UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081900.upa.cvt Date: 0000Z 19 AUG 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 19 AUG 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 1000 83 25.2 23.7 91 1.5 24.1 340 2 298.4 301.8 297.3 353.0 18.76 1 981 250 25.2 22.0 82 3.2 22.9 329 12 300.0 303.1 296.7 350.4 17.21 2 925 760 21.8 18.6 82 3.2 19.6 300 26 301.6 304.3 295.5 345.0 14.74 3 870 1287 18.4 15.1 81 3.3 16.2 300 32 303.4 305.7 294.4 340.5 12.50 4 850 1485 17.4 11.4 68 6.0 13.6 300 34 304.4 306.2 292.9 334.3 10.01 5 789 2116 14.4 2.4 44 12.0 7.8 294 34 307.7 308.8 290.4 325.4 5.77 6 739 2664 10.6 3.6 62 7.0 6.6 289 35 309.4 310.7 291.7 330.1 6.72 7 700 3114 8.8 -1.2 49 10.0 3.6 285 35 312.2 313.2 291.2 328.0 5.01 8 689 3245 8.0 -2.0 49 10.0 2.8 284 35 312.8 313.7 291.1 327.9 4.80 9 676 3402 8.4 -21.6 10 30.0 -1.9 283 34 314.9 315.1 288.2 318.3 1.00 10 620 4111 5.6 -26.4 8 32.0 -4.3 278 31 319.6 319.7 289.4 322.1 0.71 11 583 4611 2.4 -9.6 41 12.0 -3.0 270 25 321.5 322.1 292.3 332.0 3.17 12 562 4906 0.6 -15.4 29 16.0 -5.6 265 23 322.8 323.2 291.6 329.8 2.05 13 527 5421 0.0 -28.0 10 28.0 -8.3 283 19 328.1 328.2 291.9 330.7 0.72 14 500 5840 -2.7 -25.7 15 23.0 -9.8 325 14 329.7 329.9 292.6 333.2 0.94 15 467 6379 -7.1 -27.1 19 20.0 -12.8 321 17 330.8 331.0 292.8 334.0 0.89 16 420 7199 -13.3 -17.6 70 4.3 -14.8 316 20 333.0 333.5 294.6 341.0 2.29 17 400 7570 -15.7 -19.0 76 3.3 -16.8 260 7 334.6 335.0 294.8 342.1 2.13 18 317 9285 -27.1 -30.5 73 3.4 -27.8 119 31 341.8 342.0 295.6 345.3 0.95 19 300 9680 -30.3 -33.9 71 3.6 -30.9 85 24 342.7 342.8 295.6 345.5 0.73 20 281 10142 -34.3 -36.8 78 2.5 -34.7 67 22 343.4 343.5 295.7 345.6 0.58 21 263 10603 -38.1 -42.7 62 4.6 -38.6 37 21 344.4 344.5 295.7 345.7 0.34 22 250 10950 -41.3 -45.5 64 4.2 -41.6 25 26 344.7 344.7 295.7 345.7 0.26 23 239 11252 -44.3 -47.4 71 3.1 -44.5 34 26 344.6 344.7 295.6 345.5 0.22 24 200 12420 -52.3 -61.3 33 9.0 -52.5 80 51 349.9 350.0 296.7 350.2 0.05 25 181 13059 -57.3 -70.3 18 13.0 -57.5 81 59 351.9 351.9 297.1 352.0 0.02 26 150 14220 -67.3 -79.3 17 12.0 -67.4 75 72 354.2 354.2 297.5 354.2 0.00 27 108 16126 -81.1 -89.1 25 8.0 -81.1 75 77 363.0 363.0 299.2 363.0 0.00 28 106 16232 -77.9 -87.9 18 10.0 -77.9 75 75 371.0 371.0 300.7 371.0 0.00 29 105 16287 -74.7 -87.7 12 13.0 -74.7 75 75 378.1 378.1 301.9 378.1 0.00 30 100 16570 -73.7 -83.7 20 10.0 -73.7 105 40 385.3 385.3 303.1 385.3 0.00 31 95 16868 -74.9 -83.9 23 9.0 -74.9 104 43 388.7 388.7 303.6 388.7 0.00 32 93 16992 -72.5 -83.5 17 11.0 -72.6 104 43 395.8 395.8 304.6 395.8 0.00 33 84 17586 -75.1 -85.1 20 10.0 -75.2 101 42 402.2 402.2 305.5 402.2 0.00 34 79 17944 -72.3 -85.3 12 13.0 -72.3 99 41 415.1 415.1 307.2 415.1 0.00 35 72 18486 -74.3 -85.3 17 11.0 -74.3 96 40 422.0 422.0 307.9 422.0 0.00 36 70 18650 -73.9 -85.9 14 12.0 -74.0 95 40 426.3 426.3 308.4 426.3 0.00 37 60 19557 -73.3 -86.3 12 13.0 -73.4 97 