UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 1 MAY 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 1009 5 31.2 25.2 71 6.0 26.7 70 3 303.6 307.3 299.5 364.3 20.39 1 1000 92 29.4 20.4 58 9.0 23.0 25 6 302.5 305.4 296.1 347.7 15.26 2 925 780 22.8 16.8 69 6.0 18.7 65 10 302.6 305.0 294.7 341.4 13.12 3 903 990 20.6 15.6 73 5.0 17.2 66 13 302.4 304.7 294.1 339.2 12.44 4 850 1514 19.6 11.6 60 8.0 14.4 65 15 306.7 308.6 293.6 337.3 10.15 5 700 3158 10.4 2.4 58 8.0 5.9 40 11 314.0 315.2 292.9 334.4 6.51 6 506 5796 -4.1 -10.1 63 6.0 -6.8 81 7 326.9 327.6 294.0 338.7 3.51 7 500 5890 -4.1 -14.1 46 10.0 -8.1 85 7 328.0 328.6 293.5 336.8 2.57 8 488 6081 -4.5 -29.5 12 25.0 -11.3 80 8 329.8 330.0 292.3 332.3 0.68 9 453 6664 -7.7 -23.7 26 16.0 -12.7 80 7 332.9 333.2 293.7 337.4 1.25 10 432 7032 -10.5 -20.5 44 10.0 -13.8 80 7 333.9 334.3 294.3 340.1 1.73 11 400 7620 -14.3 -26.3 35 12.0 -17.6 80 6 336.4 336.6 294.4 340.5 1.12 12 300 9740 -28.9 -42.9 25 14.0 -30.7 75 5 344.6 344.7 295.7 345.8 0.29 13 285 10103 -31.7 -48.7 17 17.0 -33.4 90 6 345.7 345.8 295.8 346.4 0.16 14 250 11010 -39.1 -44.1 59 5.0 -39.6 100 14 347.9 348.0 296.4 349.2 0.30 15 207 12284 -48.9 -53.8 57 4.9 -49.1 99 26 351.9 351.9 297.1 352.4 0.12 16 200 12510 -51.3 -57.3 49 6.0 -51.5 95 24 351.5 351.5 297.0 351.9 0.08 17 150 14300 -67.5 -72.5 49 5.0 -67.5 115 18 353.8 353.8 297.5 353.9 0.01 18 133 15016 -73.9 -78.9 46 5.0 -73.9 111 20 354.8 354.8 297.7 354.8 0.01 19 104 16421 -83.3 -87.3 50 4.0 -83.3 134 8 362.7 362.7 299.2 362.7 0.00 20 100 16640 -82.9 -87.7 43 4.8 -82.9 110 13 367.6 367.6 300.1 367.6 0.00 21 70 18670 -77.5 -85.5 26 8.0 -77.5 295 25 418.6 418.6 307.6 418.6 0.00 22 50 20640 -68.9 -81.9 14 13.0 -69.1 240 18 481.1 481.1 313.5 481.2 0.01 23 45 21283 -62.7 -78.7 10 16.0 -63.1 249 27 510.9 510.9 315.7 511.0 0.02 24 36 22655 -65.1 -82.1 8 17.0 -65.5 280 10 538.4 538.4 317.4 538.4 0.01 25 31 23568 -65.3 -83.3 7 18.0 -65.7 37 12 561.3 561.3 318.7 561.4 0.01 26 30 23770 -62.1 -82.1 5 20.0 -62.8 70 12 575.3 575.4 319.5 575.5 0.02 27 28 24202 -56.9 -79.9 4 23.0 -58.2 72 19 601.3 601.3 320.7 601.4 0.02 28 21 26043 -52.3 -76.3 4 24.0 -54.9 81 25 666.7 666.7 323.3 667.2 0.06 TRP 36 22655 -65.1 -82.1 8 17.0 -65.5 280 10 538.4 538.4 317.4 538.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 560.86 mb = 5049.83 m = 16567.49 ft Wetbulb zero: 609.88 mb = 4278.06 m = 14035.44 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 61.07 % Est. max temperature: 33.57 C = 92.43 F Sfc-Lift cond lev (LCL): 925.72 mb = 773.15 m = 2536.55 ft T: 22.87 C 700-500 lapse rate: 5.31 C/km ThetaE index: 29.91 C Layer 1000.0- 506.0 mb Conv cond level (CCL): 777.93 mb = 2264.21 m = 7428.43 ft Mean mixing ratio: 14.28 g/kg Conv temperature: 37.68 C = 99.83 F Cap Strength: 3.12 C Lifted Index: 0.74 C Risk: Showers probable Lifted Index @300 mb: 2.31 C Lifted Index @700 mb: 1.24 C Showalter Index: 3.85 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 15.70 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 176.20 Risk: None Energy Index: -0.