UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 16 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 1009 5 29.2 25.2 79 4.0 26.2 150 2 301.6 305.3 299.1 361.9 20.39 1 1000 96 27.4 20.4 66 7.0 22.4 35 7 300.5 303.3 295.6 345.3 15.26 2 925 783 23.0 17.0 69 6.0 18.9 115 1 302.8 305.3 294.8 342.2 13.29 3 850 1517 19.2 13.2 68 6.0 15.3 250 2 306.3 308.4 294.4 340.2 11.29 4 700 3164 10.6 3.6 62 7.0 6.5 185 6 314.2 315.6 293.4 336.5 7.10 5 500 5890 -4.3 -8.8 71 4.5 -6.4 200 8 327.8 328.6 294.6 341.0 3.94 6 400 7620 -14.1 -24.1 42 10.0 -17.0 170 5 336.7 336.9 294.7 341.6 1.36 7 379 8027 -16.3 -24.3 50 8.0 -18.6 144 5 339.0 339.3 295.3 344.2 1.41 8 300 9740 -28.9 -33.9 62 5.0 -29.8 90 6 344.6 344.8 296.1 347.4 0.73 9 250 11020 -39.1 -45.1 53 6.0 -39.6 110 15 347.9 348.0 296.4 349.0 0.27 10 209 12223 -49.1 -59.1 30 10.0 -49.4 109 16 350.6 350.6 296.8 350.8 0.06 11 200 12510 -51.7 -60.7 33 9.0 -52.0 100 18 350.9 350.9 296.9 351.1 0.05 12 150 14310 -67.5 -73.5 42 6.0 -67.5 115 16 353.8 353.8 297.4 353.9 0.01 13 118 15712 -78.9 -83.7 45 4.8 -78.9 126 12 357.9 357.9 298.3 357.9 0.00 14 109 16163 -79.1 -85.1 37 6.0 -79.1 116 12 365.8 365.8 299.8 365.8 0.00 15 107 16269 -74.3 -80.3 39 6.0 -74.3 114 12 376.8 376.8 301.7 376.8 0.01 16 104 16434 -75.1 -84.1 23 9.0 -75.2 111 12 378.4 378.4 302.0 378.4 0.00 17 100 16660 -77.3 -83.3 38 6.0 -77.3 185 4 378.4 378.4 302.0 378.4 0.00 18 89 17321 -82.1 -85.4 57 3.3 -82.1 309 6 381.6 381.6 302.5 381.6 0.00 19 86 17513 -83.1 -87.6 45 4.5 -83.1 345 6 383.4 383.4 302.8 383.4 0.00 20 80 17916 -83.1 -87.7 45 4.6 -83.1 27 9 391.4 391.4 304.0 391.4 0.00 21 70 18670 -77.7 -84.7 31 7.0 -77.7 255 15 418.2 418.2 307.5 418.2 0.00 22 68 18836 -72.9 -81.9 24 9.0 -73.0 256 16 432.0 432.0 309.0 432.0 0.01 23 50 20650 -66.3 -82.3 9 16.0 -66.5 255 30 487.2 487.3 314.0 487.3 0.01 24 34 23014 -61.5 -81.5 5 20.0 -62.1 222 14 556.7 556.7 318.5 556.8 0.02 TRP 86 17513 -83.1 -87.6 45 4.5 -83.1 345 6 383.4 383.4 302.8 383.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 557.72 mb = 5103.30 m = 16742.91 ft Wetbulb zero: 598.78 mb = 4429.32 m = 14531.70 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 66.43 % Est. max temperature: 33.47 C = 92.24 F Sfc-Lift cond lev (LCL): 952.77 mb = 522.34 m = 1713.69 ft T: 24.67 C 700-500 lapse rate: 5.47 C/km ThetaE index: 25.43 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 784.08 mb = 2201.76 m = 7223.54 ft Mean mixing ratio: 14.38 g/kg Conv temperature: 37.23 C = 99.01 F Cap Strength: 3.11 C Lifted Index: 0.78 C Risk: Showers probable Lifted Index @300 mb: 2.66 C Lifted Index @700 mb: 1.62 C Showalter Index: 2.42 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 17.50 C K Index: 29.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 170.40 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.08 J/kg Max Up Vert Vel: 3.76 m/s Conv Inhibition (B-): 17027.32 J/kg Cap Strength: 3.11 C Lift Cond Lev (LCL): 874.42 mb = 1271.15 m = 4170.