41 446.8 446.8 310.6 446.9 0.00 38 56 19973 -63.7 -83.7 5 20.0 -64.0 98 41 477.6 477.6 313.2 477.7 0.01 39 54 20199 -60.5 -81.5 5 21.0 -61.0 99 42 490.0 490.0 314.2 490.1 0.01 40 50 20680 -60.9 -80.9 5 20.0 -61.4 100 42 500.0 500.0 314.9 500.0 0.01 41 39 22223 -61.3 -80.3 6 19.0 -61.9 90 46 535.8 535.8 317.3 535.9 0.02 42 34 23080 -57.9 -80.9 4 23.0 -58.9 85 48 566.2 566.2 319.0 566.3 0.02 43 30 23870 -57.5 -82.5 3 25.0 -58.7 80 50 587.9 587.9 320.0 588.0 0.01 44 23 25540 -58.9 -85.9 2 27.0 -60.2 83 65 630.2 630.2 321.9 630.3 0.01 45 20 26420 -56.7 -91.7 0 35.0 -58.6 85 73 662.6 662.6 323.2 662.6 0.00 46 18 27089 -56.9 -90.9 1 34.0 -58.9 86 76 682.3 682.3 323.9 682.3 0.01 47 14 28711 -48.9 -85.9 1 37.0 -53.8 88 84 760.2 760.2 326.2 760.4 0.02 48 10 30940 -45.5 -83.5 1 38.0 -52.9 90 94 849.7 849.7 328.4 850.1 0.04 49 9.0 31646 -43.1 -81.1 1 38.0 -52.2 95 104 885.0 885.0 329.1 885.6 0.06 50 8.7 31875 -42.3 -80.3 1 38.0 -52.0 896.7 896.7 329.4 897.4 0.07 TRP 108 16126 -81.1 -89.1 25 8.0 -81.1 75 77 363.0 363.0 299.2 363.0 0.00 WND 9.0 31646 -43.1 -81.1 1 38.0 -52.2 95 104 885.0 885.0 329.1 885.6 0.06 Sounding variables and indices 1000-500 mb thick: 5757.42 m Freezing level: 527.00 mb = 5421.24 m = 17786.00 ft Wetbulb zero: 681.24 mb = 3337.98 m = 10951.25 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 44.29 % Est. max temperature: 31.22 C = 88.20 F Sfc-Lift cond lev (LCL): 978.83 mb = 269.16 m = 883.04 ft T: 25.07 C 700-500 lapse rate: 4.22 C/km ThetaE index: 27.54 C Layer 981.0- 739.0 mb Conv cond level (CCL): 879.02 mb = 1198.03 m = 3930.50 ft Mean mixing ratio: 15.88 g/kg Conv temperature: 29.95 C = 85.91 F Cap Strength: 1.56 C Lifted Index: 1.15 C Risk: Showers probable Lifted Index @300 mb: -0.55 C Lifted Index @700 mb: -1.12 C Showalter Index: 6.54 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 14.10 C K Index: 21.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 218.80 Risk: None Energy Index: -0.10 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 239.57 J/kg Max Up Vert Vel: 21.89 m/s Conv Inhibition (B-): 21.21 J/kg Cap Strength: 1.47 C Lift Cond Lev (LCL): 908.67 mb = 913.01 m = 2995.40 ft Lev Free Conv (LFC): 783.67 mb = 2172.86 m = 7128.73 ft Equ Level (EL): 653.67 mb = 3677.30 m = 12064.49 ft B at Equ Level: 51.43 J/kg Max Parcel Lev (MPL): 163.67 mb = 13680.85 m = 44884.13 ft Wind level data Storm motion: 319 at 21 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 1000 83 340 2 0.7 -1.9 | 137 19 -12.9 13.8 1 1000 74 340 2 0.7 -1.9 | 137 19 -12.9 13.8 2 974 305 325 16 9.2 -13.1 | 120 5 -4.4 2.6 3 925 760 300 26 22.5 -13.0 | 253 9 8.9 2.7 4 908 914 300 29 25.1 -14.5 | 264 12 11.5 1.2 5 850 1485 300 34 29.4 -17.0 | 275 16 15.9 -1.3 6 846 1524 300 34 29.4 -17.0 | 275 16 15.9 -1.3 7 700 3114 285 35 33.8 -9.1 | 252 21 20.2 6.6 8 630 3962 280 33 32.5 -5.7 | 242 21 18.9 10.0 9 607 4267 275 28 27.9 -2.4 | 227 20 