UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052812.upa.cvt Date: 1200Z 28 MAY 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 28 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 1007 5 32.0 27.7 78 4.3 28.7 90 2 304.5 309.0 301.6 376.1 23.80 1 1000 76 30.0 22.0 62 8.0 24.2 10 4 303.1 306.3 297.3 353.2 16.87 2 925 768 25.2 18.2 65 7.0 20.3 255 10 305.1 307.7 296.2 348.0 14.36 3 850 1505 19.8 13.8 68 6.0 15.8 240 9 306.9 309.1 294.8 342.3 11.75 4 845 1556 19.4 13.4 68 6.0 15.4 242 9 307.0 309.1 294.7 341.7 11.51 5 700 3156 12.0 2.0 50 10.0 6.3 315 9 315.8 317.0 293.3 335.8 6.33 6 651 3761 9.6 -1.4 46 11.0 3.7 343 6 319.7 320.7 293.5 336.8 5.31 7 500 5890 -5.9 -9.0 79 3.1 -7.3 50 4 325.8 326.6 294.0 338.8 3.87 8 425 7155 -10.5 -28.5 21 18.0 -15.3 105 10 335.5 335.6 294.0 338.6 0.86 9 400 7620 -13.1 -26.1 33 13.0 -16.8 125 12 338.0 338.2 294.8 342.2 1.14 10 398 7658 -13.3 -26.3 33 13.0 -17.0 125 11 338.2 338.4 294.9 342.3 1.12 11 381 7989 -16.3 -24.3 50 8.0 -18.6 129 11 338.5 338.8 295.2 343.6 1.40 12 303 9678 -27.7 -46.7 15 19.0 -30.0 4 6 345.4 345.4 295.8 346.1 0.19 13 300 9750 -28.3 -46.3 16 18.0 -30.4 345 5 345.5 345.5 295.8 346.3 0.20 14 250 11030 -38.1 -46.1 43 8.0 -38.8 70 29 349.4 349.5 296.7 350.4 0.24 15 200 12530 -50.1 -56.1 49 6.0 -50.3 70 35 353.4 353.5 297.4 353.8 0.10 16 150 14340 -65.7 -71.7 43 6.0 -65.8 50 48 356.9 356.9 298.1 357.0 0.02 17 110 16153 -79.9 -83.6 54 3.7 -79.9 49 43 363.3 363.3 299.4 363.3 0.00 18 108 16256 -80.9 -84.7 53 3.8 -80.9 50 43 363.3 363.3 299.4 363.3 0.00 19 100 16690 -79.1 -84.1 44 5.0 -79.1 65 47 374.9 374.9 301.4 374.9 0.00 20 70 18730 -78.1 -85.1 31 7.0 -78.1 15 12 417.3 417.3 307.4 417.3 0.00 21 66 19067 -78.7 -85.7 31 7.0 -78.7 42 9 423.1 423.1 308.1 423.1 0.00 22 50 20710 -65.1 -78.1 15 13.0 -65.4 90 14 490.1 490.1 314.2 490.2 0.02 23 45 21363 -58.3 -75.3 10 17.0 -59.0 123 15 521.6 521.6 316.4 521.8 0.03 24 35 22923 -63.9 -80.9 8 17.0 -64.4 101 16 545.8 545.8 317.9 545.9 0.02 25 34 23103 -58.7 -78.7 6 20.0 -59.6 97 16 564.1 564.1 318.9 564.2 0.02 TRP 108 16256 -80.9 -84.7 53 3.8 -80.9 50 43 363.3 363.3 299.4 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5814.00 m Freezing level: 557.48 mb = 5079.50 m = 16664.84 ft Wetbulb zero: 600.66 mb = 4410.04 m = 14468.45 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 60.90 % Est. max temperature: 34.18 C = 93.52 F Sfc-Lift cond lev (LCL): 947.17 mb = 557.77 m = 1829.94 ft T: 26.66 C 700-500 lapse rate: 6.55 C/km ThetaE index: 40.34 C Layer 1000.0- 651.0 mb Conv cond level (CCL): 799.40 mb = 2027.33 m = 6651.26 ft Mean mixing ratio: 15.64 g/kg Conv temperature: 37.04 C = 98.67 F Cap Strength: 2.20 C Lifted Index: -3.28 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.43 C Lifted Index @700 mb: 1.14 C Showalter Index: -0.06 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 19.70 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 187.60 Risk: None Energy Index: -0.66 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 278.61 J/kg Max Up Vert Vel: 23.61 m/s Conv Inhibition (B-): 158.68 J/kg Cap Strength: 2.20 C Lift Cond Lev (LCL): 861.14 