UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 23 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 1010 5 26.6 23.9 85 2.7 24.6 160 2 298.9 302.3 297.4 353.8 18.80 1 1000 97 25.4 19.4 69 6.0 21.2 220 8 298.5 301.2 294.4 340.2 14.32 2 969 375 26.8 17.8 58 9.0 20.6 210 8 302.7 305.1 294.8 342.2 13.35 3 925 785 23.6 15.6 61 8.0 18.2 160 3 303.4 305.7 294.2 339.5 12.14 4 850 1519 19.0 13.0 68 6.0 15.0 0 0 306.0 308.1 294.2 339.5 11.14 5 700 3163 9.8 4.8 71 5.0 6.8 100 3 313.3 314.8 293.7 337.4 7.73 6 526 5480 -3.9 -6.8 80 2.9 -5.3 94 3 323.6 324.4 293.8 338.0 4.37 7 500 5880 -5.5 -10.5 68 5.0 -7.7 80 2 326.3 327.0 293.8 337.9 3.44 8 400 7610 -14.9 -21.9 55 7.0 -17.1 105 6 335.6 336.0 294.7 341.6 1.66 9 390 7801 -15.5 -23.5 50 8.0 -17.9 94 5 337.3 337.6 295.0 342.6 1.47 10 328 9086 -24.1 -39.1 24 15.0 -26.5 85 10 342.6 342.6 295.3 344.1 0.39 11 320 9265 -25.7 -30.0 67 4.3 -26.6 87 11 342.8 343.0 295.8 346.5 0.99 12 306 9588 -27.5 -45.5 16 18.0 -29.7 93 15 344.7 344.7 295.6 345.5 0.21 13 300 9730 -28.9 -37.9 42 9.0 -30.3 95 16 344.6 344.8 295.8 346.6 0.49 14 276 10318 -33.9 -38.9 61 5.0 -34.6 110 17 345.7 345.8 296.1 347.6 0.48 15 250 11000 -39.5 -45.5 53 6.0 -40.0 115 18 347.3 347.4 296.3 348.4 0.26 16 200 12490 -52.3 -58.3 48 6.0 -52.5 140 16 349.9 350.0 296.7 350.3 0.07 17 179 13195 -58.5 -62.9 57 4.4 -58.6 123 17 351.1 351.1 296.9 351.3 0.05 18 169 13553 -61.3 -72.3 22 11.0 -61.4 114 18 352.3 352.3 297.1 352.3 0.01 19 150 14280 -67.5 -75.5 31 8.0 -67.5 90 24 353.8 353.8 297.4 353.8 0.01 20 127 15263 -76.1 -80.7 48 4.6 -76.1 90 26 355.5 355.5 297.8 355.6 0.00 21 123 15447 -77.1 -82.1 45 5.0 -77.1 86 25 357.0 357.0 298.1 357.0 0.00 22 108 16190 -79.7 -85.7 36 6.0 -79.7 70 20 365.6 365.6 299.8 365.6 0.00 23 100 16630 -76.7 -85.7 23 9.0 -76.7 75 16 379.5 379.5 302.2 379.5 0.00 24 70 18680 -76.9 -85.9 22 9.0 -76.9 260 18 419.9 419.9 307.7 419.9 0.00 25 50 20650 -67.5 -83.5 9 16.0 -67.7 315 12 484.4 484.4 313.8 484.5 0.01 26 33 23175 -63.9 -84.9 4 21.0 -64.4 307 5 555.1 555.1 318.4 555.2 0.01 TRP 108 16190 -79.7 -85.7 36 6.0 -79.7 70 20 365.6 365.6 299.8 365.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 575.53 mb = 4820.74 m = 15815.88 ft Wetbulb zero: 601.55 mb = 4392.11 m = 14409.63 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 70.90 % Est. max temperature: 33.41 C = 92.14 F Sfc-Lift cond lev (LCL): 971.59 mb = 351.86 m = 1154.40 ft T: 26.68 C 700-500 lapse rate: 5.63 C/km ThetaE index: 13.59 C Layer 1000.0- 969.0 mb Conv cond level (CCL): 766.80 mb = 2391.27 m = 7845.27 ft Mean mixing ratio: 13.33 g/kg Conv temperature: 37.67 C = 99.81 F Cap Strength: 3.61 C Lifted Index: 0.75 C Risk: Showers probable Lifted Index @300 mb: 4.36 C Lifted Index @700 mb: 1.69 C Showalter Index: 1.48 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 32.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 158.00 Risk: None Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.64 J/kg Max Up Vert Vel: 6.73 m/s Conv Inhibition (B-): 15977.33 J/kg Cap Strength: 3.61 C Lift Cond Lev (LCL): 857.80 mb = 1439.69 m = 4723.