UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041823.upa.cvt Date: 2300Z 18 APR 25 Searching for VIDD... Searching the city database file for: VIDD ... Date:2300Z 18 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 14 SFC 971 216 27.0 17.0 54 10.0 20.1 90 8 302.7 305.0 294.3 340.1 12.65 2 963 300 26.2 17.2 58 9.0 20.0 99 10 302.6 305.0 294.5 340.8 12.92 3 953 405 28.8 18.8 55 10.0 21.7 111 13 306.1 308.8 296.5 349.6 14.48 4 933 620 28.8 19.8 58 9.0 22.3 135 18 308.0 311.0 297.8 355.7 15.77 5 925 707 29.2 16.2 45 13.0 20.2 145 20 309.2 311.5 296.1 347.5 12.62 6 918 775 29.8 10.8 31 19.0 17.5 151 19 310.5 312.1 293.7 337.7 8.89 7 850 1457 24.8 9.8 39 15.0 15.1 210 8 312.1 313.8 294.3 339.9 8.98 8 761 2413 18.2 -3.8 22 22.0 6.8 247 14 315.0 315.7 290.9 327.2 3.79 9 700 3120 12.2 -4.8 30 17.0 3.7 275 19 316.0 316.7 291.2 328.3 3.82 10 591 4505 0.0 -10.0 47 10.0 -4.3 275 24 317.5 318.1 291.0 327.4 3.03 11 566 4848 -3.5 -10.5 58 7.0 -6.4 275 25 317.3 317.9 290.9 327.2 3.04 12 548 5103 -3.9 -20.9 25 17.0 -9.4 275 26 319.8 320.0 290.0 324.3 1.32 13 500 5820 -8.5 -32.5 12 24.0 -14.0 275 28 322.7 322.8 290.1 324.5 0.50 14 477 6183 -10.9 -44.9 4 34.0 -16.4 273 29 324.1 324.1 290.2 324.6 0.15 15 408 7363 -19.3 -41.3 12 22.0 -22.6 266 33 328.0 328.1 291.5 329.0 0.25 16 400 7510 -20.5 -43.5 11 23.0 -23.7 265 34 328.3 328.4 291.5 329.1 0.20 17 360 8279 -27.7 -46.7 15 19.0 -29.7 269 47 328.7 328.8 291.5 329.4 0.16 18 343 8626 -29.7 -52.7 9 23.0 -31.6 270 53 330.6 330.6 292.0 330.9 0.08 19 327 8967 -28.9 -60.9 3 32.0 -31.1 272 59 336.3 336.3 293.4 336.4 0.03 20 300 9580 -32.3 -64.3 3 32.0 -34.1 275 69 339.9 339.9 294.3 339.9 0.02 21 298 9627 -32.5 -65.5 2 33.0 -34.3 275 69 340.2 340.2 294.4 340.3 0.02 22 251 10823 -41.1 -70.2 3 29.1 -42.1 270 74 344.6 344.6 295.4 344.6 0.01 23 250 10850 -41.3 -70.3 3 29.0 -42.3 270 74 344.7 344.7 295.4 344.7 0.01 24 200 12330 -49.9 -78.9 2 29.0 -50.4 265 58 353.8 353.8 297.4 353.8 0.00 25 150 14150 -62.9 -82.9 5 20.0 -63.0 270 62 361.7 361.7 299.0 361.7 0.00 26 100 16550 -77.9 -88.9 15 11.0 -77.9 265 51 377.2 377.2 301.8 377.2 0.00 27 88 17281 -80.1 -90.1 17 10.0 -80.1 255 63 386.9 386.9 303.3 386.9 0.00 28 70 18600 -74.5 -88.5 10 14.0 -74.6 295 36 425.0 425.0 308.3 425.0 0.00 29 50 20580 -67.1 -90.1 2 23.0 -67.3 235 12 485.4 485.4 313.9 485.4 0.00 30 30 23790 -53.9 -88.9 1 35.0 -55.7 195 16 597.7 597.7 320.5 597.7 0.00 31 20 26430 -47.3 -84.3 1 37.0 -51.7 180 19 691.4 691.4 324.1 691.5 0.02 TRP 88 17281 -80.1 -90.1 17 10.0 -80.1 255 63 386.9 386.9 303.3 386.9 0.00 WND 251 10823 -41.1 -70.2 3 29.1 -42.1 270 74 344.6 344.6 295.4 344.6 0.01 Sounding variables and indices 1000-500 mb thick: 5806.00 m Freezing level: 591.00 mb = 4504.53 m = 14778.48 ft Wetbulb zero: 649.42 mb = 3733.45 m = 12248.69 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 34.77 % Est. max temperature: 37.27 C = 99.09 F Sfc-Lift cond lev (LCL): 839.18 mb = 1567.71 m = 5143.35 ft T: 24.04 C 700-500 lapse rate: 7.67 C/km ThetaE index: 17.94 C Layer 925.0- 850.0 mb Conv cond level (CCL): 678.82 mb = 3371.35 m = 11060.71 ft Mean mixing ratio: 11.43 g/kg Conv temperature: 40.51 C = 104.92 F Cap Strength: 5.94 C Lifted Index: -3.07 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.21 C Lifted Index @700 mb: 3.51 C Showalter Index: -1.66 C Risk: Thunderstorms probable Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 33.30 C Cross Totals Index: 18.30 C K Index: 26.