UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010800.upa.cvt Date: 0000Z 8 JAN 26 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 8 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 1026 10 16.8 3.8 42 13.0 10.1 50 7 287.8 288.7 282.1 301.8 4.89 1 1000 227 15.2 4.2 48 11.0 9.5 50 21 288.4 289.3 282.6 303.1 5.17 2 925 879 8.8 2.8 66 6.0 5.8 45 21 288.3 289.2 282.5 302.7 5.06 3 896 1141 6.4 -0.6 61 7.0 3.2 43 19 288.5 289.2 281.4 300.2 4.08 4 887 1224 7.2 -23.8 9 31.0 -1.4 43 19 290.1 290.2 277.7 292.1 0.63 5 858 1498 7.8 -16.2 16 24.0 -0.3 41 17 293.5 293.8 280.2 297.4 1.26 6 850 1575 7.4 -13.6 21 21.0 -0.1 40 17 293.9 294.2 280.8 298.7 1.57 7 818 1890 6.2 0.2 65 6.0 3.2 29 17 295.9 296.7 285.2 309.9 4.74 8 783 2248 5.8 -2.2 56 8.0 2.0 17 18 299.2 299.9 285.9 311.6 4.15 9 714 2995 0.0 -3.8 76 3.8 -1.7 351 19 300.8 301.5 286.4 313.0 4.04 10 708 3063 1.0 -10.0 44 11.0 -3.3 348 19 302.6 303.1 285.5 310.5 2.52 11 700 3154 0.4 -10.6 43 11.0 -3.8 345 19 302.9 303.4 285.5 310.5 2.43 12 697 3188 0.4 -11.6 40 12.0 -4.1 344 19 303.3 303.7 285.4 310.4 2.26 13 694 3223 0.6 -11.4 40 12.0 -4.0 343 19 303.9 304.3 285.7 311.1 2.30 14 676 3436 5.0 -30.0 6 35.0 -4.5 337 20 311.1 311.2 286.3 312.7 0.47 15 630 4011 5.4 -37.6 3 43.0 -5.1 322 22 317.9 317.9 288.3 318.8 0.24 16 531 5390 -1.9 -41.9 3 40.0 -10.2 283 26 325.1 325.1 290.5 325.8 0.18 17 509 5728 -0.5 -46.5 2 46.0 -9.8 274 27 330.7 330.8 292.0 331.2 0.12 18 500 5870 -1.3 -39.3 4 38.0 -10.1 270 27 331.5 331.5 292.4 332.4 0.25 19 421 7211 -11.9 -36.9 11 25.0 -17.1 274 29 334.6 334.7 293.3 336.1 0.38 20 400 7600 -14.5 -50.5 3 36.0 -19.6 275 29 336.1 336.2 293.4 336.5 0.09 21 386 7868 -16.9 -50.9 4 34.0 -21.4 273 30 336.4 336.5 293.5 336.8 0.09 22 373 8124 -17.5 -58.5 1 41.0 -22.1 271 30 339.0 339.0 294.1 339.1 0.04 23 329 9049 -24.7 -49.7 8 25.0 -27.6 265 33 341.4 341.5 294.8 342.0 0.12 24 300 9710 -31.1 -51.1 12 20.0 -32.9 260 35 341.5 341.6 294.8 342.0 0.12 25 293 9877 -32.5 -51.5 13 19.0 -34.1 261 35 341.9 341.9 294.9 342.3 0.11 26 269 10475 -36.3 -53.3 16 17.0 -37.5 266 36 344.8 344.8 295.6 345.2 0.10 27 264 10605 -36.5 -58.5 8 22.0 -37.8 267 36 346.4 346.4 295.8 346.6 0.05 28 250 10980 -39.9 -60.9 9 21.0 -40.9 270 36 346.7 346.8 296.0 346.9 0.04 29 200 12460 -52.3 -75.3 5 23.0 -52.7 260 42 349.9 349.9 296.6 350.0 0.01 30 169 13524 -62.3 -76.3 14 14.0 -62.4 240 42 350.6 350.6 296.8 350.6 0.01 31 161 13821 -64.3 -82.3 7 18.0 -64.4 234 42 352.1 352.1 297.1 352.1 0.00 32 150 14250 -68.1 -79.1 19 11.0 -68.2 225 42 352.8 352.8 297.3 352.8 0.01 33 140 14661 -71.7 -77.7 40 6.0 -71.7 234 40 353.5 353.5 297.4 353.5 0.01 34 119 15609 -76.3 -88.3 13 12.0 -76.3 254 36 361.9 361.9 299.1 361.9 0.00 35 100 16590 -84.7 -89.7 41 5.0 -84.7 275 31 364.1 364.1 299.5 364.