UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 13 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 25.0 15.0 54 10.0 18.4 40 2 297.2 299.1 291.2 328.1 10.66 1 1000 108 25.4 19.4 69 6.0 21.2 105 7 298.5 301.2 294.4 340.2 14.32 2 971 366 23.2 18.2 73 5.0 19.8 111 10 298.9 301.3 294.0 338.7 13.67 3 925 789 20.8 15.8 73 5.0 17.4 90 17 300.6 302.8 293.5 336.7 12.29 4 855 1466 16.8 10.8 68 6.0 13.0 95 17 303.2 305.0 292.2 331.7 9.56 5 850 1516 16.8 10.8 68 6.0 13.0 95 17 303.7 305.5 292.4 332.4 9.61 6 777 2279 15.0 5.0 51 10.0 9.2 97 14 309.7 311.0 292.1 331.4 7.05 7 776 2290 15.0 5.0 51 10.0 9.1 97 14 309.8 311.2 292.2 331.6 7.06 8 718 2942 9.8 3.8 66 6.0 6.3 104 11 311.1 312.4 292.4 332.8 7.02 9 700 3153 8.8 2.8 66 6.0 5.4 100 12 312.2 313.5 292.6 333.1 6.70 10 647 3802 6.4 -2.6 53 9.0 1.8 95 15 316.6 317.6 292.3 332.2 4.89 11 559 4985 -1.3 -5.8 71 4.5 -3.4 88 12 321.0 321.9 293.2 335.5 4.44 12 535 5335 -1.9 -7.9 63 6.0 -4.7 100 11 324.4 325.2 293.7 337.5 3.94 13 500 5870 -5.7 -11.7 63 6.0 -8.2 115 7 326.1 326.7 293.4 336.6 3.12 14 454 6621 -9.5 -15.5 62 6.0 -11.8 134 7 330.5 331.0 294.1 339.2 2.52 15 446 6758 -9.9 -21.9 37 12.0 -13.7 138 7 331.6 331.9 293.6 336.9 1.48 16 415 7311 -13.3 -26.3 33 13.0 -16.9 152 6 334.2 334.4 293.9 338.1 1.08 17 400 7590 -15.3 -24.3 46 9.0 -17.9 160 6 335.1 335.4 294.3 339.9 1.34 18 358 8418 -21.5 -26.5 64 5.0 -22.8 183 5 337.6 337.8 294.8 342.1 1.22 19 300 9700 -29.9 -38.9 41 9.0 -31.2 270 9 343.2 343.3 295.5 345.0 0.44 20 298 9748 -30.1 -40.1 37 10.0 -31.4 266 9 343.6 343.7 295.6 345.2 0.39 21 281 10163 -33.9 -43.9 36 10.0 -35.0 232 7 344.0 344.0 295.6 345.1 0.28 22 255 10835 -39.9 -45.9 53 6.0 -40.4 225 5 344.8 344.8 295.7 345.8 0.25 23 250 10970 -40.9 -48.9 42 8.0 -41.5 255 6 345.3 345.3 295.7 346.0 0.18 24 217 11919 -48.9 -58.9 30 10.0 -49.3 228 7 347.1 347.2 296.1 347.4 0.06 25 203 12354 -52.7 -57.7 55 5.0 -52.9 211 8 347.8 347.8 296.2 348.2 0.08 26 200 12450 -53.5 -58.5 54 5.0 -53.7 205 8 348.0 348.1 296.3 348.4 0.07 27 154 14073 -67.9 -72.5 52 4.6 -67.9 178 21 350.5 350.5 296.7 350.5 0.01 28 150 14230 -69.1 -73.9 50 4.8 -69.1 175 21 351.1 351.1 296.8 351.1 0.01 29 103 16379 -86.5 -89.2 61 2.7 -86.5 132 44 357.6 357.6 298.2 357.6 0.00 30 101 16486 -86.5 -88.5 70 2.0 -86.5 130 49 359.6 359.6 298.6 359.6 0.00 31 100 16540 -86.7 -88.8 68 2.1 -86.7 130 57 360.2 360.2 298.7 360.2 0.00 32 98 16650 -87.3 -89.6 66 2.3 -87.3 130 56 361.1 361.1 298.9 361.1 0.00 33 93 16938 -82.1 -88.1 35 6.0 -82.1 149 49 376.8 376.8 301.7 376.9 0.00 34 92 16999 -81.7 -86.7 42 5.0 -81.7 153 47 378.8 378.8 302.1 378.8 0.00 35 82 17644 -80.5 -85.5 43 5.0 -80.5 195 32 393.9 393.9 304.3 393.9 0.00 36 78 17931 -73.9 -80.9 33 7.0 -73.9 213 25 413.3 413.3 306.9 413.3 0.01 37 70 18560 -74.7 -81.7 33 7.0 -74.7 290 23 424.6 424.6 308.2 424.6 0.01 38 57 19749 -77.7 -83.7 37 6.0 -77.7 290 28 443.5 443.5 310.2 443.5 0.01 39 50 20510 -73.3 -82.3 24 9.0 -73.4 90 26 470.8 470.8 312.7 470.8 0.01 40 36 22474 -64.7 -78.7 13 14.0 -65.1 539.4 539.4 317.5 539.5 0.02 TRP 98 16650 -87.3 -89.6 66 2.3 -87.3 130 56 361.1 361.1 298.9 361.