UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:1200Z 26 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 47 170 2 SFC 992 127 35.0 22.0 47 13.0 25.4 170 2 308.9 312.1 298.8 360.5 17.01 2 991 136 33.4 19.4 44 14.0 23.3 166 2 307.3 310.0 296.8 350.9 14.45 3 967 354 31.4 18.4 46 13.0 22.2 102 5 307.5 310.1 296.5 349.4 13.90 4 925 747 28.8 16.8 48 12.0 20.4 140 13 308.8 311.2 296.3 348.6 13.12 5 850 1493 22.8 13.8 57 9.0 16.7 90 6 310.0 312.2 295.7 345.9 11.75 6 806 1953 18.6 12.6 68 6.0 14.6 40 8 310.3 312.5 295.6 345.3 11.45 7 700 3150 11.4 2.4 54 9.0 6.3 30 10 315.1 316.4 293.2 335.6 6.51 8 669 3526 8.6 1.6 61 7.0 4.6 34 10 316.1 317.3 293.4 336.4 6.44 9 573 4788 0.4 -10.6 43 11.0 -4.3 58 9 320.8 321.4 291.9 330.6 2.97 10 503 5823 -5.1 -22.1 25 17.0 -10.5 50 13 326.3 326.5 291.9 330.8 1.29 11 500 5870 -5.5 -19.5 32 14.0 -10.3 50 13 326.3 326.7 292.3 332.0 1.63 12 494 5964 -6.3 -16.3 45 10.0 -10.0 54 14 326.5 326.9 292.8 333.9 2.17 13 482 6156 -6.5 -23.5 25 17.0 -11.8 60 15 328.5 328.8 292.4 332.8 1.19 14 469 6369 -8.3 -19.3 41 11.0 -12.1 59 14 328.9 329.2 293.1 335.1 1.77 15 455 6603 -9.7 -22.7 34 13.0 -13.7 58 13 330.0 330.3 293.0 334.8 1.36 16 423 7164 -11.1 -42.1 6 31.0 -16.9 56 11 335.2 335.2 293.3 336.0 0.22 17 400 7590 -14.5 -39.5 10 25.0 -19.2 55 9 336.1 336.2 293.7 337.3 0.31 18 383 7917 -16.9 -46.9 6 30.0 -21.3 76 8 337.2 337.2 293.7 337.8 0.15 19 372 8136 -18.3 -28.3 41 10.0 -20.8 95 7 338.1 338.4 294.8 341.9 1.00 20 317 9313 -25.7 -49.7 9 24.0 -28.4 209 5 343.7 343.7 295.3 344.2 0.13 21 300 9710 -28.3 -46.3 16 18.0 -30.4 270 11 345.5 345.5 295.8 346.3 0.20 22 267 10534 -34.3 -44.3 36 10.0 -35.4 236 16 348.5 348.5 296.5 349.6 0.28 23 261 10693 -35.7 -44.7 39 9.0 -36.6 229 17 348.7 348.7 296.6 349.8 0.27 24 250 10990 -38.3 -47.3 38 9.0 -39.1 220 12 349.1 349.2 296.6 350.0 0.21 25 200 12490 -50.7 -60.7 30 10.0 -51.0 230 15 352.5 352.5 297.2 352.7 0.05 26 189 12856 -53.5 -68.5 14 15.0 -53.8 223 16 353.7 353.7 297.4 353.8 0.02 27 150 14300 -66.5 -76.5 23 10.0 -66.5 215 21 355.5 355.5 297.8 355.6 0.01 28 144 14545 -68.9 -78.9 22 10.0 -68.9 215 19 355.5 355.5 297.8 355.5 0.01 29 115 15859 -77.7 -86.7 22 9.0 -77.7 183 10 362.8 362.8 299.2 362.8 0.00 30 100 16650 -81.5 -90.5 20 9.0 -81.5 95 2 370.3 370.3 300.6 370.3 0.00 31 88 17364 -83.5 -92.5 19 9.0 -83.5 50 12 380.0 380.0 302.2 380.0 0.00 32 74 18327 -83.5 -93.5 16 10.0 -83.5 94 16 399.3 399.3 305.1 399.4 0.00 33 70 18640 -77.7 -91.7 9 14.0 -77.7 50 14 418.2 418.2 307.5 418.2 0.00 34 65 19062 -79.5 -92.5 10 13.0 -79.6 22 13 423.2 423.2 308.1 423.2 0.00 35 61 19425 -76.5 -91.5 8 15.0 -76.6 358 12 437.6 437.6 309.6 437.6 0.00 36 56 19929 -67.7 -86.7 5 19.0 -67.9 468.5 468.5 312.5 468.5 0.00 37 50 20609 -68.9 -86.9 6 18.0 -69.1 481.1 481.1 313.5 481.1 0.00 TRP 88 17364 -83.5 -92.5 19 9.0 -83.5 50 12 380.0 380.0 302.2 380.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5823.00 m Freezing level: 567.91 mb = 4863.32 m = 15955.57 ft Wetbulb zero: 619.38 mb = 4154.03 m = 13628.55 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 51.02 % Est. max temperature: 36.22 C = 97.20 F Sfc-Lift cond lev (LCL): 823.30 mb = 1769.37 m = 5804.95 ft T: 20.28 C 700-500 lapse rate: 6.21 C/km ThetaE index: 24.89 C Layer 991.0- 669.0 mb Conv cond level (CCL): 729.19 mb = 2803.24 m = 9196.88 ft Mean mixing ratio: 13.45 g/kg Conv temperature: 39.86 C = 103.76 F Cap Strength: 2.68 C Lifted Index: -2.18 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.63 