UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 29 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 1011 7 27.6 23.8 80 3.8 24.8 25 1 299.8 303.2 297.6 354.5 18.67 1 1000 101 27.0 22.5 76 4.5 23.8 335 1 300.1 303.3 296.9 351.2 17.41 2 925 786 21.4 19.6 89 1.8 20.1 80 5 301.2 304.1 296.1 347.4 15.71 3 923 805 21.2 19.5 90 1.7 20.0 81 5 301.2 304.0 296.0 347.2 15.64 4 876 1258 19.4 16.3 82 3.1 17.3 115 4 303.8 306.3 295.2 343.8 13.43 5 860 1417 20.2 10.2 53 10.0 13.9 127 3 306.3 308.0 292.7 333.8 9.12 6 850 1518 19.6 8.6 49 11.0 12.8 135 3 306.7 308.2 292.2 331.7 8.27 7 815 1878 17.2 6.2 48 11.0 10.6 130 4 307.8 309.2 291.7 330.2 7.31 8 798 2058 17.4 3.4 39 14.0 9.4 127 4 309.9 311.1 291.4 328.9 6.13 9 779 2264 15.4 4.4 48 11.0 9.0 124 5 309.9 311.2 291.9 330.7 6.74 10 771 2351 14.4 11.5 83 2.9 12.5 122 5 309.8 311.9 295.2 343.7 11.13 11 763 2439 14.4 4.4 51 10.0 8.6 121 5 310.7 312.0 292.3 332.0 6.89 12 748 2607 13.4 0.4 41 13.0 6.3 119 6 311.4 312.4 291.1 327.8 5.27 13 700 3162 10.0 1.0 54 9.0 5.1 110 7 313.6 314.7 292.3 332.1 5.89 14 694 3233 9.4 1.4 57 8.0 4.9 108 7 313.7 314.8 292.5 332.9 6.11 15 662 3622 6.4 -1.6 57 8.0 2.2 97 6 314.6 315.5 291.9 330.8 5.14 16 637 3937 5.8 -17.2 17 23.0 -2.9 88 6 317.4 317.7 289.5 322.6 1.56 17 622 4131 4.8 -9.2 35 14.0 -1.5 82 6 318.4 319.0 291.3 328.4 3.06 18 602 4397 4.0 -28.0 8 32.0 -5.5 74 5 320.4 320.6 289.6 322.7 0.63 19 571 4825 1.6 -20.4 18 22.0 -6.1 62 5 322.5 322.8 290.9 327.1 1.32 20 555 5052 -0.5 -9.5 51 9.0 -4.5 55 4 322.7 323.3 292.7 333.8 3.35 21 549 5139 -0.7 -26.7 12 26.0 -8.4 52 4 323.4 323.6 290.6 326.2 0.78 22 535 5345 -1.7 -34.7 6 33.0 -9.8 46 4 324.6 324.7 290.6 326.0 0.38 23 511 5709 -3.7 -29.7 11 26.0 -10.7 35 3 326.5 326.6 291.4 328.8 0.64 24 500 5880 -5.1 -19.1 32 14.0 -10.0 30 3 326.8 327.2 292.4 332.7 1.69 25 499 5896 -5.1 -20.1 30 15.0 -10.2 29 3 327.0 327.3 292.4 332.4 1.55 26 496 5943 -5.5 -10.4 68 4.9 -7.7 25 3 327.1 327.8 294.0 338.9 3.49 27 494 5975 -5.5 -15.5 45 10.0 -9.3 22 3 327.5 327.9 293.2 335.4 2.32 28 483 6152 -6.1 -17.1 41 11.0 -10.2 8 4 328.8 329.3 293.3 336.0 2.07 29 471 6349 -6.9 -11.4 70 4.5 -8.8 351 5 330.2 330.9 294.7 341.8 3.40 30 441 6861 -9.9 -17.9 52 8.0 -12.8 308 6 332.7 333.1 294.4 340.2 2.12 31 437 6932 -10.3 -26.3 26 16.0 -14.8 302 7 333.1 333.3 293.5 336.8 1.02 32 435 6967 -10.7 -16.7 61 6.0 -12.9 300 7 333.0 