UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 13 OCT 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 81 24.0 23.4 96 0.6 23.6 320 1 297.1 300.5 296.7 350.5 18.41 1 989 177 25.6 22.4 83 3.2 23.3 317 3 299.7 302.9 296.8 350.9 17.50 2 925 758 22.6 19.4 82 3.2 20.4 305 8 302.4 305.3 296.3 348.3 15.51 3 850 1491 18.6 16.0 85 2.6 16.8 340 6 305.6 308.2 295.8 346.3 13.58 4 752 2530 12.2 10.9 92 1.3 11.4 357 5 309.6 311.7 295.0 343.0 10.96 5 700 3129 10.0 6.7 80 3.3 8.0 25 2 313.6 315.2 294.6 341.0 8.83 6 690 3249 9.4 5.7 78 3.7 7.2 41 3 314.2 315.8 294.4 340.2 8.36 7 614 4208 4.0 -2.0 65 6.0 0.8 98 2 318.6 319.7 293.3 335.9 5.39 8 582 4641 1.0 -0.6 89 1.6 0.1 92 6 320.1 321.3 294.4 340.3 6.31 9 564 4893 0.0 -6.0 64 6.0 -2.9 105 6 321.8 322.6 293.3 336.0 4.33 10 540 5240 -2.1 -8.1 63 6.0 -4.8 104 9 323.3 324.0 293.3 336.0 3.85 11 516 5601 -3.5 -15.5 39 12.0 -8.1 97 12 325.8 326.3 292.6 333.4 2.22 12 502 5819 -4.5 -19.5 30 15.0 -9.7 91 14 327.2 327.5 292.5 332.8 1.62 13 500 5850 -4.7 -20.7 27 16.0 -10.1 90 14 327.3 327.6 292.4 332.5 1.47 14 489 6023 -5.9 -13.9 53 8.0 -9.1 88 15 327.9 328.5 293.6 337.1 2.67 15 454 6597 -9.1 -15.1 62 6.0 -11.4 80 17 331.0 331.5 294.3 340.0 2.61 16 416 7264 -13.1 -23.1 43 10.0 -16.1 75 18 334.2 334.5 294.1 339.3 1.43 17 400 7560 -15.3 -23.3 50 8.0 -17.7 75 16 335.1 335.4 294.4 340.4 1.46 18 396 7636 -15.9 -20.4 68 4.5 -17.3 75 16 335.3 335.7 294.8 342.1 1.91 19 384 7869 -16.7 -21.3 67 4.6 -18.1 75 17 337.2 337.6 295.2 343.7 1.82 20 382 7909 -16.9 -20.5 74 3.6 -18.1 75 17 337.4 337.8 295.4 344.5 1.96 21 376 8028 -17.5 -26.5 45 9.0 -19.9 75 18 338.2 338.4 294.9 342.5 1.17 22 371 8129 -17.9 -31.9 28 14.0 -21.0 75 18 338.9 339.1 294.7 341.6 0.71 23 358 8396 -19.9 -27.9 49 8.0 -21.9 75 19 339.7 340.0 295.2 343.7 1.08 24 343 8714 -22.1 -37.1 24 15.0 -24.8 81 20 340.9 341.0 295.0 342.7 0.46 25 328 9043 -24.7 -33.7 43 9.0 -26.4 94 21 341.7 341.9 295.4 344.3 0.68 26 326 9087 -24.5 -39.5 24 15.0 -26.9 96 21 342.6 342.7 295.3 344.1 0.38 27 305 9571 -28.3 -45.3 18 17.0 -30.3 98 19 343.9 343.9 295.4 344.8 0.22 28 300 9690 -29.3 -46.3 18 17.0 -31.2 85 16 344.1 344.1 295.5 344.9 0.20 29 280 10177 -33.7 -44.7 32 11.0 -34.8 92 18 344.6 344.7 295.7 345.6 0.25 30 268 10482 -36.5 -42.5 54 6.0 -37.1 94 20 344.9 344.9 295.8 346.2 0.34 31 254 10851 -38.5 -48.5 34 10.0 -39.3 91 24 347.2 347.3 296.2 348.0 0.18 32 250 10960 -39.5 -49.5 34 10.0 -40.2 90 25 347.3 347.4 296.2 348.0 0.17 33 200 12440 -52.9 -57.9 55 5.0 -53.1 100 17 349.0 349.0 296.5 349.3 0.08 34 197 12537 -53.9 -58.0 61 4.1 -54.0 105 17 348.9 348.9 296.5 349.2 0.08 35 150 14230 -68.7 -74.7 42 6.0 -68.7 105 32 351.7 351.7 297.0 351.8 0.01 36 135 14850 -74.7 -80.7 39 6.0 -74.7 107 25 351.9 351.9 297.0 