UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011000.upa.cvt Date: 0000Z 10 JAN 26 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 10 JAN 26 Station: VV839 WMO ident: 48839 Latitude: 20.13 Longitude: 107.72 ------------------------------------------------------------------------------- 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 1020 5 17.4 9.4 59 8.0 12.8 70 5 288.9 290.2 285.1 309.4 7.27 1 1016 38 18.4 9.4 56 9.0 13.1 71 7 290.2 291.5 285.7 311.0 7.30 2 1000 173 17.2 8.2 55 9.0 12.1 75 13 290.4 291.6 285.2 309.8 6.83 3 925 832 10.8 7.6 81 3.2 9.0 85 9 290.4 291.6 285.5 310.5 7.09 4 914 932 9.8 7.5 86 2.3 8.5 71 8 290.3 291.6 285.5 310.6 7.13 5 904 1023 9.4 4.4 71 5.0 6.8 58 8 290.8 291.9 284.4 307.5 5.80 6 897 1087 10.8 -16.2 13 27.0 1.5 49 8 292.9 293.1 279.8 296.6 1.20 7 888 1171 10.4 -1.6 43 12.0 4.8 37 7 293.3 294.0 283.2 304.6 3.83 8 857 1466 8.6 0.6 57 8.0 4.6 355 5 294.5 295.3 284.6 308.1 4.66 9 850 1534 8.6 0.6 57 8.0 4.6 345 5 295.2 296.0 284.9 309.0 4.70 10 812 1912 8.0 -5.0 39 13.0 2.2 331 9 298.4 299.0 284.7 308.2 3.24 11 777 2273 5.0 -3.0 56 8.0 1.3 317 13 299.0 299.7 285.6 310.8 3.94 12 763 2422 6.6 -8.4 33 15.0 0.3 312 15 302.3 302.7 285.5 310.5 2.66 13 753 2531 10.4 -27.6 5 38.0 -0.9 308 16 307.5 307.6 285.1 309.3 0.53 14 700 3139 11.6 -34.4 2 46.0 -1.1 285 23 315.3 315.4 287.6 316.4 0.30 15 696 3187 11.6 -35.4 2 47.0 -1.2 285 23 315.8 315.9 287.7 316.8 0.27 16 588 4578 5.8 -35.2 3 41.0 -5.2 285 27 324.7 324.8 290.5 325.9 0.33 17 500 5880 -3.3 -32.3 9 29.0 -10.8 285 31 329.0 329.1 292.0 330.9 0.51 18 486 6103 -4.5 -31.5 10 27.0 -11.6 281 30 330.2 330.3 292.3 332.3 0.56 19 434 6978 -12.7 -33.7 15 21.0 -17.3 263 25 330.7 330.8 292.4 332.6 0.51 20 427 7102 -10.7 -47.7 3 37.0 -16.8 260 24 334.8 334.8 293.1 335.3 0.12 21 400 7600 -13.9 -49.9 3 36.0 -19.2 250 21 336.9 336.9 293.7 337.3 0.10 22 300 9710 -31.3 -50.3 14 19.0 -33.0 295 29 341.3 341.3 294.7 341.8 0.13 23 295 9829 -32.1 -52.1 12 20.0 -33.8 294 30 341.8 341.8 294.8 342.2 0.10 24 250 10980 -40.7 -63.7 7 23.0 -41.6 280 36 345.6 345.6 295.7 345.7 0.03 25 224 11718 -46.9 -66.9 8 20.0 -47.4 268 35 347.1 347.1 296.0 347.2 0.02 26 200 12460 -52.3 -70.3 10 18.0 -52.7 255 33 349.9 350.0 296.6 350.0 0.01 27 181 13096 -57.5 -76.5 7 19.0 -57.7 250 34 351.6 351.6 297.0 351.6 0.01 28 150 14250 -68.3 -74.3 42 6.0 -68.4 240 36 352.4 352.4 297.2 352.5 0.01 29 145 14453 -69.7 -74.6 49 4.9 -69.7 241 35 353.4 353.4 297.4 353.5 0.01 30 121 15513 -75.9 -87.9 13 12.0 -75.9 248 32 360.9 360.9 298.9 360.9 0.00 31 100 16590 -84.5 -89.1 44 4.6 -84.5 255 29 364.5 364.5 299.5 364.