UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:1200Z 17 APR 25 Station: VTUU WMO ident: 48407 Latitude: 15.25 Longitude: 104.87 Elevation: 127.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 60 210 3 SFC 993 127 33.6 21.6 50 12.0 24.8 210 3 307.4 310.5 298.2 357.4 16.58 2 925 759 27.8 16.8 51 11.0 20.1 210 12 307.7 310.2 296.0 347.4 13.12 3 865 1349 22.4 15.4 65 7.0 17.6 230 9 308.1 310.5 295.9 346.9 12.83 4 850 1501 21.6 14.6 64 7.0 16.8 235 8 308.8 311.1 295.8 346.4 12.39 5 700 3156 10.6 4.6 66 6.0 7.1 225 5 314.2 315.7 293.9 338.0 7.62 6 670 3520 8.6 2.6 66 6.0 5.2 225 7 315.9 317.3 293.7 337.7 6.91 7 616 4212 6.2 -5.8 42 12.0 0.3 229 8 320.9 321.7 292.8 334.1 4.03 8 610 4293 5.8 -7.2 39 13.0 -0.4 230 8 321.3 322.0 292.6 333.3 3.65 9 534 5368 -1.7 -13.7 39 12.0 -6.5 215 8 324.8 325.3 292.6 333.2 2.49 10 500 5890 -3.9 -15.9 39 12.0 -8.5 215 8 328.3 328.7 293.3 335.9 2.21 11 446 6785 -8.5 -19.5 41 11.0 -12.3 222 12 333.4 333.8 294.3 339.9 1.83 12 400 7620 -14.9 -22.9 50 8.0 -17.3 225 15 335.6 335.9 294.6 341.1 1.52 13 390 7811 -15.9 -23.9 50 8.0 -18.2 228 15 336.8 337.0 294.8 341.9 1.42 14 300 9740 -29.1 -41.1 30 12.0 -30.7 255 14 344.4 344.4 295.7 345.8 0.35 15 264 10636 -35.5 -54.5 13 19.0 -36.9 226 13 347.8 347.8 296.3 348.2 0.09 16 263 10662 -35.7 -53.7 14 18.0 -37.0 225 13 347.9 347.9 296.3 348.3 0.10 17 250 11010 -38.9 -53.9 19 15.0 -39.9 225 16 348.2 348.3 296.3 348.7 0.10 18 200 12500 -51.3 -60.3 33 9.0 -51.6 240 21 351.5 351.5 297.0 351.8 0.06 19 199 12532 -51.7 -60.7 33 9.0 -52.0 239 21 351.4 351.4 297.0 351.6 0.05 20 185 13000 -55.9 -72.9 10 17.0 -56.1 232 23 352.0 352.0 297.1 352.1 0.01 21 176 13315 -58.5 -73.5 13 15.0 -58.7 227 24 352.8 352.8 297.3 352.8 0.01 22 150 14300 -66.5 -79.5 14 13.0 -66.6 235 14 355.5 355.5 297.8 355.5 0.00 23 115 15866 -78.7 -87.7 22 9.0 -78.7 238 7 361.0 361.0 298.9 361.0 0.00 24 107 16276 -81.1 -91.1 17 10.0 -81.1 275 8 363.9 363.9 299.5 363.9 0.00 25 105 16383 -78.9 -89.9 15 11.0 -78.9 287 7 370.1 370.1 300.6 370.1 0.00 26 100 16660 -80.7 -90.7 17 10.0 -80.7 330 9 371.8 371.8 300.9 371.8 0.00 27 70 18660 -81.3 -93.3 11 12.0 -81.3 205 10 410.5 410.5 306.6 410.5 0.00 28 68 18824 -81.1 -93.1 11 12.0 -81.1 209 11 414.3 414.3 307.0 414.3 0.00 29 64 19167 -79.9 -92.9 10 13.0 -79.9 219 14 424.2 424.2 308.2 424.2 0.00 30 61 19444 -74.1 -90.1 7 16.0 -74.2 226 16 443.0 443.0 310.2 443.0 0.00 31 58 19738 -74.9 -90.9 7 16.0 -75.0 234 19 447.6 447.6 310.6 447.6 0.00 32 50 20620 -66.9 -86.9 4 20.0 -67.1 260 18 485.8 485.8 313.9 485.9 0.00 33 38 22314 -56.5 -79.5 4 23.0 -57.6 355 13 552.0 552.0 318.2 552.1 0.02 34 34 23014 -58.9 -81.9 4 23.0 -59.8 49 17 563.5 563.5 318.8 563.6 0.01 35 30 23800 -57.3 -80.3 4 23.0 -58.5 90 29 588.4 588.4 320.1 588.6 0.02 36 29 24014 -57.7 -80.7 4 23.0 -58.9 88 28 593.1 593.1 320.3 593.2 0.02 37 25 24960 -53.7 -78.7 3 25.0 -55.8 91 26 630.3 630.3 321.9 630.5 0.03 38 20 26400 -52.3 -78.3 3 26.0 -55.1 105 22 676.1 676.1 323.6 676.4 0.04 39 18 27090 -47.1 -74.1 3 27.0 -51.7 713.2 713.2 324.8 714.0 0.09 TRP 107 16276 -81.1 -91.1 17 10.0 -81.1 275 8 363.9 363.9 299.5 363.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5830.00 m Freezing level: 551.23 mb = 5124.10 m = 16811.14 ft Wetbulb zero: 613.44 mb = 4246.45 m = 13931.76 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 53.73 % Est. max temperature: 35.24 C = 95.44 F Sfc-Lift cond lev (LCL): 835.66 mb = 1646.00 m = 5400.21 ft T: 20.64 C 700-500 lapse rate: 5.30 C/km ThetaE index: 24.16 C Layer 925.0- 500.0 mb Conv cond level (CCL): 755.22 mb = 2508.73 m = 8230.63 ft Mean mixing ratio: 14.25 g/kg Conv temperature: 38.36 C = 101.05 F Cap Strength: 2.55 C Lifted Index: -1.22 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.11 C Lifted Index @700 mb: -0.20 C Showalter Index: 0.36 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 18.50 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 199.20 Risk: None Energy Index: -1.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 306.35 J/kg Max Up Vert Vel: 24.75 m/s Conv Inhibition (B-): 84.30 J/kg Cap Strength: 2.55 C Lift Cond Lev (LCL): 804.24 mb = 1972.75 m = 6472.19 ft Lev Free Conv (LFC): 699.24 mb = 3165.07 m = 10383.95 ft Equ Level (EL): 629.24 mb = 4037.09 m = 13244.89 ft B at Equ Level: 9.89 J/kg Max Parcel Lev (MPL): 129.24 mb = 15178.36 m = 49797.15 ft Wind level data Storm motion: 250 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 ---------------------------------------------------------- 0 993 127 210 3 1.5 2.6 | 103 4 -3.5 0.8 1 973 305 215 4 2.3 3.3 | 119 3 -2.7 1.5 2 941 610 205 12 5.1 10.9 | 180 9 0.1 9.1 3 925 759 210 12 6.0 10.4 | 187 9 1.0 8.6 4 909 914 215 10 5.7 8.2 | 187 6 0.7 6.4 5 878 1219 225 10 7.1 7.1 | 201 6 2.1 5.3 6 850 1501 235 8 6.6 4.6 | 209 3 1.6 2.8 7 818 1829 240 5 4.3 2.5 | 137 1 -0.7 0.7 8 789 2134 210 4 2.0 3.5 | 119 3 -3.0 1.7 9 761 2438 230 3 2.3 1.9 | 93 3 -2.7 0.2 10 735 2743 210 3 1.5 2.6 | 103 4 -3.5 0.8 11 