UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052512.upa.cvt Date: 1200Z 25 MAY 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 25 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 1009 5 28.4 23.6 75 4.8 24.9 240 4 300.8 304.2 297.7 355.1 18.47 1 1000 90 27.4 18.4 58 9.0 21.2 210 39 300.5 303.0 294.3 340.0 13.43 2 925 776 24.0 13.0 50 11.0 16.8 265 26 303.8 305.7 292.9 334.3 10.22 3 904 977 24.0 12.0 47 12.0 16.2 285 24 305.9 307.7 293.2 335.3 9.79 4 850 1512 20.8 9.8 49 11.0 13.8 15 26 307.9 309.6 293.1 335.2 8.98 5 827 1742 19.0 9.0 52 10.0 12.7 294 22 308.5 310.1 293.1 335.1 8.74 6 700 3100 2.8 -3.2 65 6.0 -0.0 250 15 305.6 306.4 288.3 318.9 4.31 7 500 5760 -10.7 -14.4 74 3.7 -12.1 315 6 320.0 320.5 291.2 328.3 2.51 8 447 6617 -14.9 -19.9 66 5.0 -16.4 336 10 325.1 325.5 292.0 331.2 1.76 9 409 7285 -19.3 -23.6 69 4.3 -20.4 343 12 327.8 328.1 292.4 332.7 1.39 10 400 7450 -20.7 -28.7 49 8.0 -22.4 345 12 328.1 328.3 292.1 331.3 0.89 11 348 8467 -27.1 -41.1 25 14.0 -28.9 342 13 332.8 332.8 292.8 333.9 0.30 12 300 9520 -35.1 -40.1 60 5.0 -35.7 345 18 335.9 336.0 293.7 337.4 0.39 13 299 9543 -35.3 -40.3 60 5.0 -35.8 346 18 335.9 336.0 293.7 337.4 0.38 14 250 10760 -45.3 -51.3 51 6.0 -45.6 50 20 338.7 338.7 294.1 339.3 0.14 15 200 12210 -57.9 -63.9 46 6.0 -58.0 60 27 341.1 341.1 294.6 341.2 0.04 16 182 12794 -63.7 -69.7 44 6.0 -63.8 54 27 341.0 341.0 294.6 341.0 0.02 17 150 13950 -72.5 -76.7 53 4.2 -72.5 65 30 345.2 345.2 295.6 345.2 0.01 18 123 15096 -80.3 -83.8 56 3.5 -80.3 69 37 351.2 351.2 296.9 351.2 0.00 19 122 15142 -80.3 -83.5 59 3.2 -80.3 70 37 352.0 352.0 297.1 352.0 0.00 20 115 15475 -82.5 -86.3 52 3.8 -82.5 85 36 353.9 353.9 297.5 353.9 0.00 21 105 15984 -82.3 -86.8 46 4.5 -82.3 78 27 363.6 363.6 299.4 363.6 0.00 22 100 16260 -77.9 -83.9 37 6.0 -77.9 75 22 377.2 377.2 301.8 377.2 0.00 23 70 18310 -73.9 -82.9 24 9.0 -73.9 340 12 426.3 426.3 308.4 426.3 0.01 24 64 18834 -72.9 -82.9 21 10.0 -73.0 439.5 439.5 309.8 439.6 0.01 TRP 115 15475 -82.5 -86.3 52 3.8 -82.5 85 36 353.9 353.9 297.5 353.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5670.00 m Freezing level: 658.52 mb = 3651.70 m = 11980.51 ft Wetbulb zero: 700.39 mb = 3095.51 m = 10155.75 ft Precipitable water: 1.47 inches Sfc-500 mean rel hum: 61.78 % Est. max temperature: 35.22 C = 95.40 F Sfc-Lift cond lev (LCL): 941.48 mb = 620.64 m = 2036.20 ft T: 24.77 C 700-500 lapse rate: 5.08 C/km ThetaE index: 20.76 C Layer 1000.0- 904.0 mb Conv cond level (CCL): 773.79 mb = 2283.74 m = 7492.50 ft Mean mixing ratio: 11.89 g/kg Conv temperature: 35.07 C = 95.13 F Cap Strength: 5.61 C Lifted Index: -2.93 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.39 C Lifted Index @700 mb: -4.13 C Showalter Index: -1.87 C Risk: Thunderstorms probable Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.50 C Cross Totals Index: 20.50 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 235.60 Risk: None Energy Index: -1.53 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 586.94 J/kg Max Up Vert Vel: 34.26 m/s Conv Inhibition (B-): 204.13 J/kg Cap Strength: 5.61 C Lift Cond Lev (LCL): 830.15 mb = 1710.24 m = 5610.95 