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 VVDN... Searching the city database file for: VVDN ... Date:1200Z 28 APR 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- 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 7 27.6 25.0 86 2.6 25.7 95 1 300.0 303.7 298.5 359.1 20.14 1 1000 89 26.8 24.4 87 2.4 25.0 85 5 300.0 303.5 298.2 357.4 19.59 2 982 250 25.2 24.0 93 1.2 24.3 93 6 299.9 303.5 298.1 357.0 19.47 3 933 700 24.0 16.0 61 8.0 18.6 116 9 303.1 305.4 294.3 339.7 12.35 4 925 776 23.4 16.4 65 7.0 18.6 120 9 303.2 305.6 294.6 341.2 12.78 5 880 1210 20.2 18.8 92 1.4 19.2 108 7 304.3 307.2 296.8 351.1 15.71 6 852 1491 20.8 6.8 40 14.0 12.4 101 5 307.7 309.1 291.7 330.0 7.29 7 850 1511 20.6 7.6 43 13.0 12.7 100 5 307.7 309.2 292.0 331.3 7.72 8 834 1675 19.6 3.6 35 16.0 10.4 101 6 308.3 309.5 290.7 326.6 5.95 9 769 2368 15.8 -5.2 23 21.0 5.5 105 8 311.5 312.1 289.4 322.2 3.37 10 745 2636 13.8 3.8 51 10.0 8.0 107 9 312.2 313.4 292.6 333.2 6.76 11 721 2911 12.4 -0.6 41 13.0 5.4 108 10 313.6 314.5 291.6 329.6 5.08 12 700 3158 11.0 1.0 50 10.0 5.5 110 11 314.7 315.8 292.6 333.2 5.89 13 645 3833 5.8 0.8 70 5.0 3.1 138 10 316.2 317.4 293.4 336.2 6.30 14 584 4639 1.2 -20.8 18 22.0 -6.2 172 8 320.0 320.2 290.0 324.3 1.25 15 570 4834 1.4 -28.6 9 30.0 -7.2 180 7 322.4 322.6 290.2 324.7 0.63 16 564 4920 1.8 -28.2 9 30.0 -7.0 184 7 323.9 324.0 290.6 326.3 0.66 17 538 5298 -0.7 -14.7 34 14.0 -6.2 200 6 325.3 325.7 292.6 333.0 2.27 18 528 5448 -1.5 -30.5 9 29.0 -9.4 206 6 326.1 326.2 291.2 328.2 0.57 19 500 5880 -3.9 -27.9 14 24.0 -10.7 225 5 328.3 328.4 292.0 331.1 0.77 20 493 5991 -4.7 -39.7 5 35.0 -12.2 228 5 328.6 328.7 291.6 329.6 0.25 21 470 6367 -6.7 -38.7 6 32.0 -13.5 237 7 330.7 330.7 292.2 331.8 0.29 22 453 6654 -9.1 -17.1 52 8.0 -12.0 245 8 331.2 331.6 294.0 338.9 2.21 23 447 6757 -9.9 -19.9 44 10.0 -13.3 248 8 331.4 331.8 293.7 337.6 1.76 24 442 6844 -10.3 -29.3 19 19.0 -15.2 250 8 332.0 332.1 293.0 334.8 0.76 25 433 7003 -10.9 -18.9 52 8.0 -13.7 254 9 333.2 333.6 294.4 340.2 1.98 26 426 7128 -11.5 -19.5 52 8.0 -14.2 257 9 334.0 334.4 294.5 340.8 1.92 27 422 7201 -11.9 -26.9 28 15.0 -16.0 259 10 334.4 334.6 293.9 338.0 1.00 28 417 7292 -12.7 -16.7 72 4.0 -14.2 262 10 334.5 335.0 295.1 343.2 2.48 29 408 7459 -13.1 -22.1 47 9.0 -15.9 266 10 336.1 336.4 294.7 341.8 1.60 30 400 7610 -13.9 -21.9 51 8.0 -16.4 270 11 336.9 337.3 295.0 342.9 1.66 31 376 8076 -16.7 -26.7 42 10.0 -19.4 270 11 339.2 339.5 295.1 343.5 1.14 32 359 8421 -18.7 -31.7 31 13.0 -21.7 270 12 341.1 341.2 295.3 343.9 0.75 33 300 9730 -28.7 -42.7 25 14.0 -30.5 270 13 344.9 345.0 295.8 346.1 0.30 34 275 10347 -33.3 -51.3 15 18.0 -34.8 277 12 347.0 347.0 296.1 347.5 0.12 35 268 10528 -34.7 -45.7 32 11.0 -35.8 279 12 347.5 347.5 296.3 348.5 0.24 36 256 10846 -36.9 -55.9 12 19.0 -38.2 283 11 348.8 348.8 296.4 349.2 0.08 37 250 11010 -38.5 -46.5 43 8.0 -39.2 285 11 348.8 348.9 296.6 349.8 0.23 38 249 11037 -38.7 -44.7 53 6.0 -39.3 286 11 348.9 349.0 296.7 350.1 0.29 39 243 11204 -39.9 -44.9 59 5.0 -40.4 289 11 349.6 349.6 296.8 350.7 0.29 40 239 11317 -40.5 -48.5 42 8.0 -41.1 291 11 350.3 350.4 296.9 351.1 0.20 41 211 12150 -48.1 -51.7 66 3.6 -48.3 308 13 351.2 351.2 297.0 351.8 0.15 42 204 12371 -50.1 -55.0 56 4.9 -50.3 312 13 351.4 351.5 297.0 351.9 0.11 43 200 12500 -50.9 -58.9 38 8.0 -51.2 315 13 352.2 352.2 297.1 352.5 0.07 44 198 12565 -51.3 -62.3 26 11.0 -51.6 315 13 352.5 352.6 297.2 352.7 0.04 45 150 14310 -66.3 -72.3 43 6.0 -66.4 305 15 355.9 355.9 297.9 355.9 0.01 46 127 15296 -75.1 -78.7 57 3.6 -75.1 317 10 357.3 357.3 298.2 357.4 0.01 47 122 15528 -76.9 -79.1 71 2.2 -76.9 320 9 358.2 358.2 298.4 358.2 0.01 48 100 16650 -83.7 -86.8 58 3.1 -83.7 335 3 366.0 366.0 299.8 366.