700 3156 225 5 3.5 3.5 | 140 2 -1.5 1.8 12 658 3658 225 8 5.7 5.7 | 190 4 0.7 3.9 13 611 4267 230 8 6.1 5.1 | 198 4 1.1 3.4 14 566 4877 215 8 4.6 6.6 | 175 5 -0.4 4.8 15 500 5890 215 8 4.6 6.6 | 175 5 -0.4 4.8 16 487 6096 220 9 5.8 6.9 | 189 5 0.8 5.1 17 400 7620 225 15 10.6 10.6 | 212 10 5.6 8.8 18 400 7620 225 15 10.6 10.6 | 212 10 5.6 8.8 19 325 9144 250 14 13.2 4.8 | 250 9 8.2 3.0 20 300 9740 255 14 13.5 3.6 | 258 9 8.5 1.8 21 263 10668 225 13 9.2 9.2 | 209 9 4.2 7.4 22 250 11010 225 16 11.3 11.3 | 213 11 6.3 9.5 23 209 12192 235 21 17.2 12.0 | 230 16 12.2 10.3 24 200 12500 240 21 18.2 10.5 | 237 16 13.2 8.7 25 165 13716 220 25 16.1 19.2 | 212 21 11.1 17.4 26 150 14300 235 14 11.5 8.0 | 226 9 6.5 6.3 27 128 15240 185 6 0.5 6.0 | 133 6 -4.5 4.2 28 107 16276 275 8 8.0 -0.7 | 310 4 3.0 -2.5 29 104 16459 295 7 6.3 -3.0 | 344 5 1.3 -4.7 30 100 16660 330 9 4.5 -7.8 | 3 10 -0.5 -9.6 31 75 18288 30 14 -7.0 -12.1 | 41 18 -12.0 -13.9 32 70 18660 205 10 4.2 9.1 | 174 7 -0.8 7.3 33 57 19812 235 19 15.6 10.9 | 229 14 10.6 9.1 34 50 20620 260 18 17.7 3.1 | 264 13 12.7 1.3 35 45 21336 270 12 12.0 -0.0 | 284 7 7.0 -1.8 36 35 22860 40 14 -9.0 -10.7 | 48 19 -14.0 -12.5 37 30 23800 90 29 -29.0 0.0 | 87 34 -34.0 -1.8 38 27 24384 85 26 -25.9 -2.3 | 83 31 -30.9 -4.0 39 22 25908 100 27 -26.6 4.7 | 95 32 -31.6 2.9 40 20 26400 105 22 -21.3 5.7 | 98 27 -26.3 3.9 Wind Parameters Mean winds (0-6000m): 220.4 at 7.1 knts Storm direction: 250.4 at 5.3 knts Shear (0-3000m) pos: 1.3 neg: 1.4 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 33.4 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -2.1 tot: 11.4 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 990.74 Bulk Shear: 0.31 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 ------------------------------------------------------------------------------- 500 208 7 154 4| 0.0 9.3 9.3| 6.7 0.0 6.7 13.3 0.63| 9.5 5.9 1000 212 9 175 6| 1.9 4.6 6.5| 10.4 0.0 10.4 10.4 0.57| 6.9 4.0 1500 218 9 184 5| 2.4 3.1 5.5| 11.8 -0.2 11.6 7.7 0.47| 6.0 2.9 2000 220 8 180 4| 1.8 2.0 3.9| 11.8 -1.1 10.7 5.3 0.28| 5.7 1.6 2500 220 7 171 4| 1.7 1.6 3.3| 12.0 -2.1 9.9 4.0 0.22| 5.0 1.1 3000 220 6 163 3| 1.3 1.4 2.6| 13.5 -2.1 11.4 3.8 0.27| 4.6 1.2 4000 222 7 168 3| 0.9 1.0 1.9| 15.8 -2.1 13.7 3.4 0.33| 3.9 1.3 5000 222 7 172 3| 0.7 1.0 1.7| 15.9 -3.9 12.0 2.4 0.26| 3.3 0.9 6000 220 7 174 4| 0.6 0.8 1.5| 17.6 -3.9 13.7 2.3 0.29| 2.9 0.8 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20250417.12.gif