UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 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 26.8 23.3 81 3.5 24.3 235 1 299.0 302.3 297.0 351.8 18.10 1 1000 106 25.6 23.1 86 2.5 23.8 265 1 298.8 302.0 297.0 351.5 18.07 2 967 401 23.4 22.0 92 1.4 22.4 220 3 299.4 302.6 296.7 350.5 17.47 3 925 789 21.4 17.5 78 3.9 18.7 160 5 301.2 303.7 294.7 341.6 13.73 4 893 1094 19.8 11.8 60 8.0 14.7 141 6 302.6 304.4 292.2 331.6 9.78 5 858 1439 17.4 14.0 80 3.4 15.1 120 7 303.6 305.7 294.0 338.6 11.79 6 850 1519 17.8 10.8 64 7.0 13.4 115 7 304.8 306.6 292.7 333.6 9.61 7 842 1600 18.2 2.2 34 16.0 9.4 115 7 306.0 307.0 289.5 322.3 5.33 8 817 1857 16.6 6.6 52 10.0 10.6 115 7 307.0 308.4 291.6 329.8 7.50 9 763 2437 15.0 -4.0 27 19.0 5.5 115 6 311.3 312.0 289.7 323.1 3.72 10 751 2571 14.4 2.4 44 12.0 7.6 115 6 312.1 313.2 292.0 331.0 6.07 11 745 2639 14.2 0.2 38 14.0 6.6 115 6 312.6 313.6 291.4 329.0 5.21 12 700 3161 10.0 1.0 54 9.0 5.1 115 5 313.6 314.7 292.3 332.1 5.89 13 641 3885 4.2 -1.8 65 6.0 1.1 154 4 315.0 316.0 292.2 331.6 5.23 14 623 4116 3.0 -6.0 52 9.0 -1.3 167 4 316.2 316.9 291.4 328.8 3.92 15 615 4220 2.0 -3.0 69 5.0 -0.5 173 3 316.2 317.2 292.3 332.1 4.99 16 608 4312 1.4 -6.6 55 8.0 -2.3 178 3 316.5 317.3 291.4 328.9 3.84 17 605 4352 1.6 -8.4 47 10.0 -2.9 180 3 317.2 317.9 291.2 328.1 3.35 18 603 4379 2.0 -17.0 23 19.0 -5.0 181 3 318.0 318.3 289.9 323.6 1.67 19 595 4487 2.2 -21.8 15 24.0 -5.8 187 3 319.4 319.6 289.8 323.3 1.12 20 584 4637 1.8 -28.2 9 30.0 -6.8 196 3 320.7 320.8 289.6 323.0 0.64 21 571 4819 1.4 -24.6 12 26.0 -6.8 206 3 322.3 322.5 290.4 325.5 0.91 22 568 4861 1.0 -13.0 34 14.0 -4.8 208 3 322.3 322.8 291.9 330.6 2.47 23 564 4918 1.2 -25.8 11 27.0 -7.1 211 2 323.2 323.3 290.6 326.1 0.83 24 554 5062 0.8 -33.2 6 34.0 -8.1 219 2 324.4 324.4 290.5 325.9 0.42 25 545 5193 0.2 -29.8 8 30.0 -8.2 227 2 325.2 325.3 290.9 327.3 0.59 26 543 5222 0.0 -16.0 29 16.0 -6.2 228 2 325.3 325.7 292.3 332.2 2.02 27 539 5282 0.0 -32.0 7 32.0 -8.5 232 2 326.0 326.1 291.1 327.7 0.49 28 533 5371 0.0 -26.0 12 26.0 -8.0 237 2 327.0 327.2 291.7 330.1 0.86 29 500 5880 -3.3 -18.3 30 15.0 -8.8 265 1 329.0 329.4 293.2 335.3 1.81 30 499 5896 -3.5 -17.5 33 14.0 -8.7 265 1 329.0 329.3 293.2 335.7 1.94 31 487 6089 -4.1 -29.1 12 25.0 -11.1 259 1 330.5 330.7 292.6 333.1 0.71 32 475 6285 -5.9 -16.9 41 11.0 -10.0 252 1 330.7 331.1 293.9 338.1 2.14 33 438 6916 -10.7 -14.8 72 4.1 -12.3 232 1 332.3 332.9 294.8 341.9 2.77 34 419 7257 -12.9 -16.1 77 3.2 -14.1 221 1 333.8 334.3 295.0 342.9 2.60 35 406 7497 -14.5 -22.5 51 8.0 -16.9 214 1 334.7 335.0 294.4 340.3 1.55 36 400 7610 -15.7 -19.3 74 3.6 -16.9 210 1 334.6 335.0 294.8 341.9 2.08 37 397 7667 -16.1 -18.7 80 2.6 -17.0 212 1 334.8 335.2 294.9 342.6 2.20 38 391 7781 -16.7 -18.2 88 1.5 -17.2 216 2 335.5 335.9 295.2 343.7 2.33 39 341 8795 -23.5 -24.6 91 1.1 -23.8 252 8 339.6 339.9 295.6 345.2 1.53 40 331 9012 -24.3 -28.5 68 4.2 -25.3 259 9 341.4 341.6 295.6 345.5 1.10 41 315 9370 -27.3 -29.4 82 2.1 -27.8 272 11 342.1 342.3 295.8 346.1 1.06 42 300 9720 -29.5 -32.3 77 2.8 -30.0 285 13 343.8 344.0 296.0 347.0 0.85 43 278 10261 -33.1 -38.1 61 5.0 -33.8 277 11 346.2 346.3 296.3 348.2 0.51 44 250 11000 -39.1 -45.1 53 6.0 -39.6 265 9 347.9 348.0 296.4 349.0 0.27 45 226 11680 -45.1 -51.1 51 6.0 -45.4 294 7 348.9 349.0 296.5 349.6 0.15 46 211 12132 -49.1 -53.1 63 4.0 -49.3 314 6 349.6 349.7 296.7 350.2 0.13 47 200 12480 -52.1 -58.1 48 6.0 -52.3 330 5 350.3 350.3 296.8 350.6 0.07 48 195 12643 -53.7 -59.7 48 6.0 -53.9 328 5 350.3 350.3 296.7 350.5 0.06 49 161 13848 -62.7 -75.7 16 13.0 -62.8 315 8 354.8 354.8 297.7 354.8 0.01 50 150 14280 -66.1 -76.1 23 10.0 -66.2 310 9 356.2 356.2 298.0 356.3 0.01 51 127 15267 -75.1 -79.9 47 4.8 -75.1 355 7 357.3 357.3 298.2 357.4 0.01 52 100 16630 -81.5 -86.5 42 5.0 -81.5 60 3 370.3 370.3 300.6 370.