UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010400.upa.cvt Date: 0000Z 4 JAN 26 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 4 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 8 20.0 16.0 78 4.0 17.4 90 7 291.5 293.5 289.8 323.4 11.28 1 1000 178 18.4 15.1 81 3.3 16.3 105 17 291.5 293.5 289.5 322.3 10.85 2 950 615 14.4 13.5 94 0.9 13.8 108 9 291.8 293.6 289.0 321.0 10.29 3 925 841 14.0 10.7 80 3.3 12.0 110 5 293.6 295.2 288.3 318.7 8.76 4 919 896 14.0 9.9 76 4.1 11.6 119 5 294.2 295.7 288.2 318.2 8.36 5 850 1550 9.2 8.7 97 0.5 8.9 225 11 295.8 297.3 288.7 319.9 8.33 6 830 1747 8.0 7.7 98 0.3 7.8 231 13 296.5 298.0 288.6 319.7 7.97 7 791 2142 5.0 4.1 94 0.9 4.5 244 18 297.4 298.6 287.6 316.5 6.50 8 761 2461 9.4 -18.6 12 28.0 -0.4 253 22 305.5 305.7 285.1 309.3 1.16 9 758 2494 9.6 -18.4 12 28.0 -0.3 255 23 306.1 306.3 285.3 309.9 1.18 10 752 2560 9.6 -16.4 14 26.0 0.0 257 24 306.8 307.0 285.8 311.3 1.41 11 716 2965 6.6 -3.4 49 10.0 1.7 269 29 307.8 308.6 288.9 320.7 4.15 12 700 3150 5.4 -6.6 42 12.0 -0.0 275 31 308.5 309.1 288.4 318.9 3.33 13 660 3628 1.8 -5.2 60 7.0 -1.4 272 36 309.6 310.4 289.3 322.0 3.93 14 655 3690 2.2 -20.8 16 23.0 -5.2 272 37 310.8 311.0 286.9 314.5 1.11 15 635 3940 1.0 -5.0 64 6.0 -1.8 271 39 312.2 313.0 290.3 325.3 4.15 16 630 4004 0.6 -6.4 59 7.0 -2.6 270 40 312.4 313.1 290.1 324.4 3.76 17 629 4017 0.4 -8.6 51 9.0 -3.5 270 40 312.3 312.9 289.5 322.5 3.17 18 627 4042 0.8 -20.2 19 21.0 -6.1 270 40 313.1 313.3 287.8 317.2 1.22 19 624 4081 0.6 -24.4 13 25.0 -6.8 270 41 313.3 313.4 287.5 316.2 0.85 20 621 4119 0.4 -23.6 15 24.0 -6.8 270 41 313.5 313.7 287.6 316.6 0.92 21 619 4145 0.0 -11.0 43 11.0 -4.5 270 42 313.3 313.8 289.3 321.9 2.67 22 613 4223 -0.7 -10.7 47 10.0 -4.8 269 42 313.4 313.9 289.5 322.3 2.76 23 589 4541 -3.5 -9.5 63 6.0 -6.0 267 46 313.7 314.3 289.9 323.9 3.16 24 588 4555 -3.1 -8.1 68 5.0 -5.3 267 46 314.3 315.0 290.5 325.7 3.53 25 585 4595 -2.9 -8.9 63 6.0 -5.5 267 46 315.0 315.7 290.5 325.8 3.33 26 583 4623 -2.5 -24.5 17 22.0 -8.9 267 47 315.8 316.0 288.4 318.9 0.90 27 568 4829 -3.9 -29.9 11 26.0 -10.4 266 49 316.5 316.6 288.2 318.5 0.56 28 558 4969 -4.7 -16.7 38 12.0 -8.9 265 51 317.2 317.6 289.8 323.4 1.85 29 556 4998 -3.9 -30.9 10 27.0 -10.6 265 51 318.5 318.6 288.8 320.3 0.52 30 521 5508 -7.7 -15.7 53 8.0 -10.6 262 56 319.9 320.3 290.9 327.1 2.16 31 513 5629 -8.3 -19.3 41 11.0 -11.9 261 58 320.6 320.9 290.6 326.1 1.62 32 510 5674 -6.9 -42.9 4 36.0 -13.5 261 58 322.8 322.8 289.8 323.4 0.17 33 504 5767 -4.7 -21.7 25 17.0 -10.2 260 59 326.6 