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5707.00 m Freezing level: 531.91 mb = 5407.78 m = 17741.85 ft Wetbulb zero: 760.33 mb = 2450.73 m = 8040.36 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 25.55 % Est. max temperature: 22.51 C = 72.52 F Sfc-Lift cond lev (LCL): 905.13 mb = 1012.42 m = 3321.54 ft T: 9.45 C 700-500 lapse rate: 5.44 C/km ThetaE index: 13.94 C Layer 904.0- 888.0 mb Conv cond level (CCL): 524.23 mb = 5499.83 m = 18043.83 ft Mean mixing ratio: 7.00 g/kg Conv temperature: 56.50 C = 133.70 F Cap Strength: 18.85 C Lifted Index: 18.89 C Risk: None Lifted Index @300 mb: 22.23 C Lifted Index @700 mb: 15.62 C Showalter Index: 19.65 C Risk: None Total Totals Index: 15.80 C Risk: None Vertical Totals Index: 11.90 C Cross Totals Index: 3.90 C K Index: -33.50 Risk: None Sweat Index: 48.20 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.94 J/kg Max Up Vert Vel: 1.37 m/s Conv Inhibition (B-): 12560.28 J/kg Cap Strength: 18.85 C Lift Cond Lev (LCL): 879.18 mb = 1254.22 m = 4114.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 14 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 1020 5 70 5 -4.7 -1.7 | 125 17 -13.6 9.4 1 1000 173 75 13 -12.6 -3.4 | 110 23 -21.5 7.8 2 925 832 85 9 -9.0 -0.8 | 120 21 -17.9 10.4 3 850 1534 345 5 1.3 -4.8 | 130 10 -7.7 6.3 4 700 3139 285 23 22.2 -6.0 | 249 14 13.3 5.2 5 500 5880 285 31 29.9 -8.0 | 262 21 21.0 3.1 6 400 7600 250 21 19.7 7.2 | 210 21 10.8 18.3 7 300 9710 295 29 26.3 -12.3 | 274 17 17.3 -1.1 8 250 10980 280 36 35.5 -6.3 | 260 27 26.5 4.9 9 200 12460 255 33 31.9 8.5 | 229 30 22.9 19.7 10 150 14250 240 36 31.2 18.0 | 217 37 22.2 29.2 11 100 16590 255 29 28.0 7.5 | 226 27 19.1 18.7 Wind Parameters Mean winds (0-6000m): 291.3 at 19.1 knts Storm direction: 321.3 at 14.3 knts Shear (0-3000m) pos: 1.1 neg: 5.4 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 126.6 deg Storm rel helicity (0-3000m) pos: 32.0 neg: -37.8 tot: -5.8 m^2/s^2 ave: -1.9 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 109.46 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 76 11 114 21| 6.3 0.0 6.3| 10.7 -24.2 -13.4 -26.9 -0.30| 10.2 -3.1 1000 77 10 115 21| 3.2 2.2 5.4| 20.3 -33.2 -12.9 -12.9 -0.19| 8.1 -1.6 1500 71 9 115 19| 2.1 4.2 6.3| 28.8 -35.2 -6.4 -4.3 -0.03| 8.4 -0.2 2000 55 9 111 17| 1.6 4.6 6.1| 29.3 -36.2 -6.9 -3.4 -0.03| 7.8 -0.2 2500 24 10 101 13| 1.3 5.1 6.3| 31.6 -36.2 -4.6 -1.8 0.09| 7.7 0.7 3000 340 11 99 5| 1.1 5.4 6.5| 32.0 -37.8 -5.8 -1.9 0.07| 7.8 0.6 4000 303 14 220 4| 0.8 4.6 5.4| 37.3 -39.6 -2.3 -0.6 0.08| 6.5 0.5 5000 295 17 236 7| 0.6 4.0 4.6| 43.8 -39.6 4.2 0.8 0.10| 5.5 0.6 6000 291 19 244 10| 0.5 3.5 4.0| 49.0 -47.7 1.3 0.2 0.09| 4.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20260110.00.gif