UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for VO346... Searching the city database file for: VO346 ... Date:0000Z 5 DEC 25 Station: VO346 WMO ident: 43346 Latitude: 10.92 Longitude: 79.83 ------------------------------------------------------------------------------- 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 4 26.6 26.6 100 0.0 26.6 45 6 298.8 302.8 299.4 363.7 22.17 1 1010 13 25.4 22.9 86 2.5 23.6 43 6 297.7 300.9 296.4 349.0 17.67 2 1000 100 25.2 23.3 89 1.9 23.8 25 11 298.4 301.7 297.0 351.6 18.30 3 925 783 21.2 19.0 87 2.2 19.6 65 16 301.0 303.8 295.6 345.4 15.12 4 898 1040 19.6 17.9 90 1.7 18.4 70 16 301.9 304.6 295.4 344.7 14.52 5 850 1512 16.8 15.8 94 1.0 16.1 70 16 303.7 306.2 295.2 343.6 13.40 6 757 2496 13.0 10.1 83 2.9 11.2 75 15 309.9 311.8 294.7 341.4 10.31 7 717 2952 11.0 7.2 77 3.8 8.7 68 16 312.5 314.2 294.3 340.1 8.93 8 700 3152 10.0 5.9 76 4.1 7.5 65 18 313.6 315.2 294.2 339.5 8.35 9 626 4069 4.4 0.9 78 3.5 2.5 63 14 317.3 318.6 293.9 338.1 6.54 10 531 5387 -3.5 -6.6 79 3.1 -5.0 76 5 323.2 324.0 293.7 337.6 4.40 11 501 5844 -5.9 -9.7 74 3.8 -7.6 99 5 325.7 326.4 293.8 337.9 3.66 12 500 5860 -5.9 -9.6 75 3.7 -7.5 100 5 325.8 326.6 293.9 338.2 3.69 13 465 6427 -8.9 -13.2 71 4.3 -10.6 107 5 328.9 329.5 294.1 339.1 2.97 14 413 7338 -14.5 -22.5 51 8.0 -16.9 141 3 333.1 333.4 294.0 338.5 1.52 15 404 7505 -15.3 -26.3 38 11.0 -18.2 147 2 334.2 334.4 293.9 338.2 1.11 16 400 7580 -15.9 -27.9 35 12.0 -18.9 150 2 334.3 334.5 293.8 337.9 0.96 17 317 9288 -28.7 -39.7 34 11.0 -30.2 220 12 339.5 339.6 294.6 341.0 0.38 18 300 9680 -31.9 -39.9 45 8.0 -32.9 205 20 340.4 340.5 294.8 342.0 0.40 19 261 10655 -39.1 -45.1 53 6.0 -39.6 185 26 343.7 343.7 295.4 344.7 0.26 20 250 10950 -41.5 -46.4 59 4.9 -41.9 180 26 344.4 344.4 295.6 345.3 0.24 21 218 11862 -49.3 -60.3 27 11.0 -49.7 209 27 346.1 346.1 295.8 346.3 0.05 22 200 12420 -54.3 -70.3 12 16.0 -54.6 215 26 346.8 346.8 295.9 346.8 0.01 23 184 12949 -58.3 -78.3 6 20.0 -58.5 219 27 348.7 348.7 296.3 348.7 0.00 24 150 14210 -65.7 -93.7 1 28.0 -65.8 245 40 356.9 356.9 298.1 356.9 0.00 25 141 14585 -67.7 -95.7 1 28.0 -67.8 254 36 359.8 359.8 298.7 359.8 0.00 26 105 16307 -81.1 -105.1 1 24.0 -81.1 227 13 365.9 365.9 299.8 365.9 0.00 27 100 16580 -83.5 -106.5 1 23.0 -83.5 215 9 366.4 366.4 299.9 366.4 0.00 28 87 17333 -89.5 -111.5 1 22.0 -89.5 150 12 369.2 369.2 300.4 369.2 0.00 29 70 18520 -80.7 -104.7 1 24.0 -80.7 80 25 411.7 411.7 306.7 411.7 0.00 30 50 20460 -70.7 -97.7 1 27.0 -70.8 75 32 476.9 476.9 313.2 476.9 0.00 31 30 23600 -58.1 -89.1 1 31.0 -59.2 80 35 586.2 586.3 320.0 586.3 0.00 32 20 26200 -49.1 -83.1 1 34.0 -52.8 90 35 685.9 685.9 324.0 686.0 0.02 TRP 87 17333 -89.5 -111.5 1 22.0 -89.5 150 12 369.2 369.2 300.4 369.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 573.09 mb = 4803.22 m = 15758.41 ft Wetbulb zero: 594.33 mb = 4484.80 m = 14713.72 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 82.41 % Est. max temperature: 31.11 C = 88.01 F Sfc-Lift cond lev (LCL): 1011.53 mb = 4.17 m = 13.69 ft T: 26.60 C 700-500 lapse rate: 5.87 C/km ThetaE index: 14.74 C Layer 1010.0-1000.0 mb Conv cond level (CCL): 907.91 mb = 944.55 m = 3098.89 ft Mean mixing ratio: 16.61 g/kg Conv temperature: 29.36 C = 84.85 F Cap Strength: 0.96 C Lifted Index: -2.35 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.62 C Lifted Index @700 mb: -0.16 C Showalter Index: -0.53 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.70 C K Index: 34.