UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041811.upa.cvt Date: 1100Z 18 APR 25 Searching for VIDD... Searching the city database file for: VIDD ... Date:1100Z 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 -21 SFC 969 216 39.8 16.8 26 23.0 23.4 0 0 315.8 318.2 297.7 354.8 12.51 2 961 302 37.8 14.8 26 23.0 21.9 144 3 314.5 316.6 296.4 348.9 11.08 3 925 695 34.2 14.2 30 20.0 20.4 120 10 314.3 316.4 296.3 348.7 11.07 4 850 1450 27.4 11.4 37 16.0 16.8 205 8 314.8 316.8 295.7 346.0 10.01 5 712 2984 14.4 4.4 51 10.0 8.4 272 22 316.9 318.3 294.4 340.2 7.39 6 700 3128 13.2 2.2 47 11.0 6.9 275 23 317.1 318.3 293.7 337.5 6.42 7 578 4699 0.0 -10.0 47 10.0 -4.3 301 25 319.5 320.1 291.6 329.7 3.09 8 521 5519 -7.5 -15.5 53 8.0 -10.4 291 24 320.1 320.5 291.0 327.5 2.20 9 515 5609 -6.3 -37.3 7 31.0 -12.8 289 24 322.6 322.7 289.9 323.7 0.30 10 500 5840 -7.7 -43.7 4 36.0 -14.1 275 29 323.7 323.7 290.0 324.3 0.16 11 400 7540 -20.3 -56.3 2 36.0 -23.9 270 24 328.6 328.6 291.4 328.8 0.05 12 345 8619 -27.1 -55.1 5 28.0 -29.5 268 37 333.6 333.6 292.7 333.8 0.06 13 300 9610 -34.5 -52.5 14 18.0 -35.8 285 62 336.7 336.8 293.6 337.1 0.10 14 275 10212 -39.5 -55.5 17 16.0 -40.4 285 71 338.0 338.0 293.9 338.3 0.08 15 250 10860 -42.3 -66.3 6 24.0 -43.2 285 74 343.2 343.2 295.1 343.3 0.02 16 231 11391 -45.6 -69.2 5 23.6 -46.2 285 82 346.1 346.1 295.8 346.1 0.01 17 200 12340 -51.5 -74.5 5 23.0 -51.9 280 75 351.2 351.2 296.9 351.2 0.01 18 150 14160 -62.9 -82.9 5 20.0 -63.0 275 56 361.7 361.7 299.0 361.7 0.00 19 102 16447 -76.9 -87.9 16 11.0 -76.9 285 51 377.0 377.0 301.8 377.0 0.00 20 100 16560 -76.9 -87.9 16 11.0 -76.9 285 56 379.1 379.1 302.1 379.2 0.00 21 70 18600 -79.1 -89.1 18 10.0 -79.1 260 13 415.2 415.2 307.2 415.2 0.00 22 50 20560 -66.9 -88.9 3 22.0 -67.1 270 6 485.8 485.8 313.9 485.8 0.00 23 30 23780 -54.1 -89.1 1 35.0 -55.8 220 14 597.2 597.2 320.5 597.2 0.00 24 20 26400 -50.1 -86.1 1 36.0 -53.5 250 15 682.8 682.8 323.9 682.9 0.01 TRP 102 16447 -76.9 -87.9 16 11.0 -76.9 285 51 377.0 377.0 301.8 377.0 0.00 WND 231 11391 -45.6 -69.2 5 23.6 -46.2 285 82 346.1 346.1 295.8 346.1 0.01 Sounding variables and indices 1000-500 mb thick: 5861.00 m Freezing level: 578.00 mb = 4698.90 m = 15416.14 ft Wetbulb zero: 625.05 mb = 4056.94 m = 13310.01 ft Precipitable water: 1.32 inches Sfc-500 mean rel hum: 41.41 % Est. max temperature: 39.35 C = 102.83 F Sfc-Lift cond lev (LCL): 697.70 mb = 3154.99 m = 10350.90 ft T: 12.97 C 700-500 lapse rate: 7.71 C/km ThetaE index: 31.08 C Layer 961.0- 500.0 mb Conv cond level (CCL): 656.63 mb = 3652.62 m = 11983.50 ft Mean mixing ratio: 10.90 g/kg Conv temperature: 41.99 C = 107.58 F Cap Strength: 2.54 C Lifted Index: -4.17 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.22 C Lifted Index @700 mb: 2.34 C Showalter Index: -3.30 C Risk: Severe thunderstorms possible Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 35.10 C Cross Totals Index: 19.10 C K Index: 35.50 Risk: > 80 % chance of thunderstorms Sweat Index: 285.80 Risk: None Energy Index: -4.09 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1304.81 J/kg Max Up Vert Vel: 51.08 m/s Conv Inhibition (B-): 118.79 J/kg Cap Strength: 2.54 C Lift Cond Lev (LCL): 688.48 mb = 3264.18 m = 10709.11 ft Lev Free Conv (LFC): 623.48 mb = 4077.65 m = 13377.97 ft Equ Level (EL): 213.48 mb = 11910.67 m = 39076.51 ft B at Equ Level: 1293.82 J/kg Max Parcel Lev (MPL): 113.48 mb = 15814.47 m = 51884.12 ft Wind level