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 VTCC... Searching the city database file for: VTCC ... Date:0000Z 8 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 120 SFC 978 314 25.2 17.2 61 8.0 19.7 60 2 300.3 302.6 293.7 337.5 12.72 2 957 505 22.4 17.4 73 5.0 19.0 160 5 299.3 301.7 293.7 337.7 13.18 3 925 802 22.6 15.6 65 7.0 17.9 235 8 302.4 304.7 293.9 338.3 12.14 4 922 830 22.6 15.6 65 7.0 17.9 226 7 302.7 304.9 294.0 338.8 12.18 5 850 1534 18.6 13.6 73 5.0 15.3 180 4 305.6 307.8 294.4 340.4 11.60 6 700 3174 9.0 5.4 78 3.6 6.9 170 10 312.5 314.0 293.7 337.4 8.06 7 697 3210 8.8 5.3 79 3.5 6.7 169 10 312.6 314.1 293.7 337.6 8.04 8 685 3353 7.8 3.7 75 4.1 5.4 166 9 313.1 314.4 293.3 335.8 7.31 9 669 3548 8.8 2.8 66 6.0 5.4 162 8 316.3 317.7 293.9 338.5 7.02 10 500 5900 -4.7 -14.7 45 10.0 -8.7 175 7 327.3 327.8 293.2 335.7 2.45 11 484 6155 -5.9 -20.9 29 15.0 -10.9 169 11 328.9 329.2 292.9 334.2 1.49 12 476 6286 -7.3 -14.3 57 7.0 -10.1 168 11 328.7 329.3 293.8 337.8 2.66 13 454 6652 -10.3 -16.3 61 6.0 -12.5 165 11 329.5 329.9 293.7 337.6 2.36 14 442 6859 -10.5 -20.5 44 10.0 -13.8 163 11 331.7 332.1 293.7 337.7 1.69 15 430 7070 -12.1 -22.1 43 10.0 -15.2 160 10 332.3 332.6 293.7 337.7 1.51 16 425 7159 -13.7 -21.7 51 8.0 -16.2 160 10 331.4 331.7 293.6 337.0 1.59 17 421 7231 -13.9 -22.9 47 9.0 -16.6 159 10 332.0 332.3 293.6 337.2 1.44 18 419 7267 -12.9 -17.8 67 4.9 -14.6 159 10 333.8 334.2 294.7 341.7 2.25 19 418 7286 -13.1 -18.1 66 5.0 -14.9 158 10 333.7 334.2 294.7 341.5 2.20 20 400 7620 -15.1 -20.1 66 5.0 -16.7 155 10 335.4 335.8 294.8 342.3 1.94 21 386 7888 -17.1 -20.4 75 3.3 -18.1 154 9 336.2 336.6 295.1 343.2 1.96 22 362 8365 -20.1 -24.2 70 4.1 -21.2 134 10 338.4 338.7 295.3 343.8 1.49 23 356 8489 -20.7 -31.7 37 11.0 -23.1 129 10 339.2 339.4 294.8 342.1 0.76 24 353 8551 -20.7 -30.7 40 10.0 -22.9 126 10 340.0 340.2 295.1 343.2 0.84 25 345 8720 -21.9 -36.9 24 15.0 -24.6 119 11 340.6 340.7 294.9 342.5 0.47 26 314 9404 -27.3 -33.3 57 6.0 -28.4 102 12 342.4 342.6 295.6 345.2 0.73 27 300 9730 -29.9 -35.9 56 6.0 -30.9 105 13 343.2 343.4 295.6 345.5 0.60 28 267 10554 -36.1 -40.2 66 4.1 -36.6 122 12 345.8 345.9 296.1 347.5 0.43 29 250 11010 -39.9 -44.9 59 5.0 -40.4 130 13 346.7 346.8 296.1 347.9 0.28 30 200 12490 -52.5 -60.5 37 8.0 -52.7 100 17 349.6 349.6 296.6 349.9 0.06 31 199 12522 -52.9 -60.9 37 8.0 -53.1 101 17 349.5 349.5 296.5 349.7 0.05 32 150 14280 -68.1 -73.1 49 5.0 -68.1 120 27 352.8 352.8 297.3 352.8 0.01 33 139 14732 -72.5 -77.4 47 4.9 -72.5 109 22 352.8 352.8 297.3 352.8 