333.5 294.6 341.3 2.38 33 428 7092 -11.3 -20.3 47 9.0 -14.3 289 7 333.8 334.1 294.3 340.1 1.78 34 426 7128 -11.3 -27.3 25 16.0 -15.7 286 7 334.2 334.4 293.7 337.7 0.96 35 425 7146 -11.5 -20.5 47 9.0 -14.5 284 7 334.2 334.6 294.4 340.5 1.76 36 412 7384 -12.7 -20.7 51 8.0 -15.3 264 8 335.6 336.0 294.8 342.0 1.79 37 410 7422 -12.5 -24.5 36 12.0 -16.0 261 8 336.4 336.6 294.6 341.0 1.28 38 405 7515 -13.3 -19.3 61 6.0 -15.3 253 9 336.5 336.9 295.3 343.8 2.05 39 403 7553 -13.7 -22.7 47 9.0 -16.4 250 9 336.5 336.8 294.8 342.0 1.53 40 400 7610 -14.1 -19.1 66 5.0 -15.8 245 9 336.7 337.1 295.3 344.2 2.11 41 389 7820 -15.9 -19.1 76 3.2 -17.0 254 9 337.0 337.4 295.4 344.7 2.17 42 353 8544 -20.3 -26.3 59 6.0 -21.9 284 9 340.6 340.8 295.6 345.2 1.27 43 329 9062 -23.1 -43.1 14 20.0 -26.1 306 9 343.6 343.7 295.4 344.7 0.26 44 323 9196 -23.9 -37.9 26 14.0 -26.3 312 9 344.4 344.4 295.8 346.1 0.45 45 322 9219 -23.9 -41.9 17 18.0 -26.6 313 9 344.7 344.7 295.7 345.9 0.30 46 300 9730 -28.3 -39.3 34 11.0 -29.9 335 9 345.5 345.6 296.0 347.2 0.42 47 297 9802 -29.1 -40.1 34 11.0 -30.7 331 9 345.4 345.4 296.0 346.9 0.39 48 283 10145 -31.7 -42.7 33 11.0 -33.0 311 8 346.4 346.5 296.1 347.7 0.31 49 250 11010 -38.5 -54.5 17 16.0 -39.5 260 5 348.8 348.8 296.4 349.2 0.09 50 200 12500 -50.7 -66.7 13 16.0 -51.1 195 9 352.5 352.5 297.2 352.6 0.02 51 199 12533 -50.7 -66.7 13 16.0 -51.1 196 9 353.0 353.0 297.3 353.1 0.02 52 169 13577 -59.9 -72.9 17 13.0 -60.0 227 9 354.6 354.6 297.6 354.6 0.01 53 150 14310 -66.9 -74.9 31 8.0 -67.0 250 9 354.8 354.8 297.7 354.9 0.01 54 147 14432 -68.1 -74.1 42 6.0 -68.1 247 9 354.8 354.8 297.7 354.9 0.01 55 142 14639 -69.9 -74.3 52 4.4 -69.9 243 8 355.2 355.2 297.7 355.3 0.01 56 126 15342 -74.5 -81.5 33 7.0 -74.5 226 6 359.2 359.2 298.5 359.3 0.00 57 124 15435 -74.7 -83.7 23 9.0 -74.7 224 6 360.5 360.5 298.8 360.5 0.00 58 100 16660 -82.9 -87.8 42 4.9 -82.9 195 3 367.6 367.6 300.1 367.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 558.81 mb = 4998.16 m = 16397.97 ft Wetbulb zero: 650.98 mb = 3759.32 m = 12333.59 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 45.85 % Est. max temperature: 33.94 C = 93.08 F Sfc-Lift cond lev (LCL): 957.21 mb = 485.24 m = 1591.99 ft T: 23.86 C 700-500 lapse rate: 5.56 C/km ThetaE index: 25.64 C Layer 1000.0- 779.0 mb Conv cond level (CCL): 883.71 mb = 1181.60 m = 3876.59 ft