UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102811.upa.cvt Date: 1100Z 28 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 28 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 1019 12 -16.5 -20.5 71 4.0 -17.1 0 0 255.3 255.4 254.8 257.2 0.73 1 1007 102 -12.5 -20.5 51 8.0 -13.9 2 1 260.1 260.2 258.8 262.2 0.74 2 987 256 -9.9 -20.9 40 11.0 -12.0 4 2 264.2 264.4 262.0 266.3 0.73 3 981 303 -10.1 -22.1 37 12.0 -12.3 5 3 264.5 264.6 262.0 266.4 0.66 4 919 805 -11.3 -26.3 28 15.0 -13.7 14 7 268.3 268.3 264.4 269.7 0.49 5 908 898 -9.9 -24.9 28 15.0 -12.6 16 8 270.6 270.7 266.2 272.3 0.56 6 894 1018 -8.7 -19.7 41 11.0 -11.1 18 9 273.1 273.2 268.4 275.7 0.90 7 881 1132 -7.9 -30.9 14 23.0 -11.7 20 10 275.0 275.1 268.7 276.0 0.33 8 861 1310 -9.3 -21.3 37 12.0 -11.8 23 12 275.4 275.5 269.8 277.8 0.81 9 850 1409 -9.7 -22.7 34 13.0 -12.3 25 13 276.0 276.1 270.0 278.1 0.73 10 804 1836 -12.3 -30.3 21 18.0 -15.1 36 13 277.6 277.7 270.4 278.8 0.38 11 797 1902 -12.9 -30.9 21 18.0 -15.6 38 13 277.7 277.8 270.4 278.8 0.36 12 776 2105 -14.7 -30.7 24 16.0 -17.0 44 13 277.9 278.0 270.6 279.1 0.38 13 720 2666 -19.3 -32.3 31 13.0 -21.0 59 13 278.9 278.9 271.1 280.0 0.35 14 700 2875 -21.1 -29.1 49 8.0 -22.2 65 13 279.1 279.2 271.5 280.6 0.49 15 648 3438 -26.3 -29.0 78 2.7 -26.6 67 13 279.5 279.6 271.8 281.1 0.54 16 634 3596 -26.3 -27.7 88 1.4 -26.5 68 12 281.2 281.3 272.9 283.1 0.62 17 618 3780 -27.7 -28.3 95 0.6 -27.8 69 12 281.7 281.8 273.2 283.5 0.60 18 583 4197 -29.5 -29.5 100 0.0 -29.5 70 12 284.3 284.4 274.6 286.1 0.57 19 549 4623 -32.1 -32.1 100 0.0 -32.1 72 12 286.1 286.2 275.4 287.6 0.47 20 523 4965 -33.1 -48.1 21 15.0 -33.9 74 11 288.9 289.0 276.3 289.3 0.09 21 500 5280 -34.5 -56.5 9 22.0 -35.4 75 11 291.0 291.0 277.2 291.1 0.04 22 469 5724 -37.5 -54.5 15 17.0 -38.2 81 12 292.6 292.6 278.0 292.8 0.05 23 457 5903 -38.9 -46.9 43 8.0 -39.3 83 13 293.1 293.1 278.4 293.5 0.12 24 444 6101 -38.9 -58.9 10 20.0 -39.5 86 13 295.5 295.5 279.4 295.6 0.03 25 422 6448 -40.7 -58.7 13 18.0 -41.2 90 14 297.5 297.5 280.3 297.6 0.03 26 400 6810 -43.5 -60.5 14 17.0 -43.9 95 15 298.5 298.5 280.7 298.6 0.03 27 343 7826 -50.5 -59.5 34 9.0 -50.7 108 16 302.4 302.4 282.4 302.5 0.04 28 336 7960 -51.3 -60.3 33 9.0 -51.5 110 16 303.1 303.1 282.7 303.2 0.03 29 300 8690 -54.1 -63.1 32 9.0 -54.2 120 17 309.1 309.1 285.0 309.2 0.03 30 278 9179 -55.7 -65.7 28 10.0 -55.8 125 19 313.6 313.6 286.6 313.7 0.02 31 250 9860 -54.5 -70.5 12 16.0 -54.7 125 15 325.0 325.0 290.3 325.1 0.01 32 223 10591 -53.7 -78.7 3 25.0 -54.0 122 15 337.1 337.1 293.6 337.1 0.00 33 216 10795 -53.9 -78.9 3 25.0 -54.2 122 15 339.8 339.8 294.3 339.9 0.00 34 200 11290 -52.3 -84.3 1 32.0 -52.7 120 15 349.9 349.9 296.6 350.0 0.00 35 194 11487 -52.7 -84.7 1 32.0 -53.1 115 15 352.4 352.4 297.1 352.4 0.00 36 150 13150 -52.9 -84.9 1 32.0 -53.4 70 11 378.9 378.9 302.1 378.9 0.00 37 101 15696 -54.1 -85.1 1 31.0 -54.7 36 17 422.0 422.0 307.9 422.0 0.00 38 100 15760 -53.9 -84.9 1 31.0 -54.5 35 17 423.6 423.6 308.2 423.6 0.00 39 91 16364 -54.1 -85.1 1 31.0 -54.8 32 20 434.8 434.8 309.3 434.8 0.00 40 70 18030 -57.5 -87.5 1 30.0 -58.0 25 29 461.4 461.4 311.9 461.4 0.00 41 50 20140 -59.7 -89.7 1 30.0 -60.3 15 35 502.8 502.8 315.1 502.8 0.00 42 30 23290 -65.7 -93.7 1 