C Lifted Index @700 mb: 1.07 C Showalter Index: -1.01 C Risk: Thunderstorms probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 19.30 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 190.60 Risk: None Energy Index: -2.65 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 272.65 J/kg Max Up Vert Vel: 23.35 m/s Conv Inhibition (B-): 139.90 J/kg Cap Strength: 2.68 C Lift Cond Lev (LCL): 786.74 mb = 2158.57 m = 7081.85 ft Lev Free Conv (LFC): 661.74 mb = 3615.25 m = 11860.91 ft Equ Level (EL): 311.74 mb = 9433.33 m = 30948.88 ft B at Equ Level: 270.38 J/kg Max Parcel Lev (MPL): 181.74 mb = 13101.26 m = 42982.63 ft Wind level data Storm motion: 88 at 7 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 ---------------------------------------------------------- 0 992 127 170 2 -0.3 2.0 | 252 7 6.8 2.2 1 972 305 95 3 -3.0 0.3 | 263 4 4.2 0.5 2 939 610 140 14 -9.0 10.7 | 170 11 -1.8 11.0 3 925 747 140 13 -8.4 10.0 | 173 10 -1.2 10.2 4 908 914 125 7 -5.7 4.0 | 198 4 1.4 4.3 5 877 1219 95 7 -7.0 0.6 | 192 1 0.2 0.9 6 850 1493 90 6 -6.0 0.0 | 258 1 1.2 0.3 7 817 1829 30 7 -3.5 -6.1 | 328 7 3.7 -5.8 8 789 2134 55 10 -8.2 -5.7 | 11 6 -1.0 -5.5 9 761 2438 50 11 -8.4 -7.1 | 11 7 -1.3 -6.8 10 734 2743 40 11 -7.1 -8.4 | 359 8 0.1 -8.2 11 700 3150 30 10 -5.0 -8.7 | 346 9 2.2 -8.4 12 657 3658 35 10 -5.7 -8.2 | 350 8 1.4 -7.9 13 610 4267 50 9 -6.9 -5.8 | 357 6 0.3 -5.5 14 565 4877 60 9 -7.8 -4.5 | 9 4 -0.6 -4.2 15 500 5870 50 13 -10.0 -8.4 | 19 9 -2.8 -8.1 16 486 6096 60 15 -13.0 -7.5 | 39 9 -5.8 -7.2 17 400 7590 55 9 -7.4 -5.2 | 3 5 -0.2 -4.9 18 398 7620 50 9 -6.9 -5.8 | 357 6 0.3 -5.5 19 324 9144 185 3 0.3 3.0 | 246 8 7.4 3.2 20 300 9710 270 11 11.0 -0.0 | 269 18 18.2 0.3 21 262 10668 230 17 13.0 10.9 | 241 23 20.2 11.2 22 250 10990 220 12 7.7 9.2 | 238 18 14.9 9.4 23 209 12192 225 17 12.0 12.0 | 237 23 19.2 12.3 24 200 12490 230 15 11.5 9.6 | 242 21 18.6 9.9 25 165 13716 205 20 8.5 18.1 | 220 24 15.6 18.4 26 150 14300 215 21 12.0 17.2 | 228 26 19.2 17.5 27 128 15240 215 15 8.6 12.3 | 231 20 15.8 12.5 28 103 16459 150 4 -2.0 3.5 | 234 6 5.2 3.7 29 100 16650 95 2 -2.0 0.2 | 265 5 5.2 0.4 30 88 17364 50 12 -9.2 -7.7 | 15 8 -2.0 -7.5 31 75 18288 100 16 -15.8 2.8 | 109 9 -8.6 3.0 32 70 18640 50 14 -10.7 -9.0 | 22 9 -3.6 -8.7 33 56 19812 325 11 6.3 -9.0 | 303 16 13.5 -8.8 Wind Parameters Mean winds (0-6000m): 58.0 at 9.5 knts Storm direction: 88.0 at 7.2 knts Shear (0-3000m) pos: 0.0 neg: 2.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 94.4 deg Storm rel helicity (0-3000m) pos: 15.8 neg: -13.3 tot: 2.6 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 0.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 20.66 Bulk Shear: 13.19 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 ------------------------------------------------------------------------------- 500 132 7 206 5| 0.0 12.5 12.5| 1.8 -4.9 -3.2 -6.4 -0.31| 16.5 -5.1 1000 131 8 191 6| 0.0 3.3 3.3| 7.4 -5.3 2.1 2.1 -0.08| 13.4 -1.1 1500 119 8 188 4| 0.0 2.5 2.5| 8.3 -5.3 3.0 2.0 0.03| 10.6 0.3 2000 101 8 171 2| 0.0 2.8 2.8| 15.6 -6.0 9.6 4.8 0.13| 10.2 1.3 2500 86 8 72 1| 0.0 2.5 2.5| 15.8 -7.8 8.0 3.2 0.10| 8.7 0.9 3000 74 9 28 2| 0.0 2.0 2.0| 15.8 -13.3 2.6 0.9 0.04| 7.7 0.3 4000 61 9 9 4| 0.4 1.5 1.9| 18.4 -13.3 5.1 1.3 0.06| 6.1 0.4 5000 59 9 8 4| 0.5 1.2 1.7| 20.5 -13.3 7.2 1.4 0.09| 5.2 0.5 6000 58 10 11 5| 0.6 1.2 1.8| 28.4 -13.3 15.1 2.5 0.14| 4.9 0.7 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20250426.12.gif