UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:0000Z 21 APR 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 26.6 24.8 90 1.8 25.3 170 2 298.8 302.4 298.1 356.8 19.86 1 1000 106 26.4 20.4 70 6.0 22.2 115 16 299.5 302.3 295.3 344.1 15.26 2 925 792 22.8 16.8 69 6.0 18.7 295 14 302.6 305.0 294.7 341.4 13.12 3 850 1523 18.4 12.4 68 6.0 14.5 95 3 305.4 307.4 293.7 337.5 10.70 4 700 3168 10.2 2.2 58 8.0 5.7 95 10 313.8 315.0 292.7 333.9 6.42 5 630 4038 6.8 -10.2 29 17.0 -0.8 109 13 319.5 320.0 291.3 328.7 2.79 6 533 5386 -2.9 -7.9 68 5.0 -5.2 125 12 323.5 324.3 293.5 336.6 3.96 7 500 5890 -5.7 -14.7 49 9.0 -9.2 130 11 326.1 326.6 292.9 334.4 2.45 8 442 6849 -10.3 -25.3 28 15.0 -14.6 120 14 332.0 332.2 293.3 336.0 1.11 9 411 7405 -14.7 -19.7 66 5.0 -16.3 116 18 333.3 333.7 294.4 340.2 1.95 10 400 7610 -15.5 -25.5 42 10.0 -18.3 115 19 334.8 335.1 294.1 339.2 1.20 11 378 8036 -16.7 -36.7 16 20.0 -20.7 110 18 338.7 338.8 294.4 340.4 0.44 12 355 8505 -20.3 -43.3 11 23.0 -23.8 104 20 340.0 340.1 294.6 340.9 0.23 13 300 9730 -29.5 -46.5 18 17.0 -31.4 95 22 343.8 343.8 295.4 344.6 0.20 14 250 11000 -40.3 -52.3 27 12.0 -41.1 85 21 346.2 346.2 295.9 346.7 0.12 15 200 12480 -52.3 -64.3 22 12.0 -52.6 100 18 349.9 350.0 296.7 350.1 0.03 16 150 14280 -67.5 -76.5 27 9.0 -67.5 80 28 353.8 353.8 297.4 353.8 0.01 17 127 15261 -75.9 -79.9 53 4.0 -75.9 80 36 355.9 355.9 297.9 355.9 0.01 18 114 15879 -79.5 -84.5 43 5.0 -79.5 80 33 360.4 360.4 298.8 360.4 0.00 19 100 16620 -80.5 -85.5 43 5.0 -80.5 95 28 372.2 372.2 300.9 372.2 0.00 20 88 17342 -83.3 -87.7 46 4.4 -83.3 95 18 380.4 380.4 302.3 380.5 0.00 21 70 18630 -81.1 -88.1 30 7.0 -81.1 305 7 410.9 410.9 306.6 410.9 0.00 22 58 19719 -66.7 -81.7 10 15.0 -66.9 249 3 466.1 466.1 312.3 466.1 0.01 23 50 20610 -67.1 -83.1 9 16.0 -67.3 240 13 485.4 485.4 313.9 485.4 0.01 24 30 23770 -58.1 -79.1 5 21.0 -59.2 205 8 586.2 586.3 320.0 586.4 0.03 25 22 25735 -55.7 -77.7 5 22.0 -57.5 174 8 647.8 647.8 322.6 648.1 0.04 TRP 88 17342 -83.3 -87.7 46 4.4 -83.3 95 18 380.4 380.4 302.3 380.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 562.00 mb = 4983.21 m = 16348.92 ft Wetbulb zero: 638.62 mb = 3925.82 m = 12879.82 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 57.72 % Est. max temperature: 32.80 C = 91.05 F Sfc-Lift cond lev (LCL): 985.39 mb = 235.49 m = 772.60 ft T: 25.72 C 700-500 lapse rate: 5.84 C/km ThetaE index: 28.07 C Layer 1000.0- 533.0 mb Conv cond level (CCL): 802.25 mb = 2012.89 m = 6603.89 ft Mean mixing ratio: 14.35 g/kg Conv temperature: 35.73 C = 96.31 F Cap Strength: 2.90 C Lifted Index: -0.27 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.59 C Lifted Index @700 mb: 1.51 C Showalter Index: 2.13 C Risk: Showers probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 18.10 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 165.80 Risk: None Energy Index: -0.