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 213.60 Risk: None Energy Index: -2.90 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 743.45 J/kg Max Up Vert Vel: 38.56 m/s Conv Inhibition (B-): 371.59 J/kg Cap Strength: 5.94 C Lift Cond Lev (LCL): 753.82 mb = 2493.39 m = 8180.32 ft Lev Free Conv (LFC): 618.82 mb = 4128.29 m = 13544.08 ft Equ Level (EL): 288.82 mb = 9845.37 m = 32300.70 ft B at Equ Level: 740.78 J/kg Max Parcel Lev (MPL): 168.82 mb = 13402.25 m = 43970.09 ft Wind level data Storm motion: 294 at 15 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 ---------------------------------------------------------- 0 971 216 90 8 -8.0 0.0 | 106 22 -21.3 5.9 1 925 707 145 20 -11.5 16.4 | 132 33 -24.7 22.3 2 850 1457 210 8 4.0 6.9 | 144 16 -9.3 12.8 3 700 3120 275 19 18.9 -1.7 | 233 7 5.7 4.3 4 500 5820 275 28 27.9 -2.4 | 257 15 14.6 3.5 5 400 7510 265 34 33.9 3.0 | 247 22 20.6 8.9 6 300 9580 275 69 68.7 -6.0 | 270 55 55.5 -0.1 7 251 10823 270 74 74.0 -0.0 | 264 61 60.7 5.9 8 250 10850 270 74 74.0 -0.0 | 264 61 60.7 5.9 9 200 12330 265 58 57.8 5.1 | 256 46 44.5 11.0 10 150 14150 270 62 62.0 -0.0 | 263 49 48.7 5.9 11 100 16550 265 51 50.8 4.4 | 255 39 37.6 10.4 12 88 17281 255 63 60.9 16.3 | 245 53 47.6 22.2 13 70 18600 295 36 32.6 -15.2 | 296 21 19.4 -9.3 14 50 20580 235 12 9.8 6.9 | 165 13 -3.4 12.8 15 30 23790 195 16 4.1 15.5 | 157 23 -9.1 21.4 16 20 26430 180 19 0.0 19.0 | 152 28 -13.3 24.9 Wind Parameters Mean winds (0-6000m): 264.0 at 19.3 knts Storm direction: 294.0 at 14.5 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 129.3 deg Storm rel helicity (0-3000m) pos: 210.6 neg: -2.4 tot: 208.2 m^2/s^2 ave: 69.4 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 6.3 10^-3/s Energy-Hel index: 0.86 Bulk Rich Number: 5.92 Bulk Shear: 125.64 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 ------------------------------------------------------------------------------- 500 131 14 122 28| 17.2 0.0 17.2|105.8 0.0 105.8 211.5 0.75| 18.8 14.0 1000 148 15 131 28| 7.9 0.0 7.9|160.7 0.0 160.7 160.7 0.64| 16.8 10.8 1500 158 13 135 26| 5.5 0.0 5.5|168.2 -2.4 165.8 110.6 0.56| 13.7 7.6 2000 176 13 143 23| 5.2 0.0 5.2|184.8 -2.4 182.4 91.2 0.59| 11.6 6.9 2500 197 13 153 21| 5.0 0.0 5.0|199.4 -2.4 197.0 78.8 0.62| 10.5 6.5 3000 221 14 166 17| 4.7 0.0 4.7|210.6 -2.4 208.2 69.4 0.65| 9.7 6.3 4000 247 16 186 12| 3.5 0.4 3.9|214.8 -2.4 212.4 53.1 0.65| 7.7 5.0 5000 259 18 203 10| 2.8 0.7 3.5|218.9 -2.4 216.5 43.3 0.63| 6.5 4.1 6000 264 19 217 10| 2.3 0.9 3.2|221.4 -5.2 216.2 36.0 0.60| 5.8 3.4 Wrote GIF file: /home/apache/climate/data/raob//VIDD/skewt/VIDD.skewt.20250418.23.gif