UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 17 APR 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 1007 6 24.6 21.5 83 3.1 22.4 297.2 300.1 295.3 344.1 16.24 1 914 17.8 17.8 100 0.0 17.8 298.5 301.1 294.3 339.7 14.17 2 902 20.0 16.4 80 3.6 17.5 301.9 304.3 294.5 340.6 13.12 3 899 23.6 17.6 69 6.0 19.4 305.9 308.6 296.3 348.6 14.23 4 885 24.4 16.4 61 8.0 18.8 308.1 310.6 296.3 348.6 13.38 5 838 20.6 15.7 73 4.9 17.2 309.0 311.5 296.6 350.0 13.51 6 679 10.8 -0.2 46 11.0 4.8 317.2 318.3 293.0 334.9 5.56 7 675 11.0 -5.0 32 16.0 3.0 318.0 318.7 291.9 330.6 3.91 8 640 7.4 -8.6 31 16.0 0.0 318.7 319.3 291.4 329.0 3.12 9 626 5.8 -2.2 56 8.0 1.6 318.9 319.9 293.2 335.7 5.20 10 601 3.6 -4.4 56 8.0 -0.4 320.1 321.0 293.1 335.1 4.59 11 595 3.2 -9.8 38 13.0 -2.6 320.6 321.2 291.9 330.7 3.05 12 585 1.8 -6.2 55 8.0 -2.0 320.5 321.3 292.8 334.0 4.11 13 576 1.8 -17.2 23 19.0 -5.3 321.9 322.3 291.1 327.8 1.72 14 562 1.0 -13.0 34 14.0 -4.8 323.3 323.8 292.2 331.7 2.50 15 552 0.2 -10.8 43 11.0 -4.6 324.0 324.6 292.9 334.2 3.04 16 545 -0.3 -13.3 37 13.0 -5.7 324.6 325.1 292.6 333.1 2.52 17 523 -3.7 -5.7 86 2.0 -4.7 324.3 325.3 294.3 340.1 4.79 18 512 -4.1 -9.1 68 5.0 -6.4 325.8 326.6 293.9 338.4 3.75 19 462 -9.7 -9.8 99 0.1 -9.8 328.6 329.3 294.7 341.8 3.94 20 444 -11.1 -13.7 81 2.6 -12.1 330.5 331.1 294.5 340.8 2.99 21 440 -11.3 -18.3 56 7.0 -13.7 331.2 331.6 293.9 338.3 2.06 22 432 -12.5 -15.1 81 2.6 -13.5 331.4 331.9 294.5 340.8 2.74 23 409 -14.7 -21.7 55 7.0 -16.9 333.8 334.1 294.2 339.6 1.65 24 396 -16.7 -25.7 46 9.0 -19.1 334.2 334.5 294.0 338.6 1.19 25 355 -23.9 -26.2 81 2.3 -24.5 335.2 335.4 294.3 339.8 1.27 26 352 -23.9 -32.9 43 9.0 -25.6 336.0 336.1 294.0 338.5 0.68 27 347 -24.7 -29.7 63 5.0 -25.8 336.3 336.5 294.3 339.8 0.94 28 342 -25.1 -37.1 32 12.0 -27.1 337.1 337.2 294.0 338.9 0.46 29 317 -28.7 -36.7 46 8.0 -29.9 339.5 339.6 294.7 341.5 0.52 30 313 -29.3 -30.5 89 1.2 -29.5 339.9 340.1 295.1 343.5 0.96 31 311 -29.5 -36.5 51 7.0 -30.6 340.3 340.4 294.9 342.4 0.54 32 306 -29.9 -31.5 86 1.6 -30.2 341.3 341.5 295.4 344.7 0.90 33 280 -33.9 -36.5 77 2.6 -34.3 344.3 344.4 295.9 346.7 0.60 34 243 -41.5 -45.6 64 4.1 -41.8 347.2 347.2 296.3 348.3 0.27 35 226 -45.9 -47.8 81 1.9 -46.0 347.7 347.8 296.3 348.6 0.22 36 225 -46.5 -51.5 57 5.0 -46.8 347.2 347.3 296.1 347.9 0.15 37 217 -48.5 -54.5 50 6.0 -48.8 347.8 347.8 296.3 348.2 0.11 38 185 -57.9 -60.2 75 2.3 -57.9 348.8 348.8 296.4 349.0 0.06 39 142 -68.9 -75.9 36 7.0 -68.9 357.0 357.0 298.1 357.0 0.01 40 138 -67.9 -78.9 19 11.0 -67.9 361.6 361.6 299.0 361.7 0.01 41 119 -70.9 -85.9 9 15.0 -70.9 371.8 371.8 300.9 371.8 0.00 42 100 -76.5 -88.5 13 12.0 -76.5 379.9 379.9 302.2 379.9 0.00 TRP WND Sounding variables and indices Freezing level: 549.20 mb = -9999.00 m = -9999.00 ft Wetbulb zero: 605.90 mb = -9999.00 m = -9999.00 ft Precipitable water: 1.99 inches Sfc-500 mean rel hum: 60.57 % Est. max temperature: 36.10 C = 96.99 F Sfc-Lift cond lev (LCL): 962.82 mb = -9999.00 m = -9999.00 ft T: 21.45 C ThetaE index: 4.41 C Layer 914.0- 902.0 mb Conv cond level (CCL): 914.00 mb = -9999.00 m = -9999.00 ft Mean mixing ratio: 15.10 g/kg Conv temperature: 27.02 C = 80.64 F Cap Strength: 7.21 C Lifted Index: 0.62 C Risk: Showers probable Lifted Index @300 mb: 2.18 C Lifted Index @700 mb: 4.00 C Showalter Index: -2.31 C Risk: Severe thunderstorms possible Total Totals Index: 48.26 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.98 C Cross Totals Index: 21.27 C K Index: 32.75 Risk: 60-80 % chance of thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 7.16 C Lift Cond Lev (LCL): 935.85 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): 930.85 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ Wind Parameters 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250417.00.gif