UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:1200Z 7 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 1009 5 29.8 17.8 49 12.0 21.5 310 5 302.2 304.5 294.3 340.0 12.81 1 1000 95 28.6 16.6 48 12.0 20.4 280 13 301.8 303.9 293.6 337.0 11.96 2 989 193 27.6 16.6 51 11.0 20.1 282 16 301.7 303.9 293.7 337.4 12.10 3 925 783 23.8 12.8 50 11.0 16.7 290 23 303.6 305.5 292.7 333.7 10.09 4 859 1426 20.6 9.6 49 11.0 13.7 282 13 306.8 308.4 292.6 333.3 8.77 5 850 1517 19.6 9.6 52 10.0 13.3 280 11 306.7 308.3 292.6 333.5 8.86 6 765 2414 12.4 6.4 67 6.0 8.8 273 6 308.3 309.8 292.4 332.4 7.91 7 730 2806 10.2 5.2 71 5.0 7.3 290 9 310.0 311.5 292.6 333.5 7.62 8 700 3155 8.8 2.8 66 6.0 5.4 320 3 312.2 313.5 292.6 333.1 6.70 9 665 3578 7.8 -0.2 57 8.0 3.5 42 2 315.7 316.8 292.7 333.7 5.68 10 573 4787 0.0 -7.0 59 7.0 -3.3 15 6 320.3 321.1 292.6 333.2 3.95 11 531 5394 -1.5 -16.5 31 15.0 -7.2 20 5 325.6 326.0 292.3 332.4 1.98 12 525 5485 -2.1 -17.1 31 15.0 -7.7 23 5 325.9 326.3 292.4 332.5 1.91 13 500 5870 -4.9 -14.9 45 10.0 -8.8 35 4 327.1 327.5 293.2 335.3 2.41 14 422 7191 -11.5 -23.5 36 12.0 -15.2 104 12 334.9 335.2 294.3 339.8 1.36 15 400 7600 -14.7 -23.7 46 9.0 -17.3 115 16 335.9 336.2 294.6 341.0 1.41 16 382 7947 -17.9 -23.9 59 6.0 -19.6 106 16 336.1 336.4 294.7 341.4 1.45 17 340 8808 -23.7 -34.7 36 11.0 -25.7 80 19 339.6 339.7 294.8 341.9 0.59 18 314 9384 -28.3 -33.3 62 5.0 -29.2 72 20 341.0 341.2 295.2 343.8 0.73 19 300 9710 -30.5 -37.5 50 7.0 -31.5 75 21 342.4 342.5 295.4 344.4 0.51 20 271 10425 -36.5 -46.5 35 10.0 -37.4 97 28 343.8 343.8 295.4 344.7 0.22 21 250 10980 -40.9 -47.9 47 7.0 -41.4 95 35 345.3 345.3 295.7 346.1 0.20 22 200 12460 -52.9 -58.9 48 6.0 -53.1 70 47 349.0 349.0 296.5 349.3 0.07 23 154 14083 -67.9 -72.9 49 5.0 -67.9 67 53 350.5 350.5 296.7 350.5 0.01 24 150 14240 -68.9 -74.9 42 6.0 -68.9 65 55 351.4 351.4 297.0 351.4 0.01 25 125 15308 -77.5 -82.1 47 4.6 -77.5 76 53 354.6 354.6 297.6 354.6 0.00 26 116 15734 -79.7 -83.5 53 3.8 -79.7 82 51 358.2 358.2 298.4 358.2 0.00 27 110 16034 -81.7 -85.9 49 4.2 -81.7 87 50 359.9 359.9 298.7 359.9 0.00 28 106 16241 -82.1 -86.7 45 4.6 -82.1 90 49 363.0 363.0 299.3 363.0 0.00 29 102 16458 -80.1 -84.5 48 4.4 -80.1 90 50 370.9 370.9 300.7 370.9 0.00 30 100 16570 -79.9 -85.9 36 6.0 -79.9 90 43 373.4 373.4 301.1 373.4 0.00 31 93 16988 -74.1 -83.1 24 9.0 -74.2 95 40 392.6 392.6 304.2 392.6 0.00 32 91 17115 -73.5 -82.5 24 9.0 -73.5 96 39 396.3 396.3 304.7 396.3 0.00 33 85 17512 -75.3 -83.3 28 8.0 -75.3 101 36 400.4 400.4 305.3 400.4 0.00 34 74 18323 -72.1 -81.1 25 9.0 -72.2 114 29 423.4 423.4 308.1 423.4 0.01 35 70 18650 -72.7 -81.7 24 9.0 -72.8 150 21 428.9 428.9 308.7 428.9 0.01 36 61 19447 -76.9 -84.9 27 8.0 -76.9 98 22 436.7 436.7 309.6 436.7 0.00 37 54 20159 -69.5 -81.5 16 12.0 -69.6 90 30 469.3 469.3 312.6 469.3 0.01 38 50 20620 -67.1 -81.1 12 14.0 -67.3 110 40 485.4 485.4 313.9 485.4 0.01 39 41 21830 -62.9 -78.9 10 16.0 -63.3 524.2 524.2 316.6 524.3 0.02 TRP 106 16241 -82.1 -86.7 45 4.6 -82.1 90 49 363.0 363.0 299.3 363.