UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 22 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 1011 5 27.6 15.6 48 12.0 19.6 90 2 299.8 301.8 292.3 332.3 11.08 1 1000 114 26.2 18.2 61 8.0 20.7 360 10 299.4 301.8 293.9 338.1 13.26 2 958 491 22.8 15.8 65 7.0 18.1 39 10 299.6 301.8 292.9 334.3 11.86 3 925 796 21.4 13.4 60 8.0 16.2 60 15 301.2 303.1 292.3 332.1 10.50 4 850 1524 16.4 9.4 63 7.0 12.1 75 20 303.3 304.9 291.6 329.4 8.74 5 841 1614 15.6 9.6 67 6.0 11.9 74 19 303.4 305.1 291.7 330.1 8.96 6 754 2537 12.6 -0.4 41 13.0 5.7 113 9 309.8 310.7 290.3 325.1 4.93 7 742 2671 12.0 3.0 54 9.0 6.9 128 8 310.6 311.8 291.8 330.4 6.41 8 716 2969 9.4 3.4 66 6.0 6.0 161 5 310.9 312.2 292.3 332.0 6.84 9 700 3156 8.2 2.2 66 6.0 4.9 185 3 311.6 312.8 292.1 331.5 6.42 10 596 4463 0.0 -4.8 70 4.8 -2.3 131 7 316.7 317.6 292.0 331.2 4.49 11 591 4531 -0.7 -6.7 64 6.0 -3.4 122 7 316.7 317.4 291.5 329.3 3.92 12 584 4626 2.6 -10.4 38 13.0 -3.1 111 8 321.6 322.2 292.1 331.5 2.97 13 578 4710 3.4 -12.6 30 16.0 -3.4 102 11 323.5 324.0 292.2 332.0 2.51 14 568 4851 2.0 -29.0 8 31.0 -7.0 88 15 323.5 323.6 290.5 325.7 0.61 15 500 5870 -3.1 -33.1 8 30.0 -10.8 80 25 329.3 329.4 292.0 331.0 0.47 16 469 6374 -5.7 -34.7 8 29.0 -12.7 78 23 332.1 332.2 292.7 333.7 0.43 17 436 6941 -10.7 -40.7 6 30.0 -16.4 74 22 332.8 332.8 292.7 333.8 0.25 18 412 7375 -12.5 -41.5 7 29.0 -17.9 72 21 335.9 335.9 293.5 336.8 0.24 19 400 7600 -14.3 -42.3 7 28.0 -19.2 70 21 336.4 336.4 293.6 337.3 0.23 20 347 8663 -21.5 -49.5 6 28.0 -25.0 57 17 340.6 340.6 294.6 341.1 0.12 21 301 9696 -29.1 -49.1 13 20.0 -31.2 40 8 344.0 344.1 295.4 344.6 0.15 22 300 9720 -29.5 -49.5 13 20.0 -31.5 40 8 343.8 343.8 295.4 344.4 0.14 23 250 10990 -39.7 -55.7 17 16.0 -40.6 125 8 347.0 347.1 296.1 347.4 0.08 24 200 12470 -51.9 -64.9 20 13.0 -52.2 110 17 350.6 350.6 296.8 350.7 0.03 25 167 13608 -62.7 -71.7 29 9.0 -62.8 83 12 351.1 351.1 296.9 351.2 0.01 26 150 14260 -67.9 -74.9 36 7.0 -67.9 95 11 353.1 353.1 297.3 353.2 0.01 27 100 16600 -84.9 -87.8 60 2.9 -84.9 45 15 363.7 363.7 299.4 363.7 0.00 28 94 16940 -86.1 -88.3 67 2.2 -86.1 94 14 367.8 367.8 300.2 367.8 0.00 29 91 17117 -87.5 -90.6 56 3.1 -87.5 120 13 368.5 368.5 300.3 368.5 0.00 30 90 17178 -87.5 -89.9 64 2.4 -87.5 117 13 369.6 369.6 300.5 369.6 0.00 31 75 18185 -81.5 -85.5 51 4.0 -81.5 65 18 402.0 402.0 305.5 402.0 0.00 32 74 18261 -81.7 -85.8 50 4.1 -81.7 61 18 403.1 403.1 305.6 403.2 0.00 33 70 18570 -84.7 -87.0 67 2.3 -84.7 50 19 403.2 403.2 