UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061000.upa.cvt Date: 0000Z 10 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 10 JUN 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1005 6 26.6 24.2 87 2.4 24.9 285 1 299.3 302.8 297.8 355.6 19.25 1 1000 49 25.8 24.2 91 1.6 24.6 295 3 299.0 302.5 297.8 355.5 19.35 2 955 455 22.8 22.4 98 0.4 22.5 333 8 299.9 303.2 297.3 353.0 18.14 3 940 594 23.6 22.3 92 1.3 22.7 347 9 302.0 305.4 298.0 356.2 18.32 4 925 735 23.2 22.1 94 1.1 22.4 360 11 303.0 306.4 298.2 357.6 18.40 5 902 956 22.4 19.6 84 2.8 20.4 339 9 304.4 307.4 297.1 352.4 16.12 6 872 1251 20.4 20.4 100 0.0 20.4 311 5 305.3 308.5 298.2 357.8 17.56 7 850 1472 19.0 19.0 100 0.0 19.0 290 3 306.0 309.1 297.8 355.5 16.49 8 700 3123 10.6 10.2 97 0.4 10.3 285 7 314.2 316.4 296.4 349.1 11.24 9 648 3763 7.0 7.0 100 0.0 7.0 263 8 317.2 319.0 296.1 347.8 9.76 10 554 5040 0.8 0.8 100 0.0 0.8 219 10 324.4 325.8 296.3 348.2 7.35 11 527 5441 -0.9 -5.7 70 4.8 -3.3 205 10 327.0 327.9 295.0 342.8 4.75 12 516 5610 -1.9 -7.9 63 6.0 -4.7 199 11 327.8 328.6 294.7 341.5 4.09 13 500 5860 -3.9 -5.0 92 1.1 -4.5 190 11 328.3 329.3 295.7 345.9 5.28 14 499 5876 -3.9 -4.7 94 0.8 -4.3 191 11 328.5 329.6 295.8 346.5 5.42 15 497 5908 -4.1 -4.1 100 0.0 -4.1 192 11 328.6 329.7 296.1 347.6 5.69 16 481 6167 -4.9 -6.7 87 1.8 -5.8 203 10 330.7 331.7 296.0 347.0 4.82 17 447 6742 -8.1 -8.1 100 0.0 -8.1 228 9 333.7 334.6 296.5 349.6 4.65 18 420 7225 -11.1 -13.3 84 2.2 -12.0 249 8 335.8 336.5 296.0 347.2 3.27 19 400 7600 -13.3 -14.9 88 1.6 -13.9 265 7 337.7 338.3 296.3 348.3 3.01 20 376 8069 -15.5 -15.9 97 0.4 -15.7 287 8 340.8 341.4 296.9 351.3 2.95 21 354 8522 -17.7 -19.4 87 1.7 -18.3 307 10 343.8 344.3 297.1 352.3 2.33 22 300 9740 -26.3 -29.2 76 2.9 -27.0 5 13 348.3 348.6 297.2 352.7 1.14 23 284 10133 -28.9 -31.5 78 2.6 -29.5 10 13 350.1 350.3 297.4 353.8 0.97 24 250 11030 -35.9 -39.1 72 3.2 -36.3 20 13 352.7 352.8 297.7 354.8 0.52 25 210 12217 -45.7 -50.5 58 4.8 -46.0 47 19 355.4 355.4 298.0 356.2 0.18 26 200 12540 -48.7 -52.4 65 3.7 -48.9 55 21 355.7 355.7 298.0 356.3 0.15 27 192 12806 -51.1 -55.3 61 4.2 -51.2 61 20 356.0 356.0 298.0 356.5 0.11 28 162 13885 -60.3 -64.5 58 4.2 -60.4 88 15 358.2 358.2 298.4 358.4 0.04 29 158 14040 -61.1 -69.1 34 8.0 -61.2 92 14 359.4 359.4 298.6 359.5 0.02 30 150 14360 -63.5 -69.5 44 6.0 -63.6 100 13 360.7 360.7 298.8 360.8 0.02 31 114 15987 -77.7 -81.1 58 3.4 -77.7 100 18 363.7 363.7 299.4 363.7 0.00 32 100 16730 -80.9 -85.3 47 4.4 -80.9 100 21 371.4 371.4 300.8 371.