UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 9 OCT 25 Station: VTCC WMO ident: 48327 Latitude: 18.78 Longitude: 98.98 Elevation: 314.00 ------------------------------------------------------------------------------- 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 121 SFC 978 314 23.8 17.8 69 6.0 19.7 0 0 298.8 301.3 293.7 337.4 13.22 2 963 449 22.4 17.7 75 4.7 19.2 23 2 298.8 301.2 293.7 337.6 13.35 3 949 578 23.6 17.6 69 6.0 19.5 45 4 301.2 303.7 294.5 340.8 13.46 4 925 802 22.0 17.6 76 4.4 18.9 50 5 301.8 304.3 294.9 342.5 13.82 5 850 1534 18.4 13.4 73 5.0 15.1 85 4 305.4 307.5 294.3 339.7 11.44 6 700 3174 9.4 3.4 66 6.0 5.9 145 11 312.9 314.2 293.0 334.7 7.00 7 500 5900 -4.7 -10.7 63 6.0 -7.3 100 9 327.3 328.0 294.0 338.7 3.38 8 474 6318 -7.3 -12.3 67 5.0 -9.4 105 6 329.1 329.8 294.3 339.8 3.14 9 400 7620 -14.7 -21.7 55 7.0 -16.9 105 9 335.9 336.2 294.8 341.9 1.69 10 378 8047 -16.9 -27.9 38 11.0 -19.7 106 13 338.5 338.7 294.8 342.2 1.02 11 303 9669 -29.5 -42.5 27 13.0 -31.2 123 24 342.8 342.9 295.3 344.0 0.30 12 300 9740 -29.9 -42.9 27 13.0 -31.5 125 25 343.2 343.3 295.4 344.4 0.29 13 279 10251 -33.1 -50.1 17 17.0 -34.6 111 23 345.8 345.9 295.8 346.4 0.14 14 275 10352 -33.7 -48.7 21 15.0 -35.1 109 23 346.4 346.4 296.0 347.1 0.17 15 250 11010 -39.5 -51.5 27 12.0 -40.4 95 23 347.3 347.4 296.1 347.9 0.13 16 200 12500 -52.3 -62.3 29 10.0 -52.6 115 24 349.9 350.0 296.7 350.1 0.04 17 157 14015 -66.3 -70.5 55 4.2 -66.3 103 25 351.3 351.3 296.9 351.3 0.02 18 150 14290 -68.1 -72.6 52 4.5 -68.1 105 25 352.8 352.8 297.3 352.8 0.01 19 106 16296 -82.5 -85.6 59 3.1 -82.5 113 29 362.2 362.2 299.1 362.3 0.00 20 104 16402 -82.7 -85.8 59 3.1 -82.7 115 29 363.8 363.8 299.4 363.8 0.00 21 100 16620 -82.9 -85.5 64 2.6 -82.9 115 33 367.6 367.6 300.1 367.6 0.00 22 99 16676 -82.5 -84.9 66 2.4 -82.5 116 33 369.4 369.4 300.5 369.4 0.00 23 96 16848 -82.7 -85.7 60 3.0 -82.7 117 31 372.3 372.3 300.9 372.3 0.00 24 92 17090 -75.9 -81.9 38 6.0 -75.9 119 30 390.3 390.3 303.8 390.3 0.01 25 91 17154 -75.3 -82.3 33 7.0 -75.3 120 29 392.7 392.7 304.2 392.7 0.01 26 87 17415 -74.3 -81.3 33 7.0 -74.3 122 28 399.8 399.8 305.2 399.8 0.01 27 70 18680 -75.5 -82.5 33 7.0 -75.5 110 16 422.9 422.9 308.0 422.9 0.01 28 69 18763 -75.9 -83.9 27 8.0 -75.9 110 16 423.7 423.7 308.2 423.8 0.01 29 62 19394 -67.3 -80.3 14 13.0 -67.5 107 17 456.0 456.0 311.4 456.0 0.01 30 50 20690 -67.3 -81.3 12 14.0 -67.5 90 34 484.9 484.9 313.8 485.0 0.01 31 44 21463 -65.9 -81.9 9 16.0 -66.2 67 18 506.4 506.4 315.4 506.4 0.01 TRP 104 16402 -82.7 -85.8 59 3.1 -82.7 115 29 363.8 363.8 299.4 363.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 566.67 mb = 4991.33 m = 16375.57 ft Wetbulb zero: 610.32 mb = 4284.71 m = 14057.27 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 67.77 % Est. max temperature: 31.34 C = 88.42 F Sfc-Lift cond lev (LCL): 895.72 mb = 1080.43 m = 3544.68 ft T: 20.63 C 700-500 lapse rate: 5.17 C/km ThetaE index: 7.84 C Layer 850.0- 500.0 mb Conv cond level (CCL): 777.93 mb = 2282.39 m = 7488.06 ft Mean mixing ratio: 13.28 g/kg Conv temperature: 33.74 C = 92.73 F Cap Strength: 3.09 C Lifted Index: 1.78 C Risk: Showers probable Lifted Index @300 mb: 3.71 C Lifted Index @700 mb: 1.47 C Showalter Index: 2.19 C Risk: Showers probable Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 18.10 C K Index: 30.