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 154 at 2 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 1010 5 160 2 -0.7 1.9 | 306 0 0.4 -0.3 1 1000 97 220 8 5.1 6.1 | 237 7 6.2 4.0 2 977 305 210 10 5.0 8.7 | 223 9 6.1 6.5 3 944 610 210 3 1.5 2.6 | 260 3 2.6 0.4 4 925 785 160 3 -1.0 2.8 | 183 1 0.0 0.7 5 911 914 160 4 -1.4 3.8 | 169 2 -0.3 1.6 6 880 1219 190 3 0.5 3.0 | 243 2 1.6 0.8 7 850 1519 0 0 -0.0 -0.0 | 334 2 1.1 -2.2 8 819 1829 335 1 0.4 -0.9 | 334 3 1.5 -3.1 9 790 2134 120 1 -0.9 0.5 | 353 2 0.2 -1.7 10 763 2438 0 0 -0.0 -0.0 | 334 2 1.1 -2.2 11 736 2743 90 3 -3.0 0.0 | 42 3 -1.9 -2.2 12 700 3163 100 3 -3.0 0.5 | 49 2 -1.9 -1.6 13 658 3658 100 3 -3.0 0.5 | 49 2 -1.9 -1.6 14 611 4267 60 4 -3.5 -2.0 | 30 5 -2.4 -4.2 15 566 4877 115 5 -4.5 2.1 | 89 3 -3.5 -0.0 16 500 5880 80 2 -2.0 -0.3 | 20 3 -0.9 -2.5 17 486 6096 85 2 -2.0 -0.2 | 22 3 -0.9 -2.3 18 400 7610 105 6 -5.8 1.6 | 83 5 -4.7 -0.6 19 399 7620 95 4 -4.0 0.3 | 58 3 -2.9 -1.8 20 325 9144 85 10 -10.0 -0.9 | 71 9 -8.9 -3.0 21 300 9730 95 16 -15.9 1.4 | 87 15 -14.9 -0.8 22 262 10668 120 18 -15.6 9.0 | 115 16 -14.5 6.8 23 250 11000 115 18 -16.3 7.6 | 110 16 -15.3 5.5 24 209 12192 135 17 -12.0 12.0 | 132 15 -11.0 9.9 25 200 12490 140 16 -10.3 12.3 | 138 14 -9.2 10.1 26 164 13716 110 18 -16.9 6.2 | 104 16 -15.9 4.0 27 150 14280 90 24 -24.0 0.0 | 85 23 -22.9 -2.2 28 127 15240 90 26 -26.0 0.0 | 85 25 -24.9 -2.2 29 108 16190 70 20 -18.8 -6.8 | 63 20 -17.7 -9.0 30 103 16459 65 20 -18.1 -8.5 | 58 20 -17.1 -10.6 31 100 16630 75 16 -15.5 -4.1 | 66 16 -14.4 -6.3 32 75 18288 215 8 4.6 6.6 | 232 7 5.7 4.4 33 70 18680 260 18 17.7 3.1 | 267 19 18.8 1.0 34 58 19812 255 22 21.3 5.7 | 261 23 22.3 3.5 35 50 20650 315 12 8.5 -8.5 | 318 14 9.5 -10.6 36 43 21336 320 11 7.1 -8.4 | 322 13 8.1 -10.6 37 31 22860 305 4 3.3 -2.3 | 316 6 4.3 -4.4 Wind Parameters Mean winds (0-6000m): 123.7 at 3.2 knts Storm direction: 153.7 at 2.4 knts Shear (0-3000m) pos: 0.6 neg: 0.9 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 100.5 deg Storm rel helicity (0-3000m) pos: 11.4 neg: -6.4 tot: 5.0 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.47 Bulk Shear: 9.15 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 ------------------------------------------------------------------------------- 500 212 8 230 7| 4.5 0.0 4.5| 2.4 -5.1 -2.7 -5.3 -0.34| 15.9 -5.4 1000 203 6 227 4| 2.3 1.8 4.1| 3.9 -5.8 -1.9 -1.9 -0.24| 11.3 -2.8 1500 199 5 230 3| 1.5 1.9 3.4| 7.5 -5.8 1.7 1.1 0.02| 9.8 0.2 2000 200 4 243 3| 0.9 1.4 2.3| 8.4 -5.9 2.6 1.3 0.05| 7.9 0.4 2500 198 3 252 2| 0.7 1.1 1.8| 8.7 -6.4 2.3 0.9 0.03| 6.9 0.2 3000 186 3 244 2| 0.6 0.9 1.5| 11.4 -6.4 5.0 1.7 0.12| 6.3 0.8 4000 157 3 172 1| 0.5 0.9 1.3| 11.5 -6.9 4.6 1.2 0.11| 5.0 0.5 5000 132 3 89 1| 0.6 0.7 1.3| 15.7 -7.8 7.9 1.6 0.16| 4.5 0.7 6000 124 3 77 2| 0.5 0.7 1.2| 15.7 -10.2 5.5 0.9 0.09| 4.1 0.3 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250423.12.gif