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.20 J/kg Max Up Vert Vel: 5.69 m/s Conv Inhibition (B-): 265.00 J/kg Cap Strength: 2.90 C Lift Cond Lev (LCL): 883.31 mb = 1190.70 m = 3906.45 ft Lev Free Conv (LFC): 538.31 mb = 5306.41 m = 17409.26 ft Equ Level (EL): 478.31 mb = 6234.92 m = 20455.51 ft B at Equ Level: 15.63 J/kg Max Parcel Lev (MPL): 428.31 mb = 7089.39 m = 23258.86 ft Wind level data Storm motion: 135 at 7 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 5 170 2 -0.3 2.0 | 303 6 4.9 -3.3 1 1000 106 115 16 -14.5 6.8 | 99 9 -9.2 1.5 2 978 305 35 21 -12.0 -17.2 | 17 23 -6.8 -22.4 3 944 610 340 18 6.2 -16.9 | 333 25 11.4 -22.1 4 925 792 295 14 12.7 -5.9 | 302 21 18.0 -11.1 5 912 914 270 8 8.0 -0.0 | 291 14 13.3 -5.2 6 880 1219 40 2 -1.3 -1.5 | 329 8 4.0 -6.8 7 850 1523 95 3 -3.0 0.3 | 335 5 2.3 -5.0 8 820 1829 105 4 -3.9 1.0 | 341 4 1.4 -4.2 9 791 2134 135 5 -3.5 3.5 | 314 2 1.7 -1.7 10 763 2438 130 4 -3.1 2.6 | 320 3 2.2 -2.7 11 736 2743 125 5 -4.1 2.9 | 333 3 1.2 -2.4 12 700 3168 95 10 -10.0 0.9 | 47 6 -4.7 -4.4 13 659 3658 100 9 -8.9 1.6 | 44 5 -3.6 -3.7 14 611 4267 115 15 -13.6 6.3 | 98 8 -8.3 1.1 15 567 4877 120 13 -11.3 6.5 | 102 6 -6.0 1.3 16 500 5890 130 11 -8.4 7.1 | 120 4 -3.1 1.8 17 487 6096 125 9 -7.4 5.2 | 88 2 -2.1 -0.1 18 400 7610 115 19 -17.2 8.0 | 103 12 -11.9 2.8 19 399 7620 115 17 -15.4 7.2 | 101 10 -10.1 2.0 20 325 9144 95 22 -21.9 1.9 | 79 17 -16.6 -3.3 21 300 9730 95 22 -21.9 1.9 | 79 17 -16.6 -3.3 22 262 10668 80 20 -19.7 -3.5 | 59 17 -14.4 -8.7 23 250 11000 85 21 -20.9 -1.8 | 66 17 -15.6 -7.1 24 209 12192 115 18 -16.3 7.6 | 102 11 -11.0 2.4 25 200 12480 100 18 -17.7 3.1 | 80 13 -12.4 -2.1 26 164 13716 95 29 -28.9 2.5 | 83 24 -23.6 -2.7 27 150 14280 80 28 -27.6 -4.9 | 66 24 -22.3 -10.1 28 127 15240 80 36 -35.5 -6.3 | 69 32 -30.2 -11.5 29 103 16459 80 31 -30.5 -5.4 | 67 27 -25.2 -10.6 30 100 16620 95 28 -27.9 2.4 | 83 23 -22.6 -2.8 31 88 17342 95 18 -17.9 1.6 | 74 13 -12.6 -3.7 32 74 18288 210 7 3.5 6.1 | 265 9 8.8 0.8 33 70 18630 305 7 5.7 -4.0 | 310 14 11.0 -9.2 34 57 19812 245 3 2.7 1.3 | 296 9 8.0 -4.0 35 50 20610 240 13 11.3 6.5 | 266 17 16.5 1.3 36 44 21336 230 12 9.2 7.7 | 260 15 14.5 2.5 37 35 22860 115 6 -5.4 2.5 | 3 3 -0.2 -2.7 38 30 23770 205 8 3.4 7.3 | 257 9 8.7 2.0 39 26 24384 220 5 3.2 3.8 | 279 9 8.5 -1.4 40 18 25908 115 11 -10.0 4.6 | 83 5 -4.7 -0.6 Wind Parameters Mean winds (0-6000m): 104.7 at 9.9 knts Storm direction: 134.7 at 7.4 knts Shear (0-3000m) pos: 1.8 neg: 1.1 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 40.8 neg: -297.7 tot: -256.9 m^2/s^2 ave: -85.6 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 19.0 stream: -4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.57 Bulk Shear: 28.25 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 47 17 23 19| 0.0 21.6 21.6| 5.7-166.4-160.7 -321.4 -0.24| 62.2-15.1 1000 4 15 349 21| 0.0 4.0 4.0| 24.0-296.7-272.7 -272.7 -0.34| 47.2-16.2 1500 5 11 346 17| 3.0 2.7 5.7| 37.3-296.7-259.4 -172.9 -0.27| 34.9 -9.3 2000 18 9 350 14| 2.8 2.0 4.8| 37.9-297.1-259.2 -129.6 -0.26| 26.8 -7.0 2500 33 8 357 12| 2.1 1.6 3.8| 38.2-297.7-259.5 -103.8 -0.26| 21.9 -5.7 3000 53 8 6 10| 1.8 1.1 2.9| 40.8-297.7-256.9 -85.6 -0.21| 19.0 -4.1 4000 79 8 23 7| 1.8 0.9 2.7| 46.7-298.1-251.3 -62.8 -0.17| 15.2 -2.6 5000 96 10 45 6| 1.6 0.7 2.3| 52.9-298.1-245.2 -49.0 -0.14| 12.7 -1.7 6000 105 10 58 5| 1.1 0.6 1.7| 54.4-298.6-244.2 -40.7 -0.13| 10.9 -1.4 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250421.00.gif