UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 12 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 22.2 11.2 50 11.0 15.5 80 2 294.4 295.9 288.2 318.3 8.28 1 1010 14 25.0 15.0 54 10.0 18.4 83 3 297.3 299.2 291.2 328.3 10.67 2 1007 42 24.6 18.6 69 6.0 20.5 93 4 297.2 299.6 293.4 336.2 13.51 3 1000 107 24.6 18.6 69 6.0 20.5 115 8 297.8 300.2 293.6 337.2 13.61 4 988 213 24.4 18.4 69 6.0 20.3 78 6 298.6 301.1 293.9 338.1 13.60 5 925 788 21.2 15.2 69 6.0 17.2 60 3 301.0 303.2 293.3 335.8 11.82 6 850 1516 17.4 10.4 63 7.0 13.0 260 4 304.4 306.1 292.3 332.4 9.36 7 744 2643 12.2 0.2 44 12.0 5.8 268 1 310.5 311.5 290.8 326.8 5.22 8 708 3057 9.2 3.2 66 6.0 5.8 264 1 311.7 313.0 292.5 332.8 6.82 9 700 3151 8.8 2.8 66 6.0 5.4 180 2 312.2 313.5 292.6 333.1 6.70 10 650 3762 4.8 -0.2 70 5.0 2.1 100 4 314.4 315.5 292.4 332.7 5.81 11 602 4387 2.8 -2.2 70 5.0 0.2 130 6 319.1 320.1 293.4 336.5 5.41 12 573 4786 0.0 -3.9 75 3.9 -2.0 140 7 320.3 321.3 293.4 336.5 5.01 13 549 5128 -2.3 -8.3 63 6.0 -5.0 161 9 321.5 322.3 292.7 333.8 3.73 14 511 5698 -3.5 -11.5 54 8.0 -6.9 195 10 326.7 327.4 293.6 337.2 3.11 15 500 5870 -4.9 -11.9 58 7.0 -7.8 195 9 327.1 327.7 293.7 337.5 3.07 16 450 6686 -10.7 -16.7 61 6.0 -12.9 212 8 329.8 330.2 293.7 337.8 2.30 17 443 6806 -10.9 -20.9 44 10.0 -14.1 216 8 331.0 331.3 293.5 336.8 1.63 18 400 7580 -16.5 -23.5 55 7.0 -18.5 245 9 333.5 333.8 294.0 338.7 1.44 19 399 7599 -16.5 -23.5 55 7.0 -18.5 245 9 333.8 334.1 294.1 339.0 1.44 20 398 7618 -16.5 -27.5 38 11.0 -19.3 245 9 334.0 334.2 293.7 337.7 1.00 21 392 7732 -17.1 -21.9 66 4.8 -18.6 251 9 334.7 335.0 294.5 340.7 1.69 22 390 7770 -16.9 -28.9 35 12.0 -19.8 253 9 335.4 335.6 294.0 338.8 0.90 23 385 7867 -17.3 -30.3 31 13.0 -20.3 258 8 336.2 336.3 294.1 339.1 0.80 24 383 7906 -17.5 -24.5 54 7.0 -19.4 261 8 336.4 336.7 294.7 341.4 1.37 25 380 7964 -17.9 -29.9 34 12.0 -20.7 264 8 336.6 336.8 294.3 339.8 0.84 26 371 8143 -19.1 -23.1 71 4.0 -20.3 274 7 337.3 337.7 295.1 343.2 1.61 27 363 8305 -20.3 -27.3 54 7.0 -22.0 282 7 337.9 338.1 294.8 342.0 1.12 28 361 8345 -20.3 -33.3 30 13.0 -22.9 285 7 338.4 338.5 294.5 340.8 0.64 29 355 8469 -21.3 -32.3 36 11.0 -23.6 292 6 338.7 338.8 294.7 341.4 0.72 30 350 8573 -22.1 -26.6 67 4.5 -23.2 297 6 339.0 339.2 295.1 343.5 1.24 31 330 9004 -24.3 -30.3 58 6.0 -25.6 321 5 341.7 341.9 295.6 345.2 0.93 32 300 9690 -29.9 -35.9 56 6.0 -30.9 330 4 343.2 343.4 295.6 345.5 0.60 33 250 10960 -40.5 -45.5 59 5.0 -40.9 345 10 345.9 345.9 296.0 346.9 0.26 34 200 12440 -53.9 -58.9 54 5.0 -54.1 60 23 347.4 347.4 296.1 347.7 0.07 35 175 13282 -61.1 -66.0 52 4.9 -61.2 60 17 349.1 349.1 296.4 349.2 0.03 36 150 14220 -69.5 -74.4 49 4.9 -69.5 150 2 350.4 350.4 296.7 350.4 0.01 37 145 14421 -71.5 -76.3 49 4.8 -71.5 148 7 350.3 350.3 296.7 350.3 0.01 38 137 14754 -73.5 -79.5 39 6.0 -73.5 145 14 352.5 352.5 297.2 352.5 0.01 39 114 15805 -82.3 -84.8 65 2.5 -82.3 135 31 355.2 355.2 297.7 355.2 0.00 40 111 15954 -83.1 -85.9 62 2.8 -83.1 134 32 356.4 356.4 298.0 356.4 0.00 41 107 16158 -83.3 -87.0 52 3.7 -83.3 133 33 359.8 359.8 298.7 359.8 0.00 42 105 16263 -80.5 -85.3 44 4.8 -80.5 132 34 367.0 367.0 300.0 367.0 0.00 43 103 16372 -79.3 -85.3 37 6.0 -79.3 131 35 371.4 371.4 300.8 371.4 0.00 44 101 16484 -79.3 -86.3 31 7.0 -79.3 117 30 373.4 373.4 301.2 373.5 0.00 45 100 16540 -79.5 -85.5 36 6.0 -79.5 85 15 374.1 374.1 301.3 374.1 0.00 46 85 17453 -83.9 -86.9 59 3.0 -83.9 93 14 383.0 383.0 302.7 383.0 0.00 47 84 17519 -83.9 -87.5 53 3.6 -83.9 93 14 384.3 384.3 302.9 384.3 0.00 48 75 18157 -78.5 -83.5 44 5.0 -78.5 99 13 408.3 408.3 306.3 408.3 0.00 49 70 18550 -79.5 -84.2 46 4.7 -79.5 145 15 414.3 414.3 307.0 414.3 0.00 50 69 18632 -79.3 -84.3 43 5.0 -79.3 149 14 416.4 416.4 307.3 416.5 0.00 51 65 18976 -72.5 -80.5 29 8.0 -72.6 164 12 438.5 438.5 309.7 438.5 0.01 52 59 19547 -70.7 -80.7 21 10.0 -70.8 189 7 454.8 454.8 311.3 454.9 0.01 53 50 20530 -69.5 -80.5 19 11.0 -69.6 70 29 479.7 479.7 313.4 479.8 0.01 54 44 21296 -68.7 -80.7 16 12.0 -68.9 70 37 499.5 499.5 314.9 499.6 0.01 55 41 21724 -64.5 -79.5 11 15.0 -64.8 86 38 520.2 520.2 316.3 520.3 0.02 56 37 22349 -66.9 -79.9 14 13.0 -67.2 110 40 529.5 529.5 316.9 529.6 0.02 57 36 22515 -67.5 -80.5 14 13.0 -67.8 108 40 532.1 532.1 317.1 532.2 0.02 58 30 23620 -65.5 -79.5 13 14.0 -65.9 115 53 566.1 566.1 319.0 566.2 0.02 59 27 24266 -61.9 -76.9 12 15.0 -62.6 121 51 593.5 593.5 320.3 593.8 0.04 TRP 37 22349 -66.9 -79.9 14 13.0 -67.2 110 40 529.5 529.5 316.9 529.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 573.00 mb = 4785.56 m = 15700.47 ft Wetbulb zero: 599.38 mb = 4421.98 m = 14507.63 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 63.38 % Est. max temperature: 31.66 C = 88.99 F Sfc-Lift cond lev (LCL): 859.26 mb = 1422.73 m = 4667.68 ft T: 17.89 C 700-500 lapse rate: 5.04 C/km ThetaE index: 11.34 C Layer 925.0- 708.0 mb Conv cond level (CCL): 765.74 mb = 2399.45 m = 7872.12 ft Mean mixing ratio: 12.66 g/kg Conv temperature: 37.02 C = 98.64 F Cap Strength: 3.69 C Lifted Index: 3.34 C Risk: None Lifted Index @300 mb: 6.26 C Lifted Index @700 mb: 2.22 C Showalter Index: 5.22 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 15.30 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 141.80 Risk: None Energy Index: 1.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.57 J/kg Max Up Vert Vel: 5.01 m/s Conv Inhibition (B-): 23176.85 J/kg Cap Strength: 3.61 C Lift Cond Lev (LCL): 878.07 mb = 1236.28 m = 4056.