UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122900.upa.cvt Date: 0000Z 29 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 29 DEC 25 Station: VTSH WMO ident: 48568 Latitude: 7.20 Longitude: 100.60 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 1012 5 24.0 14.0 54 10.0 17.5 10 1 296.1 297.9 290.3 325.0 9.97 1 1009 34 24.2 18.2 69 6.0 20.1 41 2 296.6 299.0 292.9 334.5 13.14 2 1000 122 24.4 18.4 69 6.0 20.3 135 7 297.5 300.0 293.4 336.5 13.43 3 971 379 22.8 16.8 69 6.0 18.8 106 14 298.5 300.7 293.0 334.8 12.49 4 961 470 23.0 16.0 65 7.0 18.3 102 15 299.5 301.7 292.9 334.6 11.98 5 925 802 21.0 14.0 64 7.0 16.4 90 17 300.8 302.8 292.5 332.9 10.92 6 850 1529 16.8 9.8 63 7.0 12.4 85 12 303.7 305.4 291.9 330.6 8.98 7 812 1918 14.4 9.4 72 5.0 11.3 95 15 305.2 306.9 292.4 332.7 9.16 8 700 3164 9.8 2.8 62 7.0 5.8 145 11 313.3 314.6 292.9 334.3 6.70 9 668 3550 7.2 1.2 66 6.0 3.9 114 11 314.6 315.8 292.9 334.4 6.26 10 628 4056 5.4 -4.6 48 10.0 0.4 92 12 318.2 319.0 292.3 332.2 4.33 11 618 4187 4.6 -6.4 45 11.0 -0.7 88 13 318.7 319.5 292.0 331.2 3.83 12 583 4658 0.4 -5.6 64 6.0 -2.5 74 13 319.2 320.0 292.6 333.2 4.32 13 580 4699 0.2 -5.8 64 6.0 -2.7 73 12 319.4 320.3 292.6 333.3 4.28 14 557 5024 0.6 -9.4 47 10.0 -3.9 83 9 323.6 324.3 293.0 334.8 3.37 15 556 5038 0.6 -9.4 47 10.0 -3.9 84 9 323.8 324.5 293.0 335.0 3.37 16 500 5880 -5.9 -11.9 63 6.0 -8.4 135 8 325.8 326.5 293.4 336.2 3.07 17 494 5974 -6.9 -12.9 62 6.0 -9.3 133 8 325.7 326.3 293.2 335.4 2.87 18 488 6070 -7.3 -12.3 67 5.0 -9.4 131 9 326.4 327.0 293.5 336.7 3.05 19 468 6396 -7.9 -14.9 57 7.0 -10.6 135 9 329.6 330.1 293.9 338.4 2.57 20 439 6890 -11.5 -17.5 61 6.0 -13.6 143 9 331.1 331.6 294.0 338.8 2.20 21 430 7049 -10.7 -21.7 40 11.0 -14.2 146 9 334.1 334.4 294.3 339.7 1.57 22 405 7506 -14.7 -22.7 51 8.0 -17.1 153 9 334.7 335.0 294.4 340.2 1.52 23 400 7600 -15.3 -23.3 50 8.0 -17.7 155 9 335.1 335.4 294.4 340.4 1.46 24 380 7987 -16.7 -30.7 29 14.0 -20.0 151 9 338.2 338.4 294.6 341.1 0.78 25 300 9720 -29.9 -44.9 22 15.0 -31.6 95 13 343.2 343.3 295.3 344.2 0.23 26 297 9791 -30.5 -46.5 19 16.0 -32.2 98 13 343.4 343.4 295.3 344.2 0.20 27 264 10616 -37.3 -45.3 43 8.0 -38.1 133 15 345.2 345.2 295.8 346.2 0.25 28 250 10990 -40.5 -50.5 33 10.0 -41.2 165 11 345.9 345.9 295.8 346.5 0.15 29 200 12470 -53.3 -61.3 37 8.0 -53.5 160 18 348.4 348.4 296.3 348.6 0.05 30 150 14250 -69.1 -74.1 48 5.0 -69.1 140 33 351.1 351.1 296.8 351.1 0.01 31 131 15046 -76.7 -81.7 45 5.0 -76.7 136 31 351.3 351.3 296.9 351.3 0.00 32 110 16035 -83.3 -86.9 53 3.6 -83.3 129 45 356.9 356.9 298.1 356.9 0.00 33 105 16296 -80.9 -85.9 43 5.0 -80.9 126 50 366.3 366.3 299.9 366.3 0.00 34 100 16570 -82.3 -87.3 42 5.0 -82.3 110 45 368.7 368.7 300.4 368.7 0.00 35 94 16914 -84.3 -88.4 48 4.1 -84.3 105 34 371.4 371.4 300.8 371.4 0.00 36 93 16973 -84.3 -88.8 45 4.5 -84.3 372.5 372.5 301.0 372.5 0.00 37 88 17282 -79.9 -85.9 36 6.0 -79.9 387.3 387.3 303.4 387.3 0.00 38 78 17964 -80.7 -85.7 43 5.0 -80.7 399.2 399.2 305.1 399.2 0.00 TRP 94 16914 -84.3 -88.4 48 4.1 -84.3 105 34 371.4 371.4 300.8 371.