UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 17 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 26.2 17.2 58 9.0 20.1 110 3 298.3 300.6 292.8 334.1 12.29 1 1000 124 26.0 19.0 65 7.0 21.1 75 7 299.1 301.7 294.3 339.9 13.96 2 963 455 22.8 18.2 75 4.6 19.6 82 14 299.2 301.7 294.1 339.3 13.78 3 925 805 20.6 15.6 73 5.0 17.2 85 22 300.4 302.6 293.3 336.0 12.14 4 892 1118 18.6 13.6 73 5.0 15.3 82 24 301.4 303.5 292.8 334.0 11.04 5 850 1532 17.0 10.0 63 7.0 12.6 75 23 304.0 305.6 292.0 331.2 9.11 6 700 3168 9.6 3.6 66 6.0 6.1 95 18 313.1 314.5 293.1 335.3 7.10 7 680 3408 8.4 1.4 61 7.0 4.5 95 17 314.4 315.6 292.8 334.0 6.24 8 626 4085 4.2 -1.8 65 6.0 1.1 88 14 317.1 318.1 292.9 334.2 5.36 9 500 5880 -5.3 -16.3 42 11.0 -9.4 80 15 326.6 327.0 292.8 333.9 2.14 10 448 6736 -9.9 -22.9 34 13.0 -13.9 94 15 331.2 331.5 293.3 336.0 1.35 11 445 6787 -10.3 -23.3 34 13.0 -14.2 95 15 331.3 331.6 293.3 336.0 1.31 12 411 7395 -15.1 -23.1 50 8.0 -17.4 114 16 332.8 333.1 293.8 338.0 1.45 13 408 7450 -15.3 -22.3 55 7.0 -17.4 115 17 333.2 333.5 294.0 338.8 1.57 14 402 7562 -15.3 -26.3 38 11.0 -18.3 119 17 334.6 334.9 294.0 338.7 1.11 15 401 7581 -15.3 -21.3 60 6.0 -17.1 119 17 334.9 335.2 294.6 341.1 1.74 16 400 7600 -15.5 -21.5 60 6.0 -17.4 120 17 334.8 335.2 294.6 341.0 1.72 17 389 7811 -16.3 -20.3 71 4.0 -17.6 119 16 336.5 336.9 295.1 343.5 1.96 18 381 7967 -16.7 -27.7 38 11.0 -19.6 114 16 338.0 338.2 294.7 341.8 1.03 19 371 8167 -17.7 -28.7 38 11.0 -20.4 107 16 339.2 339.4 295.0 342.8 0.96 20 326 9121 -25.7 -32.7 52 7.0 -27.1 76 17 341.0 341.1 295.2 343.8 0.75 21 300 9720 -29.7 -40.7 34 11.0 -31.2 120 1 343.5 343.6 295.5 345.0 0.36 22 293 9886 -31.1 -43.1 30 12.0 -32.6 131 3 343.9 343.9 295.5 345.0 0.29 23 250 10980 -40.9 -49.9 37 9.0 -41.5 175 15 345.3 345.3 295.7 345.9 0.16 24 233 11456 -45.1 -55.1 32 10.0 -45.6 177 17 345.9 345.9 295.8 346.3 0.09 25 206 12269 -52.3 -57.2 55 4.9 -52.5 181 23 347.0 347.0 296.0 347.3 0.08 26 200 12460 -53.9 -60.9 42 7.0 -54.1 185 27 347.4 347.4 296.1 347.6 0.05 27 166 13627 -64.9 -71.9 37 7.0 -65.0 167 33 348.0 348.0 296.2 348.1 0.01 28 150 14240 -68.9 -75.9 36 7.0 -68.9 135 44 351.4 351.4 297.0 351.4 0.01 29 137 14780 -70.3 -80.3 22 10.0 -70.4 159 31 358.2 358.2 298.3 358.2 0.00 30 124 15366 -73.9 -81.9 28 8.0 -73.9 186 19 362.0 362.0 299.1 362.0 0.00 31 100 16590 -83.3 -87.4 49 4.1 -83.3 225 4 366.8 366.8 300.0 366.8 0.00 32 95 16874 -83.9 -87.8 50 3.9 -83.9 215 12 371.0 371.0 300.8 371.0 0.00 33 84 17559 -81.9 -86.3 47 4.4 -81.9 147 10 388.4 