0.01 34 102 16500 -83.1 -86.1 59 3.0 -83.1 110 34 365.1 365.1 299.7 365.1 0.00 35 101 16554 -82.5 -85.1 64 2.6 -82.5 110 34 367.3 367.3 300.1 367.3 0.00 36 100 16610 -82.1 -84.8 63 2.7 -82.1 110 33 369.1 369.1 300.4 369.1 0.00 37 93 17017 -81.9 -85.5 54 3.6 -81.9 109 30 377.2 377.2 301.8 377.3 0.00 38 91 17141 -76.9 -81.9 45 5.0 -76.9 108 29 389.5 389.5 303.7 389.5 0.01 39 85 17537 -73.7 -81.7 28 8.0 -73.7 107 27 403.7 403.7 305.7 403.7 0.01 40 84 17606 -72.7 -80.7 29 8.0 -72.8 107 26 407.1 407.1 306.2 407.1 0.01 41 70 18680 -72.1 -82.1 21 10.0 -72.2 120 20 430.1 430.1 308.9 430.2 0.01 42 69 18765 -71.9 -80.9 25 9.0 -72.0 118 21 432.3 432.3 309.1 432.4 0.01 43 63 19296 -74.9 -83.9 23 9.0 -75.0 109 29 437.1 437.1 309.6 437.1 0.01 44 58 19779 -72.7 -83.7 17 11.0 -72.8 100 37 452.5 452.6 311.1 452.6 0.01 45 50 20670 -63.3 -80.3 8 17.0 -63.7 80 28 494.3 494.3 314.5 494.4 0.01 46 47 21053 -60.7 -78.7 8 18.0 -61.2 87 28 509.4 509.4 315.6 509.5 0.02 47 40 22052 -62.7 -80.7 7 18.0 -63.2 96 28 528.4 528.4 316.8 528.5 0.01 48 34 23059 -60.5 -79.5 7 19.0 -61.2 99 31 559.3 559.3 318.6 559.5 0.02 TRP 102 16500 -83.1 -86.1 59 3.0 -83.1 110 34 365.1 365.1 299.7 365.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 558.84 mb = 5081.27 m = 16670.63 ft Wetbulb zero: 604.41 mb = 4368.29 m = 14331.47 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 65.29 % Est. max temperature: 31.47 C = 88.64 F Sfc-Lift cond lev (LCL): 869.99 mb = 1332.80 m = 4372.64 ft T: 19.74 C 700-500 lapse rate: 5.03 C/km ThetaE index: 2.94 C Layer 700.0- 697.0 mb Conv cond level (CCL): 756.40 mb = 2519.49 m = 8265.96 ft Mean mixing ratio: 12.40 g/kg Conv temperature: 34.64 C = 94.35 F Cap Strength: 3.74 C Lifted Index: 2.66 C Risk: None Lifted Index @300 mb: 5.06 C Lifted Index @700 mb: 1.77 C Showalter Index: 1.90 C Risk: Showers probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.30 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 178.20 Risk: None Energy Index: -0.89 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.86 J/kg Max Up Vert Vel: 6.91 m/s Conv Inhibition (B-): 19424.83 J/kg Cap Strength: 3.74 C Lift Cond Lev (LCL): 844.75 mb = 1586.35 m = 5204.