326.8 292.0 331.3 1.34 34 500 5830 -5.3 -21.3 27 16.0 -10.5 260 60 326.6 326.9 292.1 331.5 1.40 35 469 6328 -9.9 -20.9 40 11.0 -13.4 257 61 326.9 327.2 292.3 332.3 1.54 36 468 6344 -10.3 -22.3 37 12.0 -13.9 257 61 326.6 326.9 292.1 331.4 1.37 37 464 6410 -8.5 -46.5 3 38.0 -15.0 257 61 329.6 329.7 291.7 330.1 0.13 38 455 6562 -7.7 -45.7 3 38.0 -14.6 256 61 332.5 332.5 292.6 333.1 0.14 39 430 6999 -11.5 -46.5 4 35.0 -17.3 253 61 333.1 333.1 292.7 333.6 0.14 40 400 7550 -14.1 -44.1 6 30.0 -19.1 250 62 336.7 336.7 293.7 337.4 0.19 41 368 8175 -18.1 -52.1 3 34.0 -22.4 253 61 339.5 339.5 294.3 339.8 0.08 42 351 8525 -21.3 -61.3 1 40.0 -25.0 255 61 339.8 339.8 294.3 339.9 0.03 43 300 9660 -29.7 -64.7 2 35.0 -32.0 260 60 343.5 343.5 295.2 343.6 0.02 44 264 10556 -36.9 -67.9 3 31.0 -38.3 253 61 345.8 345.8 295.7 345.8 0.02 45 250 10930 -39.7 -55.7 17 16.0 -40.6 250 62 347.0 347.1 296.1 347.4 0.08 46 242 11152 -40.9 -54.9 21 14.0 -41.7 248 63 348.5 348.5 296.4 348.9 0.09 47 213 12007 -47.7 -71.7 5 24.0 -48.3 242 67 350.9 350.9 296.8 350.9 0.01 48 207 12195 -49.3 -57.3 39 8.0 -49.6 241 68 351.2 351.2 297.0 351.6 0.08 49 204 12291 -49.9 -75.1 4 25.2 -50.4 240 68 351.8 351.8 297.0 351.8 0.01 50 203 12323 -50.1 -81.1 1 31.0 -50.6 239 67 351.9 351.9 297.1 351.9 0.00 51 200 12420 -50.9 -73.9 5 23.0 -51.3 235 64 352.2 352.2 297.1 352.2 0.01 52 191 12719 -53.7 -64.7 25 11.0 -53.9 237 62 352.3 352.3 297.2 352.5 0.03 53 160 13835 -63.1 -73.1 25 10.0 -63.2 247 55 354.8 354.8 297.7 354.8 0.01 54 159 13874 -63.5 -73.5 24 10.0 -63.6 247 54 354.7 354.7 297.7 354.8 0.01 55 150 14230 -65.9 -81.9 9 16.0 -66.0 250 52 356.6 356.6 298.0 356.6 0.00 56 143 14519 -67.3 -84.3 7 17.0 -67.4 252 50 359.0 359.0 298.5 359.0 0.00 57 103 16424 -81.7 -90.7 20 9.0 -81.7 269 37 366.8 366.8 300.0 366.8 0.00 58 100 16590 -81.7 -90.7 20 9.0 -81.7 270 36 369.9 369.9 300.5 369.9 0.00 TRP WND 204 12291 -49.9 -75.1 4 25.2 -50.4 240 68 351.8 351.8 297.0 351.8 0.01 Sounding variables and indices 1000-500 mb thick: 5652.00 m Freezing level: 619.00 mb = 4145.34 m = 13600.03 ft Wetbulb zero: 763.38 mb = 2435.09 m = 7989.06 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 56.37 % Est. max temperature: 23.84 C = 74.91 F Sfc-Lift cond lev (LCL): 961.54 mb = 512.40 m = 1681.07 ft T: 15.34 C 700-500 lapse rate: 3.99 C/km ThetaE index: 10.64 C Layer 830.0- 758.0 mb Conv cond level (CCL): 899.32 mb = 1077.34 m = 3534.55 ft Mean mixing ratio: 10.29 g/kg Conv temperature: 23.15 C = 73.68 F Cap Strength: 10.57 C Lifted Index: 10.38 C Risk: None Lifted Index @300 mb: 16.33 C Lifted Index @700 mb: 4.44 C Showalter Index: 11.15 C Risk: None Total Totals Index: 28.50 C Risk: None Vertical Totals Index: 14.50 C Cross Totals Index: 14.00 C K Index: 11.20 Risk: None Sweat Index: 186.40 Risk: None Energy Index: 2.