388.4 303.6 388.4 0.00 34 73 18338 -84.9 -88.1 56 3.2 -84.9 81 7 397.9 397.9 304.9 398.0 0.00 35 72 18414 -85.3 -88.8 53 3.5 -85.3 91 7 398.7 398.7 305.0 398.7 0.00 36 71 18491 -84.3 -88.9 44 4.6 -84.3 100 6 402.4 402.4 305.5 402.4 0.00 37 70 18570 -79.7 -84.7 43 5.0 -79.7 110 6 413.9 413.9 307.0 413.9 0.00 38 68 18734 -78.9 -85.9 31 7.0 -78.9 91 5 419.0 419.0 307.6 419.1 0.00 39 67 18818 -77.9 -83.9 37 6.0 -77.9 82 5 423.0 423.0 308.0 423.0 0.01 40 51 20384 -75.7 -84.7 23 9.0 -75.7 79 33 462.5 462.5 312.0 462.5 0.01 41 50 20500 -71.5 -82.5 18 11.0 -71.6 100 39 475.0 475.0 313.1 475.0 0.01 42 45 21134 -64.7 -79.7 11 15.0 -65.0 100 41 506.0 506.0 315.4 506.1 0.02 43 44 21271 -63.9 -78.9 11 15.0 -64.3 100 42 511.3 511.3 315.7 511.4 0.02 44 40 21854 -65.1 -80.1 11 15.0 -65.4 104 41 522.4 522.4 316.5 522.5 0.02 45 37 22334 -61.5 -78.5 9 17.0 -62.1 107 40 543.4 543.4 317.7 543.5 0.02 46 30 23640 -59.9 -78.9 7 19.0 -60.8 90 50 581.3 581.4 319.8 581.5 0.03 47 26 24538 -57.7 -76.7 7 19.0 -59.0 86 47 611.9 611.9 321.2 612.2 0.04 TRP 95 16874 -83.9 -87.8 50 3.9 -83.9 215 12 371.0 371.0 300.8 371.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5756.00 m Freezing level: 570.29 mb = 4878.63 m = 16005.80 ft Wetbulb zero: 613.09 mb = 4251.49 m = 13948.28 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 62.29 % Est. max temperature: 31.11 C = 88.00 F Sfc-Lift cond lev (LCL): 887.35 mb = 1163.32 m = 3816.63 ft T: 18.43 C 700-500 lapse rate: 5.49 C/km ThetaE index: 8.68 C Layer 963.0- 700.0 mb Conv cond level (CCL): 796.68 mb = 2077.88 m = 6817.11 ft Mean mixing ratio: 13.17 g/kg Conv temperature: 34.90 C = 94.83 F Cap Strength: 2.55 C Lifted Index: 2.30 C Risk: None Lifted Index @300 mb: 5.55 C Lifted Index @700 mb: 2.55 C Showalter Index: 5.40 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: 26.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 181.00 Risk: None Energy Index: 0.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.27 J/kg Max Up Vert Vel: 3.81 m/s Conv Inhibition (B-): 24422.76 J/kg Cap Strength: 2.56 C Lift Cond Lev (LCL): 886.22 mb = 1174.24 m = 3852.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 111 at 12 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 5 110 3 -2.8 1.0 | 291 9 8.1 -3.1 1 1000 124 75 7 -6.8 -1.8 | 325 7 4.2 -5.9 2 980 305 80 10 -9.8 -1.7 | 350 6 1.1 -5.8 3 946 610 85 18 -17.9 -1.6 | 51 9 -7.0 -5.7 4 925 805 85 22 -21.9 -1.9 | 61 13 -11.0 -6.0 5 913 914 85 24 -23.9 -2.1 | 64 14 -13.0 -6.2 6 851 1524 75 23 -22.2 -6.0 | 48 15 -11.3 -10.1 7 850 1532 75 23 -22.2 -6.0 | 48 15 -11.3 -10.1 8 791 2134 65 13 -11.8 -5.5 | 5 10 -0.9 -9.6 9 710 3048 90 19 -19.0 0.0 | 63 9 -8.1 -4.1 10 700 3168 95 18 -17.9 1.6 | 70 7 -7.0 -2.5 11 659 3658 95 15 -14.9 1.3 | 55 5 -4.0 -2.8 12 588 4572 80 12 -11.8 -2.1 | 8 6 -0.9 -6.2 13 566 4877 65 12 -10.9 -5.1 | 360 9 0.0 -9.2 14 525 5486 70 12 -11.3 -4.1 | 2 8 -0.4 -8.2 15 500 5880 80 15 -14.8 -2.6 | 30 8 -3.8 -6.7 16 486 6096 75 13 -12.6 -3.4 | 12 8 -1.6 -7.5 17 400 7600 120 17 -14.7 8.5 | 139 6 -3.8 4.4 18 399 7620 125 16 -13.1 9.2 | 157 6 -2.2 5.1 19 324 9144 75 17 -16.4 -4.4 | 33 10 -5.5 -8.5 20 300 9720 120 1 -0.9 0.5 | 290 11 10.1 -3.6 21 262 10668 185 10 0.9 10.0 | 244 13 11.8 5.8 22 250 10980 175 15 -1.3 14.9 | 222 14 9.6 10.8 23 208 12192 180 21 0.0 21.0 | 213 20 10.9 16.9 24 200 12460 185 27 2.4 26.9 | 210 26 13.3 22.8 25 163 13716 165 34 -8.8 32.8 | 184 29 2.1 28.7 26 150 14240 135 44 -31.1 31.1 | 143 34 -20.2 27.0 27 126 15240 180 20 0.0 20.0 | 215 19 10.9 15.9 28 102 16459 250 12 11.3 4.1 | 270 22 22.2 -0.0 29 100 16590 225 4 2.8 2.8 | 275 14 13.8 -1.3 30 95 16874 215 12 6.9 9.8 | 252 19 17.8 5.7 31 74 18288 75 7 -6.8 -1.8 | 325 7 4.2 -5.9 32 70 18570 110 6 -5.6 2.1 | 291 6 5.3 -2.1 33 56 19812 330 1 0.5 -0.9 | 294 12 11.4 -5.0 34 50 20500 100 39 -38.4 6.8 | 96 28 -27.5 2.7 35 44 21336 100 42 -41.4 7.3 | 96 31 -30.4 3.2 36 34 22860 110 39 -36.6 13.3 | 110 27 -25.7 9.2 37 30 23640 90 50 -50.0 0.0 | 84 39 -39.1 -4.1 38 25 24384 85 46 -45.8 -4.0 | 77 36 -34.9 -8.1 Wind Parameters Mean winds (0-6000m): 80.6 at 15.6 knts Storm direction: 110.6 at 11.7 knts Shear (0-3000m) pos: 2.4 neg: 1.1 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 129.2 deg Storm rel helicity (0-3000m) pos: 53.7 neg: -42.7 tot: 11.0 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.47 Bulk Shear: 4.95 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 81 9 344 6| 0.0 13.0 13.0| 21.7 0.0 21.7 43.4 0.94| 13.6 12.8 1000 84 15 36 7| 4.4 6.5 10.9| 34.1 -2.2 31.9 31.9 0.74| 11.5 8.5 1500 82 18 46 10| 2.9 4.3 7.2| 34.1 -15.4 18.7 12.5 0.51| 8.9 4.5 2000 79 18 43 10| 2.2 1.7 3.9| 34.1 -38.5 -4.3 -2.2 0.18| 8.8 1.6 2500 78 17 38 10| 2.0 1.3 3.3| 41.4 -42.7 -1.3 -0.5 0.20| 8.1 1.6 3000 79 17 39 10| 2.4 1.1 3.5| 53.7 -42.7 11.0 3.7 0.29| 7.6 2.2 4000 82 17 43 9| 1.6 1.0 2.6| 56.7 -47.4 9.3 2.3 0.21| 6.6 1.4 5000 82 16 38 8| 1.3 1.3 2.5| 56.8 -53.6 3.2 0.6 0.13| 5.9 0.8 6000 81 16 34 8| 1.3 1.1 2.4| 64.9 -55.8 9.1 1.5 0.16| 5.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251217.00.gif