351.9 0.00 37 112 15916 -81.3 -85.9 46 4.6 -81.3 85 40 358.8 358.8 298.5 358.8 0.00 38 100 16560 -76.5 -83.5 32 7.0 -76.5 85 32 379.9 379.9 302.2 379.9 0.00 39 70 18640 -71.5 -82.5 18 11.0 -71.6 115 23 431.4 431.4 309.0 431.5 0.01 40 50 20660 -66.3 -84.3 6 18.0 -66.5 115 23 487.2 487.2 314.0 487.3 0.01 41 41 21873 -64.3 -85.3 4 21.0 -64.7 101 37 520.7 520.7 316.4 520.7 0.01 42 32 23405 -61.1 -86.1 2 25.0 -61.9 84 54 567.5 567.5 319.0 567.5 0.01 43 30 23810 -57.5 -85.5 2 28.0 -58.7 80 59 587.9 587.9 320.0 587.9 0.01 44 25 24957 -58.5 -91.5 1 33.0 -59.8 82 63 616.5 616.5 321.3 616.5 0.00 45 20 26380 -51.9 -87.9 1 36.0 -54.9 85 69 677.3 677.3 323.7 677.4 0.01 46 19 26713 -51.4 -87.5 1 36.1 -54.6 85 72 688.8 688.8 324.1 688.9 0.01 47 13 29197 -47.9 -84.9 1 37.0 -53.4 780.0 780.0 326.7 780.2 0.02 48 11 30310 -43.5 -81.5 1 38.0 -51.5 834.1 834.1 328.1 834.6 0.05 TRP 112 15916 -81.3 -85.9 46 4.6 -81.3 85 40 358.8 358.8 298.5 358.8 0.00 WND 19 26713 -51.4 -87.5 1 36.1 -54.6 85 72 688.8 688.8 324.1 688.9 0.01 Sounding variables and indices 1000-500 mb thick: 5768.96 m Freezing level: 564.00 mb = 4893.11 m = 16053.32 ft Wetbulb zero: 581.19 mb = 4651.89 m = 15261.93 ft Precipitable water: 2.16 inches Sfc-500 mean rel hum: 75.96 % Est. max temperature: 32.48 C = 90.47 F Sfc-Lift cond lev (LCL): 991.73 mb = 153.31 m = 502.99 ft T: 25.20 C 700-500 lapse rate: 5.40 C/km ThetaE index: 14.97 C Layer 925.0- 582.0 mb Conv cond level (CCL): 857.03 mb = 1419.59 m = 4657.39 ft Mean mixing ratio: 16.31 g/kg Conv temperature: 32.17 C = 89.90 F Cap Strength: 1.79 C Lifted Index: -1.50 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.55 C Lifted Index @700 mb: -0.39 C Showalter Index: -0.38 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 20.70 C K Index: 36.00 Risk: > 80 % chance of thunderstorms Sweat Index: 218.00 Risk: None Energy Index: -2.69 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 394.19 J/kg Max Up Vert Vel: 28.08 m/s Conv Inhibition (B-): 43.69 J/kg Cap Strength: 1.79 C Lift Cond Lev (LCL): 908.38 mb = 915.18 m = 3002.52 ft Lev Free Conv (LFC): 793.38 mb = 2075.85 m = 6810.44 ft Equ Level (EL): 233.38 mb = 11416.28 m = 37454.54 ft B at Equ Level: 394.16 J/kg Max Parcel Lev (MPL): 103.38 mb = 16371.18 m = 53710.57 ft Wind level data Storm motion: 77 at 5 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 81 320 1 0.6 -0.8 | 267 5 5.1 0.3 1 941 610 305 10 8.2 -5.7 | 290 13 12.6 -4.7 2 925 758 305 8 6.6 -4.6 | 288 12 11.0 -3.5 3 877 1219 300 7 6.1 -3.5 | 283 11 10.5 -2.4 4 850 1491 340 6 2.1 -5.6 | 305 8 6.5 -4.6 5 847 1524 340 6 2.1 -5.6 | 305 8 6.5 -4.6 6 817 1829 50 6 -4.6 -3.9 | 3 3 -0.1 -2.8 7 760 2438 360 5 -0.0 -5.0 | 312 6 4.5 -3.9 8 733 2743 350 5 0.9 -4.9 | 