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 226.60 Risk: None Energy Index: -1.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 704.56 J/kg Max Up Vert Vel: 37.54 m/s Conv Inhibition (B-): 7.72 J/kg Cap Strength: 0.96 C Lift Cond Lev (LCL): 932.70 mb = 710.36 m = 2330.54 ft Lev Free Conv (LFC): 877.70 mb = 1236.26 m = 4055.93 ft Equ Level (EL): 187.70 mb = 12822.33 m = 42067.49 ft B at Equ Level: 701.96 J/kg Max Parcel Lev (MPL): 117.70 mb = 15639.85 m = 51311.23 ft Wind level data Storm motion: 99 at 10 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 4 45 6 -4.2 -4.2 | 318 8 5.2 -5.8 1 1000 100 25 11 -4.6 -10.0 | 337 12 4.8 -11.5 2 977 305 50 14 -10.7 -9.0 | 7 11 -1.2 -10.5 3 943 610 65 16 -14.5 -6.8 | 31 10 -5.0 -8.3 4 925 783 65 16 -14.5 -6.8 | 31 10 -5.0 -8.3 5 911 914 70 16 -15.0 -5.5 | 38 9 -5.5 -7.0 6 879 1219 70 15 -14.1 -5.1 | 35 8 -4.6 -6.7 7 850 1512 70 16 -15.0 -5.5 | 38 9 -5.5 -7.0 8 819 1829 75 16 -15.5 -4.1 | 46 8 -6.0 -5.7 9 790 2134 75 15 -14.5 -3.9 | 43 7 -5.0 -5.4 10 762 2438 75 15 -14.5 -3.9 | 43 7 -5.0 -5.4 11 735 2743 75 15 -14.5 -3.9 | 43 7 -5.0 -5.4 12 709 3048 65 17 -15.4 -7.2 | 34 11 -5.9 -8.7 13 700 3152 65 18 -16.3 -7.6 | 37 11 -6.8 -9.2 14 657 3658 70 16 -15.0 -5.5 | 38 9 -5.5 -7.0 15 633 3962 60 15 -13.0 -7.5 | 21 10 -3.5 -9.0 16 609 4267 70 13 -12.2 -4.4 | 24 7 -2.7 -6.0 17 587 4572 75 9 -8.7 -2.3 | 348 4 0.8 -3.9 18 565 4877 80 8 -7.9 -1.4 | 331 3 1.6 -2.9 19 524 5486 75 4 -3.9 -1.0 | 295 6 5.6 -2.6 20 500 5860 100 5 -4.9 0.9 | 278 5 4.6 -0.7 21 485 6096 95 6 -6.0 0.5 | 286 4 3.5 -1.0 22 400 7580 150 2 -1.0 1.7 | 269 8 8.5 0.2 23 398 7620 0 0 -0.0 -0.0 | 279 10 9.5 -1.5 24 323 9144 225 9 6.4 6.4 | 253 17 15.9 4.8 25 300 9680 205 20 8.5 18.1 | 227 24 17.9 16.6 26 260 10668 185 26 2.3 25.9 | 206 27 11.8 24.4 27 250 10950 180 26 0.0 26.0 | 201 26 9.5 24.5 28 207 12192 220 28 18.0 21.4 | 234 34 27.5 19.9 29 200 12420 215 26 14.9 21.3 | 231 31 24.4 19.7 30 162 13716 225 28 19.8 19.8 | 238 35 29.3 18.2 31 150 14210 245 40 36.3 16.9 | 251 48 45.7 15.4 32 126 15240 270 28 28.0 -0.0 | 272 38 37.5 -1.5 33 100 16580 215 9 5.2 7.4 | 248 16 14.6 5.8 34 87 17333 150 12 -6.0 10.4 | 202 10 3.5 8.8 35 70 18520 80 25 -24.6 -4.3 | 69 16 -15.1 -5.9 36 50 20460 75 32 -30.9 -8.3 | 65 24 -21.4 -9.8 37 30 23600 80 35 -34.5 -6.1 | 73 26 -25.0 -7.6 38 20 26200 90 35 -35.0 0.0 | 87 26 -25.5 -1.5 Wind Parameters Mean winds (0-6000m): 69.3 at 12.8 knts Storm direction: 99.3 at 9.6 knts Shear (0-3000m) pos: 1.8 neg: 0.5 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 77.5 deg Storm rel helicity (0-3000m) pos: 44.3 neg: -4.4 tot: 39.9 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.5 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 196.28 Bulk Shear: 3.59 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 46 13 357 10| 9.9 0.0 9.9| 33.8 0.0 33.8 67.7 0.82| 15.2 12.5 1000 57 14 15 10| 5.4 0.0 5.4| 40.5 -0.2 40.4 40.4 0.82| 9.2 7.5 1500 62 15 22 9| 3.6 0.1 3.7| 41.7 -1.0 40.7 27.2 0.76| 6.7 5.1 2000 65 15 27 9| 2.7 0.1 2.7| 44.3 -1.4 42.9 21.4 0.74| 5.5 4.1 2500 67 15 30 9| 2.1 0.0 2.2| 44.3 -1.8 42.4 17.0 0.71| 4.5 3.2 3000 68 15 32 8| 1.8 0.5 2.3| 44.3 -4.4 39.9 13.3 0.58| 4.2 2.5 4000 68 15 33 9| 1.4 0.5 1.9| 45.8 -10.9 34.9 8.7 0.40| 4.0 1.6 5000 68 14 29 8| 0.8 0.4 1.3| 46.5 -16.5 30.0 6.0 0.20| 4.1 0.8 6000 69 13 22 7| 0.9 0.5 1.4| 46.8 -21.1 25.7 4.3 0.10| 3.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//VO346/skewt/VO346.skewt.20251205.00.gif