UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052412.upa.cvt Date: 1200Z 24 MAY 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 24 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 1005 5 27.2 24.2 84 3.0 25.0 270 4 299.9 303.4 298.0 356.4 19.25 1 1000 61 27.8 19.8 62 8.0 22.2 205 11 301.0 303.6 295.3 344.1 14.69 2 925 747 23.0 16.0 65 7.0 18.2 270 15 302.8 305.1 294.3 339.7 12.46 3 850 1481 19.8 11.8 60 8.0 14.6 275 19 306.9 308.8 293.8 337.9 10.28 4 777 2250 16.4 6.4 52 10.0 10.3 266 18 311.2 312.7 293.1 335.3 7.78 5 700 3131 11.4 2.4 54 9.0 6.3 270 16 315.1 316.4 293.2 335.6 6.51 6 500 5870 -3.3 -9.3 63 6.0 -6.1 255 14 329.0 329.8 294.7 341.8 3.78 7 400 7600 -13.5 -19.5 61 6.0 -15.6 260 18 337.4 337.9 295.4 344.7 2.04 8 381 7969 -15.5 -20.5 65 5.0 -17.1 268 17 339.5 339.9 295.9 346.6 1.97 9 300 9730 -27.7 -33.7 57 6.0 -28.8 310 8 346.3 346.5 296.4 349.2 0.74 10 250 11020 -37.7 -43.7 53 6.0 -38.3 350 8 350.0 350.1 296.9 351.3 0.32 11 200 12520 -50.7 -56.7 49 6.0 -50.9 70 14 352.5 352.5 297.3 352.9 0.09 12 150 14320 -67.3 -72.3 49 5.0 -67.4 55 26 354.2 354.2 297.5 354.2 0.01 13 139 14772 -71.3 -76.3 47 5.0 -71.3 57 31 354.9 354.9 297.7 355.0 0.01 14 100 16670 -79.3 -85.3 37 6.0 -79.3 95 27 374.5 374.5 301.4 374.5 0.00 15 10 29744 -79.3 -85.3 37 6.0 -79.4 723.5 723.6 325.1 723.8 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 544.90 mb = 5255.12 m = 17241.01 ft Wetbulb zero: 598.26 mb = 4409.50 m = 14466.69 ft Precipitable water: 1.85 inches Sfc-500 mean rel hum: 58.38 % Est. max temperature: 33.89 C = 93.01 F Sfc-Lift cond lev (LCL): 962.63 mb = 396.13 m = 1299.64 ft T: 25.46 C 700-500 lapse rate: 5.37 C/km ThetaE index: 21.14 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 731.88 mb = 2755.08 m = 9038.88 ft Mean mixing ratio: 13.44 g/kg Conv temperature: 40.75 C = 105.35 F Cap Strength: 4.14 C Lifted Index: 2.72 C Risk: None Lifted Index @300 mb: 5.27 C Lifted Index @700 mb: 3.18 C Showalter Index: 4.36 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 15.10 C K Index: 25.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 193.60 Risk: None Energy Index: 0.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.57 J/kg Max Up Vert Vel: 4.14 m/s Conv Inhibition (B-): 27647.99 J/kg Cap Strength: 4.14 C Lift Cond Lev (LCL): 857.97 mb = 1400.03 m = 4593.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 at 13 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 1005 5 270 4 4.0 -0.0 | 116 9 -8.1 3.9 1 1000 61 205 11 4.6 10.0 | 152 16 -7.4 13.9 2 973 305 240 5 4.3 2.5 | 129 10 -7.8 6.4 3 940 610 265 12 12.0 1.0 | 179 5 -0.1 4.9 4 925 747 270 15 15.0 -0.0 | 217 5 2.9 3.9 5 907 914 265 17 16.9 1.5 | 222 7 4.9 5.4 6 876 1219 270 18 18.0 -0.0 | 237 7 5.9 3.9 7 850 1481 275 19 18.9 -1.7 | 252 7 6.8 2.2 8 816 1829 280 17 16.7 -3.0 | 259 5 4.7 0.9 9 787 2134 270 18 18.0 -0.0 | 237 7 5.9 3.9 10 759 2438 260 19 18.7 3.3 | 223 10 6.6 7.2 11 733 2743 270 17 17.0 -0.0 | 232 6 4.9 3.9 12 700 3131 270 16 16.0 -0.0 | 225 6 3.9 3.9 13 656 3658 250 16 15.0 5.5 | 198 10 3.0 9.4 14 609 4267 245 22 19.9 9.3 | 211 15 7.9 13.2 15 565 4877 245 21 19.0 8.9 | 209 15 7.0 12.8 16 500 5870 255 14 13.5 3.6 | 191 8 1.4 7.5 17 486 6096 260 12 11.8 2.1 | 177 6 -0.3 6.0 18 400 7600 260 18 17.7 3.1 | 219 9 5.6 7.0 19 399 7620 260 19 18.7 3.3 | 223 10 6.6 7.2 20 325 9144 295 12 10.9 -5.1 | 46 2 -1.2 -1.2 21 300 9730 310 8 6.1 -5.1 | 78 6 -6.0 -1.3 22 263 10668 340 6 2.1 -5.6 | 80 10 -10.0 -1.8 23 250 11020 350 8 1.4 -7.9 | 70 11 -10.7 -4.0 24 210 12192 50 12 -9.2 -7.7 | 80 22 -21.3 -3.8 25 200 12520 70 14 -13.2 -4.8 | 88 25 -25.2 -0.9 26 165 13716 65 25 -22.7 -10.6 | 79 35 -34.7 -6.7 27 150 14320 55 26 -21.3 -14.9 | 72 35 -33.4 -11.0 28 128 15240 60 36 -31.2 -18.0 | 72 46 -43.3 -14.1 29 104 16459 80 34 -33.5 -5.9 | 87 46 -45.6 -2.0 30 100 16670 95 27 -26.9 2.4 | 99 39 -39.0 6.2 Wind Parameters Mean winds (0-6000m): 257.8 at 16.9 knts Storm direction: 287.8 at 12.7 knts Shear (0-3000m) pos: 1.7 neg: 1.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 111.8 deg Storm rel helicity (0-3000m) pos: 46.0 neg: -20.5 tot: 25.5 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.56 Bulk Shear: 15.28 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 ------------------------------------------------------------------------------- 500 230 8 145 11| 0.0 6.0 6.0| 27.7 -12.6 15.0 30.1 0.33| 20.6 6.9 1000 255 11 169 7| 4.1 3.0 7.1| 37.1 -12.6 24.4 24.4 0.46| 14.8 6.9 1500 263 13 193 6| 3.5 2.0 5.5| 43.1 -12.6 30.5 20.3 0.52| 11.0 5.7 2000 267 15 209 5| 2.6 1.3 3.9| 44.1 -14.5 29.6 14.8 0.44| 9.2 4.1 2500 267 15 215 6| 2.1 1.7 3.8| 44.3 -20.0 24.3 9.7 0.33| 8.4 2.7 3000 267 16 218 6| 1.7 1.4 3.1| 46.0 -20.5 25.5 8.5 0.31| 7.6 2.4 4000 264 16 215 7| 1.3 2.0 3.3| 50.6 -27.3 23.4 5.8 0.22| 6.9 1.5 5000 259 17 213 8| 1.0 1.8 2.8| 54.0 -30.1 23.9 4.8 0.21| 6.0 1.2 6000 258 17 211 9| 1.1 1.5 2.6| 54.0 -39.1 14.8 2.5 0.12| 5.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250524.12.gif