UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for VO346... Searching the city database file for: VO346 ... Date:0000Z 17 APR 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 1007 1735 28.0 26.2 90 1.8 26.7 140 4 300.5 304.5 299.6 364.6 21.73 1 400 8920 -42.9 -42.9 100 0.0 -42.9 245 18 299.2 299.3 281.3 300.0 0.22 2 361 9604 -47.9 -47.9 100 0.0 -47.9 246 17 301.5 301.5 282.1 301.9 0.14 3 300 10800 -56.9 -56.9 100 0.0 -56.9 245 16 305.1 305.2 283.5 305.4 0.06 4 250 11930 -65.3 -65.3 100 0.0 -65.3 260 10 309.0 309.0 284.9 309.1 0.02 5 200 13260 -75.1 -75.1 100 0.0 -75.1 190 16 313.8 313.8 286.7 313.8 0.01 6 189 13585 -77.9 -77.9 100 0.0 -77.9 193 15 314.4 314.4 286.9 314.4 0.00 7 158 14586 -85.1 -85.1 100 0.0 -85.1 75 8 318.8 318.8 288.3 318.8 0.00 8 150 14870 -87.3 -87.3 100 0.0 -87.3 35 5 319.7 319.7 288.6 319.7 0.00 9 136 15397 -91.1 -91.1 100 0.0 -91.1 54 6 322.1 322.1 289.4 322.1 0.00 10 115 16289 -91.9 -91.9 100 0.0 -91.9 76 19 336.4 336.4 293.4 336.5 0.00 11 105 16767 -94.9 -94.9 100 0.0 -94.9 88 25 339.6 339.6 294.2 339.6 0.00 12 100 17020 -97.3 -97.3 100 0.0 -97.3 95 29 339.7 339.7 294.3 339.7 0.00 13 95 17286 -97.3 -97.3 100 0.0 -97.3 87 26 344.8 344.8 295.4 344.8 0.00 14 89 17624 -97.9 -97.9 100 0.0 -97.9 77 21 350.1 350.1 296.7 350.1 0.00 15 87 17741 -98.9 -98.9 100 0.0 -98.9 74 20 350.3 350.3 296.7 350.3 0.00 16 80 18171 -99.3 -99.3 100 0.0 -99.3 61 14 358.0 358.0 298.3 358.0 0.00 17 70 18860 -96.5 -96.5 100 0.0 -96.5 40 5 377.9 377.9 301.9 377.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5394.47 m Freezing level: 767.28 mb = 4572.28 m = 15000.75 ft Wetbulb zero: 774.25 mb = 3780.15 m = 12401.91 ft Precipitable water: 2.59 inches Sfc-500 mean rel hum: 94.01 % Est. max temperature: 29.25 C = 84.64 F Sfc-Lift cond lev (LCL): 981.61 mb = 1933.37 m = 6342.99 ft T: 26.04 C 700-500 lapse rate: 9.87 C/km Conv cond level (CCL): 400.00 mb = 8920.00 m = 29264.74 ft Mean mixing ratio: 38.01 g/kg Conv temperature: 108.33 C = 226.99 F Cap Strength: -5.59 C Lifted Index: -37.71 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -51.29 C Lifted Index @700 mb: -22.45 C Showalter Index: -17.23 C Risk: Severe thunderstorms probable Total Totals Index: 80.03 C Risk: Severe Thunderstorms probable Vertical Totals Index: 40.75 C Cross Totals Index: 39.28 C K Index: 53.17 Risk: > 80 % chance of thunderstorms Sweat Index: 810.47 Risk: Severe Thunderstorms possible Energy Index: -6.52 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 195952.09 J/kg Max Up Vert Vel: 626.02 m/s Conv Inhibition (B-): 816.83 J/kg Cap Strength: 4.06 C