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 188 at 4 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 80 2 -2.0 -0.3 | 32 5 -2.4 -3.9 1 1000 107 115 8 -7.3 3.4 | 89 8 -7.7 -0.1 2 978 305 45 5 -3.5 -3.5 | 30 8 -4.0 -7.1 3 944 610 70 5 -4.7 -1.7 | 45 7 -5.2 -5.2 4 925 788 60 3 -2.6 -1.5 | 31 6 -3.1 -5.0 5 912 914 55 3 -2.5 -1.7 | 29 6 -2.9 -5.2 6 850 1516 260 4 3.9 0.7 | 309 4 3.5 -2.8 7 849 1524 260 4 3.9 0.7 | 309 4 3.5 -2.8 8 790 2134 265 1 1.0 0.1 | 351 3 0.5 -3.4 9 709 3048 270 1 1.0 -0.0 | 352 4 0.5 -3.5 10 700 3151 180 2 0.0 2.0 | 17 2 -0.5 -1.5 11 657 3658 95 4 -4.0 0.3 | 55 5 -4.5 -3.2 12 587 4572 140 6 -3.9 4.6 | 104 4 -4.3 1.1 13 565 4877 140 7 -4.5 5.4 | 110 5 -5.0 1.8 14 524 5486 195 12 3.1 11.6 | 198 8 2.6 8.1 15 500 5870 195 9 2.3 8.7 | 200 5 1.9 5.2 16 485 6096 190 8 1.4 7.9 | 192 4 0.9 4.4 17 400 7580 245 9 8.2 3.8 | 268 8 7.7 0.3 18 398 7620 245 9 8.2 3.8 | 268 8 7.7 0.3 19 323 9144 330 4 2.0 -3.5 | 348 7 1.5 -7.0 20 300 9690 330 4 2.0 -3.5 | 348 7 1.5 -7.0 21 261 10668 340 5 1.7 -4.7 | 351 8 1.2 -8.2 22 250 10960 345 10 2.6 -9.7 | 351 13 2.1 -13.2 23 208 12192 55 21 -17.2 -12.0 | 49 24 -17.7 -15.6 24 200 12440 60 23 -19.9 -11.5 | 54 25 -20.4 -15.0 25 163 13716 60 14 -12.1 -7.0 | 50 16 -12.6 -10.5 26 150 14220 150 2 -1.0 1.7 | 39 2 -1.5 -1.8 27 126 15240 140 26 -16.7 19.9 | 134 24 -17.2 16.4 28 101 16459 130 36 -27.6 23.1 | 125 34 -28.1 19.6 29 100 16540 85 15 -14.9 -1.3 | 73 16 -15.4 -4.8 30 73 18288 100 13 -12.8 2.3 | 85 13 -13.3 -1.3 31 70 18550 145 15 -8.6 12.3 | 134 13 -9.1 8.8 32 56 19812 200 5 1.7 4.7 | 227 2 1.2 1.2 33 50 20530 70 29 -27.3 -9.9 | 64 31 -27.7 -13.4 34 44 21336 70 37 -34.8 -12.7 | 65 39 -35.2 -16.2 35 37 22349 110 40 -37.6 13.7 | 105 39 -38.1 10.2 36 34 22860 105 41 -39.6 10.6 | 100 41 -40.1 7.1 37 30 23620 115 53 -48.0 22.4 | 111 52 -48.5 18.9 38 25 24384 125 50 -41.0 28.7 | 121 48 -41.4 25.2 Wind Parameters Mean winds (0-6000m): 157.7 at 4.7 knts Storm direction: 187.7 at 3.6 knts Shear (0-3000m) pos: 0.5 neg: 1.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): -40.7 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -33.9 tot: -19.4 m^2/s^2 ave: -6.5 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.17 Bulk Shear: 5.79 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 79 6 52 8| 0.0 3.3 3.3| 10.5 -16.8 -6.3 -12.7 -0.06| 16.9 -1.0 1000 71 5 44 7| 0.0 1.2 1.2| 11.8 -21.7 -9.9 -9.9 -0.15| 10.7 -1.6 1500 65 4 39 7| 0.0 2.1 2.1| 11.8 -33.9 -22.1 -14.7 -0.37| 9.9 -3.6 2000 56 4 33 7| 0.6 1.5 2.1| 13.9 -33.9 -20.0 -10.0 -0.27| 8.0 -2.2 2500 48 3 27 7| 0.6 1.2 1.8| 14.5 -33.9 -19.4 -7.8 -0.25| 6.5 -1.6 3000 34 3 20 6| 0.5 1.0 1.5| 14.5 -33.9 -19.4 -6.5 -0.25| 5.5 -1.3 4000 89 3 44 5| 0.4 0.3 0.7| 17.5 -34.6 -17.0 -4.3 -0.11| 5.2 -0.6 5000 121 4 65 4| 0.6 0.3 0.8| 24.4 -34.6 -10.2 -2.0 0.01| 4.7 0.1 6000 158 5 111 2| 0.9 0.1 1.0| 39.0 -35.1 3.9 0.7 0.14| 5.0 0.7 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251212.00.gif