UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 20 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 1010 5 23.2 23.0 99 0.2 23.1 60 1 295.5 298.7 295.9 346.6 17.78 1 1009 15 25.8 18.8 65 7.0 20.9 55 1 298.2 300.7 293.8 337.8 13.66 2 1005 55 26.2 19.2 65 7.0 21.3 35 3 298.9 301.5 294.3 339.9 14.07 3 1000 105 25.8 18.8 65 7.0 20.9 10 5 299.0 301.5 294.1 339.1 13.78 4 944 610 21.4 16.4 73 5.0 18.0 65 12 299.4 301.7 293.3 336.0 12.52 5 925 786 20.2 14.2 68 6.0 16.3 75 14 300.0 302.0 292.4 332.4 11.07 6 858 1433 16.8 9.8 63 7.0 12.5 81 15 302.9 304.6 291.6 329.4 8.90 7 857 1443 16.8 9.8 63 7.0 12.4 81 15 303.0 304.7 291.6 329.6 8.91 8 850 1513 16.8 9.8 63 7.0 12.4 80 15 303.7 305.4 291.9 330.6 8.98 9 753 2538 12.6 2.6 50 10.0 7.0 41 11 309.9 311.1 291.4 328.9 6.14 10 732 2776 13.6 -2.4 33 16.0 5.3 27 8 313.5 314.3 291.0 327.4 4.38 11 700 3150 9.8 1.8 57 8.0 5.4 340 3 313.3 314.5 292.5 332.9 6.24 12 691 3258 9.0 1.0 57 8.0 4.6 327 3 313.6 314.7 292.3 332.3 5.96 13 677 3427 8.0 2.0 66 6.0 4.6 305 2 314.3 315.6 293.0 334.9 6.54 14 635 3954 5.0 -2.0 60 7.0 1.4 298 2 316.7 317.7 292.6 333.4 5.21 15 614 4228 3.8 -3.2 60 7.0 0.2 321 3 318.4 319.4 292.9 334.3 4.92 16 581 4676 2.0 -9.0 44 11.0 -3.0 341 4 321.4 322.0 292.4 332.4 3.33 17 572 4803 2.2 -17.8 21 20.0 -5.3 329 6 323.1 323.4 291.3 328.7 1.65 18 518 5599 -1.7 -27.7 12 26.0 -9.3 334 5 327.6 327.8 291.8 330.4 0.76 19 516 5630 -1.9 -27.9 12 26.0 -9.4 329 5 327.8 327.9 291.9 330.5 0.75 20 500 5880 -4.7 -15.7 42 11.0 -8.9 290 4 327.3 327.8 293.1 335.0 2.25 21 487 6086 -6.9 -13.9 57 7.0 -9.6 276 4 327.1 327.6 293.4 336.2 2.68 22 482 6166 -7.5 -14.5 57 7.0 -10.2 279 4 327.3 327.8 293.3 336.1 2.58 23 420 7221 -14.7 -20.7 60 6.0 -16.6 342 6 331.2 331.6 293.7 337.4 1.75 24 419 7240 -14.7 -20.7 60 6.0 -16.6 344 6 331.5 331.8 293.7 337.6 1.76 25 414 7330 -14.3 -26.3 35 12.0 -17.5 349 6 333.1 333.3 293.6 337.0 1.08 26 400 7590 -15.9 -28.9 32 13.0 -19.1 5 7 334.3 334.5 293.7 337.6 0.88 27 371 8155 -18.1 -46.1 7 28.0 -22.2 4 9 338.7 338.7 294.1 339.3 0.17 28 354 8505 -19.5 -46.5 7 27.0 -23.4 16 11 341.4 341.4 294.8 342.0 0.17 29 300 9710 -30.3 -45.3 22 15.0 -32.0 80 9 342.7 342.7 295.2 343.6 0.22 30 281 10172 -34.7 -45.7 32 11.0 -35.8 158 9 342.8 342.9 295.2 343.7 0.23 31 280 10197 -34.9 -45.9 32 11.0 -36.0 163 8 342.9 342.9 295.2 343.8 0.22 32 250 10980 -40.7 -52.7 26 12.0 -41.5 175 10 345.6 345.6 295.7 346.0 0.12 33 246 11089 -41.7 -53.7 26 12.0 -42.4 183 10 345.7 345.7 295.8 346.1 0.10 34 238 11311 -42.9 -56.9 20 14.0 -43.6 198 9 347.1 347.2 296.1 347.4 0.07 35 234 11425 -42.1 -59.1 14 17.0 -42.9 206 9 350.0 350.0 296.7 350.3 0.06 36 233 11454 -42.1 -59.1 14 17.0 -42.9 208 9 350.5 350.5 296.8 350.7 0.06 37 200 12460 -51.9 -63.9 22 12.0 -52.2 275 9 350.6 350.6 296.8 350.7 0.04 38 181 13100 -58.1 -65.1 40 7.0 -58.2 282 11 350.6 350.6 296.8 350.8 0.03 39 150 14260 -68.1 -73.1 49 5.0 -68.1 280 18 352.8 352.8 297.3 352.8 0.01 40 139 14713 -71.9 -75.9 55 4.0 -71.9 260 18 353.9 353.9 297.5 353.9 0.01 41 136 14841 -72.7 -76.4 57 3.7 -72.7 254 17 354.7 354.7 297.6 354.7 0.01 42 128 15195 -74.5 -80.5 39 6.0 -74.5 238 17 357.6 357.6 298.2 357.6 0.00 43 101 16535 -84.9 -86.6 74 1.7 -84.9 268 18 362.7 362.7 299.2 362.7 0.00 44 100 16590 -85.1 -87.1 70 2.0 -85.1 275 16 363.3 363.3 299.4 363.3 0.00 45 92 17049 -85.7 -89.5 50 3.8 -85.7 370.9 370.9 300.7 370.9 0.00 46 85 17482 -86.9 -89.0 68 2.1 -86.9 376.9 376.9 301.8 377.