Lift Cond Lev (LCL): 1194.57 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 at 12 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 1007 1735 140 4 -2.6 3.1 | 157 16 -6.2 14.7 1 1000 306 40 15 -9.6 -11.5 | 90 13 -13.2 0.1 2 925 903 35 16 -9.2 -13.1 | 83 13 -12.8 -1.5 3 850 1541 15 15 -3.9 -14.5 | 69 8 -7.5 -2.9 4 753 2438 40 16 -10.3 -12.3 | 87 14 -13.9 -0.7 5 723 2743 35 18 -10.3 -14.7 | 77 14 -13.9 -3.2 6 700 2978 285 14 13.5 -3.6 | 231 13 9.9 8.0 7 696 3048 35 19 -10.9 -15.6 | 75 15 -14.5 -4.0 8 665 3658 15 16 -4.1 -15.5 | 63 9 -7.7 -3.9 9 649 3962 35 13 -7.5 -10.6 | 95 11 -11.0 0.9 10 634 4267 20 5 -1.7 -4.7 | 142 9 -5.3 6.9 11 620 4572 335 11 4.6 -10.0 | 213 2 1.1 1.6 12 606 4877 285 15 14.5 -3.9 | 235 13 10.9 7.7 13 578 5486 280 15 14.8 -2.6 | 231 14 11.2 9.0 14 552 6096 245 19 17.2 8.0 | 215 24 13.6 19.6 15 500 7390 220 19 12.2 14.6 | 198 28 8.6 26.1 16 484 7620 230 20 15.3 12.9 | 206 27 11.7 24.4 17 400 8920 245 18 16.3 7.6 | 214 23 12.7 19.2 18 387 9144 245 18 16.3 7.6 | 214 23 12.7 19.2 19 306 10668 250 16 15.0 5.5 | 214 21 11.5 17.1 20 300 10800 245 16 14.5 6.8 | 211 21 10.9 18.4 21 250 11930 260 10 9.8 1.7 | 205 15 6.3 13.3 22 200 13260 190 16 2.8 15.8 | 178 27 -0.8 27.3 23 184 13716 195 15 3.9 14.5 | 181 26 0.3 26.1 24 150 14870 35 5 -2.9 -4.1 | 139 10 -6.5 7.5 25 140 15240 50 4 -3.1 -2.6 | 144 11 -6.6 9.0 26 100 17020 95 29 -28.9 2.5 | 113 35 -32.5 14.1 27 70 18860 40 5 -3.2 -3.8 | 139 10 -6.8 7.8 Wind Parameters Mean winds (0-6000m): 312.8 at 16.2 knts Storm direction: 342.8 at 12.1 knts Shear (0-3000m) pos: 1.5 neg: 3.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 169.6 deg Storm rel helicity (0-3000m) pos: 61.0 neg: -40.1 tot: 20.8 m^2/s^2 ave: 6.9 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 17.7 stream: 3.7 10^-3/s Energy-Hel index: 38.23 Bulk Rich Number: 4016.69 Bulk Shear: 48.78 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 27 15 79 11| 3.9 0.0 3.9| 5.6 0.0 5.6 11.2 0.51| 3.9 2.0 1000 33 16 81 12| 2.6 0.0 2.6| 8.6 -8.8 -0.2 -0.2 0.05| 4.0 0.2 1500 28 16 76 11| 1.7 0.7 2.4| 27.8 -36.1 -8.3 -5.5 0.08| 24.5 1.9 2000 27 16 75 11| 1.3 1.3 2.6| 31.2 -40.1 -8.9 -4.5 0.07| 19.9 1.4 2500 27 16 77 11| 1.8 1.1 2.8| 56.9 -40.1 16.7 6.7 0.18| 18.3 3.3 3000 23 15 78 10| 1.5 3.0 4.5| 61.0 -40.1 20.8 6.9 0.21| 17.7 3.7 4000 7 15 60 6| 1.1 3.2 4.3| 61.0 -54.7 6.2 1.6 0.15| 14.8 2.3 5000 347 15 3 4| 0.9 2.9 3.8| 61.0-100.4 -39.5 -7.9 0.08| 13.0 1.1 6000 313 16 266 8| 0.6 2.4 3.0| 86.5-125.1 -38.7 -6.4 0.08| 11.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//VO346/skewt/VO346.skewt.20250417.00.gif