UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 28 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 1009 5 31.6 25.6 71 6.0 27.0 110 4 304.0 307.8 299.9 366.4 20.90 1 1000 92 29.2 21.2 62 8.0 23.5 25 7 302.4 305.3 296.6 349.8 16.05 2 925 782 25.0 11.0 41 14.0 16.1 100 4 304.9 306.5 292.2 331.7 8.94 3 850 1518 20.2 8.2 46 12.0 12.8 125 5 307.3 308.8 292.2 331.8 8.05 4 794 2101 16.8 -1.2 29 18.0 7.3 119 7 309.7 310.6 289.8 323.5 4.41 5 705 3101 9.8 -0.2 50 10.0 4.4 73 7 312.7 313.7 291.6 329.5 5.35 6 700 3160 9.4 -4.6 37 14.0 2.5 70 7 312.9 313.6 290.3 325.2 3.88 7 655 3711 8.4 -17.6 14 26.0 -1.5 80 14 317.8 318.1 289.6 322.7 1.46 8 634 3979 5.8 -4.2 49 10.0 0.8 83 13 317.8 318.6 292.3 332.0 4.42 9 613 4255 4.8 -19.2 16 24.0 -3.8 85 12 319.7 320.0 290.1 324.4 1.36 10 500 5890 -4.7 -17.7 35 13.0 -9.4 90 10 327.3 327.7 292.7 333.9 1.90 11 463 6489 -8.5 -18.5 44 10.0 -12.0 94 12 329.8 330.2 293.4 336.6 1.92 12 400 7610 -13.7 -31.7 20 18.0 -18.0 90 17 337.2 337.3 294.3 339.7 0.67 13 361 8384 -18.3 -40.3 13 22.0 -22.2 88 16 341.1 341.1 294.8 342.3 0.32 14 300 9740 -28.9 -46.9 16 18.0 -30.9 85 16 344.6 344.7 295.6 345.4 0.19 15 276 10327 -33.1 -56.1 8 23.0 -34.8 91 13 346.9 346.9 296.0 347.2 0.07 16 250 11010 -39.1 -59.1 10 20.0 -40.2 120 14 347.9 347.9 296.2 348.2 0.05 17 200 12500 -51.7 -67.7 13 16.0 -52.1 105 14 350.9 350.9 296.8 351.0 0.02 18 154 14141 -66.5 -72.5 43 6.0 -66.5 116 15 352.9 352.9 297.3 352.9 0.01 19 150 14300 -67.3 -73.3 42 6.0 -67.4 120 15 354.2 354.2 297.5 354.2 0.01 20 104 16421 -82.5 -87.5 42 5.0 -82.5 30 5 364.2 364.2 299.5 364.2 0.00 21 101 16584 -82.1 -87.0 43 4.9 -82.1 20 6 368.1 368.1 300.2 368.1 0.00 22 100 16640 -82.5 -87.5 42 5.0 -82.5 360 7 368.3 368.3 300.2 368.3 0.00 23 70 18670 -75.9 -85.9 19 10.0 -75.9 305 17 422.0 422.0 307.9 422.0 0.00 24 50 20660 -66.5 -83.5 7 17.0 -66.7 295 21 486.8 486.8 314.0 486.8 0.01 25 32 23376 -63.7 -84.7 4 21.0 -64.3 158 14 560.5 560.5 318.7 560.6 0.01 26 30 23780 -55.1 -80.1 3 25.0 -56.6 85 12 594.4 594.4 320.3 594.6 0.02 27 29 23997 -54.5 -80.5 3 26.0 -56.2 86 14 601.9 601.9 320.7 602.0 0.02 28 21 26067 -53.9 -80.9 2 27.0 -56.2 87 32 661.9 661.9 323.2 662.1 0.03 TRP 104 16421 -82.5 -87.5 42 5.0 -82.5 30 5 364.2 364.2 299.5 364.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 555.91 mb = 5081.00 m = 16669.73 ft Wetbulb zero: 671.74 mb = 3501.65 m = 11488.22 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 35.42 % Est. max temperature: 34.64 C = 94.36 F Sfc-Lift cond lev (LCL): 925.80 mb = 774.33 m = 2540.43 ft T: 25.05 C 700-500 lapse rate: 5.16 C/km ThetaE index: 34.68 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 737.33 mb = 2723.96 m = 8936.78 ft Mean mixing ratio: 12.40 g/kg Conv temperature: 39.24 C = 102.64 F Cap Strength: 4.41 C Lifted Index: 1.78 C Risk: Showers probable Lifted Index @300 mb: 4.77 C Lifted Index @700 mb: 1.50 C Showalter Index: 5.71 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 12.90 C K Index: 19.10 Risk: < 20 % chance of thunderstorms Sweat Index: 118.40 Risk: None Energy Index: 0.