UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011100.upa.cvt Date: 0000Z 11 JAN 26 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 11 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 1023 10 18.4 10.4 60 8.0 13.7 345 1 289.7 291.0 285.9 311.6 7.75 1 1000 204 17.4 10.4 63 7.0 13.3 50 19 290.5 292.0 286.4 313.1 7.93 2 951 630 13.4 7.4 67 6.0 10.0 66 18 290.7 291.9 285.4 310.1 6.80 3 933 791 12.6 5.6 62 7.0 8.8 72 17 291.5 292.6 284.9 309.0 6.12 4 925 863 13.0 -1.0 38 14.0 6.3 75 17 292.6 293.3 283.0 303.9 3.84 5 924 872 13.0 -1.0 38 14.0 6.3 75 17 292.7 293.4 283.0 304.0 3.84 6 850 1568 8.0 0.0 57 8.0 4.1 60 15 294.5 295.3 284.5 307.8 4.50 7 739 2709 1.2 -2.2 78 3.4 -0.4 315 16 299.1 299.9 286.2 312.3 4.40 8 732 2786 2.0 -4.0 64 6.0 -0.7 308 17 300.8 301.5 286.2 312.6 3.88 9 720 2921 8.0 -27.0 6 35.0 -2.3 296 17 308.8 309.0 285.6 310.8 0.58 10 700 3154 10.4 275 17 314.0 11 698 3178 10.6 275 17 314.5 12 664 3591 9.8 -33.2 3 43.0 -2.3 277 19 318.1 318.2 288.5 319.4 0.35 13 505 5802 -3.9 -36.9 6 33.0 -11.4 285 27 327.4 327.4 291.3 328.6 0.32 14 500 5880 -4.5 -30.5 11 26.0 -11.3 285 27 327.6 327.7 291.6 329.8 0.60 15 493 5991 -5.7 -22.7 25 17.0 -11.1 284 26 327.4 327.7 292.2 331.8 1.25 16 422 7200 -12.5 -35.5 13 23.0 -17.4 274 21 333.6 333.7 293.1 335.3 0.44 17 416 7310 -12.1 -38.1 9 26.0 -17.4 273 20 335.5 335.5 293.5 336.8 0.34 18 400 7610 -14.1 -41.1 8 27.0 -19.0 270 19 336.7 336.7 293.7 337.7 0.26 19 317 9319 -28.7 -54.7 6 26.0 -30.9 254 19 339.5 339.6 294.3 339.8 0.07 20 300 9710 -31.7 -58.7 5 27.0 -33.6 250 19 340.7 340.7 294.6 340.9 0.05 21 273 10373 -35.7 -62.7 5 27.0 -37.1 253 21 344.2 344.2 295.4 344.3 0.03 22 250 10980 -40.9 -63.9 7 23.0 -41.8 255 23 345.3 345.3 295.6 345.4 0.03 23 211 12104 -50.9 -63.9 20 13.0 -51.2 259 31 346.8 346.8 296.0 347.0 0.03 24 205 12291 -51.7 -71.7 7 20.0 -52.1 259 32 348.4 348.4 296.3 348.5 0.01 25 200 12450 -53.3 -70.3 11 17.0 -53.6 260 33 348.4 348.4 296.3 348.4 0.01 26 150 14250 -66.5 -79.5 14 13.0 -66.6 210 48 355.5 355.5 297.8 355.5 0.00 27 140 14665 -69.5 -81.5 16 12.0 -69.5 220 45 357.3 357.3 298.2 357.4 0.00 28 125 15336 -72.3 -87.3 9 15.0 -72.3 237 41 364.0 364.0 299.5 364.1 0.00 29 100 16610 -84.3 -89.0 43 4.7 -84.3 270 33 364.9 364.9 299.6 364.