data Storm motion: 310 at 14 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 ---------------------------------------------------------- 0 969 216 0 0 -0.0 -0.0 | 130 14 -11.2 9.3 1 961 305 150 3 -1.5 2.6 | 133 17 -12.7 11.8 2 933 610 110 9 -8.5 3.1 | 122 23 -19.6 12.3 3 925 695 120 10 -8.7 5.0 | 126 24 -19.8 14.3 4 903 914 135 9 -6.4 6.4 | 132 23 -17.5 15.6 5 872 1219 145 7 -4.0 5.7 | 135 21 -15.2 15.0 6 850 1450 205 8 3.4 7.3 | 155 18 -7.8 16.5 7 843 1524 215 9 5.2 7.4 | 160 18 -6.0 16.6 8 814 1829 245 13 11.8 5.5 | 182 15 0.6 14.7 9 700 3128 275 23 22.9 -2.0 | 238 14 11.8 7.2 10 563 4877 305 25 20.5 -14.3 | 299 11 9.3 -5.1 11 503 5791 285 24 23.2 -6.2 | 256 12 12.0 3.0 12 500 5840 275 29 28.9 -2.5 | 249 19 17.7 6.7 13 483 6096 275 30 29.9 -2.6 | 250 20 18.7 6.6 14 446 6706 275 27 26.9 -2.4 | 246 17 15.7 6.9 15 429 7010 280 29 28.6 -5.0 | 256 18 17.4 4.2 16 412 7315 270 26 26.0 -0.0 | 238 17 14.8 9.3 17 400 7540 270 24 24.0 -0.0 | 234 16 12.8 9.3 18 379 7925 260 25 24.6 4.3 | 225 19 13.5 13.6 19 348 8534 265 36 35.9 3.1 | 243 28 24.7 12.4 20 320 9144 290 42 39.5 -14.4 | 280 29 28.3 -5.1 21 300 9610 285 62 59.9 -16.0 | 278 49 48.7 -6.8 22 281 10058 285 71 68.6 -18.4 | 279 58 57.4 -9.1 23 269 10363 285 72 69.5 -18.6 | 279 59 58.4 -9.4 24 257 10668 285 67 64.7 -17.3 | 279 54 53.6 -8.1 25 250 10860 285 74 71.5 -19.2 | 279 61 60.3 -9.9 26 246 10973 285 73 70.5 -18.9 | 279 60 59.4 -9.6 27 235 11278 280 61 60.1 -10.6 | 272 49 48.9 -1.3 28 231 11391 285 82 79.2 -21.2 | 280 69 68.1 -12.0 29 224 11582 285 82 79.2 -21.2 | 280 69 68.1 -12.0 30 200 12340 280 75 73.9 -13.0 | 273 63 62.7 -3.8 31 169 13411 285 78 75.3 -20.2 | 280 65 64.2 -10.9 32 161 13716 285 65 62.8 -16.8 | 278 52 51.6 -7.6 33 150 14160 275 56 55.8 -4.9 | 264 45 44.6 4.4 34 139 14630 270 53 53.0 -0.0 | 258 43 41.8 9.3 35 125 15240 265 47 46.8 4.1 | 249 38 35.7 13.3 36 113 15850 265 52 51.8 4.5 | 251 43 40.6 13.8 37 102 16447 285 51 49.3 -13.2 | 276 38 38.1 -3.9 38 100 16560 285 56 54.1 -14.5 | 277 43 42.9 -5.2 39 96 16764 285 52 50.2 -13.5 | 276 39 39.1 -4.2 40 70 18600 260 13 12.8 2.3 | 188 12 1.6 11.5 41 50 20560 270 6 6.0 -0.0 | 151 11 -5.2 9.3 42 30 23780 220 14 9.0 10.7 | 174 20 -2.2 20.0 43 20 26400 250 15 14.1 5.1 | 192 15 2.9 14.4 Wind Parameters Mean winds (0-6000m): 279.7 at 19.3 knts Storm direction: 309.7 at 14.5 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 111.0 deg Storm rel helicity (0-3000m) pos: 161.9 neg: -21.9 tot: 139.9 m^2/s^2 ave: 46.6 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 5.4 10^-3/s Energy-Hel index: 1.00 Bulk Rich Number: 15.75 Bulk Shear: 82.86 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 ------------------------------------------------------------------------------- 500 120 6 127 20| 10.2 0.0 10.2| 14.2 -21.9 -7.7 -15.4 -0.11| 12.6 -1.4 1000 129 7 129 22| 3.6 0.0 3.6| 35.3 -21.9 13.3 13.3 0.12| 8.8 1.1 1500 155 8 139 22| 4.0 0.0 4.0| 98.8 -21.9 76.9 51.3 0.48| 10.6 5.1 2000 196 9 155 20| 4.1 0.0 4.1|123.0 -21.9 101.1 50.5 0.56| 9.6 5.4 2500 226 11 170 17| 4.1 0.0 4.1|142.5 -21.9 120.6 48.2 0.61| 8.8 5.4 3000 246 13 183 15| 4.0 0.0 4.0|161.9 -21.9 139.9 46.6 0.65| 8.3 5.4 4000 265 16 204 12| 3.1 0.0 3.1|183.4 -21.9 161.5 40.4 0.69| 7.1 4.9 5000 278 18 223 9| 2.6 0.2 2.8|196.3 -30.0 166.3 33.3 0.64| 6.5 4.1 6000 280 19 233 10| 2.1 1.2 3.3|197.6 -54.4 143.3 23.9 0.43| 6.5 2.8 Wrote GIF file: /home/apache/climate/data/raob//VIDD/skewt/VIDD.skewt.20250418.11.gif