UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042923.upa.cvt Date: 2300Z 29 APR 25 Searching for VIDD... Searching the city database file for: VIDD ... Date:2300Z 29 APR 25 Station: VIDD WMO ident: 42182 Latitude: 28.58 Longitude: 77.20 Elevation: 216.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 41 SFC 974 216 26.4 17.4 58 9.0 20.2 0 0 301.8 304.2 294.3 340.0 12.94 2 946 506 27.2 16.2 51 11.0 19.6 73 11 305.2 307.4 294.8 342.0 12.33 3 925 728 26.2 16.2 54 10.0 19.3 130 19 306.1 308.5 295.3 344.0 12.62 4 850 1471 22.0 9.0 43 13.0 13.8 75 12 309.2 310.8 293.1 335.2 8.50 5 793 2067 18.4 3.4 37 15.0 9.7 37 12 311.5 312.7 291.9 330.7 6.17 6 782 2186 17.2 8.2 55 9.0 11.6 30 12 311.5 313.2 294.0 338.5 8.76 7 765 2373 17.0 -2.0 27 19.0 7.0 18 13 313.3 314.1 290.9 326.9 4.32 8 700 3120 11.8 -12.2 17 24.0 1.5 330 13 315.6 316.0 289.5 322.6 2.14 9 664 3557 8.8 -18.2 13 27.0 -1.3 332 12 317.0 317.2 289.2 321.6 1.37 10 585 4583 0.0 -24.0 14 24.0 -7.4 335 8 318.4 318.6 289.3 321.7 0.94 11 500 5810 -10.9 -34.9 12 24.0 -15.7 340 4 319.7 319.8 289.1 321.2 0.39 12 479 6140 -14.1 -37.1 12 23.0 -18.2 335 5 319.7 319.8 289.0 321.0 0.33 13 430 6955 -20.1 -49.1 6 29.0 -23.4 323 9 322.1 322.2 289.5 322.5 0.10 14 400 7490 -23.7 -35.7 32 12.0 -25.6 315 11 324.2 324.3 290.5 325.9 0.46 15 399 7508 -23.9 -35.9 32 12.0 -25.8 315 11 324.2 324.2 290.5 325.8 0.45 16 373 7997 -26.7 -53.7 6 27.0 -29.0 317 19 326.8 326.8 290.9 327.0 0.07 17 300 9530 -38.3 -64.3 5 26.0 -39.4 325 42 331.4 331.4 292.1 331.5 0.02 18 285 9877 -41.1 -65.1 6 24.0 -41.9 321 36 332.3 332.3 292.3 332.4 0.02 19 250 10750 -45.5 -70.5 4 25.0 -46.1 310 21 338.4 338.4 293.9 338.5 0.01 20 247 10830 -46.1 -70.1 5 24.0 -46.7 310 23 338.7 338.7 294.0 338.7 0.01 21 214 11783 -46.9 -75.9 2 29.0 -47.6 307 43 351.6 351.6 297.0 351.7 0.01 22 200 12230 -48.7 -77.7 2 29.0 -49.3 305 53 355.7 355.7 297.8 355.7 0.00 23 150 14090 -57.9 -82.9 3 25.0 -58.2 300 49 370.3 370.3 300.6 370.3 0.00 24 100 16570 -70.9 -87.9 6 17.0 -71.0 290 31 390.7 390.7 303.9 390.7 0.00 25 74 18320 -77.7 -89.7 13 12.0 -77.7 305 19 411.6 411.6 306.7 411.6 0.00 26 70 18640 -74.9 -88.9 10 14.0 -75.0 330 9 424.1 424.1 308.2 424.2 0.00 27 50 20620 -67.5 -88.5 4 21.0 -67.7 10 9 484.4 484.4 313.8 484.4 0.00 28 30 23810 -55.7 -85.7 1 30.0 -57.2 10 11 592.8 592.8 320.3 592.8 0.01 29 20 26420 -48.3 -83.3 1 35.0 -52.3 310 2 688.3 688.3 324.0 688.5 0.02 TRP 74 18320 -77.7 -89.7 13 12.0 -77.7 305 19 411.6 411.6 306.7 411.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5769.00 m Freezing level: 585.00 mb = 4582.83 m = 15035.36 ft Wetbulb zero: 681.00 mb = 3347.64 m = 10982.93 ft Precipitable water: 0.98 inches Sfc-500 mean rel hum: 26.71 % Est. max temperature: 34.77 C = 94.59 F Sfc-Lift cond lev (LCL): 854.08 mb = 1428.87 m = 4687.85 ft T: 22.24 C 700-500 lapse rate: 8.44 C/km ThetaE index: 16.89 C Layer 765.0- 585.0 mb Conv cond level (CCL): 685.94 mb = 3287.85 m = 10786.78 ft Mean mixing ratio: 11.83 g/kg Conv temperature: 40.59 C = 105.05 F Cap Strength: 5.44 C Lifted Index: -4.65 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.04 C Lifted Index @700 mb: 3.69 C Showalter Index: -2.07 C Risk: Severe thunderstorms possible Total Totals Index: 52.