UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102023.upa.cvt Date: 2300Z 20 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 20 OCT 25 Station: BGDH WMO ident: 4320 Latitude: 76.77 Longitude: -18.67 Elevation: 12.00 ------------------------------------------------------------------------------- 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 1017 12 -8.3 -14.3 62 6.0 -9.7 310 25 263.6 263.8 262.4 267.0 1.24 1 980 301 -6.3 -16.3 45 10.0 -8.7 318 23 268.4 268.6 265.6 271.5 1.09 2 936 659 -8.9 -16.9 52 8.0 -10.7 329 21 269.3 269.5 266.3 272.4 1.09 3 908 895 -8.5 -14.5 62 6.0 -10.0 335 20 272.1 272.3 268.6 275.9 1.37 4 850 1405 -11.5 -16.5 66 5.0 -12.7 350 17 274.1 274.3 269.7 277.6 1.24 5 793 1933 -15.9 -18.6 80 2.7 -16.4 352 16 274.9 275.1 269.9 278.1 1.11 6 776 2096 -15.5 -20.1 68 4.6 -16.4 352 16 277.0 277.2 271.1 280.0 1.00 7 723 2629 -16.1 -24.1 50 8.0 -17.6 354 15 282.0 282.2 273.6 284.3 0.75 8 700 2872 -17.9 -25.9 50 8.0 -19.3 355 15 282.7 282.8 273.8 284.7 0.66 9 679 3099 -19.3 -29.3 41 10.0 -20.8 355 16 283.6 283.7 274.0 285.1 0.50 10 650 3423 -20.7 -29.7 44 9.0 -22.0 354 17 285.5 285.6 275.2 287.1 0.50 11 635 3595 -22.3 -31.3 44 9.0 -23.5 354 17 285.6 285.7 275.1 287.0 0.44 12 584 4203 -27.5 -33.5 57 6.0 -28.2 352 19 286.5 286.6 275.5 287.7 0.39 13 528 4920 -33.5 -36.4 75 2.9 -33.7 351 22 287.7 287.7 276.0 288.7 0.32 14 500 5300 -36.3 -40.1 68 3.8 -36.5 350 23 288.8 288.8 276.4 289.5 0.23 15 484 5525 -38.3 -41.6 71 3.3 -38.5 353 25 289.0 289.1 276.5 289.7 0.21 16 474 5669 -38.9 -42.6 68 3.7 -39.1 355 26 290.0 290.0 277.0 290.6 0.19 17 458 5904 -39.5 -54.5 19 15.0 -40.1 358 28 292.1 292.1 277.8 292.3 0.05 18 452 5995 -39.9 -50.9 30 11.0 -40.4 359 29 292.7 292.7 278.2 293.0 0.08 19 444 6116 -40.9 -44.6 67 3.7 -41.1 1 30 293.0 293.0 278.4 293.5 0.16 20 400 6820 -45.7 -50.2 60 4.5 -45.9 10 36 295.6 295.6 279.5 295.9 0.10 21 365 7424 -49.9 -54.9 56 5.0 -50.0 10 39 297.8 297.8 280.5 298.1 0.06 22 305 8584 -55.1 -59.8 56 4.7 -55.2 10 44 306.2 306.2 284.0 306.4 0.04 23 300 8690 -55.1 -60.0 54 4.9 -55.2 10 44 307.7 307.7 284.5 307.8 0.04 24 271 9336 -55.1 -61.1 47 6.0 -55.2 7 39 316.8 316.8 287.7 316.9 0.04 25 270 9359 -55.1 -61.1 47 6.0 -55.2 7 39 317.1 317.1 287.8 317.2 0.04 26 258 9648 -54.1 -67.1 19 13.0 -54.3 6 37 322.7 322.7 289.6 322.8 0.02 27 256 9698 -53.9 -66.9 19 13.0 -54.1 6 36 323.7 323.7 289.9 323.8 0.02 28 250 9850 -52.9 -66.9 17 14.0 -53.1 5 35 327.4 327.4 291.0 327.5 0.02 29 221 10653 -50.9 -73.9 5 23.0 -51.3 359 31 342.3 342.3 294.8 342.3 0.01 30 216 10804 -49.7 -72.7 5 23.0 -50.1 358 30 346.4 346.4 295.8 346.4 0.01 31 200 11310 -49.5 -80.5 1 31.0 -50.0 355 27 354.4 354.4 297.5 354.4 0.00 32 194 11508 -48.5 -80.5 1 32.0 -49.1 354 26 359.1 359.1 298.5 359.1 0.00 33 187 11748 -49.3 -82.3 1 33.0 -49.8 354 24 361.6 361.6 299.0 361.6 0.00 34 150 13180 -50.7 -82.7 1 32.0 -51.3 350 15 382.7 382.7 302.7 382.7 0.00 35 123 14454 -56.9 -86.9 1 30.0 -57.3 5 13 393.8 393.8 304.3 393.8 0.00 36 101 15707 -55.1 -86.1 1 31.0 -55.6 19 11 420.1 420.1 307.7 420.1 0.00 37 100 15770 -55.5 -86.5 1 31.0 -56.0 20 11 420.5 420.5 307.8 420.5 0.00 38 70 18020 -59.9 -89.9 1 30.0 -60.3 360 19 456.2 456.2 311.4 456.2 0.00 39 50 20100 -63.5 -91.5 1 28.0 -63.8 15 7 493.8 493.8 314.5 493.9 0.00 40 35 22285 -67.1 -94.1 1 27.0 -67.4 354 17 537.5 537.5 317.3 537.5 0.00 41 30 23220 -66.9 -93.9 1 27.0 -67.3 345 21 562.3 562.3 318.8 562.3 0.00 42 20 25650 -68.7 -95.7 1 27.0 -69.2 335 33 625.9 625.9 321.7 625.9 0.00 43 13 28215 -71.9 -97.9 1 26.0 -72.3 341 33 696.9 696.9 324.3 696.9 0.00 44 12 28691 -68.5 -95.5 1 27.0 -69.2 342 33 725.0 725.0 325.2 725.1 0.00 45 10 29770 -74.3 -99.3 1 25.0 -74.7 345 33 742.2 742.2 325.7 742.2 0.00 46 5.4 33402 -69.5 -96.5 1 27.0 -70.8 906.6 906.6 329.5 906.7 0.01 TRP 305 8584 -55.1 -59.8 56 4.7 -55.2 10 44 306.2 306.2 284.0 306.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5156.42 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 58.63 % Est. max temperature: 1.66 C = 34.99 F Sfc-Lift cond lev (LCL): 923.86 mb = 760.73 m = 2495.80 ft T: -8.73 C 700-500 lapse rate: 7.58 C/km Conv cond level (CCL): 650.68 mb = 3414.92 m = 11203.68 ft Mean mixing ratio: 1.13 g/kg Conv temperature: 13.73 C = 56.71 F Cap Strength: 13.94 C Lifted Index: 14.54 C Risk: None Lifted Index @300 mb: 25.80 C Lifted Index @700 mb: 11.55 C Showalter Index: 9.50 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 19.80 C K Index: 0.30 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.62 J/kg Max Up Vert Vel: 6.73 m/s Conv Inhibition (B-): 83074.72 J/kg Cap Strength: 14.46 C Lift Cond Lev (LCL): 845.49 mb = 1445.47 m = 4742.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 17 at 15 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 1017 12 310 25 19.2 -16.1 | 275 23 23.4 -2.0 1 850 1405 350 17 3.0 -16.7 | 290 8 7.2 -2.7 2 700 2872 355 15 1.3 -14.9 | 279 6 5.5 -0.9 3 500 5300 350 23 4.0 -22.7 | 316 12 8.2 -8.6 4 400 6820 10 36 -6.3 -35.5 | 5 21 -2.0 -21.4 5 305 8584 10 44 -7.6 -43.3 | 7 29 -3.4 -29.3 6 300 8690 10 44 -7.6 -43.3 | 7 29 -3.4 -29.3 7 250 9850 5 35 -3.1 -34.9 | 357 21 1.2 -20.8 8 200 11310 355 27 2.4 -26.9 | 333 14 6.6 -12.8 9 150 13180 350 15 2.6 -14.8 | 276 7 6.8 -0.7 10 100 15770 20 11 -3.8 -10.3 | 187 4 0.5 3.7 11 70 18020 360 19 -0.0 -19.0 | 319 7 4.2 -4.9 12 50 20100 15 7 -1.8 -6.8 | 198 8 2.4 7.3 13 30 23220 345 21 5.4 -20.3 | 303 12 9.7 -6.2 14 20 25650 335 33 13.9 -29.9 | 311 24 18.2 -15.8 15 10 29770 345 33 8.5 -31.9 | 324 22 12.8 -17.8 Wind Parameters Mean winds (0-6000m): 346.8 at 19.6 knts Storm direction: 16.8 at 14.7 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 8.4 deg Storm rel helicity (0-3000m) pos: 23.5 neg: -2.2 tot: 21.3 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.85 Bulk Shear: 26.55 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 ------------------------------------------------------------------------------- 500 310 24 273 22| 6.7 0.0 6.7| 15.7 0.0 15.7 31.4 0.44| 6.8 3.0 1000 320 22 279 19| 6.3 0.0 6.3| 22.1 0.0 22.1 22.1 0.36| 6.4 2.3 1500 327 21 282 16| 5.6 0.0 5.6| 22.9 -0.2 22.7 15.2 0.28| 5.8 1.6 2000 332 20 284 14| 4.4 0.0 4.4| 22.9 -0.9 22.0 11.0 0.24| 4.6 1.1 2500 336 19 285 12| 3.6 0.0 3.6| 22.9 -1.7 21.2 8.5 0.21| 3.8 0.8 3000 339 18 285 11| 3.0 0.0 3.0| 23.5 -2.2 21.3 7.1 0.20| 3.3 0.7 4000 342 18 288 10| 2.3 0.4 2.7| 27.9 -2.2 25.7 6.4 0.28| 2.9 0.8 5000 345 18 292 10| 1.8 0.7 2.5| 32.0 -2.2 29.8 6.0 0.30| 2.7 0.8 6000 347 20 300 10| 1.9 0.6 2.5| 56.0 -2.2 53.9 9.0 0.43| 3.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251020.23.gif