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5643.00 m Freezing level: 556.77 mb = 5031.22 m = 16506.42 ft Wetbulb zero: 889.73 mb = 1198.99 m = 3933.63 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 30.37 % Est. max temperature: 20.40 C = 68.72 F Sfc-Lift cond lev (LCL): 843.96 mb = 1633.60 m = 5359.52 ft T: 7.18 C 700-500 lapse rate: 0.63 C/km ThetaE index: 10.95 C Layer 925.0- 858.0 mb Conv cond level (CCL): 458.57 mb = 6544.38 m = 21470.79 ft Mean mixing ratio: 5.09 g/kg Conv temperature: 62.40 C = 144.32 F Cap Strength: 25.44 C Lifted Index: 25.75 C Risk: None Lifted Index @300 mb: 27.59 C Lifted Index @700 mb: 8.29 C Showalter Index: 28.56 C Risk: None Total Totals Index: -3.60 C Risk: None Vertical Totals Index: 8.70 C Cross Totals Index: -12.30 C K Index: -15.90 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 7.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.34 J/kg Max Up Vert Vel: 1.64 m/s Conv Inhibition (B-): 15147.97 J/kg Cap Strength: 25.54 C Lift Cond Lev (LCL): 845.56 mb = 1617.99 m = 5308.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 13 at 16 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 1026 10 50 7 -5.4 -4.5 | 170 11 -1.9 10.7 1 1000 227 50 21 -16.1 -13.5 | 98 13 -12.6 1.7 2 925 879 45 21 -14.8 -14.8 | 92 11 -11.4 0.3 3 850 1575 40 17 -10.9 -13.0 | 106 8 -7.4 2.2 4 700 3154 345 19 4.9 -18.4 | 291 9 8.4 -3.2 5 500 5870 270 27 27.0 -0.0 | 244 34 30.5 15.2 6 400 7600 275 29 28.9 -2.5 | 249 35 32.4 12.7 7 300 9710 260 35 34.5 6.1 | 241 44 38.0 21.3 8 250 10980 270 36 36.0 -0.0 | 249 42 39.5 15.2 9 200 12460 260 42 41.4 7.3 | 243 50 44.8 22.5 10 150 14250 225 42 29.7 29.7 | 216 56 33.2 44.9 11 100 16590 275 31 30.9 -2.7 | 250 37 34.4 12.5 Wind Parameters Mean winds (0-6000m): 342.9 at 20.8 knts Storm direction: 12.9 at 15.6 knts Shear (0-3000m) pos: 0.0 neg: 2.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 126.3 deg Storm rel helicity (0-3000m) pos: 5.1 neg: -50.0 tot: -44.9 m^2/s^2 ave: -15.0 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 60.16 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 49 18 109 11| 0.0 14.4 14.4| 0.0 -36.5 -36.5 -73.0 -0.93| 15.2-14.2 1000 47 19 101 11| 0.0 6.8 6.8| 0.7 -38.5 -37.7 -37.7 -0.85| 8.5 -7.3 1500 46 19 100 10| 0.0 3.6 3.6| 4.9 -38.5 -33.6 -22.4 -0.63| 6.8 -4.3 2000 43 19 99 9| 0.0 3.0 3.0| 5.1 -42.0 -36.9 -18.5 -0.60| 6.3 -3.8 2500 38 19 94 8| 0.0 2.9 2.9| 5.1 -45.5 -40.5 -16.2 -0.65| 6.2 -4.1 3000 32 19 84 6| 0.0 2.8 2.8| 5.1 -50.0 -44.9 -15.0 -0.65| 6.1 -4.0 4000 18 19 38 4| 0.0 2.9 2.9| 5.1 -63.8 -58.8 -14.7 -0.59| 5.9 -3.5 5000 1 20 326 5| 0.0 2.9 2.9| 5.1-101.7 -96.6 -19.3 -0.59| 5.9 -3.5 6000 343 21 296 11| 0.0 2.8 2.8| 6.7-164.4-157.7 -26.3 -0.60| 5.9 -3.6 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20260108.00.gif