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 205 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 ---------------------------------------------------------- 0 978 314 60 2 -1.7 -1.0 | 34 7 -4.1 -6.0 1 946 610 215 6 3.4 4.9 | 275 1 1.1 -0.1 2 925 802 235 8 6.6 4.6 | 276 4 4.2 -0.4 3 913 914 200 4 1.4 3.8 | 39 2 -1.0 -1.2 4 881 1219 180 4 0.0 4.0 | 67 3 -2.4 -1.0 5 850 1534 180 4 0.0 4.0 | 67 3 -2.4 -1.0 6 821 1829 175 6 -0.5 6.0 | 109 3 -2.9 1.0 7 792 2134 160 6 -2.1 5.6 | 98 4 -4.4 0.6 8 764 2438 160 7 -2.4 6.6 | 108 5 -4.8 1.6 9 737 2743 165 9 -2.3 8.7 | 128 6 -4.7 3.7 10 700 3174 170 10 -1.7 9.8 | 140 6 -4.1 4.8 11 659 3658 160 8 -2.7 7.5 | 116 6 -5.1 2.5 12 612 4267 185 9 0.8 9.0 | 158 4 -1.6 4.0 13 567 4877 180 8 0.0 8.0 | 142 4 -2.4 3.0 14 500 5900 175 7 -0.6 7.0 | 124 4 -3.0 2.0 15 487 6096 170 11 -1.9 10.8 | 144 7 -4.3 5.8 16 400 7620 155 10 -4.2 9.1 | 122 8 -6.6 4.1 17 400 7620 165 8 -2.1 7.7 | 122 5 -4.4 2.7 18 325 9144 100 12 -11.8 2.1 | 78 14 -14.2 -2.9 19 300 9730 105 13 -12.6 3.4 | 84 15 -14.9 -1.6 20 262 10668 125 12 -9.8 6.9 | 99 12 -12.2 1.9 21 250 11010 130 13 -10.0 8.4 | 105 13 -12.3 3.4 22 209 12192 100 13 -12.8 2.3 | 80 15 -15.2 -2.7 23 200 12490 100 17 -16.7 3.0 | 84 19 -19.1 -2.0 24 164 13716 125 24 -19.7 13.8 | 112 24 -22.0 8.8 25 150 14280 120 27 -23.4 13.5 | 108 27 -25.8 8.5 26 127 15240 95 15 -14.9 1.3 | 78 18 -17.3 -3.7 27 103 16459 110 34 -31.9 11.6 | 101 35 -34.3 6.6 28 102 16500 110 34 -31.9 11.6 | 101 35 -34.3 6.6 29 100 16610 110 33 -31.0 11.3 | 101 34 -33.4 6.3 30 75 18288 105 22 -21.3 5.7 | 92 24 -23.6 0.7 31 70 18680 120 20 -17.3 10.0 | 104 20 -19.7 5.0 32 58 19812 100 37 -36.4 6.4 | 92 39 -38.8 1.4 33 50 20670 80 28 -27.6 -4.9 | 72 32 -29.9 -9.9 34 43 21336 95 27 -26.9 2.4 | 85 29 -29.3 -2.6 35 31 22860 100 33 -32.5 5.7 | 91 35 -34.9 0.7 Wind Parameters Mean winds (0-6000m): 175.4 at 7.4 knts Storm direction: 205.4 at 5.5 knts Shear (0-3000m) pos: 2.0 neg: 1.4 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 98.7 deg Storm rel helicity (0-3000m) pos: 16.1 neg: -1.7 tot: 14.4 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.77 Bulk Shear: 3.53 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 ------------------------------------------------------------------------------- 500 220 5 314 1| 9.8 0.0 9.8| 7.7 -0.2 7.4 14.8 -0.12| 16.9 -2.0 1000 208 5 9 1| 4.9 3.1 8.0| 9.4 -0.2 9.1 9.1 0.19| 12.2 2.4 1500 197 5 63 1| 3.3 2.2 5.5| 10.6 -0.2 10.4 6.9 0.25| 8.8 2.2 2000 186 5 91 2| 2.5 2.1 4.6| 11.2 -0.8 10.4 5.2 0.23| 7.1 1.6 2500 179 6 104 3| 2.3 1.7 4.0| 14.7 -0.8 13.9 5.5 0.29| 6.3 1.8 3000 176 6 115 3| 2.0 1.4 3.4| 16.1 -1.7 14.4 4.8 0.28| 5.5 1.6 4000 174 7 121 4| 1.8 1.0 2.9| 20.2 -4.1 16.2 4.0 0.29| 4.8 1.4 5000 176 7 127 4| 1.5 0.9 2.4| 20.2 -5.7 14.5 2.9 0.24| 4.0 0.9 6000 175 7 128 4| 1.2 1.0 2.2| 22.4 -7.0 15.4 2.6 0.23| 3.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20251008.00.gif