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5811.00 m Freezing level: 541.29 mb = 5228.94 m = 17155.11 ft Wetbulb zero: 548.82 mb = 5115.62 m = 16783.31 ft Precipitable water: 2.83 inches Sfc-500 mean rel hum: 94.88 % Est. max temperature: 33.16 C = 91.69 F Sfc-Lift cond lev (LCL): 971.02 mb = 308.20 m = 1011.16 ft T: 23.88 C 700-500 lapse rate: 5.30 C/km ThetaE index: 9.99 C Layer 850.0- 554.0 mb Conv cond level (CCL): 886.88 mb = 1103.00 m = 3618.71 ft Mean mixing ratio: 18.36 g/kg Conv temperature: 32.12 C = 89.82 F Cap Strength: 1.40 C Lifted Index: -2.69 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.60 C Lifted Index @700 mb: -1.31 C Showalter Index: -2.81 C Risk: Severe thunderstorms possible Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.90 C K Index: 41.50 Risk: > 80 % chance of thunderstorms Sweat Index: 245.00 Risk: None Energy Index: -1.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 496.88 J/kg Max Up Vert Vel: 31.52 m/s Conv Inhibition (B-): 27.70 J/kg Cap Strength: 1.37 C Lift Cond Lev (LCL): 937.60 mb = 616.22 m = 2021.69 ft Lev Free Conv (LFC): 842.60 mb = 1546.39 m = 5073.39 ft Equ Level (EL): 262.60 mb = 10684.24 m = 35052.85 ft B at Equ Level: 496.33 J/kg Max Parcel Lev (MPL): 112.60 mb = 16056.90 m = 52679.49 ft Wind level data Storm motion: 291 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 1005 6 285 1 1.0 -0.3 | 112 5 -4.3 1.7 1 1000 49 295 3 2.7 -1.3 | 106 3 -2.5 0.7 2 925 735 360 11 -0.0 -11.0 | 30 10 -5.2 -9.0 3 850 1472 290 3 2.8 -1.0 | 112 3 -2.4 1.0 4 700 3123 285 7 6.8 -1.8 | 263 2 1.5 0.2 5 500 5860 190 11 1.9 10.8 | 166 13 -3.3 12.8 6 400 7600 265 7 7.0 0.6 | 214 3 1.7 2.6 7 300 9740 5 13 -1.1 -13.0 | 30 13 -6.4 -11.0 8 250 11030 20 13 -4.4 -12.2 | 43 14 -9.7 -10.2 9 200 12540 55 21 -17.2 -12.0 | 66 25 -22.4 -10.1 10 150 14360 100 13 -12.8 2.3 | 103 19 -18.0 4.2 11 100 16730 100 21 -20.7 3.6 | 102 27 -25.9 5.6 Wind Parameters Mean winds (0-6000m): 260.8 at 7.5 knts Storm direction: 290.8 at 5.6 knts Shear (0-3000m) pos: 1.3 neg: 1.2 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 148.4 deg Storm rel helicity (0-3000m) pos: 4.6 neg: -5.6 tot: -1.0 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 74.01 Bulk Shear: 6.71 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 ------------------------------------------------------------------------------- 500 326 5 43 3| 8.0 0.0 8.0| 0.0 -2.5 -2.5 -4.9 -0.44| 9.2 -4.1 1000 347 7 34 6| 4.0 0.3 4.3| 2.5 -5.6 -3.0 -3.0 -0.24| 9.0 -2.2 1500 346 7 38 6| 2.7 2.3 5.0| 4.2 -5.6 -1.4 -0.9 -0.04| 8.3 -0.3 2000 338 6 39 5| 2.0 1.7 3.7| 4.3 -5.6 -1.3 -0.6 -0.03| 6.5 -0.2 2500 328 6 37 4| 1.6 1.3 2.9| 4.4 -5.6 -1.1 -0.5 -0.00| 5.5 -0.0 3000 319 6 31 3| 1.3 1.2 2.5| 4.6 -5.6 -1.0 -0.3 0.03| 4.8 0.1 4000 304 6 1 1| 1.0 1.4 2.4| 4.6 -7.6 -3.0 -0.8 -0.05| 4.2 -0.2 5000 284 7 256 1| 0.8 1.6 2.4| 4.6 -14.3 -9.7 -1.9 -0.13| 3.9 -0.5 6000 261 7 214 4| 0.7 1.5 2.2| 6.7 -25.7 -19.0 -3.2 -0.19| 3.8 -0.7 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250610.00.gif