305.6 403.2 0.00 34 69 18649 -85.1 -86.5 78 1.4 -85.1 53 20 404.0 404.0 305.7 404.0 0.00 35 67 18811 -86.1 -88.4 66 2.3 -86.1 59 21 405.2 405.2 305.9 405.2 0.00 36 60 19441 -70.9 -79.9 25 9.0 -71.0 82 25 452.2 452.2 311.1 452.3 0.01 37 60 19441 -70.9 -78.9 30 8.0 -71.0 82 25 452.2 452.2 311.1 452.3 0.01 38 52 20287 -71.7 -79.7 29 8.0 -71.8 102 31 469.2 469.2 312.6 469.3 0.01 39 50 20520 -69.9 -78.9 26 9.0 -70.0 105 33 478.8 478.8 313.4 478.9 0.02 40 48 20765 -66.9 -76.9 23 10.0 -67.1 107 37 491.5 491.5 314.4 491.7 0.02 41 38 22188 -64.3 -77.3 15 13.0 -64.7 99 40 532.1 532.1 317.1 532.3 0.03 42 35 22697 -59.3 -74.3 13 15.0 -60.0 92 38 557.8 557.9 318.5 558.2 0.05 43 32 23257 -61.3 -76.3 12 15.0 -62.0 95 38 567.0 567.0 319.0 567.2 0.04 44 30 23660 -58.9 -74.9 11 16.0 -59.9 100 38 584.1 584.1 319.9 584.4 0.05 45 28 24095 -57.1 -73.1 11 16.0 -58.3 600.7 600.7 320.7 601.2 0.07 TRP 91 17117 -87.5 -90.6 56 3.1 -87.5 120 13 368.5 368.5 300.3 368.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5756.00 m Freezing level: 596.00 mb = 4463.28 m = 14643.14 ft Freezing level: 589.52 mb = 4550.96 m = 14930.80 ft Freezing level: 541.33 mb = 5250.68 m = 17226.42 ft Wetbulb zero: 629.54 mb = 4018.35 m = 13183.39 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 50.40 % Est. max temperature: 30.81 C = 87.45 F Sfc-Lift cond lev (LCL): 848.59 mb = 1538.12 m = 5046.28 ft T: 16.28 C 700-500 lapse rate: 4.16 C/km ThetaE index: 8.65 C Layer 958.0- 841.0 mb Conv cond level (CCL): 738.24 mb = 2713.55 m = 8902.62 ft Mean mixing ratio: 11.73 g/kg Conv temperature: 38.43 C = 101.17 F Cap Strength: 5.78 C Lifted Index: 6.08 C Risk: None Lifted Index @300 mb: 7.98 C Lifted Index @700 mb: 2.32 C Showalter Index: 8.42 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 12.50 C K Index: 22.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 177.80 Risk: None Energy Index: 0.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.19 J/kg Max Up Vert Vel: 4.29 m/s Conv Inhibition (B-): 18551.59 J/kg Cap Strength: 5.95 C Lift Cond Lev (LCL): 856.44 mb = 1459.00 m = 4786.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 109 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 1011 5 90 2 -2.0 0.0 | 295 7 6.7 -3.0 1 1000 114 360 10 -0.0 -10.0 | 326 16 8.7 -13.0 2 978 305 15 7 -1.8 -6.8 | 325 12 6.8 -9.8 3 945 610 55 12 -9.8 -6.9 | 7 10 -1.2 -9.9 4 925 796 60 15 -13.0 -7.5 | 22 11 -4.3 -10.5 5 912 914 65 17 -15.4 -7.2 | 33 12 -6.8 -10.2 6 850 1524 75 20 -19.3 -5.2 | 52 13 -10.7 -8.2 7 850 1524 75 20 -19.3 -5.2 | 52 13 -10.7 -8.2 8 791 2134 70 13 -12.2 -4.4 | 25 8 -3.6 -7.5 9 709 3048 170 4 -0.7 3.9 | 264 8 8.0 0.9 10 700 3156 185 3 0.3 3.0 | 270 9 8.9 -0.0 11 658 3658 235 4 3.3 2.3 | 274 12 11.9 -0.7 12 587 4572 115 7 -6.3 3.0 | 272 2 2.3 -0.1 13 566 4877 85 16 -15.9 -1.4 | 59 9 -7.3 -4.4 14 524 5486 85 22 -21.9 -1.9 | 70 14 -13.3 -5.0 15 500 5870 80 25 -24.6 -4.3 | 65 18 -16.0 -7.4 16 486 6096 80 24 -23.6 -4.2 | 64 17 -15.0 -7.2 17 400 7600 70 21 -19.7 -7.2 | 47 15 -11.1 -10.2 18 399 7620 70 21 -19.7 -7.2 | 47 15 -11.1 -10.2 19 324 9144 50 15 -11.5 -9.6 | 13 13 -2.8 -12.7 20 300 9720 40 8 -5.1 -6.1 | 339 10 3.5 -9.2 21 262 10668 75 9 -8.7 -2.3 | 0 5 -0.0 -5.4 22 250 10990 125 8 -6.6 4.6 | 234 3 2.1 1.6 23 209 12192 135 20 -14.1 14.1 | 154 12 -5.5 11.1 24 200 12470 110 17 -16.0 5.8 | 111 8 -7.3 2.8 25 164 13716 80 11 -10.8 -1.9 | 24 5 -2.2 -4.9 26 150 14260 95 11 -11.0 1.0 | 48 3 -2.3 -2.1 27 127 15240 105 16 -15.5 4.1 | 99 7 -6.8 1.1 28 102 16459 35 12 -6.9 -9.8 | 352 13 1.8 -12.9 29 100 16600 45 15 -10.6 -10.6 | 8 14 -2.0 -13.6 30 91 17117 120 13 -11.3 6.5 | 143 4 -2.6 3.5 31 74 18288 60 18 -15.6 -9.0 | 30 14 -6.9 -12.0 32 70 18570 50 19 -14.6 -12.2 | 21 16 -5.9 -15.2 33 56 19812 95 28 -27.9 2.4 | 88 19 -19.2 -0.6 34 50 20520 105 33 -31.9 8.5 | 103 24 -23.2 5.5 35 44 21336 110 45 -42.3 15.4 | 110 36 -33.6 12.4 36 34 22860 90 37 -37.0 0.0 | 84 29 -28.3 -3.0 37 30 23660 100 38 -37.4 6.6 | 97 29 -28.8 3.6 Wind Parameters Mean winds (0-6000m): 79.3 at 12.2 knts Storm direction: 109.3 at 9.2 knts Shear (0-3000m) pos: 2.0 neg: 1.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -33.9 deg Storm rel helicity (0-3000m) pos: 74.7 neg: -15.9 tot: 58.9 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.57 Bulk Shear: 15.99 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 18 8 330 12| 0.0 9.4 9.4| 30.9 -3.2 27.7 55.4 0.61| 17.9 10.9 1000 46 11 357 11| 4.8 4.7 9.4| 56.4 -3.2 53.3 53.3 0.73| 13.8 10.0 1500 58 14 16 11| 4.3 3.1 7.5| 68.3 -3.2 65.2 43.4 0.75| 10.4 7.9 2000 63 15 24 11| 3.3 1.9 5.1| 68.3 -13.8 54.6 27.3 0.54| 9.3 5.0 2500 66 14 26 10| 2.6 1.5 4.1| 70.8 -15.9 55.0 22.0 0.48| 9.6 4.6 3000 68 13 22 9| 2.0 1.2 3.2| 74.7 -15.9 58.9 19.6 0.48| 9.5 4.6 4000 72 11 12 7| 1.4 0.6 2.0| 79.3 -24.1 55.3 13.8 0.40| 8.2 3.3 5000 77 10 14 5| 1.1 2.3 3.4| 81.5 -28.6 52.9 10.6 0.35| 8.7 3.0 6000 79 12 32 6| 0.9 2.5 3.4| 86.1 -34.1 52.0 8.7 0.32| 8.0 2.5 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251222.00.gif