14.3 13.2 10 542 5182 260 21 20.7 3.6 | 200 21 7.1 19.3 11 503 5791 320 15 9.6 -11.5 | 137 6 -3.9 4.2 12 500 5840 325 14 8.0 -11.5 | 127 7 -5.5 4.2 13 413 7315 315 21 14.8 -14.8 | 237 2 1.3 0.8 14 400 7570 260 7 6.9 1.2 | 158 18 -6.7 16.9 15 397 7620 275 7 7.0 -0.6 | 156 16 -6.6 15.1 16 381 7925 200 6 2.1 5.6 | 152 24 -11.5 21.3 17 366 8230 175 13 -1.1 13.0 | 153 32 -14.7 28.6 18 336 8839 135 21 -14.8 14.8 | 137 42 -28.4 30.5 19 323 9144 125 31 -25.4 17.8 | 131 51 -39.0 33.5 20 310 9449 110 31 -29.1 10.6 | 122 50 -42.7 26.3 21 300 9680 85 24 -23.9 -2.1 | 110 40 -37.5 13.6 22 284 10058 75 24 -23.2 -6.2 | 104 38 -36.8 9.5 23 272 10363 45 18 -12.7 -12.7 | 96 26 -26.3 3.0 24 250 10950 25 26 -11.0 -23.6 | 72 26 -24.6 -7.9 25 227 11582 45 26 -18.4 -18.4 | 85 32 -32.0 -2.7 26 207 12192 65 28 -25.4 -11.8 | 96 39 -39.0 3.9 27 200 12420 80 51 -50.2 -8.9 | 96 64 -63.8 6.8 28 188 12802 85 56 -55.8 -4.9 | 99 70 -69.4 10.8 29 171 13411 75 63 -60.9 -16.3 | 90 74 -74.4 -0.6 30 163 13716 75 68 -65.7 -17.6 | 89 79 -79.3 -1.9 31 155 14021 75 67 -64.7 -17.3 | 89 78 -78.3 -1.7 32 150 14220 75 72 -69.5 -18.6 | 88 83 -83.1 -2.9 33 147 14326 80 70 -68.9 -12.2 | 92 83 -82.5 3.5 34 126 15240 85 79 -78.7 -6.9 | 95 93 -92.3 8.8 35 108 16126 75 77 -74.4 -19.9 | 87 88 -88.0 -4.2 36 102 16459 75 72 -69.5 -18.6 | 88 83 -83.1 -2.9 37 100 16570 105 40 -38.6 10.4 | 117 58 -52.2 26.0 38 97 16764 105 43 -41.5 11.1 | 116 61 -55.1 26.8 39 70 18650 95 40 -39.8 3.5 | 110 57 -53.4 19.2 40 50 20680 100 42 -41.4 7.3 | 113 60 -54.9 23.0 41 30 23870 80 50 -49.2 -8.7 | 96 63 -62.8 7.0 42 20 26420 85 73 -72.7 -6.4 | 96 87 -86.3 9.3 43 10 30940 90 94 -94.0 0.0 | 98 109 -107.6 15.7 Wind Parameters Mean winds (0-6000m): 289.1 at 27.7 knts Storm direction: 319.1 at 20.7 knts Shear (0-3000m) pos: 0.0 neg: 5.8 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 115.8 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -44.9 tot: -26.6 m^2/s^2 ave: -8.9 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 0.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 6.52 Bulk Shear: 36.76 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 ------------------------------------------------------------------------------- 500 319 15 139 6| 0.0 20.5 20.5| 3.1 -9.9 -6.7 -13.5 0.12| 22.6 2.7 1000 307 21 225 4| 0.0 14.7 14.7| 11.9 -9.9 2.1 2.1 0.19| 16.5 3.1 1500 304 25 255 7| 0.0 11.0 11.0| 18.2 -11.0 7.2 4.8 0.21| 12.3 2.6 2000 302 27 261 10| 0.0 8.4 8.4| 18.2 -21.5 -3.3 -1.6 0.13| 10.0 1.3 2500 299 29 262 12| 0.0 6.8 6.8| 18.2 -32.8 -14.5 -5.8 0.07| 8.6 0.6 3000 297 30 260 13| 0.0 5.8 5.8| 18.2 -44.9 -26.6 -8.9 0.01| 7.6 0.1 4000 293 31 256 15| 0.0 3.8 3.8| 18.2 -77.5 -59.2 -14.8 -0.10| 6.5 -0.7 5000 289 30 247 16| 0.0 2.2 2.2| 18.2-139.3-121.1 -24.2 -0.27| 6.4 -1.7 6000 289 28 242 14| 1.7 1.8 3.5| 22.0-160.0-138.0 -23.0 -0.30| 7.3 -2.2 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250819.00.gif