Mean mixing ratio: 16.55 g/kg Conv temperature: 31.19 C = 88.15 F Cap Strength: 2.19 C Lifted Index: -1.90 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.45 C Lifted Index @700 mb: -0.39 C Showalter Index: 5.31 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 13.70 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 112.20 Risk: None Energy Index: 0.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 220.68 J/kg Max Up Vert Vel: 21.01 m/s Conv Inhibition (B-): 75.84 J/kg Cap Strength: 2.17 C Lift Cond Lev (LCL): 918.69 mb = 845.32 m = 2773.33 ft Lev Free Conv (LFC): 713.69 mb = 2999.80 m = 9841.75 ft Equ Level (EL): 333.69 mb = 8957.77 m = 29388.66 ft B at Equ Level: 218.20 J/kg Max Parcel Lev (MPL): 183.69 mb = 13043.97 m = 42794.66 ft Wind level data Storm motion: 127 at 3 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 1011 7 25 1 -0.4 -0.9 | 322 4 2.3 -3.0 1 1000 101 335 1 0.4 -0.9 | 313 4 3.2 -3.0 2 925 786 80 5 -4.9 -0.9 | 37 4 -2.2 -2.9 3 850 1518 135 3 -2.1 2.1 | 265 1 0.6 0.1 4 700 3162 110 7 -6.6 2.4 | 95 4 -3.8 0.3 5 500 5880 30 3 -1.5 -2.6 | 345 5 1.2 -4.7 6 400 7610 245 9 8.2 3.8 | 261 11 10.9 1.7 7 300 9730 335 9 3.8 -8.2 | 327 12 6.5 -10.2 8 250 11010 260 5 4.9 0.9 | 279 8 7.7 -1.2 9 200 12500 195 9 2.3 8.7 | 217 8 5.1 6.6 10 150 14310 250 9 8.5 3.1 | 265 11 11.2 1.0 11 100 16660 195 3 0.8 2.9 | 257 4 3.5 0.8 Wind Parameters Mean winds (0-6000m): 97.1 at 4.6 knts Storm direction: 127.1 at 3.4 knts Shear (0-3000m) pos: 0.6 neg: 0.7 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 135.5 deg Storm rel helicity (0-3000m) pos: 8.2 neg: -1.3 tot: 6.9 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 82.88 Bulk Shear: 2.66 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 22 2 333 4| 2.5 0.0 2.5| 4.1 -0.6 3.4 6.8 0.62| 4.3 2.7 1000 74 3 6 3| 2.2 0.0 2.2| 8.1 -0.6 7.5 7.5 0.70| 4.7 3.3 1500 87 3 15 2| 1.2 0.0 1.2| 8.2 -0.7 7.5 5.0 0.47| 4.1 2.0 2000 99 3 23 2| 0.9 0.3 1.2| 8.2 -0.8 7.4 3.7 0.36| 3.4 1.2 2500 106 4 38 1| 0.7 0.5 1.2| 8.2 -1.0 7.3 2.9 0.29| 3.0 0.9 3000 108 4 55 1| 0.6 0.7 1.3| 8.2 -1.3 6.9 2.3 0.23| 2.8 0.7 4000 105 5 64 2| 0.4 0.6 1.0| 8.2 -4.5 3.7 0.9 0.03| 2.5 0.1 5000 100 5 57 2| 0.4 0.5 0.8| 8.2 -7.8 0.4 0.1 -0.10| 2.3 -0.2 6000 97 5 50 2| 0.3 0.5 0.8| 8.2 -10.6 -2.4 -0.4 -0.18| 2.2 -0.4 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250429.12.gif