UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 28 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 25.4 18.4 65 7.0 20.6 150 2 297.5 299.9 293.3 336.0 13.27 1 1008 44 25.2 18.2 65 7.0 20.4 140 4 297.7 300.1 293.3 335.8 13.15 2 1000 122 25.0 18.0 65 7.0 20.2 120 8 298.1 300.5 293.4 336.2 13.09 3 925 803 20.4 14.4 68 6.0 16.5 110 17 300.2 302.2 292.6 333.1 11.22 4 857 1460 17.8 13.5 76 4.3 15.0 96 21 304.1 306.2 293.9 338.1 11.42 5 850 1530 17.4 12.4 72 5.0 14.1 95 21 304.4 306.4 293.4 336.3 10.70 6 810 1940 14.0 8.0 67 6.0 10.4 92 23 305.0 306.5 291.7 330.1 8.34 7 700 3161 8.8 1.8 61 7.0 4.9 115 13 312.2 313.4 292.2 331.7 6.24 8 613 4248 2.6 -3.4 65 6.0 -0.4 125 12 317.2 318.1 292.4 332.8 4.86 9 513 5677 -2.5 -10.5 54 8.0 -6.0 132 13 327.6 328.2 294.0 338.9 3.35 10 500 5880 -4.1 -11.1 58 7.0 -7.1 145 11 328.0 328.7 294.1 339.2 3.28 11 468 6397 -7.9 -13.9 62 6.0 -10.3 134 13 329.6 330.1 294.1 339.2 2.79 12 458 6565 -9.1 -16.1 57 7.0 -11.7 131 13 330.1 330.6 293.9 338.4 2.38 13 400 7600 -14.9 -23.9 46 9.0 -17.5 110 14 335.6 335.9 294.5 340.6 1.39 14 387 7850 -15.7 -28.7 32 13.0 -19.0 117 12 337.8 337.9 294.6 341.2 0.92 15 386 7870 -15.9 -29.9 29 14.0 -19.3 117 12 337.7 337.9 294.5 340.8 0.83 16 300 9720 -30.1 -39.1 41 9.0 -31.4 105 10 343.0 343.0 295.4 344.6 0.43 17 262 10669 -38.1 -43.0 60 4.9 -38.6 125 5 344.8 344.8 295.7 346.1 0.33 18 250 10990 -40.7 -45.5 60 4.8 -41.1 155 14 345.6 345.6 295.9 346.6 0.26 19 200 12470 -53.7 -58.7 54 5.0 -53.8 175 16 347.7 347.7 296.2 348.0 0.07 20 157 13968 -67.3 -72.0 51 4.7 -67.4 148 21 349.6 349.6 296.5 349.6 0.01 21 153 14122 -68.5 -73.3 50 4.8 -68.5 146 24 350.1 350.1 296.7 350.2 0.01 22 150 14240 -69.3 -73.7 53 4.4 -69.4 145 26 350.7 350.7 296.8 350.8 0.01 23 112 15929 -82.5 -83.9 79 1.4 -82.5 136 62 356.6 356.6 298.0 356.6 0.00 24 110 16029 -83.4 -85.2 73 1.8 -83.4 135 64 356.7 356.7 298.0 356.7 0.00 25 109 16080 -83.9 -85.9 71 2.0 -83.9 135 63 356.7 356.7 298.1 356.7 0.00 26 104 16341 -82.3 -85.1 62 2.8 -82.3 132 60 364.6 364.6 299.6 364.6 0.00 27 101 16505 -82.9 -86.5 53 3.6 -82.9 119 51 366.5 366.5 299.9 366.5 0.00 28 100 16560 -83.3 -86.3 59 3.0 -83.3 105 42 366.8 366.8 300.0 366.8 0.00 29 92 17021 -84.5 -86.2 74 1.7 -84.5 98 34 373.3 373.3 301.1 373.3 0.00 30 90 17142 -84.9 -86.9 70 2.0 -84.9 96 32 374.8 374.8 301.4 374.8 0.00 31 87 17331 -81.5 -85.2 53 3.7 -81.5 94 29 385.3 385.3 303.1 385.3 0.00 32 81 17733 -79.5 -82.8 58 3.3 -79.5 88 23 397.4 