UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025053012.upa.cvt Date: 1200Z 30 MAY 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 30 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 1012 5 26.2 23.9 87 2.3 24.5 180 4 298.3 301.7 297.3 353.0 18.76 1 1000 115 25.4 19.4 69 6.0 21.2 310 15 298.5 301.2 294.4 340.2 14.32 2 925 800 23.0 17.0 69 6.0 18.9 315 1 302.8 305.3 294.8 342.2 13.29 3 850 1534 19.2 15.7 80 3.5 16.8 165 5 306.3 308.7 295.8 346.2 13.32 4 700 3173 9.0 3.0 66 6.0 5.6 230 13 312.5 313.7 292.7 333.6 6.80 5 500 5890 -4.5 -8.1 76 3.6 -6.2 85 11 327.6 328.4 294.7 341.5 4.16 6 400 7620 -14.7 -19.7 66 5.0 -16.4 5 25 335.9 336.3 295.0 343.0 2.01 7 373 8145 -18.3 -22.4 70 4.1 -19.5 337.9 338.2 295.3 344.0 1.70 TRP WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 566.67 mb = 4984.33 m = 16352.60 ft Wetbulb zero: 605.14 mb = 4348.92 m = 14267.94 ft Precipitable water: 2.05 inches Sfc-500 mean rel hum: 71.91 % Est. max temperature: 33.59 C = 92.45 F Sfc-Lift cond lev (LCL): 979.17 mb = 300.00 m = 984.22 ft T: 24.75 C 700-500 lapse rate: 4.97 C/km ThetaE index: 12.77 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 790.82 mb = 2143.20 m = 7031.40 ft Mean mixing ratio: 14.05 g/kg Conv temperature: 36.49 C = 97.69 F Cap Strength: 3.78 C Lifted Index: 1.46 C Risk: Showers probable Lifted Index @700 mb: 0.72 C Showalter Index: -0.18 C Risk: Thunderstorms probable Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 20.20 C K Index: 33.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 209.40 Risk: None Energy Index: -1.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.52 J/kg Max Up Vert Vel: 4.59 m/s Conv Inhibition (B-): 430.60 J/kg Cap Strength: 3.78 C Lift Cond Lev (LCL): 883.88 mb = 1194.70 m = 3919.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 235 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 1012 5 180 4 0.0 4.0 | 93 5 -5.3 0.3 1 1000 115 310 15 11.5 -9.6 | 335 15 6.2 -13.3 2 979 305 295 12 10.9 -5.1 | 328 10 5.6 -8.8 3 945 610 285 8 7.7 -2.1 | 337 6 2.4 -5.8 4 925 800 315 1 0.7 -0.7 | 46 6 -4.6 -4.4 5 913 914 65 2 -1.8 -0.8 | 58 8 -7.1 -4.5 6 881 1219 115 4 -3.6 1.7 | 77 9 -8.9 -2.0 7 850 1534 165 5 -1.3 4.8 | 100 7 -6.6 1.1 8 821 1829 210 4 2.0 3.5 | 86 3 -3.3 -0.2 9 792 2134 235 5 4.1 2.9 | 56 1 -1.2 -0.8 10 764 2438 235 8 6.6 4.6 | 234 2 1.2 0.9 11 737 2743 235 12 9.8 6.9 | 235 6 4.5 3.2 12 700 3173 230 13 10.0 8.4 | 225 7 4.6 4.7 13 659 3658 230 13 10.0 8.4 | 225 7 4.6 4.7 14 611 4267 230 4 3.1 2.6 | 63 3 -2.3 -1.1 15 567 4877 125 11 -9.0 6.3 | 100 15 -14.3 2.6 16 500 5890 85 11 -11.0 -1.0 | 74 17 -16.3 -4.7 17 487 6096 80 11 -10.8 -1.9 | 71 17 -16.2 -5.6 18 400 7620 5 25 -2.2 -24.9 | 15 30 -7.5 -28.6 19 400 7620 15 25 -6.5 -24.1 | 23 30 -11.8 -27.8 Wind Parameters Mean winds (0-6000m): 205.2 at 8.6 knts Storm direction: 235.2 at 6.5 knts Shear (0-3000m) pos: 1.3 neg: 0.6 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 135.3 deg Storm rel helicity (0-3000m) pos: 35.6 neg: -18.7 tot: 17.0 m^2/s^2 ave: 5.7 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 10.4 stream: -0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.37 Bulk Shear: 28.70 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 ------------------------------------------------------------------------------- 500 298 12 332 10| 11.6 0.0 11.6| 5.4 -16.1 -10.7 -21.4 -0.68| 28.3-19.2 1000 298 8 347 8| 2.6 0.0 2.6| 22.9 -16.1 6.8 6.8 -0.21| 20.5 -4.3 1500 294 7 354 6| 0.6 0.0 0.6| 35.1 -16.1 18.9 12.6 -0.06| 15.8 -1.0 2000 271 6 350 4| 0.8 0.0 0.8| 35.6 -17.4 18.2 9.1 -0.08| 13.2 -1.0 2500 257 6 346 2| 1.5 0.0 1.5| 35.6 -17.7 17.9 7.2 -0.05| 11.6 -0.6 3000 247 7 312 2| 1.3 0.6 1.9| 35.6 -18.7 17.0 5.7 -0.06| 10.4 -0.6 4000 239 8 252 2| 0.9 0.2 1.1| 35.6 -20.1 15.5 3.9 -0.08| 8.5 -0.6 5000 228 8 204 2| 0.8 1.7 2.5| 37.7 -37.9 -0.2 -0.0 -0.12| 8.9 -1.1 6000 205 9 158 4| 0.6 1.7 2.3| 37.7 -67.5 -29.8 -5.0 -0.19| 8.0 -1.5 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250530.12.gif