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.40 J/kg Max Up Vert Vel: 1.67 m/s Conv Inhibition (B-): 24763.26 J/kg Cap Strength: 3.07 C Lift Cond Lev (LCL): 863.88 mb = 1373.65 m = 4506.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 92 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 1009 5 70 3 -2.8 -1.0 | 290 4 3.5 -1.2 1 1000 92 25 6 -2.5 -5.4 | 326 7 3.8 -5.7 2 976 305 65 7 -6.3 -3.0 | 1 3 -0.1 -3.2 3 943 610 65 8 -7.3 -3.4 | 15 4 -1.0 -3.6 4 925 780 65 10 -9.1 -4.2 | 32 5 -2.8 -4.4 5 911 914 65 13 -11.8 -5.5 | 44 8 -5.5 -5.7 6 879 1219 70 15 -14.1 -5.1 | 56 9 -7.8 -5.3 7 850 1514 65 15 -13.6 -6.3 | 48 10 -7.3 -6.6 8 819 1829 75 8 -7.7 -2.1 | 32 3 -1.4 -2.3 9 790 2134 70 9 -8.5 -3.1 | 33 4 -2.2 -3.3 10 762 2438 55 8 -6.6 -4.6 | 3 5 -0.3 -4.8 11 735 2743 55 10 -8.2 -5.7 | 18 6 -1.9 -6.0 12 700 3158 40 11 -7.1 -8.4 | 5 9 -0.8 -8.6 13 658 3658 60 8 -6.9 -4.0 | 9 4 -0.6 -4.2 14 611 4267 65 8 -7.3 -3.4 | 15 4 -1.0 -3.6 15 566 4877 40 3 -1.9 -2.3 | 300 5 4.4 -2.5 16 500 5890 85 7 -7.0 -0.6 | 40 1 -0.7 -0.8 17 487 6096 80 8 -7.9 -1.4 | 45 2 -1.6 -1.6 18 400 7620 80 6 -5.9 -1.0 | 343 1 0.4 -1.3 19 400 7620 95 5 -5.0 0.4 | 260 1 1.3 0.2 20 325 9144 130 7 -5.4 4.5 | 192 4 0.9 4.3 21 300 9740 75 5 -4.8 -1.3 | 316 2 1.5 -1.5 22 263 10668 115 8 -7.3 3.4 | 163 3 -1.0 3.2 23 250 11010 100 14 -13.8 2.4 | 106 8 -7.5 2.2 24 210 12192 100 27 -26.6 4.7 | 102 21 -20.3 4.5 25 200 12510 95 24 -23.9 2.1 | 96 18 -17.6 1.9 26 165 13716 105 23 -22.2 6.0 | 110 17 -15.9 5.7 27 150 14300 115 18 -16.3 7.6 | 126 12 -10.0 7.4 28 127 15240 110 21 -19.7 7.2 | 117 15 -13.4 7.0 29 103 16459 135 7 -4.9 4.9 | 196 5 1.3 4.7 30 100 16640 110 13 -12.2 4.4 | 126 7 -5.9 4.2 31 75 18288 265 13 13.0 1.1 | 267 19 19.2 0.9 32 70 18670 295 25 22.7 -10.6 | 290 31 28.9 -10.8 33 58 19812 315 16 11.3 -11.3 | 303 21 17.6 -11.5 34 50 20640 240 18 15.6 9.0 | 248 24 21.9 8.8 35 45 21336 250 28 26.3 9.6 | 254 34 32.6 9.4 36 36 22655 280 10 9.8 -1.7 | 277 16 16.1 -2.0 37 35 22860 280 10 9.8 -1.7 | 277 16 16.1 -2.0 38 30 23770 70 12 -11.3 -4.1 | 49 7 -5.0 -4.3 39 26 24384 75 26 -25.1 -6.7 | 70 20 -18.8 -6.9 40 18 25908 85 24 -23.9 -2.1 | 83 18 -17.6 -2.3 Wind Parameters Mean winds (0-6000m): 62.0 at 8.4 knts Storm direction: 92.0 at 6.3 knts Shear (0-3000m) pos: 0.3 neg: 1.6 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 79.9 deg Storm rel helicity (0-3000m) pos: 17.3 neg: -8.0 tot: 9.2 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.38 Bulk Shear: 0.59 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 55 7 346 4| 0.0 4.8 4.8| 7.9 0.0 7.9 15.9 0.71| 9.8 7.0 1000 61 8 14 4| 3.1 2.4 5.5| 13.1 0.0 13.1 13.1 0.66| 8.0 5.2 1500 64 11 34 6| 2.0 2.1 4.1| 15.8 -2.9 12.9 8.6 0.56| 6.3 3.5 2000 66 10 36 6| 0.4 1.6 2.0| 15.8 -4.2 11.6 5.8 0.35| 6.6 2.3 2500 66 10 33 5| 0.3 1.4 1.7| 15.9 -6.5 9.5 3.8 0.25| 5.9 1.5 3000 63 10 30 5| 0.3 1.6 1.8| 17.3 -8.0 9.2 3.1 0.23| 5.5 1.2 4000 60 10 24 6| 0.7 1.2 1.9| 18.3 -9.2 9.1 2.3 0.20| 4.8 0.9 5000 60 9 18 5| 0.5 0.7 1.2| 18.9 -14.8 4.1 0.8 0.06| 4.5 0.3 6000 62 8 15 4| 0.7 0.6 1.3| 21.3 -14.8 6.5 1.1 0.13| 4.2 0.5 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250501.12.gif