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.90 C Cross Totals Index: 19.90 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 212.00 Risk: None Energy Index: -2.64 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1205.01 J/kg Max Up Vert Vel: 49.09 m/s Conv Inhibition (B-): 384.52 J/kg Cap Strength: 5.34 C Lift Cond Lev (LCL): 790.68 mb = 2091.92 m = 6863.16 ft Lev Free Conv (LFC): 595.68 mb = 4436.28 m = 14554.53 ft Equ Level (EL): 235.68 mb = 11142.10 m = 36554.99 ft B at Equ Level: 1185.99 J/kg Max Parcel Lev (MPL): 155.68 mb = 13849.69 m = 45438.07 ft Wind level data Storm motion: 39 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 ---------------------------------------------------------- 0 974 216 0 0 -0.0 -0.0 | 219 8 4.8 5.9 1 925 728 130 19 -14.6 12.2 | 152 21 -9.7 18.2 2 850 1471 75 12 -11.6 -3.1 | 113 7 -6.7 2.8 3 700 3120 330 13 6.5 -11.3 | 295 13 11.3 -5.3 4 500 5810 340 4 1.4 -3.8 | 251 7 6.2 2.2 5 400 7490 315 11 7.8 -7.8 | 278 13 12.6 -1.8 6 300 9530 325 42 24.1 -34.4 | 315 41 28.9 -28.5 7 250 10750 310 21 16.1 -13.5 | 290 22 20.9 -7.6 8 200 12230 305 53 43.4 -30.4 | 297 54 48.3 -24.5 9 150 14090 300 49 42.4 -24.5 | 291 51 47.3 -18.6 10 100 16570 290 31 29.1 -10.6 | 278 34 34.0 -4.7 11 74 18320 305 19 15.6 -10.9 | 284 21 20.4 -5.0 12 70 18640 330 9 4.5 -7.8 | 281 10 9.3 -1.8 13 50 20620 10 9 -1.6 -8.9 | 312 4 3.3 -2.9 14 30 23810 10 11 -1.9 -10.8 | 329 6 2.9 -4.9 15 20 26420 310 2 1.5 -1.3 | 234 8 6.4 4.7 Wind Parameters Mean winds (0-6000m): 9.2 at 10.2 knts Storm direction: 39.2 at 7.7 knts Shear (0-3000m) pos: 3.2 neg: 5.2 tot: 8.4 10-3/s Storm rel Dir Shear (0-3000m): 75.3 deg Storm rel helicity (0-3000m) pos: 27.8 neg: -73.6 tot: -45.8 m^2/s^2 ave: -15.3 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 11.7 stream: -4.5 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 31.62 Bulk Shear: 38.11 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 ------------------------------------------------------------------------------- 500 130 9 169 12| 19.1 0.0 19.1| 27.8 -2.9 24.9 49.7 0.08| 30.3 2.5 1000 120 13 152 14| 9.5 5.2 14.8| 27.8 -30.8 -3.1 -3.1 -0.10| 20.5 -2.1 1500 108 13 143 13| 6.4 6.1 12.5| 27.8 -41.2 -13.5 -9.0 -0.19| 16.5 -3.2 2000 93 13 130 10| 4.8 6.2 10.9| 27.8 -49.8 -22.0 -11.0 -0.29| 14.1 -4.1 2500 79 13 115 8| 3.8 5.9 9.7| 27.8 -60.4 -32.6 -13.1 -0.35| 12.7 -4.5 3000 67 13 98 7| 3.2 5.2 8.4| 27.8 -73.6 -45.8 -15.3 -0.39| 11.7 -4.5 4000 35 12 27 5| 2.8 3.9 6.8| 27.8 -78.3 -50.5 -12.6 -0.39| 9.2 -3.6 5000 17 11 343 5| 2.6 3.1 5.7| 27.8 -83.8 -56.0 -11.2 -0.41| 7.7 -3.2 6000 9 10 322 5| 2.3 2.7 5.0| 30.6 -87.2 -56.6 -9.4 -0.40| 6.7 -2.7 Wrote GIF file: /home/apache/climate/data/raob//VIDD/skewt/VIDD.skewt.20250429.23.gif