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.00 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 20.17 J/kg Cap Strength: 10.34 C Lift Cond Lev (LCL): 934.49 mb = 754.68 m = 2475.94 ft Lev Free Conv (LFC): 849.49 mb = 1555.00 m = 5101.66 ft Equ Level (EL): 779.49 mb = 2263.17 m = 7425.00 ft B at Equ Level: 19.42 J/kg Max Parcel Lev (MPL): 759.49 mb = 2477.33 m = 8127.62 ft Wind level data Storm motion: 292 at 23 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 8 90 7 -7.0 0.0 | 107 30 -28.2 8.6 1 1000 178 105 17 -16.4 4.4 | 109 40 -37.7 13.0 2 925 841 110 5 -4.7 1.7 | 112 28 -25.9 10.3 3 850 1550 225 11 7.8 7.8 | 141 21 -13.5 16.4 4 700 3150 275 31 30.9 -2.7 | 239 11 9.6 5.9 5 500 5830 260 60 59.1 10.4 | 243 42 37.8 19.0 6 400 7550 250 62 58.3 21.2 | 231 48 37.0 29.8 7 300 9660 260 60 59.1 10.4 | 243 42 37.8 19.0 8 250 10930 250 62 58.3 21.2 | 231 48 37.0 29.8 9 204 12291 240 68 58.9 34.0 | 221 57 37.6 42.6 10 200 12420 235 64 52.4 36.7 | 215 55 31.2 45.3 11 150 14230 250 52 48.9 17.8 | 226 38 27.6 26.4 12 100 16590 270 36 36.0 -0.0 | 240 17 14.8 8.6 Wind Parameters Mean winds (0-6000m): 262.0 at 30.5 knts Storm direction: 292.0 at 22.9 knts Shear (0-3000m) pos: 6.2 neg: 0.0 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 117.1 deg Storm rel helicity (0-3000m) pos: 219.5 neg: 0.0 tot: 219.5 m^2/s^2 ave: 73.2 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 6.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.09 Bulk Shear: 246.52 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 ------------------------------------------------------------------------------- 500 104 13 109 36| 5.0 0.0 5.0| 22.6 0.0 22.6 45.1 0.15| 15.9 2.4 1000 107 10 110 33| 2.8 0.0 2.8| 49.3 0.0 49.3 49.3 0.24| 12.3 3.0 1500 125 10 116 32| 5.5 0.0 5.5|122.1 0.0 122.1 81.4 0.44| 12.6 5.5 2000 162 11 127 31| 5.9 0.0 5.9|157.5 0.0 157.5 78.7 0.51| 11.4 5.8 2500 207 12 142 25| 6.1 0.0 6.1|189.4 0.0 189.4 75.7 0.57| 10.9 6.2 3000 240 15 152 18| 6.2 0.0 6.2|219.5 0.0 219.5 73.2 0.63| 10.7 6.7 4000 261 20 171 12| 5.4 0.7 6.1|235.8 0.0 235.8 58.9 0.59| 9.6 5.6 5000 263 25 197 12| 4.3 1.8 6.1|236.6 -3.2 233.4 46.7 0.50| 8.9 4.5 6000 262 31 215 16| 3.6 2.4 6.0|236.6 -29.8 206.9 34.5 0.42| 8.3 3.5 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20260104.00.gif