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 223 at 4 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 5 150 2 -1.0 1.7 | 72 4 -3.8 -1.3 1 1000 96 35 7 -4.0 -5.7 | 38 11 -6.8 -8.7 2 977 305 70 4 -3.8 -1.4 | 56 8 -6.6 -4.4 3 943 610 80 2 -2.0 -0.3 | 55 6 -4.8 -3.3 4 925 783 115 1 -0.9 0.4 | 55 5 -3.7 -2.6 5 911 914 135 1 -0.7 0.7 | 57 4 -3.5 -2.3 6 880 1219 220 2 1.3 1.5 | 47 2 -1.5 -1.5 7 850 1517 250 2 1.9 0.7 | 22 2 -0.9 -2.3 8 819 1829 215 4 2.3 3.3 | 118 1 -0.5 0.3 9 790 2134 235 3 2.5 1.7 | 16 1 -0.4 -1.3 10 763 2438 205 3 1.3 2.7 | 80 2 -1.6 -0.3 11 736 2743 175 3 -0.3 3.0 | 90 3 -3.1 -0.0 12 700 3164 185 6 0.5 6.0 | 142 4 -2.3 3.0 13 659 3658 190 8 1.4 7.9 | 164 5 -1.4 4.9 14 611 4267 195 9 2.3 8.7 | 175 6 -0.5 5.7 15 567 4877 195 8 2.1 7.7 | 171 5 -0.8 4.7 16 500 5890 200 8 2.7 7.5 | 179 5 -0.1 4.5 17 487 6096 210 7 3.5 6.1 | 192 3 0.7 3.1 18 400 7620 170 5 -0.9 4.9 | 118 4 -3.7 1.9 19 400 7620 160 5 -1.7 4.7 | 111 5 -4.5 1.7 20 325 9144 100 4 -3.9 0.7 | 71 7 -6.8 -2.3 21 300 9740 90 6 -6.0 0.0 | 71 9 -8.8 -3.0 22 263 10668 95 12 -12.0 1.0 | 83 15 -14.8 -1.9 23 250 11020 110 15 -14.1 5.1 | 97 17 -16.9 2.1 24 210 12192 110 16 -15.0 5.5 | 98 18 -17.9 2.5 25 200 12510 100 18 -17.7 3.1 | 90 21 -20.6 0.1 26 165 13716 110 21 -19.7 7.2 | 101 23 -22.6 4.2 27 150 14310 115 16 -14.5 6.8 | 102 18 -17.3 3.8 28 128 15240 135 12 -8.5 8.5 | 116 13 -11.3 5.5 29 104 16459 110 12 -11.3 4.1 | 95 14 -14.1 1.1 30 100 16660 185 4 0.3 4.0 | 112 3 -2.5 1.0 31 86 17513 345 6 1.6 -5.8 | 8 9 -1.3 -8.8 32 75 18288 65 12 -10.9 -5.1 | 60 16 -13.7 -8.1 33 70 18670 255 15 14.5 3.9 | 266 12 11.7 0.9 34 58 19812 265 24 23.9 2.1 | 272 21 21.1 -0.9 35 50 20650 255 30 29.0 7.8 | 260 27 26.1 4.8 36 43 21336 275 28 27.9 -2.4 | 282 26 25.1 -5.4 37 32 22860 205 10 4.2 9.1 | 193 6 1.4 6.1 Wind Parameters Mean winds (0-6000m): 193.4 at 5.5 knts Storm direction: 223.4 at 4.1 knts Shear (0-3000m) pos: 0.8 neg: 0.7 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 52.7 deg Storm rel helicity (0-3000m) pos: 10.4 neg: -7.9 tot: 2.5 m^2/s^2 ave: 0.8 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 11.36 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 56 4 50 9| 0.0 2.9 2.9| 7.4 -6.4 1.0 2.0 -0.10| 14.2 -1.4 1000 67 3 53 7| 1.5 1.5 2.9| 8.1 -6.7 1.4 1.4 -0.06| 8.6 -0.5 1500 77 3 56 6| 1.6 1.0 2.6| 8.1 -7.7 0.4 0.3 -0.13| 6.7 -0.9 2000 143 3 80 5| 1.2 0.3 1.5| 8.3 -7.9 0.4 0.2 -0.10| 5.9 -0.6 2500 192 3 84 2| 1.0 0.5 1.5| 8.8 -7.9 0.9 0.4 -0.04| 5.2 -0.2 3000 187 3 88 2| 0.8 0.7 1.5| 10.4 -7.9 2.5 0.8 0.04| 4.8 0.2 4000 188 4 114 2| 1.0 0.5 1.5| 14.2 -7.9 6.3 1.6 0.14| 4.1 0.6 5000 191 5 135 3| 0.8 0.4 1.2| 14.9 -8.4 6.5 1.3 0.14| 3.5 0.5 6000 193 5 146 3| 0.7 0.3 1.0| 16.1 -8.4 7.8 1.3 0.16| 3.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250416.12.gif