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 573.00 mb = 4786.67 m = 15704.11 ft Wetbulb zero: 617.53 mb = 4179.15 m = 13710.96 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 54.69 % Est. max temperature: 34.44 C = 93.99 F Sfc-Lift cond lev (LCL): 847.73 mb = 1539.75 m = 5051.60 ft T: 19.42 C 700-500 lapse rate: 5.05 C/km ThetaE index: 4.05 C Layer 925.0- 850.0 mb Conv cond level (CCL): 740.39 mb = 2687.65 m = 8817.64 ft Mean mixing ratio: 11.11 g/kg Conv temperature: 37.16 C = 98.88 F Cap Strength: 4.35 C Lifted Index: 3.69 C Risk: None Lifted Index @300 mb: 6.22 C Lifted Index @700 mb: 2.51 C Showalter Index: 4.69 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 14.50 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 141.20 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.87 J/kg Max Up Vert Vel: 3.71 m/s Conv Inhibition (B-): 14895.80 J/kg Cap Strength: 4.35 C Lift Cond Lev (LCL): 814.43 mb = 1880.86 m = 6170.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 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 1009 5 310 5 3.8 -3.2 | 205 3 1.2 2.5 1 1000 95 280 13 12.8 -2.3 | 251 11 10.1 3.5 2 977 305 285 19 18.4 -4.9 | 267 16 15.7 0.8 3 943 610 295 21 19.0 -8.9 | 281 17 16.4 -3.1 4 925 783 290 23 21.6 -7.9 | 276 19 19.0 -2.1 5 911 914 290 23 21.6 -7.9 | 276 19 19.0 -2.1 6 880 1219 285 18 17.4 -4.7 | 266 15 14.7 1.1 7 850 1517 280 11 10.8 -1.9 | 245 9 8.2 3.8 8 819 1829 300 8 6.9 -4.0 | 248 5 4.3 1.8 9 790 2134 300 5 4.3 -2.5 | 207 4 1.7 3.3 10 762 2438 270 6 6.0 -0.0 | 210 7 3.3 5.8 11 735 2743 285 10 9.7 -2.6 | 246 8 7.0 3.2 12 700 3155 320 3 1.9 -2.3 | 168 4 -0.7 3.5 13 658 3658 60 2 -1.7 -1.0 | 137 6 -4.4 4.8 14 610 4267 65 4 -3.6 -1.7 | 123 7 -6.3 4.1 15 565 4877 5 7 -0.6 -7.0 | 70 3 -3.3 -1.2 16 500 5870 35 4 -2.3 -3.3 | 117 6 -4.9 2.5 17 486 6096 75 3 -2.9 -0.8 | 132 7 -5.6 5.0 18 400 7600 115 16 -14.5 6.8 | 126 21 -17.2 12.5 19 399 7620 115 15 -13.6 6.3 | 127 20 -16.2 12.1 20 324 9144 70 20 -18.8 -6.8 | 87 21 -21.4 -1.1 21 300 9710 75 21 -20.3 -5.4 | 91 23 -22.9 0.3 22 261 10668 105 30 -29.0 7.8 | 113 34 -31.6 13.5 23 250 10980 95 35 -34.9 3.1 | 103 39 -37.5 8.8 24 208 12192 75 48 -46.4 -12.4 | 82 49 -49.0 -6.7 25 200 12460 70 47 -44.2 -16.1 | 78 48 -46.8 -10.3 26 163 13716 70 47 -44.2 -16.1 | 78 48 -46.8 -10.3 27 150 14240 65 55 -49.8 -23.2 | 72 55 -52.5 -17.5 28 126 15240 75 53 -51.2 -13.7 | 82 54 -53.8 -8.0 29 106 16241 90 49 -49.0 0.0 | 96 52 -51.7 5.8 30 102 16459 90 50 -50.0 0.0 | 96 53 -52.7 5.8 31 100 16570 90 43 -43.0 0.0 | 97 46 -45.7 5.8 32 74 18288 110 30 -28.2 10.3 | 117 35 -30.8 16.0 33 70 18650 150 21 -10.5 18.2 | 151 27 -13.2 23.9 34 57 19812 75 22 -21.3 -5.7 | 90 24 -23.9 0.1 35 50 20620 110 40 -37.6 13.7 | 116 45 -40.2 19.4 36 43 21336 105 38 -36.7 9.8 | 112 42 -39.4 15.6 Wind Parameters Mean winds (0-6000m): 305.3 at 8.5 knts Storm direction: 335.3 at 6.3 knts Shear (0-3000m) pos: 1.6 neg: 1.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 11.5 deg Storm rel helicity (0-3000m) pos: 42.9 neg: -37.8 tot: 5.1 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.67 Bulk Shear: 10.30 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 ------------------------------------------------------------------------------- 500 286 16 265 13| 0.0 16.1 16.1| 28.7 0.0 28.7 57.3 0.63| 18.9 12.0 1000 289 19 272 16| 0.0 8.7 8.7| 34.4 -10.8 23.6 23.6 0.44| 12.4 5.5 1500 288 18 270 15| 0.0 2.5 2.5| 34.4 -32.6 1.7 1.2 0.13| 11.9 1.5 2000 288 16 267 12| 1.5 1.9 3.4| 35.1 -34.5 0.6 0.3 0.08| 10.5 0.8 2500 288 14 262 11| 1.2 2.0 3.2| 36.7 -35.6 1.0 0.4 0.07| 9.4 0.6 3000 288 13 260 10| 1.6 1.6 3.2| 42.9 -37.8 5.1 1.7 0.08| 9.2 0.7 4000 290 10 252 7| 2.0 1.2 3.2| 43.1 -43.5 -0.3 -0.1 -0.02| 8.0 -0.2 5000 298 9 254 6| 1.6 1.1 2.7| 43.5 -52.3 -8.8 -1.8 -0.09| 7.2 -0.7 6000 305 8 258 4| 1.5 0.9 2.4| 49.0 -52.3 -3.3 -0.6 -0.03| 6.4 -0.2 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20251007.12.gif