UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 12 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 108 SFC 977 314 24.8 18.8 69 6.0 20.6 0 0 299.9 302.5 294.6 341.2 14.11 2 925 791 22.8 17.8 73 5.0 19.4 25 4 302.6 305.2 295.3 344.0 14.00 3 897 1059 22.4 16.4 69 6.0 18.3 85 2 304.9 307.3 295.3 344.3 13.19 4 850 1526 19.0 14.8 77 4.2 16.2 125 4 306.0 308.4 295.2 343.7 12.55 5 784 2215 13.8 10.7 82 3.1 11.8 133 9 307.6 309.6 294.1 339.0 10.37 6 700 3164 8.8 2.8 66 6.0 5.4 115 9 312.2 313.5 292.6 333.1 6.70 7 677 3441 7.2 2.9 74 4.3 4.8 120 10 313.4 314.8 293.1 335.3 6.98 8 500 5890 -4.7 -10.7 63 6.0 -7.3 115 4 327.3 328.0 294.0 338.7 3.38 9 493 6001 -5.1 -11.1 63 6.0 -7.7 128 7 328.1 328.8 294.1 339.4 3.32 10 442 6853 -8.7 -21.7 34 13.0 -13.0 138 12 334.0 334.3 294.2 339.5 1.52 11 431 7048 -9.7 -22.7 34 13.0 -13.9 137 13 335.1 335.4 294.4 340.3 1.43 12 400 7620 -14.1 -26.1 35 12.0 -17.4 135 15 336.7 336.9 294.5 340.8 1.14 13 300 9740 -29.1 -48.1 14 19.0 -31.2 145 15 344.4 344.4 295.5 345.0 0.16 14 293 9908 -29.9 -50.9 11 21.0 -31.9 146 15 345.6 345.6 295.7 346.1 0.12 15 260 10742 -38.1 -52.1 22 14.0 -39.1 151 15 345.5 345.5 295.7 346.0 0.12 16 250 11010 -39.7 -59.7 10 20.0 -40.7 155 13 347.0 347.1 296.0 347.3 0.05 17 241 11259 -41.5 -62.5 8 21.0 -42.4 140 11 348.0 348.0 296.2 348.2 0.04 18 236 11400 -42.3 -62.3 9 20.0 -43.2 131 9 348.9 348.9 296.4 349.0 0.04 19 200 12490 -52.3 -63.3 25 11.0 -52.6 80 1 349.9 350.0 296.7 350.1 0.04 20 181 13129 -58.3 -68.3 27 10.0 -58.5 108 7 350.3 350.3 296.7 350.4 0.02 21 169 13559 -61.5 -71.5 25 10.0 -61.6 127 10 351.9 351.9 297.1 352.0 0.01 22 160 13897 -64.3 -68.6 55 4.3 -64.4 141 12 352.7 352.7 297.3 352.8 0.02 23 150 14290 -67.7 -76.7 27 9.0 -67.8 155 13 353.5 353.5 297.4 353.5 0.01 24 136 14872 -72.1 -79.1 34 7.0 -72.1 143 12 355.7 355.7 297.8 355.7 0.01 25 128 15226 -75.5 -80.5 45 5.0 -75.5 136 11 355.8 355.8 297.8 355.8 0.00 26 111 16041 -79.9 -82.4 66 2.5 -79.9 97 22 362.4 362.4 299.2 362.4 0.00 27 110 16092 -80.5 -83.4 62 2.9 -80.5 95 23 362.2 362.2 299.1 362.2 0.00 28 104 16408 -80.9 -85.3 47 4.4 -80.9 108 33 367.3 367.3 300.1 367.3 0.00 29 103 16462 -79.3 -84.0 46 4.7 -79.3 110 35 371.4 371.4 300.8 371.4 0.00 30 100 16630 -78.9 -85.9 31 7.0 -78.9 115 36 375.3 375.3 301.5 375.3 0.00 31 97 16806 -74.7 -82.7 28 8.0 -74.7 112 35 386.8 386.8 303.3 386.8 0.00 32 96 16866 -75.5 -84.5 23 9.0 -75.5 111 34 386.3 386.3 303.2 386.4 0.00 33 79 17986 -79.1 -84.1 44 5.0 -79.1 95 26 401.0 401.0 305.3 401.1 0.00 34 77 18131 -79.7 -85.7 36 6.0 -79.7 92 25 402.7 402.7 305.6 402.8 0.00 35 74 18359 -75.9 -83.9 27 8.0 -75.9 92 25 415.4 415.4 307.2 415.4 0.00 36 70 18680 -76.7 -84.7 27 8.0 -76.7 100 28 420.3 420.3 307.7 420.3 0.00 37 67 18931 -77.3 -85.3 27 8.0 -77.3 97 26 424.3 424.3 308.2 424.3 0.00 38 62 19385 -69.7 -84.7 9 15.0 -69.8 90 23 450.6 450.6 310.9 450.7 0.00 39 61 19482 -68.5 -83.5 10 15.0 -68.7 89 22 455.4 455.4 311.4 455.4 0.01 40 50 20680 -66.1 -83.1 8 17.0 -66.4 65 19 487.7 487.7 314.1 487.8 0.01 41 43 21592 -67.5 -83.5 9 16.0 -67.7 91 30 505.8 505.8 315.4 505.8 0.01 42 30 23820 -56.1 -79.1 4 23.0 -57.5 95 39 591.7 591.7 320.2 591.9 0.03 43 29 24035 -56.3 -79.3 4 23.0 -57.7 596.9 596.9 320.5 597.1 0.03 TRP 110 16092 -80.5 -83.4 62 2.9 -80.5 95 23 362.2 362.2 299.1 362.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 569.91 mb = 4922.69 m = 16150.37 ft Wetbulb zero: 607.11 mb = 4321.37 m = 14177.54 ft Precipitable water: 1.80 inches Sfc-500 mean rel hum: 71.41 % Est. max temperature: 31.41 C = 88.54 F Sfc-Lift cond lev (LCL): 895.02 mb = 1078.47 m = 3538.26 ft T: 22.26 C 700-500 lapse rate: 4.95 C/km ThetaE index: 11.18 C Layer 850.0- 677.0 mb Conv cond level (CCL): 801.92 mb = 2022.48 m = 6635.34 ft Mean mixing ratio: 13.72 g/kg Conv temperature: 32.01 C = 89.63 F Cap Strength: 3.03 C Lifted Index: 0.73 C Risk: Showers probable Lifted Index @300 mb: 2.99 C Lifted Index @700 mb: 0.11 C Showalter Index: 0.61 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 19.50 C K Index: 32.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 189.60 Risk: None Energy Index: -1.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.44 J/kg Max Up Vert Vel: 7.67 m/s Conv Inhibition (B-): 102.91 J/kg Cap Strength: 3.03 C Lift Cond Lev (LCL): 853.85 mb = 1486.81 m = 4877.93 ft Lev Free Conv (LFC): 688.85 mb = 3297.06 m = 10816.99 ft Equ Level (EL): 588.85 mb = 4568.19 m = 14987.32 ft B at Equ Level: 29.43 J/kg Max Parcel Lev (MPL): 478.85 mb = 6228.21 m = 20433.52 ft Wind level data Storm motion: 154 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 ---------------------------------------------------------- 0 977 314 0 0 -0.0 -0.0 | 334 5 2.4 -4.9 1 944 610 20 4 -1.4 -3.8 | 353 9 1.1 -8.6 2 925 791 25 4 -1.7 -3.6 | 355 9 0.7 -8.5 3 912 914 45 1 -0.7 -0.7 | 343 6 1.7 -5.6 4 881 1219 130 4 -3.1 2.6 | 16 2 -0.6 -2.3 5 850 1526 125 4 -3.3 2.3 | 19 3 -0.9 -2.6 6 820 1829 125 6 -4.9 3.4 | 60 3 -2.5 -1.4 7 791 2134 135 9 -6.4 6.4 | 111 4 -3.9 1.5 8 763 2438 125 9 -7.4 5.2 | 94 5 -5.0 0.3 9 736 2743 115 8 -7.3 3.4 | 73 5 -4.8 -1.5 10 700 3164 115 9 -8.2 3.8 | 80 6 -5.7 -1.1 11 659 3658 125 10 -8.2 5.7 | 99 6 -5.8 0.9 12 611 4267 135 13 -9.2 9.2 | 123 8 -6.8 4.3 13 567 4877 120 7 -6.1 3.5 | 70 4 -3.6 -1.4 14 500 5890 115 4 -3.6 1.7 | 21 3 -1.2 -3.2 15 487 6096 140 9 -5.8 6.9 | 121 4 -3.4 2.0 16 400 7620 135 15 -10.6 10.6 | 125 10 -8.2 5.8 17 400 7620 130 14 -10.7 9.0 | 117 9 -8.3 4.1 18 325 9144 145 16 -9.2 13.1 | 141 11 -6.8 8.3 19 300 9740 145 15 -8.6 12.3 | 140 10 -6.2 7.4 20 263 10668 150 16 -8.0 13.9 | 148 11 -5.6 9.0 21 250 11010 155 13 -5.5 11.8 | 156 8 -3.1 6.9 22 209 12192 80 1 -1.0 -0.2 | 344 5 1.4 -5.0 23 200 12490 80 1 -1.0 -0.2 | 344 5 1.4 -5.0 24 164 13716 135 12 -8.5 8.5 | 121 7 -6.1 3.6 25 150 14290 155 13 -5.5 11.8 | 156 8 -3.1 6.9 26 127 15240 135 11 -7.8 7.8 | 119 6 -5.4 2.9 27 110 16092 95 23 -22.9 2.0 | 82 21 -20.5 -2.8 28 103 16459 110 35 -32.9 12.0 | 103 31 -30.5 7.1 29 100 16630 115 36 -32.6 15.2 | 109 32 -30.2 10.4 30 75 18288 90 24 -24.0 0.0 | 77 22 -21.6 -4.9 31 70 18680 100 28 -27.6 4.9 | 90 25 -25.2 0.0 32 58 19812 85 20 -19.9 -1.7 | 69 19 -17.5 -6.6 33 50 20680 65 19 -17.2 -8.0 | 49 20 -14.8 -12.9 34 45 21336 95 30 -29.9 2.6 | 85 28 -27.5 -2.2 35 35 22860 75 30 -29.0 -7.8 | 65 29 -26.6 -12.6 36 30 23820 95 39 -38.9 3.4 | 88 36 -36.4 -1.5 Wind Parameters Mean winds (0-6000m): 123.5 at 7.2 knts Storm direction: 153.5 at 5.4 knts Shear (0-3000m) pos: 1.4 neg: 0.4 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 111.7 deg Storm rel helicity (0-3000m) pos: 14.0 neg: -6.1 tot: 7.9 m^2/s^2 ave: 2.6 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.25 Bulk Shear: 9.06 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 22 3 350 8| 3.5 0.0 3.5| 5.1 0.0 5.1 10.1 0.53| 5.1 2.7 1000 57 3 359 6| 2.1 0.0 2.1| 8.5 -2.4 6.1 6.1 0.33| 6.2 2.1 1500 96 3 12 5| 1.4 0.7 2.0| 9.9 -2.4 7.5 5.0 0.42| 4.9 2.0 2000 116 5 30 3| 1.8 0.5 2.3| 12.4 -3.2 9.2 4.6 0.45| 4.7 2.1 2500 118 5 45 3| 1.5 0.5 2.0| 12.4 -6.1 6.3 2.5 0.29| 4.3 1.2 3000 117 6 53 4| 1.4 0.4 1.9| 14.0 -6.1 7.9 2.6 0.32| 3.8 1.2 4000 122 7 74 4| 1.6 0.3 1.9| 20.8 -6.3 14.5 3.6 0.40| 3.5 1.4 5000 123 7 78 4| 1.3 0.8 2.0| 20.8 -14.2 6.6 1.3 0.15| 3.5 0.5 6000 124 7 77 4| 1.6 0.8 2.3| 25.2 -15.6 9.6 1.6 0.22| 3.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20251012.00.gif