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 541.54 mb = 5252.13 m = 17231.19 ft Wetbulb zero: 611.68 mb = 4258.88 m = 13972.54 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 50.79 % Est. max temperature: 30.55 C = 87.00 F Sfc-Lift cond lev (LCL): 1007.62 mb = 28.64 m = 93.95 ft T: 25.94 C 700-500 lapse rate: 5.31 C/km ThetaE index: 10.47 C Layer 1000.0- 857.0 mb Conv cond level (CCL): 769.29 mb = 2356.95 m = 7732.67 ft Mean mixing ratio: 12.61 g/kg Conv temperature: 36.54 C = 97.77 F Cap Strength: 5.32 C Lifted Index: 3.66 C Risk: None Lifted Index @300 mb: 6.07 C Lifted Index @700 mb: 3.33 C Showalter Index: 6.24 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 14.50 C K Index: 23.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 151.60 Risk: None Energy Index: 0.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.25 J/kg Max Up Vert Vel: 3.54 m/s Conv Inhibition (B-): 4838.82 J/kg Cap Strength: 5.16 C Lift Cond Lev (LCL): 879.11 mb = 1223.76 m = 4014.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 82 at 6 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 1010 5 60 1 -0.9 -0.5 | 266 5 5.2 0.4 1 1000 105 10 5 -0.9 -4.9 | 308 7 5.2 -4.0 2 977 305 60 8 -6.9 -4.0 | 16 3 -0.9 -3.1 3 944 610 65 12 -10.9 -5.1 | 49 6 -4.8 -4.2 4 925 786 75 14 -13.5 -3.6 | 70 8 -7.5 -2.7 5 911 914 85 15 -14.9 -1.3 | 87 9 -8.9 -0.4 6 850 1513 80 15 -14.8 -2.6 | 79 9 -8.7 -1.7 7 849 1524 80 15 -14.8 -2.6 | 79 9 -8.7 -1.7 8 790 2134 65 18 -16.3 -7.6 | 57 12 -10.3 -6.7 9 709 3048 10 3 -0.5 -3.0 | 290 6 5.5 -2.1 10 700 3150 340 3 1.0 -2.8 | 285 7 7.1 -1.9 11 658 3658 275 2 2.0 -0.2 | 265 8 8.0 0.7 12 587 4572 350 3 0.5 -3.0 | 287 7 6.6 -2.1 13 566 4877 320 7 4.5 -5.4 | 293 11 10.5 -4.5 14 525 5486 350 6 1.0 -5.9 | 305 9 7.1 -5.0 15 500 5880 290 4 3.8 -1.4 | 273 10 9.8 -0.5 16 486 6096 275 4 4.0 -0.3 | 267 10 10.0 0.6 17 400 7590 5 7 -0.6 -7.0 | 318 8 5.4 -6.1 18 398 7620 345 7 1.8 -6.8 | 307 10 7.9 -5.9 19 324 9144 40 14 -9.0 -10.7 | 17 10 -3.0 -9.8 20 300 9710 80 9 -8.9 -1.6 | 77 3 -2.8 -0.7 21 261 10668 245 8 7.3 3.4 | 252 14 13.3 4.3 22 250 10980 175 10 -0.9 10.0 | 205 12 5.2 10.9 23 208 12192 260 8 7.9 1.4 | 261 14 13.9 2.3 24 200 12460 275 9 9.0 -0.8 | 270 15 15.0 0.1 25 164 13716 290 14 13.2 -4.8 | 281 20 19.2 -3.9 26 150 14260 280 18 17.7 -3.1 | 275 24 23.8 -2.2 27 126 15240 235 17 13.9 9.8 | 242 23 20.0 10.7 28 102 16459 260 20 19.7 3.5 | 260 26 25.7 4.4 29 100 16590 275 16 15.9 -1.4 | 271 22 22.0 -0.5 Wind Parameters Mean winds (0-6000m): 51.5 at 8.1 knts Storm direction: 81.5 at 6.1 knts Shear (0-3000m) pos: 2.4 neg: 2.4 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 31.8 deg Storm rel helicity (0-3000m) pos: 25.7 neg: -48.8 tot: -23.2 m^2/s^2 ave: -7.7 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 37.55 Bulk Shear: 0.17 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 51 7 351 4| 9.9 0.0 9.9| 14.5 0.0 14.5 29.1 0.86| 14.1 12.1 1000 67 10 48 5| 7.3 0.0 7.3| 25.7 -0.0 25.7 25.7 0.84| 10.7 9.0 1500 74 12 66 6| 4.8 0.4 5.2| 25.7 -2.6 23.1 15.4 0.75| 7.5 5.6 2000 74 13 67 7| 3.6 1.3 4.9| 25.7 -11.1 14.5 7.3 0.51| 6.7 3.4 2500 70 14 61 8| 2.9 2.1 5.0| 25.7 -33.3 -7.6 -3.0 0.14| 7.3 1.0 3000 69 13 58 7| 2.4 2.4 4.9| 25.7 -48.8 -23.2 -7.7 -0.09| 7.7 -0.7 4000 66 10 45 4| 1.8 2.2 4.0| 27.8 -56.7 -28.9 -7.2 -0.14| 6.5 -0.9 5000 60 9 24 4| 1.6 2.1 3.7| 34.8 -57.0 -22.2 -4.4 -0.07| 5.9 -0.4 6000 52 8 5 4| 1.5 2.0 3.5| 38.6 -71.6 -33.1 -5.5 -0.12| 5.7 -0.7 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251220.00.gif