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.95 J/kg Max Up Vert Vel: 3.73 m/s Conv Inhibition (B-): 28644.51 J/kg Cap Strength: 4.41 C Lift Cond Lev (LCL): 822.17 mb = 1802.95 m = 5915.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 115 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 1009 5 110 4 -3.8 1.4 | 305 2 1.9 -1.3 1 1000 92 25 7 -3.0 -6.3 | 344 9 2.7 -9.0 2 976 305 60 5 -4.3 -2.5 | 346 5 1.3 -5.2 3 943 610 75 3 -2.9 -0.8 | 322 4 2.7 -3.4 4 925 782 100 4 -3.9 0.7 | 320 3 1.7 -2.0 5 911 914 90 4 -4.0 0.0 | 329 3 1.6 -2.7 6 880 1219 75 5 -4.8 -1.3 | 349 4 0.8 -4.0 7 850 1518 125 5 -4.1 2.9 | 262 2 1.5 0.2 8 819 1829 145 5 -2.9 4.1 | 242 3 2.7 1.4 9 790 2134 115 7 -6.3 3.0 | 112 1 -0.7 0.3 10 762 2438 85 7 -7.0 -0.6 | 23 4 -1.4 -3.3 11 735 2743 90 6 -6.0 0.0 | 8 3 -0.4 -2.7 12 700 3160 70 7 -6.6 -2.4 | 11 5 -1.0 -5.1 13 658 3658 80 14 -13.8 -2.4 | 58 10 -8.2 -5.1 14 611 4267 85 12 -12.0 -1.0 | 60 7 -6.3 -3.7 15 567 4877 80 11 -10.8 -1.9 | 49 7 -5.2 -4.6 16 500 5890 90 10 -10.0 0.0 | 59 5 -4.4 -2.7 17 487 6096 95 10 -10.0 0.9 | 68 5 -4.3 -1.8 18 400 7610 90 17 -17.0 0.0 | 77 12 -11.4 -2.7 19 399 7620 90 17 -17.0 0.0 | 77 12 -11.4 -2.7 20 325 9144 85 15 -14.9 -1.3 | 67 10 -9.3 -4.0 21 300 9740 85 16 -15.9 -1.4 | 69 11 -10.3 -4.1 22 263 10668 95 12 -12.0 1.0 | 76 7 -6.3 -1.6 23 250 11010 120 14 -12.1 7.0 | 124 8 -6.5 4.3 24 209 12192 115 19 -17.2 8.0 | 115 13 -11.6 5.4 25 200 12500 105 14 -13.5 3.6 | 97 8 -7.9 1.0 26 165 13716 105 15 -14.5 3.9 | 98 9 -8.9 1.2 27 150 14300 120 15 -13.0 7.5 | 123 9 -7.4 4.8 28 128 15240 175 11 -1.0 11.0 | 209 10 4.7 8.3 29 104 16421 30 5 -2.5 -4.3 | 336 8 3.1 -7.0 30 103 16459 65 3 -2.7 -1.3 | 324 5 2.9 -3.9 31 100 16640 360 7 -0.0 -7.0 | 330 11 5.6 -9.7 32 75 18288 275 8 8.0 -0.7 | 284 14 13.6 -3.4 33 70 18670 305 17 13.9 -9.8 | 302 23 19.5 -12.4 34 58 19812 255 11 10.6 2.8 | 269 16 16.2 0.2 35 50 20660 295 21 19.0 -8.9 | 295 27 24.6 -11.5 36 45 21336 270 19 19.0 -0.0 | 276 25 24.6 -2.7 37 35 22860 255 17 16.4 4.4 | 266 22 22.0 1.7 38 30 23780 85 12 -12.0 -1.0 | 60 7 -6.3 -3.7 39 26 24384 90 19 -19.0 0.0 | 79 14 -13.4 -2.7 40 18 25908 85 40 -39.8 -3.5 | 80 35 -34.2 -6.2 Wind Parameters Mean winds (0-6000m): 85.4 at 8.3 knts Storm direction: 115.4 at 6.2 knts Shear (0-3000m) pos: 0.9 neg: 1.4 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 66.8 deg Storm rel helicity (0-3000m) pos: 6.0 neg: -6.5 tot: -0.5 m^2/s^2 ave: -0.2 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.09 Bulk Shear: 3.32 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 50 5 345 6| 0.0 2.7 2.7| 4.5 -1.9 2.6 5.2 0.22| 13.7 3.1 1000 66 4 341 5| 0.6 1.4 2.0| 5.2 -2.8 2.4 2.4 0.18| 8.6 1.6 1500 75 5 343 4| 1.4 0.9 2.3| 5.9 -3.7 2.2 1.5 0.07| 7.5 0.5 2000 92 5 341 3| 1.3 0.7 2.0| 5.9 -4.7 1.2 0.6 -0.02| 6.6 -0.1 2500 95 5 349 2| 1.1 1.4 2.5| 5.9 -6.0 -0.1 -0.1 -0.15| 6.4 -0.9 3000 93 5 354 2| 0.9 1.4 2.3| 6.0 -6.5 -0.5 -0.2 -0.15| 5.7 -0.9 4000 86 7 21 3| 0.9 1.4 2.3| 16.6 -6.5 10.1 2.5 0.02| 5.5 0.1 5000 85 8 34 4| 0.7 1.1 1.8| 17.0 -9.0 8.0 1.6 -0.01| 4.6 -0.0 6000 85 8 38 4| 0.7 0.9 1.7| 18.9 -9.0 9.9 1.7 0.02| 4.1 0.1 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250428.12.gif