UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:0000Z 8 OCT 25 Station: VTBP WMO ident: 48500 Latitude: 11.83 Longitude: 99.83 Elevation: 5.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1010 5 26.0 22.5 81 3.5 23.5 240 4 298.3 301.4 296.3 348.4 17.23 1 1004 64 26.4 18.4 61 8.0 20.9 267 6 299.2 301.6 293.9 338.2 13.38 2 1000 103 26.2 18.2 61 8.0 20.7 285 8 299.4 301.8 293.9 338.1 13.26 3 934 702 22.4 15.4 65 7.0 17.7 295 16 301.4 303.6 293.4 336.3 11.86 4 925 787 23.4 14.4 57 9.0 17.4 295 17 303.2 305.3 293.4 336.6 11.22 5 906 968 22.8 13.8 57 9.0 16.8 299 13 304.4 306.5 293.6 337.3 11.01 6 850 1520 18.6 11.6 64 7.0 14.1 345 4 305.6 307.5 293.3 336.1 10.15 7 816 1869 15.8 9.8 67 6.0 12.0 336 3 306.3 308.0 292.9 334.5 9.36 8 700 3159 9.2 4.4 72 4.8 6.4 5 7 312.7 314.1 293.3 336.0 7.51 9 690 3279 8.0 4.1 76 3.9 5.8 7 7 312.6 314.0 293.3 335.8 7.46 10 517 5616 -4.7 -9.1 71 4.4 -6.7 71 9 324.2 324.9 293.4 336.6 3.72 11 500 5880 -5.3 -11.3 63 6.0 -7.8 75 11 326.6 327.2 293.7 337.5 3.23 12 451 6683 -9.3 -16.3 57 7.0 -11.9 78 12 331.3 331.8 294.2 339.6 2.37 13 445 6786 -9.9 -20.9 40 11.0 -13.5 79 12 331.8 332.2 293.7 337.6 1.62 14 424 7158 -11.7 -21.7 43 10.0 -14.9 84 13 334.2 334.5 294.3 339.9 1.59 15 400 7600 -15.9 -23.9 50 8.0 -18.2 90 13 334.3 334.6 294.1 339.3 1.39 16 393 7732 -16.5 -29.5 32 13.0 -19.6 89 14 335.2 335.4 293.9 338.4 0.84 17 369 8201 -19.7 -25.7 59 6.0 -21.2 86 16 337.1 337.3 294.7 341.7 1.28 18 368 8221 -19.5 -31.5 34 12.0 -22.1 86 16 337.6 337.8 294.4 340.4 0.75 19 367 8241 -19.7 -27.7 49 8.0 -21.7 86 16 337.6 337.8 294.7 341.5 1.07 20 361 8363 -20.3 -33.3 30 13.0 -22.9 85 16 338.4 338.5 294.5 340.8 0.64 21 310 9467 -28.9 -33.8 63 4.9 -29.7 74 25 341.4 341.6 295.3 344.1 0.71 22 300 9700 -30.7 -35.7 61 5.0 -31.5 70 28 342.1 342.2 295.4 344.5 0.61 23 250 10970 -40.7 -46.7 52 6.0 -41.2 90 35 345.6 345.6 295.8 346.5 0.23 24 200 12440 -54.5 -59.3 55 4.8 -54.6 90 36 346.5 346.5 295.9 346.7 0.06 25 189 12800 -57.7 -65.7 35 8.0 -57.8 89 38 347.0 347.0 296.0 347.1 0.03 26 166 13607 -64.7 -70.7 43 6.0 -64.8 85 41 348.4 348.4 296.3 348.5 0.02 27 150 14220 -68.9 -74.9 42 6.0 -68.9 95 49 351.4 351.4 297.0 351.4 0.01 28 134 14886 -74.5 -78.4 55 3.9 -74.5 105 49 353.0 353.0 297.3 353.0 0.01 29 122 15428 -77.5 -80.6 61 3.1 -77.5 108 49 357.1 357.1 298.1 357.1 0.00 30 115 15765 -79.5 -83.1 55 3.6 -79.5 104 49 359.5 359.5 298.6 359.5 0.00 31 109 16069 -80.7 -84.2 55 3.5 -80.7 100 49 362.8 362.8 299.2 362.8 0.00 32 103 16391 -77.3 -82.2 45 4.9 -77.3 104 47 375.2 375.2 301.5 375.2 0.00 33 100 16560 -78.1 -83.1 44 5.0 -78.1 115 33 376.8 376.8 301.7 376.8 