ft Lev Free Conv (LFC): 745.15 mb = 2590.92 m = 8500.28 ft Equ Level (EL): 315.15 mb = 9170.50 m = 30086.57 ft B at Equ Level: 585.95 J/kg Max Parcel Lev (MPL): 135.15 mb = 14551.88 m = 47741.80 ft Wind level data Storm motion: 282 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 1009 5 240 4 3.5 2.0 | 117 10 -9.0 4.6 1 1000 90 210 39 19.5 33.8 | 191 37 7.0 36.4 2 976 305 215 46 26.4 37.7 | 199 43 13.9 40.3 3 943 610 245 31 28.1 13.1 | 225 22 15.6 15.7 4 925 776 265 26 25.9 2.3 | 250 14 13.4 4.9 5 910 914 280 24 23.6 -4.2 | 278 11 11.2 -1.6 6 879 1219 305 23 18.8 -13.2 | 329 12 6.4 -10.6 7 850 1512 15 26 -6.7 -25.1 | 40 30 -19.2 -22.5 8 818 1829 260 21 20.7 3.6 | 233 10 8.2 6.3 9 788 2134 255 19 18.4 4.9 | 218 10 5.9 7.5 10 759 2438 250 18 16.9 6.2 | 207 10 4.4 8.8 11 731 2743 245 16 14.5 6.8 | 192 10 2.0 9.4 12 700 3100 250 15 14.1 5.1 | 192 8 1.6 7.7 13 652 3658 220 14 9.0 10.7 | 165 14 -3.5 13.3 14 604 4267 210 8 4.0 6.9 | 138 13 -8.5 9.5 15 559 4877 250 10 9.4 3.4 | 153 7 -3.1 6.0 16 500 5760 315 6 4.2 -4.2 | 79 8 -8.2 -1.6 17 478 6096 330 8 4.0 -6.9 | 63 10 -8.5 -4.3 18 400 7450 345 12 3.1 -11.6 | 46 13 -9.4 -9.0 19 391 7620 345 11 2.8 -10.6 | 50 13 -9.6 -8.0 20 316 9144 340 15 5.1 -14.1 | 33 14 -7.3 -11.5 21 300 9520 345 18 4.7 -17.4 | 28 17 -7.8 -14.8 22 253 10668 30 16 -8.0 -13.9 | 61 23 -20.5 -11.2 23 250 10760 50 20 -15.3 -12.9 | 70 30 -27.8 -10.2 24 201 12192 55 26 -21.3 -14.9 | 70 36 -33.8 -12.3 25 200 12210 60 27 -23.4 -13.5 | 73 37 -35.9 -10.9 26 156 13716 45 26 -18.4 -18.4 | 63 35 -30.9 -15.8 27 150 13950 65 30 -27.2 -12.7 | 76 41 -39.7 -10.1 28 120 15240 70 38 -35.7 -13.0 | 78 49 -48.2 -10.4 29 115 15475 85 36 -35.9 -3.1 | 89 48 -48.3 -0.5 30 100 16260 75 22 -21.3 -5.7 | 85 34 -33.7 -3.1 31 97 16459 80 24 -23.6 -4.2 | 88 36 -36.1 -1.6 32 70 18288 290 12 11.3 -4.1 | 39 2 -1.2 -1.5 33 70 18310 340 12 4.1 -11.3 | 44 12 -8.4 -8.7 Wind Parameters Mean winds (0-6000m): 251.8 at 17.0 knts Storm direction: 281.8 at 12.7 knts Shear (0-3000m) pos: 10.0 neg: 11.6 tot: 21.6 10-3/s Storm rel Dir Shear (0-3000m): 75.0 deg Storm rel helicity (0-3000m) pos: 493.5 neg: -176.0 tot: 317.5 m^2/s^2 ave: 105.8 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 32.2 stream: 8.6 10^-3/s Energy-Hel index: 1.81 Bulk Rich Number: 6.38 Bulk Shear: 91.98 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 ------------------------------------------------------------------------------- 500 217 39 198 35| 0.0 33.1 33.1|251.7 0.0 251.7 503.3 0.71| 67.7 48.0 1000 234 33 213 26| 14.8 16.5 31.4|345.1 0.0 345.1 345.1 0.72| 48.8 35.0 1500 252 30 234 20| 20.0 11.0 31.0|493.5 0.0 493.5 329.0 0.75| 45.1 34.0 2000 260 28 243 17| 15.0 18.2 33.1|493.5-162.1 331.5 165.7 0.31| 46.6 14.3 2500 258 26 239 15| 12.0 14.4 26.4|493.5-171.0 322.5 129.0 0.28| 38.0 10.7 3000 256 24 233 14| 10.0 11.6 21.6|493.5-176.0 317.5 105.8 0.27| 32.2 8.6 4000 251 22 220 12| 7.5 8.4 15.9|493.5-202.8 290.7 72.7 0.21| 25.6 5.3 5000 249 19 209 11| 6.4 6.7 13.1|499.6-212.4 287.2 57.4 0.19| 21.6 4.2 6000 252 17 205 9| 6.1 5.6 11.7|499.6-224.2 275.4 45.9 0.15| 18.8 2.8 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250525.12.gif