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 545.28 mb = 5192.37 m = 17035.14 ft Wetbulb zero: 624.92 mb = 4089.99 m = 13418.44 ft Precipitable water: 1.60 inches Sfc-500 mean rel hum: 45.31 % Est. max temperature: 34.49 C = 94.08 F Sfc-Lift cond lev (LCL): 972.15 mb = 338.51 m = 1110.57 ft T: 24.96 C 700-500 lapse rate: 5.47 C/km ThetaE index: 21.10 C Layer 852.0- 850.0 mb Conv cond level (CCL): 802.26 mb = 2005.99 m = 6581.25 ft Mean mixing ratio: 16.16 g/kg Conv temperature: 37.50 C = 99.51 F Cap Strength: 3.14 C Lifted Index: -0.70 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.11 C Lifted Index @700 mb: 0.61 C Showalter Index: 6.74 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 11.50 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 106.20 Risk: None Energy Index: 0.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 175.33 J/kg Max Up Vert Vel: 18.73 m/s Conv Inhibition (B-): 155.78 J/kg Cap Strength: 3.13 C Lift Cond Lev (LCL): 902.71 mb = 988.44 m = 3242.87 ft Lev Free Conv (LFC): 677.71 mb = 3425.14 m = 11237.19 ft Equ Level (EL): 367.71 mb = 8242.43 m = 27041.78 ft B at Equ Level: 174.81 J/kg Max Parcel Lev (MPL): 187.71 mb = 12900.80 m = 42324.96 ft Wind level data Storm motion: 150 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 7 95 1 -1.0 0.1 | 339 5 1.9 -4.9 1 1000 89 85 5 -5.0 -0.4 | 21 6 -2.1 -5.4 2 925 776 120 9 -7.8 4.5 | 84 5 -4.9 -0.5 3 850 1511 100 5 -4.9 0.9 | 27 5 -2.1 -4.1 4 700 3158 110 11 -10.3 3.8 | 81 8 -7.5 -1.2 5 500 5880 225 5 3.5 3.5 | 283 7 6.4 -1.4 6 400 7610 270 11 11.0 -0.0 | 290 15 13.9 -5.0 7 300 9730 270 13 13.0 -0.0 | 287 17 15.9 -5.0 8 250 11010 285 11 10.6 -2.8 | 300 16 13.5 -7.8 9 200 12500 315 13 9.2 -9.2 | 320 19 12.0 -14.2 10 150 14310 305 15 12.3 -8.6 | 312 20 15.1 -13.6 11 100 16650 335 3 1.3 -2.7 | 332 9 4.1 -7.7 Wind Parameters Mean winds (0-6000m): 120.2 at 7.7 knts Storm direction: 150.2 at 5.7 knts Shear (0-3000m) pos: 2.1 neg: 0.5 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 98.2 deg Storm rel helicity (0-3000m) pos: 20.3 neg: -5.4 tot: 14.9 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 120.57 Bulk Shear: 1.45 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 97 6 33 5| 6.6 0.0 6.6| 10.1 0.0 10.1 20.2 0.99| 7.7 7.6 1000 110 7 55 5| 3.5 0.0 3.5| 13.1 -1.6 11.5 11.5 0.75| 5.7 4.3 1500 110 7 53 4| 2.3 1.1 3.4| 13.1 -5.4 7.8 5.2 0.37| 4.9 1.8 2000 108 7 49 4| 2.2 0.8 3.0| 15.3 -5.4 10.0 5.0 0.43| 4.1 1.8 2500 107 7 51 5| 2.2 0.6 2.8| 17.7 -5.4 12.3 4.9 0.48| 3.7 1.8 3000 108 7 56 5| 2.1 0.5 2.6| 20.3 -5.4 14.9 5.0 0.51| 3.4 1.7 4000 113 8 67 5| 1.5 0.4 1.9| 28.2 -5.4 22.8 5.7 0.58| 3.4 2.0 5000 119 8 75 4| 0.9 0.3 1.2| 33.3 -5.4 27.9 5.6 0.65| 3.4 2.2 6000 120 8 73 4| 0.6 0.3 0.8| 38.5 -5.6 32.8 5.5 0.66| 3.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250428.12.gif