0.00 34 96 16792 -78.9 -83.7 45 4.8 -78.9 114 31 379.7 379.7 302.2 379.7 0.00 35 91 17102 -71.9 -79.9 29 8.0 -71.9 112 29 399.4 399.4 305.1 399.5 0.01 36 73 18378 -78.3 -84.3 37 6.0 -78.3 97 20 411.9 411.9 306.7 411.9 0.00 37 70 18620 -74.1 -82.1 28 8.0 -74.2 75 23 425.9 425.9 308.4 425.9 0.01 38 69 18704 -74.1 -82.1 28 8.0 -74.2 77 23 427.6 427.6 308.6 427.6 0.01 39 63 19232 -74.1 -83.1 24 9.0 -74.2 93 26 438.9 438.9 309.8 438.9 0.01 40 59 19620 -66.5 -80.5 12 14.0 -66.7 105 28 464.3 464.3 312.1 464.3 0.01 41 59 19620 -66.7 -81.7 10 15.0 -66.9 105 28 463.8 463.8 312.1 463.9 0.01 42 51 20492 -69.5 -82.5 13 13.0 -69.6 97 29 477.0 477.0 313.2 477.0 0.01 43 50 20610 -68.9 -82.9 12 14.0 -69.1 95 29 481.1 481.1 313.5 481.2 0.01 44 45 21251 -63.9 -80.9 8 17.0 -64.3 82 38 508.0 508.0 315.5 508.1 0.01 45 35 22796 -64.1 -81.1 8 17.0 -64.6 85 57 545.3 545.3 317.8 545.4 0.02 46 32 23353 -58.9 -78.9 6 20.0 -59.9 91 56 573.4 573.4 319.3 573.6 0.02 47 30 23760 -58.3 -78.3 6 20.0 -59.3 95 54 585.7 585.7 319.9 585.9 0.03 48 26 23624 -56.3 -77.3 5 21.0 -57.8 95 59 615.9 615.9 321.3 616.1 0.04 49 10 25230 -77.9 728.8 TRP 109 16069 -80.7 -84.2 55 3.5 -80.7 100 49 362.8 362.8 299.2 362.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 581.02 mb = 4750.97 m = 15586.98 ft Wetbulb zero: 609.75 mb = 4279.77 m = 14041.06 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 69.07 % Est. max temperature: 33.13 C = 91.64 F Sfc-Lift cond lev (LCL): 960.10 mb = 460.42 m = 1510.55 ft T: 23.93 C 700-500 lapse rate: 5.33 C/km ThetaE index: 12.09 C Layer 1004.0- 925.0 mb Conv cond level (CCL): 765.48 mb = 2406.83 m = 7896.34 ft Mean mixing ratio: 12.43 g/kg Conv temperature: 36.66 C = 97.99 F Cap Strength: 4.34 C Lifted Index: 2.53 C Risk: None Lifted Index @300 mb: 4.91 C Lifted Index @700 mb: 2.32 C Showalter Index: 3.12 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 16.90 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 158.20 Risk: None Energy Index: 0.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.68 J/kg Max Up Vert Vel: 5.95 m/s Conv Inhibition (B-): 24717.08 J/kg Cap Strength: 4.34 C Lift Cond Lev (LCL): 857.21 mb = 1446.94 m = 4747.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 6 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 1010 5 240 4 3.5 2.0 | 222 9 6.2 7.0 1 1000 103 285 8 7.7 -2.1 | 255 11 10.5 2.9 2 977 305 295 12 10.9 -5.1 | 270 14 13.6 -0.1 3 944 610 295 15 13.6 -6.3 | 275 16 16.3 -1.4 4 925 787 295 17 15.4 -7.2 | 277 18 18.2 -2.2 5 912 914 295 15 13.6 -6.3 | 275 16 16.3 -1.4 6 880 1219 320 6 3.9 -4.6 | 267 7 6.6 0.4 7 850 1520 345 4 