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 177.80 Risk: None Energy Index: -0.19 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.80 J/kg Max Up Vert Vel: 6.29 m/s Conv Inhibition (B-): 10410.43 J/kg Cap Strength: 3.09 C Lift Cond Lev (LCL): 862.05 mb = 1412.12 m = 4632.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 156 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 ---------------------------------------------------------- 0 978 314 0 0 -0.0 -0.0 | 336 5 2.1 -4.8 1 946 610 50 5 -3.8 -3.2 | 12 8 -1.7 -8.0 2 925 802 50 5 -3.8 -3.2 | 12 8 -1.7 -8.0 3 913 914 60 4 -3.5 -2.0 | 11 7 -1.4 -6.8 4 881 1219 80 3 -3.0 -0.5 | 9 5 -0.9 -5.3 5 850 1534 85 4 -4.0 -0.3 | 20 5 -1.9 -5.1 6 821 1829 170 3 -0.5 3.0 | 319 2 1.6 -1.8 7 792 2134 150 8 -4.0 6.9 | 139 3 -1.9 2.2 8 764 2438 135 11 -7.8 7.8 | 118 6 -5.7 3.0 9 737 2743 145 11 -6.3 9.0 | 135 6 -4.2 4.3 10 700 3174 145 11 -6.3 9.0 | 135 6 -4.2 4.3 11 659 3658 145 7 -4.0 5.7 | 117 2 -1.9 1.0 12 612 4267 135 6 -4.2 4.2 | 77 2 -2.1 -0.5 13 567 4877 130 7 -5.4 4.5 | 86 3 -3.3 -0.3 14 500 5900 100 9 -8.9 1.6 | 65 7 -6.8 -3.2 15 487 6096 105 6 -5.8 1.6 | 49 5 -3.7 -3.2 16 400 7620 105 9 -8.7 2.3 | 70 7 -6.6 -2.4 17 400 7620 105 11 -10.6 2.8 | 77 9 -8.5 -1.9 18 325 9144 110 17 -16.0 5.8 | 94 14 -13.9 1.1 19 300 9740 125 25 -20.5 14.3 | 118 21 -18.4 9.6 20 263 10668 100 22 -21.7 3.8 | 87 20 -19.6 -0.9 21 250 11010 95 23 -22.9 2.0 | 82 21 -20.8 -2.7 22 209 12192 105 24 -23.2 6.2 | 94 21 -21.1 1.5 23 200 12500 115 24 -21.8 10.1 | 105 20 -19.7 5.4 24 164 13716 100 24 -23.6 4.2 | 88 22 -21.5 -0.6 25 150 14290 105 25 -24.1 6.5 | 94 22 -22.1 1.7 26 127 15240 95 27 -26.9 2.4 | 84 25 -24.8 -2.4 27 104 16402 115 29 -26.3 12.3 | 107 25 -24.2 7.5 28 103 16459 115 30 -27.2 12.7 | 108 26 -25.1 7.9 29 100 16620 115 33 -29.9 13.9 | 108 29 -27.8 9.2 30 75 18288 130 22 -16.9 14.1 | 122 17 -14.8 9.4 31 70 18680 110 16 -15.0 5.5 | 93 13 -12.9 0.7 32 58 19812 105 17 -16.4 4.4 | 89 14 -14.3 -0.4 33 50 20690 90 34 -34.0 0.0 | 82 32 -31.9 -4.8 34 43 21336 65 17 -15.4 -7.2 | 48 18 -13.3 -11.9 Wind Parameters Mean winds (0-6000m): 126.2 at 6.9 knts Storm direction: 156.2 at 5.2 knts Shear (0-3000m) pos: 0.8 neg: 1.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 156.7 deg Storm rel helicity (0-3000m) pos: 12.7 neg: -4.9 tot: 7.8 m^2/s^2 ave: 2.6 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 4.6 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.07 Bulk Shear: 6.45 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 50 4 5 7| 5.0 0.0 5.0| 8.3 0.0 8.3 16.6 0.78| 5.8 4.6 1000 59 4 8 7| 1.7 0.0 1.7| 8.8 -0.6 8.2 8.2 0.51| 4.5 2.3 1500 71 4 12 6| 1.0 0.0 1.0| 9.9 -2.1 7.8 5.2 0.19| 4.9 0.9 2000 103 4 30 4| 0.8 1.8 2.6| 9.9 -3.8 6.1 3.1 -0.09| 5.8 -0.5 2500 120 6 56 3| 0.9 1.5 2.4| 12.7 -4.6 8.1 3.2 -0.03| 5.3 -0.2 3000 128 7 77 3| 0.8 1.0 1.8| 12.7 -4.9 7.8 2.6 -0.04| 4.6 -0.2 4000 133 7 86 3| 0.6 0.4 1.0| 12.7 -6.5 6.2 1.5 -0.11| 4.0 -0.4 5000 132 7 85 3| 0.5 0.6 1.1| 12.9 -7.2 5.7 1.1 -0.11| 3.5 -0.4 6000 126 7 79 4| 0.4 0.7 1.1| 13.4 -11.9 1.5 0.2 -0.16| 3.4 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20251009.00.gif