28.0 -66.1 15 38 565.5 565.5 318.9 565.5 0.00 43 20 25740 -68.3 -95.3 1 27.0 -68.8 15 46 627.1 627.1 321.8 627.1 0.00 44 11 29288 -72.9 -98.9 1 26.0 -73.3 28 49 727.3 727.3 325.3 727.3 0.00 45 10 29850 -70.9 -96.9 1 26.0 -71.5 30 50 754.9 754.9 326.1 754.9 0.00 46 6.0 32891 -68.9 -95.8 1 26.9 -70.2 25 69 882.3 882.3 329.1 882.4 0.01 47 3.1 36867 -66.3 -94.3 1 28.0 -69.2 1079.3 1079.3 332.3 1079.4 0.02 TRP 278 9179 -55.7 -65.7 28 10.0 -55.8 125 19 313.6 313.6 286.6 313.7 0.02 WND 6.0 32891 -68.9 -95.8 1 26.9 -70.2 25 69 882.3 882.3 329.1 882.4 0.01 Sounding variables and indices 1000-500 mb thick: 5124.63 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 50.67 % Est. max temperature: 3.58 C = 38.45 F Sfc-Lift cond lev (LCL): 954.47 mb = 513.78 m = 1685.61 ft T: -10.60 C 700-500 lapse rate: 5.57 C/km ThetaE index: 0.00 C Layer 1019.0--1245.2 mb Conv cond level (CCL): 616.36 mb = 3799.20 m = 12464.41 ft Mean mixing ratio: 0.63 g/kg Conv temperature: 10.16 C = 50.29 F Cap Strength: 19.03 C Lifted Index: 20.38 C Risk: None Lifted Index @300 mb: 30.37 C Lifted Index @700 mb: 12.48 C Showalter Index: 10.89 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 24.80 C Cross Totals Index: 11.80 C K Index: -5.90 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.26 J/kg Max Up Vert Vel: 8.52 m/s Conv Inhibition (B-): 71224.42 J/kg Cap Strength: 20.31 C Lift Cond Lev (LCL): 801.68 mb = 1857.80 m = 6095.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 89 at 8 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 1019 12 0 0 -0.0 -0.0 | 269 8 8.3 0.2 1 850 1409 25 13 -5.5 -11.8 | 347 12 2.8 -11.6 2 700 2875 65 13 -11.8 -5.5 | 34 6 -3.5 -5.3 3 500 5280 75 11 -10.6 -2.8 | 42 4 -2.4 -2.6 4 400 6810 95 15 -14.9 1.3 | 103 7 -6.7 1.5 5 300 8690 120 17 -14.7 8.5 | 143 11 -6.5 8.7 6 278 9179 125 19 -15.6 10.9 | 147 13 -7.3 11.1 7 250 9860 125 15 -12.3 8.6 | 155 10 -4.0 8.8 8 200 11290 120 15 -13.0 7.5 | 148 9 -4.7 7.7 9 150 13150 70 11 -10.3 -3.8 | 30 4 -2.1 -3.6 10 100 15760 35 17 -9.8 -13.9 | 6 14 -1.5 -13.7 11 70 18030 25 29 -12.3 -26.3 | 9 26 -4.0 -26.1 12 50 20140 15 35 -9.1 -33.8 | 1 34 -0.8 -33.6 13 30 23290 15 38 -9.8 -36.7 | 2 37 -1.6 -36.5 14 20 25740 15 46 -11.9 -44.4 | 5 44 -3.7 -44.2 15 10 29850 30 50 -25.0 -43.3 | 21 46 -16.7 -43.1 Wind Parameters Mean winds (0-6000m): 58.6 at 11.0 knts Storm direction: 88.6 at 8.3 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 125.6 deg Storm rel helicity (0-3000m) pos: 49.1 neg: 0.0 tot: 49.1 m^2/s^2 ave: 16.4 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.33 Bulk Shear: 10.90 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 56 2 278 7| 4.8 0.0 4.8| 10.3 0.0 10.3 20.6 0.99| 4.8 4.8 1000 28 4 301 7| 4.8 0.0 4.8| 21.5 0.0 21.5 21.5 0.97| 4.9 4.7 1500 25 7 319 8| 4.5 0.0 4.5| 33.4 0.0 33.4 22.3 0.94| 4.8 4.5 2000 29 8 330 8| 3.3 0.0 3.3| 40.1 0.0 40.1 20.1 0.91| 4.4 4.0 2500 34 9 338 8| 2.7 0.0 2.7| 45.6 0.0 45.6 18.2 0.89| 4.2 3.7 3000 40 10 346 8| 2.2 0.0 2.2| 49.1 0.0 49.1 16.4 0.88| 3.9 3.4 4000 48 11 357 7| 1.6 0.0 1.6| 49.6 0.0 49.6 12.4 0.85| 3.1 2.6 5000 54 11 5 6| 1.2 0.0 1.2| 49.9 0.0 49.9 10.0 0.82| 2.6 2.1 6000 59 11 12 6| 1.1 0.0 1.1| 52.6 0.0 52.6 8.8 0.82| 2.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251028.11.gif