UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 24 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 25.2 24.0 93 1.2 24.3 30 2 297.4 300.8 297.1 352.2 18.90 1 1000 108 25.2 18.2 65 7.0 20.4 205 6 298.4 300.8 293.6 336.9 13.26 2 992 179 25.6 18.6 65 7.0 20.8 210 7 299.4 301.9 294.2 339.5 13.72 3 925 793 22.6 15.6 65 7.0 17.9 215 8 302.4 304.7 293.9 338.3 12.14 4 850 1525 18.8 11.8 64 7.0 14.3 185 7 305.8 307.8 293.5 336.7 10.28 5 700 3167 9.6 3.6 66 6.0 6.1 80 6 313.1 314.5 293.1 335.3 7.10 6 500 5890 -4.7 -10.7 63 6.0 -7.3 85 4 327.3 328.0 294.0 338.7 3.38 7 400 7610 -15.1 -20.1 66 5.0 -16.7 145 3 335.4 335.8 294.8 342.3 1.94 8 390 7801 -16.5 -21.5 65 5.0 -18.0 336.0 336.3 294.8 342.3 1.76 TRP WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 565.73 mb = 4995.03 m = 16387.69 ft Wetbulb zero: 608.88 mb = 4295.67 m = 14093.24 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 64.86 % Est. max temperature: 33.13 C = 91.63 F Sfc-Lift cond lev (LCL): 993.95 mb = 161.56 m = 530.04 ft T: 25.50 C 700-500 lapse rate: 5.25 C/km ThetaE index: 15.34 C Layer 1000.0- 992.0 mb Conv cond level (CCL): 767.09 mb = 2392.97 m = 7850.87 ft Mean mixing ratio: 13.16 g/kg Conv temperature: 37.53 C = 99.55 F Cap Strength: 3.97 C Lifted Index: 2.31 C Risk: None Lifted Index @700 mb: 2.14 C Showalter Index: 3.48 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 16.50 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 159.60 Risk: None Energy Index: 0.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.83 J/kg Max Up Vert Vel: 5.26 m/s Conv Inhibition (B-): 625.50 J/kg Cap Strength: 3.97 C Lift Cond Lev (LCL): 871.25 mb = 1311.27 m = 4302.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 149 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 1011 5 30 2 -1.0 -1.7 | 348 5 1.0 -5.1 1 1000 108 205 6 2.5 5.4 | 246 5 4.6 2.1 2 978 305 220 8 5.1 6.1 | 249 8 7.2 2.8 3 945 610 230 7 5.4 4.5 | 261 7 7.4 1.1 4 925 793 215 8 4.6 6.6 | 244 7 6.6 3.2 5 912 914 205 8 3.4 7.3 | 234 7 5.4 3.9 6 881 1219 190 7 1.2 6.9 | 223 5 3.3 3.5 7 850 1525 185 7 0.6 7.0 | 216 4 2.7 3.6 8 820 1829 155 5 -2.1 4.5 | 177 1 -0.1 1.2 9 791 2134 175 3 -0.3 3.0 | 282 2 1.8 -0.4 10 763 2438 125 2 -1.6 1.1 | 349 2 0.4 -2.2 11 736 2743 90 6 -6.0 0.0 | 50 5 -4.0 -3.4 12 700 3167 80 6 -5.9 -1.0 | 41 6 -3.9 -4.4 13 659 3658 85 4 -4.0 -0.3 | 28 4 -1.9 -3.7 14 611 4267 55 5 -4.1 -2.9 | 18 7 -2.0 -6.2 15 567 4877 35 5 -2.9 -4.1 | 6 8 -0.8 -7.5 16 500 5890 85 4 -4.0 -0.3 | 28 4 -1.9 -3.7 17 487 6096 25 3 -1.3 -2.7 | 353 6 0.8 -6.1 18 400 7610 145 3 -1.7 2.5 | 340 1 0.3 -0.9 19 399 7620 125 13 -10.6 7.5 | 115 10 -8.6 4.1 Wind Parameters Mean winds (0-6000m): 118.6 at 5.2 knts Storm direction: 148.6 at 3.9 knts Shear (0-3000m) pos: 0.0 neg: 0.9 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 56.0 deg Storm rel helicity (0-3000m) pos: 7.6 neg: -16.8 tot: -9.3 m^2/s^2 ave: -3.1 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.26 Bulk Shear: 11.01 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 ------------------------------------------------------------------------------- 500 218 7 252 6| 0.0 9.5 9.5| 3.4 -6.1 -2.7 -5.3 -0.54| 13.8 -7.5 1000 217 7 250 7| 0.0 5.0 5.0| 4.4 -13.2 -8.8 -8.8 -0.58| 9.4 -5.4 1500 208 7 241 6| 0.0 3.0 3.0| 4.4 -14.9 -10.5 -7.0 -0.58| 7.0 -4.0 2000 200 7 236 5| 0.0 1.4 1.4| 4.8 -16.2 -11.3 -5.7 -0.48| 6.5 -3.1 2500 196 6 238 4| 0.0 0.7 0.7| 6.3 -16.2 -9.8 -3.9 -0.29| 6.0 -1.8 3000 185 6 226 4| 0.0 0.9 0.9| 7.6 -16.8 -9.3 -3.1 -0.22| 5.8 -1.2 4000 161 6 188 2| 0.0 0.4 0.4| 7.6 -19.3 -11.7 -2.9 -0.24| 4.8 -1.2 5000 137 5 110 2| 0.0 0.3 0.3| 8.2 -22.7 -14.5 -2.9 -0.26| 4.2 -1.1 6000 119 5 72 3| 0.2 0.2 0.4| 10.9 -24.8 -13.9 -2.3 -0.23| 3.9 -0.9 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250424.12.gif