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5774.00 m Freezing level: 533.00 mb = 5371.29 m = 17622.13 ft Wetbulb zero: 632.75 mb = 3989.72 m = 13089.46 ft Precipitable water: 1.64 inches Sfc-500 mean rel hum: 47.50 % Est. max temperature: 31.28 C = 88.30 F Sfc-Lift cond lev (LCL): 961.30 mb = 452.89 m = 1485.83 ft T: 23.13 C 700-500 lapse rate: 4.89 C/km ThetaE index: 20.22 C Layer 1000.0- 858.0 mb Conv cond level (CCL): 886.71 mb = 1155.19 m = 3789.94 ft Mean mixing ratio: 16.15 g/kg Conv temperature: 30.56 C = 87.01 F Cap Strength: 1.99 C Lifted Index: 0.66 C Risk: Showers probable Lifted Index @300 mb: 0.39 C Lifted Index @700 mb: 0.20 C Showalter Index: 6.26 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 14.10 C K Index: 22.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 144.60 Risk: None Energy Index: 0.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 175.69 J/kg Max Up Vert Vel: 18.75 m/s Conv Inhibition (B-): 97.69 J/kg Cap Strength: 1.95 C Lift Cond Lev (LCL): 923.87 mb = 799.60 m = 2623.34 ft Lev Free Conv (LFC): 688.87 mb = 3292.71 m = 10802.73 ft Equ Level (EL): 558.87 mb = 4991.24 m = 16375.26 ft B at Equ Level: 94.59 J/kg Max Parcel Lev (MPL): 208.87 mb = 12198.33 m = 40020.30 ft Wind level data Storm motion: 155 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 7 235 1 0.8 0.6 | 316 3 2.1 -2.2 1 1000 106 265 1 1.0 0.1 | 319 4 2.3 -2.7 2 925 789 160 5 -1.7 4.7 | 168 2 -0.4 1.9 3 850 1519 115 7 -6.3 3.0 | 92 5 -5.0 0.2 4 700 3161 115 5 -4.5 2.1 | 78 3 -3.2 -0.7 5 500 5880 265 1 1.0 0.1 | 319 4 2.3 -2.7 6 400 7610 210 1 0.5 0.9 | 316 3 1.8 -1.9 7 300 9720 285 13 12.6 -3.4 | 294 15 13.9 -6.1 8 250 11000 265 9 9.0 0.8 | 281 10 10.3 -2.0 9 200 12480 330 5 2.5 -4.3 | 332 8 3.8 -7.1 10 150 14280 310 9 6.9 -5.8 | 316 12 8.2 -8.6 11 100 16630 60 3 -2.6 -1.5 | 17 4 -1.3 -4.3 Wind Parameters Mean winds (0-6000m): 124.6 at 4.1 knts Storm direction: 154.6 at 3.1 knts Shear (0-3000m) pos: 0.0 neg: 1.0 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 124.4 deg Storm rel helicity (0-3000m) pos: 0.2 neg: -9.0 tot: -8.8 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: -0.79 Storm rel vorticity (0-3000m) horiz: 2.5 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 60.52 Bulk Shear: 2.90 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 ------------------------------------------------------------------------------- 500 220 2 297 3| 0.0 2.6 2.6| 0.2 -2.7 -2.5 -5.1 -0.77| 4.0 -3.1 1000 166 3 230 1| 0.0 2.9 2.9| 0.2 -5.2 -5.1 -5.1 -0.87| 4.6 -3.9 1500 146 4 125 1| 0.0 2.6 2.6| 0.2 -7.9 -7.8 -5.2 -0.83| 4.3 -3.6 2000 134 5 106 2| 0.0 1.8 1.8| 0.2 -8.3 -8.2 -4.1 -0.82| 3.4 -2.8 2500 129 5 100 3| 0.0 1.3 1.3| 0.2 -8.7 -8.5 -3.4 -0.80| 2.8 -2.3 3000 126 5 96 3| 0.0 1.0 1.0| 0.2 -9.0 -8.8 -2.9 -0.79| 2.5 -1.9 4000 127 5 96 3| 0.5 0.7 1.2| 1.3 -9.0 -7.7 -1.9 -0.48| 2.3 -1.1 5000 129 5 94 2| 0.6 0.6 1.2| 2.4 -9.0 -6.6 -1.3 -0.29| 2.2 -0.6 6000 125 4 78 2| 0.5 0.5 1.0| 3.9 -9.1 -5.1 -0.9 -0.20| 2.0 -0.4 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250429.00.gif