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5676.00 m Freezing level: 550.26 mb = 5172.52 m = 16970.01 ft Wetbulb zero: 748.60 mb = 2603.63 m = 8541.98 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 35.18 % Est. max temperature: 22.72 C = 72.89 F Sfc-Lift cond lev (LCL): 908.09 mb = 1016.93 m = 3336.36 ft T: 11.96 C 700-500 lapse rate: 5.47 C/km ThetaE index: 9.20 C Layer 951.0- 924.0 mb Conv cond level (CCL): 807.29 mb = 1988.30 m = 6523.22 ft Mean mixing ratio: 7.03 g/kg Conv temperature: 25.02 C = 77.04 F Cap Strength: 17.35 C Lifted Index: 17.34 C Risk: None Lifted Index @300 mb: 21.42 C Lifted Index @700 mb: 14.13 C Showalter Index: 19.24 C Risk: None Total Totals Index: 17.00 C Risk: None Vertical Totals Index: 12.50 C Cross Totals Index: 4.50 C K Index: -27.06 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 4.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.19 J/kg Max Up Vert Vel: 3.52 m/s Conv Inhibition (B-): 12499.09 J/kg Cap Strength: 17.34 C Lift Cond Lev (LCL): 874.39 mb = 1332.13 m = 4370.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 334 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 1023 10 345 1 0.3 -1.0 | 154 13 -5.9 11.9 1 1000 204 50 19 -14.6 -12.2 | 92 21 -20.7 0.6 2 925 863 75 17 -16.4 -4.4 | 111 24 -22.6 8.5 3 850 1568 60 15 -13.0 -7.5 | 106 20 -19.1 5.4 4 700 3154 275 17 16.9 -1.5 | 223 16 10.8 11.4 5 500 5880 285 27 26.1 -7.0 | 254 21 19.9 5.9 6 400 7610 270 19 19.0 -0.0 | 225 18 12.8 12.9 7 300 9710 250 19 17.9 6.5 | 211 23 11.7 19.4 8 250 10980 255 23 22.2 6.0 | 220 25 16.1 18.8 9 200 12450 260 33 32.5 5.7 | 235 32 26.3 18.6 10 150 14250 210 48 24.0 41.6 | 198 57 17.8 54.4 11 100 16610 270 33 33.0 -0.0 | 244 30 26.8 12.9 Wind Parameters Mean winds (0-6000m): 304.4 at 19.0 knts Storm direction: 334.4 at 14.3 knts Shear (0-3000m) pos: 2.8 neg: 5.4 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 78.6 deg Storm rel helicity (0-3000m) pos: 42.4 neg: -101.6 tot: -59.3 m^2/s^2 ave: -19.8 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 12.1 stream: -5.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 103.46 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 54 15 102 19| 18.4 0.0 18.4| 19.4 -40.1 -20.7 -41.4 -0.40| 26.0-10.4 1000 62 16 104 21| 8.5 0.0 8.5| 42.4 -42.1 0.2 0.2 -0.23| 15.4 -3.5 1500 64 16 105 21| 5.7 1.1 6.8| 42.4 -49.6 -7.2 -4.8 -0.24| 11.4 -2.8 2000 59 16 103 20| 4.3 3.7 7.9| 42.4 -78.8 -36.5 -18.2 -0.34| 11.4 -3.8 2500 49 16 98 18| 3.4 5.1 8.5| 42.4 -89.6 -47.3 -18.9 -0.40| 11.8 -4.7 3000 44 16 95 17| 2.8 5.4 8.3| 42.4-101.6 -59.3 -19.8 -0.43| 12.1 -5.2 4000 12 17 71 10| 1.9 4.4 6.3| 54.5-108.8 -54.3 -13.6 -0.38| 10.0 -3.8 5000 323 18 287 5| 1.3 3.5 4.8| 70.9-108.8 -37.9 -7.6 -0.32| 8.4 -2.7 6000 304 19 257 10| 1.0 2.9 4.0| 85.4-112.0 -26.6 -4.4 -0.28| 7.3 -2.1 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20260111.00.gif