1.0 -3.9 | 254 4 3.8 1.1 8 819 1829 340 3 1.0 -2.8 | 240 4 3.8 2.1 9 790 2134 310 3 2.3 -1.9 | 239 6 5.1 3.0 10 762 2438 340 5 1.7 -4.7 | 267 4 4.5 0.3 11 735 2743 5 8 -0.7 -8.0 | 326 4 2.1 -3.0 12 700 3159 5 7 -0.6 -7.0 | 313 3 2.1 -2.0 13 658 3658 15 6 -1.6 -5.8 | 305 1 1.2 -0.8 14 610 4267 30 8 -4.0 -6.9 | 32 2 -1.2 -2.0 15 566 4877 60 5 -4.3 -2.5 | 147 3 -1.6 2.5 16 500 5880 75 11 -10.6 -2.8 | 105 8 -7.9 2.1 17 486 6096 70 12 -11.3 -4.1 | 96 9 -8.5 0.9 18 400 7600 90 13 -13.0 0.0 | 116 11 -10.2 5.0 19 399 7620 90 13 -13.0 0.0 | 116 11 -10.2 5.0 20 324 9144 80 20 -19.7 -3.5 | 95 17 -16.9 1.5 21 300 9700 70 28 -26.3 -9.6 | 79 24 -23.6 -4.6 22 261 10668 80 27 -26.6 -4.7 | 91 24 -23.8 0.3 23 250 10970 90 35 -35.0 0.0 | 99 33 -32.2 5.0 24 208 12192 90 38 -38.0 0.0 | 98 36 -35.2 5.0 25 200 12440 90 36 -36.0 0.0 | 98 34 -33.2 5.0 26 163 13716 85 42 -41.8 -3.7 | 92 39 -39.1 1.3 27 150 14220 95 49 -48.8 4.3 | 101 47 -46.1 9.2 28 126 15240 110 49 -46.0 16.8 | 117 48 -43.3 21.7 29 109 16069 100 49 -48.3 8.5 | 106 47 -45.5 13.5 30 102 16459 105 46 -44.4 11.9 | 112 45 -41.7 16.9 31 100 16560 115 33 -29.9 13.9 | 125 33 -27.2 18.9 32 74 18288 105 19 -18.4 4.9 | 122 18 -15.6 9.9 33 70 18620 75 23 -22.2 -6.0 | 87 19 -19.5 -1.0 34 57 19812 110 29 -27.3 9.9 | 121 29 -24.5 14.9 35 50 20610 95 29 -28.9 2.5 | 106 27 -26.1 7.5 36 44 21336 80 39 -38.4 -6.8 | 87 36 -35.7 -1.8 37 35 22860 85 58 -57.8 -5.1 | 90 55 -55.0 -0.1 38 30 23760 95 54 -53.8 4.7 | 101 52 -51.0 9.7 39 26 24384 95 59 -58.8 5.1 | 100 57 -56.0 10.1 Wind Parameters Mean winds (0-6000m): 359.0 at 7.6 knts Storm direction: 29.0 at 5.7 knts Shear (0-3000m) pos: 2.0 neg: 0.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 42.2 neg: -8.4 tot: 33.8 m^2/s^2 ave: 11.3 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.24 Bulk Shear: 14.27 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 ------------------------------------------------------------------------------- 500 291 11 265 13| 12.5 0.0 12.5| 28.4 0.0 28.4 56.9 0.81| 12.7 10.2 1000 294 13 271 15| 5.7 0.0 5.7| 34.7 -2.3 32.4 32.4 0.55| 10.3 5.6 1500 298 11 271 12| 2.2 0.0 2.2| 34.7 -6.7 28.0 18.7 0.29| 10.2 2.9 2000 302 9 269 10| 1.6 0.4 2.1| 34.7 -7.9 26.8 13.4 0.23| 8.1 1.9 2500 305 8 267 9| 1.9 0.3 2.3| 39.0 -8.1 31.0 12.4 0.30| 7.4 2.2 3000 313 8 272 8| 2.0 0.3 2.3| 42.2 -8.4 33.8 11.3 0.34| 6.8 2.3 4000 327 7 281 7| 1.6 0.2 1.8| 42.7 -8.7 34.0 8.5 0.33| 5.5 1.8 5000 340 7 290 6| 1.1 0.2 1.3| 45.3 -9.2 36.2 7.2 0.38| 5.0 1.9 6000 359 8 312 4| 1.4 0.1 1.6| 45.3 -13.6 31.7 5.3 0.28| 4.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20251008.00.gif