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 550.83 mb = 5116.01 m = 16784.62 ft Wetbulb zero: 624.14 mb = 4106.46 m = 13472.47 ft Precipitable water: 1.68 inches Sfc-500 mean rel hum: 61.38 % Est. max temperature: 31.14 C = 88.06 F Sfc-Lift cond lev (LCL): 873.63 mb = 1293.27 m = 4242.96 ft T: 18.16 C 700-500 lapse rate: 5.78 C/km ThetaE index: 5.88 C Layer 971.0- 812.0 mb Conv cond level (CCL): 764.31 mb = 2426.03 m = 7959.32 ft Mean mixing ratio: 12.02 g/kg Conv temperature: 36.40 C = 97.53 F Cap Strength: 4.80 C Lifted Index: 3.34 C Risk: None Lifted Index @300 mb: 7.67 C Lifted Index @700 mb: 3.98 C Showalter Index: 5.04 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 15.70 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 149.60 Risk: None Energy Index: 1.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.34 J/kg Max Up Vert Vel: 6.22 m/s Conv Inhibition (B-): 5846.62 J/kg Cap Strength: 4.70 C Lift Cond Lev (LCL): 872.48 mb = 1304.61 m = 4280.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 130 at 9 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 1012 5 10 1 -0.2 -1.0 | 315 10 6.8 -6.9 1 1000 122 135 7 -4.9 4.9 | 295 2 2.0 -0.9 2 979 305 110 13 -12.2 4.4 | 75 5 -5.3 -1.5 3 946 610 95 17 -16.9 1.5 | 66 11 -10.0 -4.4 4 925 802 90 17 -17.0 0.0 | 60 12 -10.0 -5.9 5 913 914 85 16 -15.9 -1.4 | 51 12 -9.0 -7.3 6 850 1524 80 12 -11.8 -2.1 | 31 9 -4.9 -8.0 7 850 1529 85 12 -12.0 -1.0 | 36 9 -5.0 -6.9 8 791 2134 100 17 -16.7 3.0 | 73 10 -9.8 -2.9 9 710 3048 130 10 -7.7 6.4 | 127 1 -0.7 0.5 10 700 3164 145 11 -6.3 9.0 | 192 3 0.7 3.1 11 658 3658 105 11 -10.6 2.8 | 50 5 -3.7 -3.1 12 588 4572 75 14 -13.5 -3.6 | 35 12 -6.6 -9.5 13 566 4877 70 9 -8.5 -3.1 | 9 9 -1.5 -9.0 14 525 5486 130 9 -6.9 5.8 | 330 0 0.1 -0.1 15 500 5880 135 8 -5.7 5.7 | 281 1 1.3 -0.2 16 486 6096 130 9 -6.9 5.8 | 330 0 0.1 -0.1 17 400 7600 155 9 -3.8 8.2 | 234 4 3.2 2.3 18 399 7620 165 7 -1.8 6.8 | 260 5 5.1 0.9 19 324 9144 105 17 -16.4 4.4 | 81 10 -9.5 -1.5 20 300 9720 95 13 -13.0 1.1 | 51 8 -6.0 -4.8 21 262 10668 135 15 -10.6 10.6 | 142 6 -3.6 4.7 22 250 10990 165 11 -2.8 10.6 | 221 6 4.1 4.7 23 209 12192 185 11 1.0 11.0 | 237 9 7.9 5.1 24 200 12470 160 18 -6.2 16.9 | 184 11 0.8 11.0 25 164 13716 145 27 -15.5 22.1 | 152 18 -8.5 16.2 26 150 14250 140 33 -21.2 25.3 | 144 24 -14.3 19.4 27 126 15240 135 31 -21.9 21.9 | 137 22 -15.0 16.0 28 102 16459 125 53 -43.4 30.4 | 124 44 -36.5 24.5 29 100 16570 110 45 -42.3 15.4 | 105 37 -35.3 9.5 Wind Parameters Mean winds (0-6000m): 100.3 at 12.2 knts Storm direction: 130.3 at 9.1 knts Shear (0-3000m) pos: 2.9 neg: 1.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 160.6 deg Storm rel helicity (0-3000m) pos: 25.7 neg: -21.4 tot: 4.3 m^2/s^2 ave: 1.4 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 19.51 Bulk Shear: 0.99 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 ------------------------------------------------------------------------------- 500 111 10 53 4| 16.1 0.0 16.1| 4.3 -1.2 3.1 6.2 0.31| 19.3 6.0 1000 98 14 59 8| 8.1 2.2 10.3| 4.3 -13.5 -9.2 -9.2 0.07| 12.7 0.9 1500 93 14 52 8| 5.4 2.0 7.4| 4.3 -21.4 -17.1 -11.4 -0.04| 9.6 -0.4 2000 92 14 52 9| 5.3 1.5 6.8| 17.2 -21.4 -4.2 -2.1 0.12| 8.7 1.1 2500 95 14 57 8| 4.1 1.2 5.3| 24.2 -21.4 2.8 1.1 0.18| 8.1 1.5 3000 98 14 60 8| 2.9 1.0 3.9| 25.7 -21.4 4.3 1.4 0.20| 7.6 1.5 4000 102 13 62 7| 2.1 1.4 3.5| 26.4 -26.2 0.3 0.1 0.07| 7.3 0.5 5000 98 13 54 7| 1.6 1.5 3.1| 27.8 -41.9 -14.0 -2.8 -0.02| 7.0 -0.1 6000 100 12 53 6| 1.8 1.2 3.1| 29.6 -41.9 -12.4 -2.1 -0.01| 6.6 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251229.00.gif