 25 18.1 17.5 30 162 13716 240 23 19.9 11.5 | 250 25 23.6 8.5 31 150 14200 270 23 23.0 -0.0 | 276 27 26.7 -3.0 32 125 15240 250 25 23.5 8.6 | 258 28 27.2 5.6 Wind Parameters Mean winds (0-6000m): 98.7 at 6.4 knts Storm direction: 128.7 at 4.8 knts Shear (0-3000m) pos: 1.7 neg: 1.1 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 82.3 deg Storm rel helicity (0-3000m) pos: 20.3 neg: -14.1 tot: 6.2 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.40 Bulk Shear: 1.62 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 91 3 345 3| 5.1 0.0 5.1| 6.1 -0.4 5.6 11.2 0.50| 9.6 4.8 1000 80 3 355 4| 4.4 0.0 4.4| 10.8 -0.6 10.2 10.2 0.60| 7.7 4.6 1500 103 6 51 3| 5.4 0.0 5.4| 20.0 -0.6 19.5 13.0 0.65| 8.1 5.3 2000 107 8 83 4| 4.0 0.9 5.0| 20.0 -8.7 11.4 5.7 0.45| 7.0 3.2 2500 107 9 88 5| 2.1 0.7 2.8| 20.3 -10.8 9.5 3.8 0.34| 7.0 2.4 3000 107 9 85 5| 1.7 1.1 2.8| 20.3 -14.1 6.2 2.1 0.19| 6.9 1.3 4000 106 7 74 3| 1.2 1.0 2.2| 22.0 -18.1 3.9 1.0 0.11| 6.3 0.7 5000 102 7 59 3| 1.4 1.0 2.4| 23.1 -20.4 2.7 0.5 0.05| 6.2 0.3 6000 99 6 52 3| 0.3 0.9 1.2| 49.1 -20.9 28.2 4.7 0.16| 6.6 1.1 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20251210.00.gif