306 7 5.3 -3.9 9 707 3048 15 3 -0.8 -2.9 | 297 4 3.7 -1.8 10 700 3129 25 2 -0.8 -1.8 | 282 4 3.6 -0.8 11 681 3353 55 3 -2.5 -1.7 | 288 2 2.0 -0.7 12 656 3658 35 3 -1.7 -2.5 | 297 3 2.7 -1.4 13 631 3962 50 1 -0.8 -0.6 | 264 4 3.7 0.4 14 608 4267 115 2 -1.8 0.8 | 234 3 2.6 1.9 15 586 4572 90 6 -6.0 0.0 | 124 2 -1.5 1.1 16 564 4877 105 6 -5.8 1.6 | 153 3 -1.3 2.6 17 543 5182 105 9 -8.7 2.3 | 129 5 -4.2 3.4 18 523 5486 100 11 -10.8 1.9 | 115 7 -6.4 3.0 19 500 5850 90 14 -14.0 0.0 | 96 10 -9.5 1.1 20 430 7010 75 19 -18.4 -4.9 | 74 14 -13.9 -3.9 21 400 7560 75 16 -15.5 -4.1 | 74 11 -11.0 -3.1 22 351 8534 75 20 -19.3 -5.2 | 75 15 -14.9 -4.1 23 310 9449 110 22 -20.7 7.5 | 118 18 -16.2 8.6 24 300 9690 85 16 -15.9 -1.4 | 88 11 -11.5 -0.3 25 272 10363 95 19 -18.9 1.7 | 101 15 -14.5 2.7 26 250 10960 90 25 -25.0 0.0 | 93 21 -20.5 1.1 27 200 12440 100 17 -16.7 3.0 | 108 13 -12.3 4.0 28 198 12497 105 17 -16.4 4.4 | 115 13 -12.0 5.5 29 155 14021 105 26 -25.1 6.7 | 111 22 -20.7 7.8 30 150 14230 105 32 -30.9 8.3 | 109 28 -26.5 9.3 31 148 14326 110 29 -27.3 9.9 | 116 25 -22.8 11.0 32 140 14630 105 27 -26.1 7.0 | 110 23 -21.6 8.0 33 119 15545 115 18 -16.3 7.6 | 126 15 -11.9 8.7 34 113 15850 80 28 -27.6 -4.9 | 81 23 -23.1 -3.8 35 112 15916 85 40 -39.8 -3.5 | 86 35 -35.4 -2.4 36 102 16459 80 32 -31.5 -5.6 | 81 27 -27.1 -4.5 37 100 16560 85 32 -31.9 -2.8 | 86 27 -27.4 -1.7 38 70 18640 115 23 -20.8 9.7 | 123 20 -16.4 10.8 39 50 20660 115 23 -20.8 9.7 | 123 20 -16.4 10.8 40 30 23810 80 59 -58.1 -10.2 | 80 54 -53.7 -9.2 41 20 26380 85 69 -68.7 -6.0 | 86 64 -64.3 -5.0 Wind Parameters Mean winds (0-6000m): 46.6 at 6.1 knts Storm direction: 76.6 at 4.6 knts Shear (0-3000m) pos: 1.8 neg: 1.6 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 24.4 deg Storm rel helicity (0-3000m) pos: 21.6 neg: -10.8 tot: 10.8 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 0.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 39.17 Bulk Shear: 10.06 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 ------------------------------------------------------------------------------- 500 306 5 283 9| 0.0 8.8 8.8| 5.5 0.0 5.5 11.0 0.33| 8.9 3.0 1000 305 7 286 10| 0.0 3.3 3.3| 5.5 -3.8 1.7 1.7 0.15| 5.7 0.9 1500 309 7 288 10| 2.0 2.2 4.2| 16.6 -4.3 12.3 8.2 0.36| 5.9 2.1 2000 324 6 297 9| 2.3 1.6 4.0| 21.6 -5.5 16.1 8.0 0.35| 6.3 2.2 2500 332 6 301 9| 1.9 1.9 3.8| 21.6 -8.8 12.8 5.1 0.22| 5.7 1.3 3000 336 6 302 8| 1.8 1.6 3.4| 21.6 -10.8 10.8 3.6 0.15| 5.3 0.8 4000 344 5 303 7| 1.5 1.2 2.6| 22.0 -13.0 8.9 2.2 0.07| 4.7 0.3 5000 3 5 313 6| 1.9 1.0 2.8| 22.7 -17.3 5.4 1.1 -0.06| 4.7 -0.3 6000 47 6 360 3| 1.6 0.5 2.1| 22.7 -28.4 -5.7 -1.0 -0.15| 4.6 -0.7 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251013.00.gif