397.4 304.9 397.4 0.01 33 71 18479 -79.7 -83.6 52 3.9 -79.7 101 9 412.2 412.2 306.8 412.2 0.01 34 70 18560 -76.7 -80.9 51 4.2 -76.7 110 7 420.3 420.3 307.7 420.3 0.01 35 69 18643 -75.7 -79.9 52 4.2 -75.7 101 8 424.2 424.2 308.2 424.2 0.01 36 57 19752 -76.1 -80.1 53 4.0 -76.2 346 15 447.1 447.1 310.6 447.2 0.01 37 50 20520 -71.3 -77.3 40 6.0 -71.4 75 26 475.5 475.5 313.1 475.6 0.02 38 41 21699 -69.9 -77.9 30 8.0 -70.1 104 41 506.7 506.7 315.4 506.9 0.02 39 37 22320 -64.3 -74.3 24 10.0 -64.7 110 49 536.2 536.2 317.3 536.5 0.04 40 30 23610 -62.5 -74.5 18 12.0 -63.1 110 62 574.3 574.3 319.4 574.6 0.05 41 25 24746 -58.3 -71.3 17 13.0 -59.4 110 68 617.1 617.1 321.4 617.8 0.10 TRP 109 16080 -83.9 -85.9 71 2.0 -83.9 135 63 356.7 356.7 298.1 356.7 0.00 WND 110 16029 -83.4 -85.2 73 1.8 -83.4 135 64 356.7 356.7 298.0 356.7 0.00 Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 562.02 mb = 4976.36 m = 16326.43 ft Wetbulb zero: 619.81 mb = 4157.54 m = 13640.06 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 64.13 % Est. max temperature: 31.67 C = 89.00 F Sfc-Lift cond lev (LCL): 913.66 mb = 909.08 m = 2982.51 ft T: 19.98 C 700-500 lapse rate: 4.74 C/km ThetaE index: 8.05 C Layer 850.0- 700.0 mb Conv cond level (CCL): 792.81 mb = 2119.09 m = 6952.30 ft Mean mixing ratio: 12.14 g/kg Conv temperature: 33.94 C = 93.10 F Cap Strength: 5.33 C Lifted Index: 4.96 C Risk: None Lifted Index @300 mb: 7.26 C Lifted Index @700 mb: 2.86 C Showalter Index: 4.26 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 16.50 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 201.80 Risk: None Energy Index: 0.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.27 J/kg Max Up Vert Vel: 3.54 m/s Conv Inhibition (B-): 19294.87 J/kg Cap Strength: 5.29 C Lift Cond Lev (LCL): 874.32 mb = 1287.75 m = 4224.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 141 at 11 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 5 150 2 -1.0 1.7 | 320 9 6.0 -7.1 1 1000 122 120 8 -6.9 4.0 | 359 5 0.1 -4.8 2 979 305 120 13 -11.3 6.5 | 61 5 -4.2 -2.3 3 946 610 110 16 -15.0 5.5 | 67 9 -8.0 -3.4 4 925 803 110 17 -16.0 5.8 | 71 9 -8.9 -3.0 5 913 914 105 17 -16.4 4.4 | 65 10 -9.4 -4.4 6 851 1524 95 21 -20.9 1.8 | 63 16 -13.9 -7.0 7 850 1530 95 21 -20.9 1.8 | 63 16 -13.9 -7.0 8 791 2134 90 24 -24.0 0.0 | 62 19 -17.0 -8.8 9 709 3048 115 15 -13.6 6.3 | 69 7 -6.6 -2.5 10 700 3161 115 13 -11.8 5.5 | 55 6 -4.7 -3.3 11 658 3658 125 10 -8.2 5.7 | 20 3 -1.2 -3.1 12 588 4572 125 13 -10.6 7.5 | 69 4 -3.6 -1.4 13 566 4877 145 11 -6.3 9.0 | 256 1 0.7 0.2 14 525 5486 120 14 -12.1 7.0 | 70 5 -5.1 -1.8 15 500 5880 145 11 -6.3 9.0 | 256 1 0.7 0.2 16 486 6096 140 13 -8.4 10.0 | 130 2 -1.3 1.1 17 400 7600 110 14 -13.2 4.8 | 57 7 -6.1 -4.0 18 399 7620 110 13 -12.2 4.4 | 50 7 -5.2 -4.4 19 324 9144 155 8 -3.4 7.3 | 293 4 3.7 -1.6 20 300 9720 105 10 -9.7 2.6 | 23 7 -2.6 -6.2 21 262 10668 125 5 -4.1 2.9 | 334 7 2.9 -6.0 22 250 10990 155 14 -5.9 12.7 | 196 4 1.1 3.9 23 209 12192 180 16 0.0 16.0 | 224 10 7.0 7.2 24 200 12470 175 16 -1.4 15.9 | 218 9 5.6 7.1 25 163 13716 150 16 -8.0 13.9 | 169 5 -1.0 5.0 26 150 14240 145 26 -14.9 21.3 | 148 15 -7.9 12.5 27 126 15240 145 50 -28.7 41.0 | 146 39 -21.6 32.1 28 110 16029 135 64 -45.3 45.3 | 134 53 -38.2 36.4 29 109 16080 135 63 -44.5 44.5 | 134 52 -37.5 35.7 30 102 16459 130 58 -44.4 37.3 | 127 47 -37.4 28.4 31 100 16560 105 42 -40.6 10.9 | 93 34 -33.5 2.0 32 73 18288 80 14 -13.8 -2.4 | 31 13 -6.8 -11.3 33 70 18560 110 7 -6.6 2.4 | 356 6 0.5 -6.4 34 56 19812 340 15 5.1 -14.1 | 332 26 12.2 -22.9 35 50 20520 75 26 -25.1 -6.7 | 49 24 -18.1 -15.6 36 44 21336 100 36 -35.5 6.3 | 85 29 -28.4 -2.6 37 34 22860 115 55 -49.8 23.2 | 109 45 -42.8 14.4 38 30 23610 110 62 -58.3 21.2 | 104 53 -51.2 12.4 39 25 24384 110 68 -63.9 23.3 | 104 59 -56.9 14.4 Wind Parameters Mean winds (0-6000m): 111.5 at 15.1 knts Storm direction: 141.5 at 11.3 knts Shear (0-3000m) pos: 1.9 neg: 3.8 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 110.2 deg Storm rel helicity (0-3000m) pos: 23.3 neg: -5.6 tot: 17.7 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.24 Bulk Shear: 2.80 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 ------------------------------------------------------------------------------- 500 119 11 33 4| 0.0 13.8 13.8| 12.9 0.0 12.9 25.7 0.69| 14.5 10.1 1000 112 14 57 7| 0.0 8.4 8.4| 14.5 -2.9 11.6 11.6 0.50| 9.6 4.8 1500 107 16 61 9| 0.0 6.8 6.8| 14.5 -4.3 10.3 6.8 0.39| 7.9 3.1 2000 102 17 62 11| 0.0 5.8 5.8| 14.5 -5.0 9.5 4.7 0.34| 6.7 2.3 2500 100 18 63 12| 0.9 4.6 5.6| 21.5 -5.4 16.1 6.5 0.33| 6.5 2.1 3000 101 18 63 12| 1.9 3.8 5.7| 23.3 -5.6 17.7 5.9 0.28| 6.6 1.9 4000 104 17 62 10| 2.0 2.9 4.9| 24.1 -11.0 13.1 3.3 0.17| 5.8 1.0 5000 108 16 63 9| 1.9 2.4 4.4| 25.9 -11.0 14.9 3.0 0.19| 5.4 1.0 6000 111 15 65 8| 2.0 2.4 4.4| 26.6 -11.8 14.8 2.5 0.15| 5.5 0.9 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251228.00.gif