UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 1 DEC 25 Station: VTBC WMO ident: 48480 Latitude: 12.60 Longitude: 102.12 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1011 4 20.0 18.1 89 1.9 18.7 0 0 292.2 294.6 291.5 329.2 13.03 1 1007 39 19.8 18.0 89 1.8 18.6 340 1 292.4 294.7 291.5 329.2 13.00 2 1000 100 21.8 16.8 73 5.0 18.5 305 2 295.0 297.1 291.6 329.7 12.12 3 993 161 23.8 16.8 65 7.0 19.1 302 2 297.5 299.8 292.5 332.9 12.21 4 962 439 23.6 13.6 53 10.0 17.1 310 2 300.1 301.9 291.7 330.1 10.22 5 932 715 22.2 13.2 57 9.0 16.4 29 3 301.4 303.2 292.2 331.7 10.28 6 925 781 21.8 12.8 57 9.0 16.0 65 4 301.6 303.5 292.1 331.4 10.09 7 850 1509 17.0 12.0 72 5.0 13.8 115 8 304.0 305.9 293.0 335.0 10.42 8 846 1549 16.6 13.3 81 3.3 14.4 116 8 303.9 306.1 293.8 338.0 11.42 9 839 1620 17.6 6.6 48 11.0 11.1 117 8 305.7 307.1 291.1 327.8 7.30 10 828 1733 17.8 2.8 37 15.0 9.4 120 8 307.1 308.1 290.1 324.4 5.66 11 791 2122 16.8 -10.2 15 27.0 4.8 130 7 310.1 310.5 287.8 317.2 2.22 12 700 3153 12.0 -14.0 15 26.0 1.2 100 5 315.8 316.1 289.3 321.9 1.85 13 695 3213 11.8 -17.2 12 29.0 0.5 102 5 316.2 316.5 289.0 321.0 1.43 14 689 3286 11.6 -9.4 22 21.0 2.0 104 6 316.8 317.3 290.5 325.7 2.72 15 679 3408 10.6 -12.4 18 23.0 0.8 107 6 317.0 317.4 290.0 324.2 2.17 16 670 3519 9.4 2.4 62 7.0 5.4 111 6 316.8 318.2 293.9 338.4 6.81 17 649 3782 7.4 1.4 66 6.0 4.0 113 7 317.5 318.7 293.9 338.3 6.54 18 639 3910 7.2 -2.8 49 10.0 2.0 111 7 318.7 319.6 292.9 334.4 4.87 19 576 4754 0.6 -3.6 73 4.2 -1.5 108 11 320.5 321.5 293.6 337.1 5.09 20 565 4909 1.6 -7.4 51 9.0 -2.7 114 15 323.5 324.2 293.4 336.3 3.88 21 560 4981 2.4 -18.6 19 21.0 -5.4 111 16 325.3 325.6 291.9 330.7 1.57 22 539 5290 1.4 -31.6 6 33.0 -7.8 99 19 327.6 327.7 291.6 329.5 0.50 23 500 5890 -3.3 -34.3 7 31.0 -10.9 95 22 329.0 329.1 291.9 330.6 0.42 24 450 6710 -10.9 -23.9 33 13.0 -14.7 91 23 329.5 329.8 292.8 333.9 1.23 25 444 6813 -10.1 -30.1 18 20.0 -15.2 90 23 331.8 332.0 292.9 334.4 0.71 26 438 6918 -10.3 -39.3 7 29.0 -16.1 90 24 332.8 332.9 292.8 334.0 0.29 27 402 7572 -14.3 -53.3 2 39.0 -19.5 85 26 335.9 335.9 293.4 336.2 0.07 28 400 7610 -14.3 -52.3 2 38.0 -19.5 85 26 336.4 336.4 293.5 336.7 0.08 29 380 7996 -16.9 -54.9 2 38.0 -21.5 85 25 337.9 338.0 293.9 338.2 0.06 30 300 9720 -30.1 -57.1 5 27.0 -32.2 85 28 343.0 343.0 295.1 343.2 0.06 31 251 10963 -39.7 -63.7 6 24.0 -40.8 75 25 346.6 346.7 295.9 346.8 0.03 32 250 10990 -40.1 -63.1 7 23.0 -41.1 75 25 346.4 346.5 295.8 346.6 0.03 33 236 11382 -43.5 -58.5 18 15.0 -44.2 72 22 347.1 347.1 296.0 347.3 0.06 34 220 11853 -46.5 -62.5 15 16.0 -47.0 68 19 349.5 349.5 296.5 349.6 0.04 35 200 12480 -51.9 -63.9 22 12.0 -52.2 50 12 350.6 350.6 296.8 350.7 0.04 36 198 12545 -52.5 -64.5 22 12.0 -52.8 51 12 350.6 350.6 296.8 350.8 0.03 37 194 12676 -53.3 -76.3 4 23.0 -53.7 52 11 351.4 351.4 297.0 351.4 0.01 38 165 13697 -61.3 -72.3 22 11.0 -61.4 65 7 354.7 354.7 297.7 354.7 0.01 39 150 14280 -65.9 -76.9 20 11.0 -66.0 35 10 356.6 356.6 298.0 356.6 0.01 40 120 15598 -76.9 -84.9 27 8.0 -76.9 61 11 359.9 359.9 298.7 359.9 0.00 41 109 16146 -80.3 -86.3 36 6.0 -80.3 89 12 363.5 363.5 299.4 363.5 0.00 42 100 16630 -82.5 -90.5 24 8.0 -82.5 140 16 368.3 368.3 300.2 368.3 0.00 43 79 17925 -89.7 -94.6 38 4.9 -89.7 115 23 379.1 379.1 302.1 379.1 0.00 44 75 18205 -89.3 -95.3 31 6.0 -89.3 115 23 385.7 385.7 303.1 385.7 0.00 45 72 18429 -82.9 -92.9 16 10.0 -82.9 98 23 403.8 403.8 305.7 403.8 0.00 46 70 18590 -74.7 -87.7 12 13.0 -74.7 80 23 424.6 424.6 308.2 424.6 0.00 47 68 18759 -73.3 -89.3 7 16.0 -73.4 79 22 431.1 431.1 309.0 431.1 0.00 48 60 19487 -75.9 -89.9 9 14.0 -76.0 76 18 441.0 441.0 310.0 441.0 0.00 49 54 20098 -75.1 -91.1 7 16.0 -75.2 89 20 456.4 456.4 311.4 456.4 0.00 50 50 20550 -70.1 -92.1 3 22.0 -70.2 110 27 478.3 478.3 313.3 478.3 0.00 51 43 21455 -64.9 -91.9 1 27.0 -65.3 94 25 512.2 512.2 315.8 512.2 0.00 52 43 21455 -64.9 -91.9 1 27.0 -65.3 94 25 512.2 512.2 315.8 512.2 0.00 53 30 23680 -58.3 -89.3 1 31.0 -59.4 85 30 585.7 585.7 319.9 585.7 0.00 54 27 24342 -59.1 -89.1 1 30.0 -60.2 82 31 601.4 601.4 320.7 601.4 0.01 TRP 79 17925 -89.7 -94.6 38 4.9 -89.7 115 23 379.1 379.1 302.1 379.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 527.38 mb = 5468.64 m = 17941.50 ft Wetbulb zero: 603.24 mb = 4378.24 m = 14364.12 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 40.05 % Est. max temperature: 31.40 C = 88.52 F Sfc-Lift cond lev (LCL): 983.37 mb = 246.62 m = 809.10 ft T: 23.74 C 700-500 lapse rate: 5.59 C/km ThetaE index: 20.74 C Layer 839.0- 700.0 mb Conv cond level (CCL): 665.90 mb = 3569.36 m = 11710.34 ft Mean mixing ratio: 10.91 g/kg Conv temperature: 44.81 C = 112.65 F Cap Strength: 8.41 C Lifted Index: 7.40 C Risk: None Lifted Index @300 mb: 9.43 C Lifted Index @700 mb: 7.29 C Showalter Index: 5.62 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 15.30 C K Index: 6.30 Risk: None Sweat Index: 182.00 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.78 J/kg Max Up Vert Vel: 7.72 m/s Conv Inhibition (B-): 23082.84 J/kg Cap Strength: 8.29 C Lift Cond Lev (LCL): 852.50 mb = 1483.71 m = 4867.