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 573.86 mb = 4785.59 m = 15700.57 ft Wetbulb zero: 617.00 mb = 4186.30 m = 13734.43 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 63.70 % Est. max temperature: 30.80 C = 87.44 F Sfc-Lift cond lev (LCL): 873.10 mb = 1285.75 m = 4218.29 ft T: 17.86 C 700-500 lapse rate: 5.34 C/km ThetaE index: 8.51 C Layer 971.0- 850.0 mb Conv cond level (CCL): 761.39 mb = 2449.71 m = 8037.02 ft Mean mixing ratio: 13.07 g/kg Conv temperature: 37.96 C = 100.32 F Cap Strength: 3.96 C Lifted Index: 2.07 C Risk: None Lifted Index @300 mb: 5.65 C Lifted Index @700 mb: 1.87 C Showalter Index: 4.42 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 16.50 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 170.60 Risk: None Energy Index: 0.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.08 J/kg Max Up Vert Vel: 4.71 m/s Conv Inhibition (B-): 16702.46 J/kg Cap Strength: 3.96 C Lift Cond Lev (LCL): 886.50 mb = 1154.73 m = 3788.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 127 at 10 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 40 2 -1.3 -1.5 | 319 10 6.5 -7.4 1 1000 108 105 7 -6.8 1.8 | 346 4 1.0 -4.0 2 978 305 115 9 -8.2 3.8 | 12 2 -0.4 -2.0 3 944 610 95 15 -14.9 1.3 | 58 9 -7.2 -4.5 4 925 789 90 17 -17.0 0.0 | 58 11 -9.3 -5.8 5 912 914 95 17 -16.9 1.5 | 65 10 -9.2 -4.3 6 850 1516 95 17 -16.9 1.5 | 65 10 -9.2 -4.3 7 849 1524 95 17 -16.9 1.5 | 65 10 -9.2 -4.3 8 790 2134 95 14 -13.9 1.2 | 53 8 -6.2 -4.6 9 709 3048 105 11 -10.6 2.8 | 44 4 -2.9 -3.0 10 700 3153 100 12 -11.8 2.1 | 47 6 -4.1 -3.7 11 658 3658 95 16 -15.9 1.4 | 62 9 -8.2 -4.4 12 587 4572 95 12 -12.0 1.0 | 41 6 -4.2 -4.8 13 565 4877 85 12 -12.0 -1.0 | 31 8 -4.2 -6.9 14 524 5486 105 10 -9.7 2.6 | 31 4 -1.9 -3.2 15 500 5870 115 7 -6.3 3.0 | 334 3 1.4 -2.9 16 486 6096 120 8 -6.9 4.0 | 336 2 0.8 -1.8 17 400 7590 160 6 -2.1 5.6 | 272 6 5.7 -0.2 18 398 7620 160 6 -2.1 5.6 | 272 6 5.7 -0.2 19 324 9144 205 4 1.7 3.6 | 283 10 9.4 -2.2 20 300 9700 270 9 9.0 -0.0 | 289 18 16.7 -5.8 21 261 10668 190 4 0.7 3.9 | 283 9 8.4 -1.9 22 250 10970 255 6 5.8 1.6 | 288 14 13.5 -4.3 23 208 12192 220 7 4.5 5.4 | 272 12 12.2 -0.5 24 200 12450 205 8 3.4 7.3 | 263 11 11.1 1.4 25 163 13716 185 20 1.7 19.9 | 214 17 9.5 14.1 26 150 14230 175 21 -1.8 20.9 | 201 16 5.9 15.1 27 126 15240 155 31 -13.1 28.1 | 166 23 -5.4 22.3 28 101 16459 130 45 -34.5 28.9 | 131 35 -26.7 23.1 29 100 16540 130 57 -43.7 36.6 | 131 47 -35.9 30.8 30 98 16650 130 56 -42.9 36.0 | 131 46 -35.2 30.2 31 73 18288 235 17 13.9 9.8 | 260 22 21.7 3.9 32 70 18560 290 23 21.6 -7.9 | 295 32 29.4 -13.7 33 56 19812 290 28 26.3 -9.6 | 294 37 34.1 -15.4 34 50 20510 90 26 -26.0 0.0 | 72 19 -18.3 -5.8 35 42 21336 100 41 -40.4 7.1 | 92 33 -32.6 1.3 Wind Parameters Mean winds (0-6000m): 97.0 at 12.9 knts Storm direction: 127.0 at 9.7 knts Shear (0-3000m) pos: 1.6 neg: 0.4 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 86.3 deg Storm rel helicity (0-3000m) pos: 11.9 neg: -5.2 tot: 6.7 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.67 Bulk Shear: 3.02 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 ------------------------------------------------------------------------------- 500 107 9 7 3| 12.5 0.0 12.5| 8.3 0.0 8.3 16.6 0.53| 14.2 7.5 1000 98 12 47 6| 6.2 2.3 8.5| 11.9 0.0 11.9 11.9 0.43| 10.3 4.4 1500 97 14 55 7| 4.2 1.5 5.7| 11.9 0.0 11.9 7.9 0.43| 6.9 2.9 2000 96 14 57 8| 3.1 0.6 3.7| 11.9 -3.2 8.7 4.3 0.32| 5.8 1.9 2500 96 14 56 8| 2.2 0.5 2.7| 11.9 -4.4 7.5 3.0 0.27| 5.1 1.4 3000 97 14 55 7| 1.6 0.4 2.0| 11.9 -5.2 6.7 2.2 0.23| 4.6 1.0 4000 97 14 56 7| 1.2 0.8 2.0| 15.1 -7.0 8.1 2.0 0.21| 4.3 0.9 5000 96 14 53 7| 1.0 0.5 1.5| 15.3 -12.6 2.6 0.5 0.11| 3.9 0.4 6000 97 13 50 7| 0.8 0.4 1.3| 15.5 -15.4 0.1 0.0 0.02| 3.9 0.1 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20251213.00.gif