mb = 1391.52 m = 4565.29 ft Lev Free Conv (LFC): 596.14 mb = 4471.03 m = 14668.56 ft Equ Level (EL): 266.14 mb = 10590.79 m = 34746.27 ft B at Equ Level: 278.20 J/kg Max Parcel Lev (MPL): 156.14 mb = 14087.61 m = 46218.63 ft Wind level data Storm motion: 326 at 5 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 1007 5 90 2 -2.0 0.0 | 130 6 -4.7 4.0 1 1000 76 10 4 -0.7 -3.9 | 91 3 -3.4 0.1 2 975 305 0 0 -0.0 -0.0 | 146 5 -2.7 4.0 3 942 610 250 2 1.9 0.7 | 170 5 -0.9 4.7 4 925 768 255 10 9.7 2.6 | 226 10 6.9 6.6 5 910 914 255 14 13.5 3.6 | 235 13 10.8 7.6 6 878 1219 255 12 11.6 3.1 | 231 11 8.8 7.1 7 850 1505 240 9 7.8 4.5 | 211 10 5.1 8.5 8 818 1829 250 7 6.6 2.4 | 211 7 3.8 6.4 9 789 2134 290 4 3.8 -1.4 | 201 3 1.0 2.7 10 762 2438 305 5 4.1 -2.9 | 230 2 1.4 1.2 11 735 2743 315 6 4.2 -4.2 | 278 2 1.5 -0.2 12 700 3156 315 9 6.4 -6.4 | 303 4 3.6 -2.3 13 658 3658 345 6 1.6 -5.8 | 34 2 -1.2 -1.8 14 611 4267 330 8 4.0 -6.9 | 337 3 1.3 -2.9 15 566 4877 280 6 5.9 -1.0 | 227 4 3.2 3.0 16 500 5890 50 4 -3.1 -2.6 | 104 6 -5.8 1.4 17 487 6096 60 5 -4.3 -2.5 | 102 7 -7.1 1.5 18 400 7620 125 12 -9.8 6.9 | 131 17 -12.6 10.9 19 400 7620 125 11 -9.0 6.3 | 131 16 -11.8 10.3 20 326 9144 140 13 -8.4 10.0 | 142 18 -11.1 14.0 21 300 9750 345 5 1.3 -4.8 | 61 2 -1.4 -0.8 22 263 10668 65 24 -21.8 -10.1 | 76 25 -24.5 -6.1 23 250 11030 70 29 -27.3 -9.9 | 79 31 -30.0 -5.9 24 210 12192 75 37 -35.7 -9.6 | 82 39 -38.5 -5.6 25 200 12530 70 35 -32.9 -12.0 | 77 37 -35.6 -8.0 26 166 13716 65 39 -35.3 -16.5 | 72 40 -38.1 -12.5 27 150 14340 50 48 -36.8 -30.9 | 56 48 -39.5 -26.8 28 129 15240 45 45 -31.8 -31.8 | 51 44 -34.6 -27.8 29 108 16256 50 43 -32.9 -27.6 | 56 43 -35.7 -23.6 30 104 16459 50 43 -32.9 -27.6 | 56 43 -35.7 -23.6 31 100 16690 65 47 -42.6 -19.9 | 71 48 -45.3 -15.8 32 76 18288 330 8 4.0 -6.9 | 337 3 1.3 -2.9 33 70 18730 15 12 -3.1 -11.6 | 38 10 -5.8 -7.6 34 58 19812 100 4 -3.9 0.7 | 125 8 -6.7 4.7 35 50 20710 90 14 -14.0 0.0 | 103 17 -16.7 4.0 36 44 21336 130 15 -11.5 9.6 | 134 20 -14.2 13.7 37 32 22860 90 16 -16.0 0.0 | 102 19 -18.7 4.0 Wind Parameters Mean winds (0-6000m): 295.7 at 6.5 knts Storm direction: 325.7 at 4.9 knts Shear (0-3000m) pos: 1.8 neg: 1.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 168.6 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -16.2 tot: 6.1 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 1.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 57.09 Bulk Shear: 4.88 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 4 2 131 4| 0.0 3.4 3.4| 3.9 -2.8 1.1 2.2 0.15| 9.2 1.4 1000 262 5 205 5| 0.0 7.9 7.9| 19.9 -3.2 16.7 16.7 0.45| 11.5 5.2 1500 256 7 216 7| 0.0 3.7 3.7| 19.9 -15.6 4.3 2.9 0.21| 9.6 2.0 2000 254 7 215 7| 1.4 2.8 4.2| 20.8 -15.7 5.1 2.5 0.19| 8.6 1.6 2500 259 7 216 7| 1.7 2.2 4.0| 21.4 -16.2 5.2 2.1 0.19| 7.6 1.4 3000 268 7 222 6| 1.8 1.8 3.6| 22.3 -16.2 6.1 2.0 0.22| 6.8 1.5 4000 286 7 240 4| 1.6 1.4 2.9| 25.6 -17.0 8.6 2.2 0.25| 6.0 1.5 5000 292 7 248 4| 1.2 1.5 2.8| 26.1 -22.5 3.6 0.7 0.10| 5.7 0.6 6000 296 6 249 3| 1.5 1.3 2.8| 29.8 -22.8 7.0 1.2 0.17| 5.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250528.12.gif