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 132 at 7 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 1011 4 0 0 -0.0 -0.0 | 312 7 4.8 -4.4 1 1000 100 305 2 1.6 -1.1 | 311 9 6.5 -5.5 2 977 305 295 3 2.7 -1.3 | 307 9 7.5 -5.7 3 943 610 330 1 0.5 -0.9 | 315 7 5.3 -5.3 4 925 781 65 4 -3.6 -1.7 | 349 6 1.2 -6.1 5 911 914 70 6 -5.6 -2.1 | 7 6 -0.8 -6.4 6 850 1509 115 8 -7.3 3.4 | 67 3 -2.4 -1.0 7 848 1524 115 8 -7.3 3.4 | 67 3 -2.4 -1.0 8 790 2134 130 7 -5.4 4.5 | 101 1 -0.5 0.1 9 709 3048 85 5 -5.0 -0.4 | 2 5 -0.2 -4.8 10 700 3153 100 5 -4.9 0.9 | 2 4 -0.1 -3.5 11 658 3658 115 7 -6.3 3.0 | 47 2 -1.5 -1.4 12 588 4572 100 6 -5.9 1.0 | 18 4 -1.1 -3.3 13 566 4877 115 15 -13.6 6.3 | 103 9 -8.8 1.9 14 525 5486 90 21 -21.0 0.0 | 75 17 -16.2 -4.4 15 500 5890 95 22 -21.9 1.9 | 82 17 -17.1 -2.5 16 487 6096 95 21 -20.9 1.8 | 81 16 -16.1 -2.6 17 400 7610 85 26 -25.9 -2.3 | 72 22 -21.1 -6.7 18 399 7620 85 25 -24.9 -2.2 | 72 21 -20.1 -6.6 19 325 9144 85 27 -26.9 -2.4 | 73 23 -22.1 -6.7 20 300 9720 85 28 -27.9 -2.4 | 74 24 -23.1 -6.8 21 262 10668 75 29 -28.0 -7.5 | 63 26 -23.2 -11.9 22 250 10990 75 25 -24.1 -6.5 | 61 22 -19.3 -10.9 23 209 12192 65 17 -15.4 -7.2 | 42 16 -10.6 -11.6 24 200 12480 50 12 -9.2 -7.7 | 20 13 -4.4 -12.1 25 164 13716 65 7 -6.3 -3.0 | 12 8 -1.5 -7.3 26 150 14280 35 10 -5.7 -8.2 | 4 13 -0.9 -12.6 27 127 15240 45 11 -7.8 -7.8 | 14 13 -3.0 -12.2 28 103 16459 105 12 -11.6 3.1 | 79 7 -6.8 -1.3 29 100 16630 140 16 -10.3 12.3 | 145 10 -5.5 7.9 30 79 17925 115 23 -20.8 9.7 | 108 17 -16.0 5.3 31 74 18288 115 23 -20.8 9.7 | 108 17 -16.0 5.3 32 70 18590 80 23 -22.7 -4.0 | 65 20 -17.8 -8.4 33 57 19812 75 16 -15.5 -4.1 | 51 14 -10.6 -8.5 34 50 20550 110 27 -25.4 9.2 | 103 21 -20.6 4.8 35 44 21336 95 23 -22.9 2.0 | 82 18 -18.1 -2.4 36 34 22860 85 42 -41.8 -3.7 | 78 38 -37.0 -8.1 37 30 23680 85 30 -29.9 -2.6 | 74 26 -25.1 -7.0 38 25 24384 80 31 -30.5 -5.4 | 69 28 -25.7 -9.8 39 23 24689 80 32 -31.5 -5.6 | 70 28 -26.7 -9.9 Wind Parameters Mean winds (0-6000m): 102.4 at 8.7 knts Storm direction: 132.4 at 6.5 knts Shear (0-3000m) pos: 1.5 neg: 1.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 51.0 deg Storm rel helicity (0-3000m) pos: 20.0 neg: -3.4 tot: 16.6 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.95 Bulk Shear: 15.27 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 ------------------------------------------------------------------------------- 500 301 2 310 9| 0.0 1.7 1.7| 2.4 -1.8 0.6 1.1 0.05| 4.8 0.2 1000 18 3 331 8| 3.7 0.9 4.6| 15.5 -1.8 13.7 13.7 0.57| 6.7 3.8 1500 79 4 354 5| 3.3 0.6 3.9| 19.7 -1.8 17.8 11.9 0.62| 6.2 3.8 2000 100 5 4 4| 2.3 0.4 2.7| 19.9 -1.8 18.1 9.1 0.59| 5.1 3.0 2500 107 5 8 3| 1.8 0.7 2.5| 20.0 -2.2 17.7 7.1 0.47| 4.6 2.2 3000 107 5 9 3| 1.5 1.0 2.6| 20.0 -3.4 16.6 5.5 0.37| 4.3 1.6 4000 107 6 12 3| 1.4 0.8 2.2| 21.4 -3.8 17.6 4.4 0.37| 3.8 1.4 5000 108 6 26 3| 2.2 0.7 2.9| 31.1 -6.6 24.5 4.9 0.39| 4.3 1.7 6000 102 9 55 4| 1.9 1.1 3.0| 39.9 -24.9 15.0 2.5 0.26| 4.5 1.1 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20251201.00.gif