UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102711.upa.cvt Date: 1100Z 27 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 27 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 1018 12 -9.5 -13.1 75 3.6 -10.4 280 7 262.3 262.5 261.7 266.0 1.37 1 998 165 -9.5 -13.4 73 3.9 -10.4 288 6 263.8 264.0 262.9 267.5 1.36 2 994 196 -8.1 -11.6 76 3.5 -9.0 290 6 265.5 265.8 264.5 269.8 1.58 3 980 306 -7.9 -11.5 75 3.6 -8.8 296 6 266.8 267.0 265.5 271.2 1.62 4 969 394 -6.5 -7.6 92 1.1 -6.8 301 5 269.1 269.4 268.1 275.1 2.22 5 908 898 -9.3 -10.7 90 1.4 -9.7 328 3 271.2 271.5 268.9 276.4 1.86 6 850 1402 -14.3 -14.3 100 0.0 -14.3 355 1 271.2 271.4 268.2 275.3 1.48 7 845 1447 -14.7 -14.7 100 0.0 -14.7 358 1 271.2 271.4 268.2 275.2 1.44 8 828 1601 -13.1 -24.1 39 11.0 -15.1 10 3 274.5 274.6 268.9 276.4 0.66 9 822 1656 -12.9 -25.9 33 13.0 -15.2 14 3 275.3 275.4 269.2 276.9 0.56 10 815 1721 -12.7 -28.7 25 16.0 -15.3 19 4 276.1 276.2 269.6 277.5 0.44 11 796 1901 -12.9 -29.9 23 17.0 -15.6 32 5 277.8 277.9 270.5 279.0 0.40 12 788 1978 -13.3 -30.3 23 17.0 -15.9 38 6 278.2 278.2 270.8 279.4 0.39 13 775 2104 -14.3 -31.3 22 17.0 -16.8 47 7 278.4 278.5 270.9 279.5 0.36 14 700 2866 -20.5 -32.5 33 12.0 -22.0 105 13 279.8 279.8 271.6 280.9 0.36 15 641 3509 -26.1 -39.1 28 13.0 -27.2 93 14 280.6 280.6 271.8 281.2 0.20 16 633 3600 -26.7 -38.7 31 12.0 -27.8 92 14 280.9 280.9 272.1 281.6 0.21 17 582 4199 -31.5 -38.5 50 7.0 -32.0 80 14 282.1 282.2 272.8 282.9 0.24 18 549 4609 -34.9 -38.7 68 3.8 -35.2 73 14 282.8 282.9 273.2 283.6 0.24 19 541 4711 -35.3 -38.0 76 2.7 -35.5 71 15 283.5 283.6 273.7 284.4 0.27 20 529 4868 -33.7 -49.7 18 16.0 -34.5 68 15 287.3 287.3 275.4 287.5 0.08 21 500 5260 -36.7 -48.7 28 12.0 -37.2 60 15 288.3 288.3 275.9 288.6 0.09 22 459 5850 -40.5 -48.5 42 8.0 -40.8 66 20 290.7 290.7 277.2 291.0 0.10 23 447 6031 -41.1 -56.1 18 15.0 -41.6 68 22 292.1 292.1 277.8 292.3 0.04 24 446 6046 -41.1 -56.1 18 15.0 -41.6 68 22 292.3 292.3 277.9 292.5 0.04 25 410 6615 -45.5 -54.5 36 9.0 -45.7 73 27 293.8 293.8 278.6 294.0 0.06 26 400 6780 -46.1 -56.1 31 10.0 -46.4 75 29 295.1 295.1 279.2 295.2 0.05 27 306 8524 -54.5 -64.5 28 10.0 -54.6 70 35 306.8 306.8 284.1 306.9 0.02 28 300 8650 -54.5 -65.5 25 11.0 -54.6 70 33 308.5 308.5 284.8 308.6 0.02 29 250 9820 -51.9 -72.9 6 21.0 -52.2 65 23 328.9 328.9 291.4 328.9 0.01 30 236 10194 -51.1 -77.1 3 26.0 -51.5 70 20 335.6 335.6 293.2 335.6 0.00 31 215 10800 -50.9 -81.9 1 31.0 -51.3 79 15 345.0 345.0 295.5 345.0 0.00 32 200 11270 -51.1 -83.1 1 32.0 -51.5 85 11 351.8 351.8 297.0 351.9 0.00 33 193 11502 -50.1 -83.1 1 33.0 -50.6 79 11 357.1 357.1 298.1 357.1 0.00 34 184 11813 -50.1 -83.1 1 33.0 -50.6 72 10 362.0 362.0 299.1 362.0 0.00 35 150 13140 -52.3 -84.3 1 32.0 -52.8 40 9 380.0 380.0 302.2 380.0 0.00 36 101 15686 -54.5 -85.5 1 31.0 -55.1 16 11 421.2 421.2 307.9 421.2 0.00 37 100 15750 -54.7 -85.7 1 31.0 -55.2 15 11 422.0 422.0 308.0 422.1 0.00 38 70 18010 -58.5 -88.5 1 30.0 -59.0 355 15 459.2 459.2 311.7 459.2 0.00 39 50 20120 -61.1 -90.1 1 29.0 -61.6 15 25 499.5 499.5 314.9 499.5 0.00 40 30 23250 -65.9 -93.9 1 28.0 -66.4 15 29 565.0 565.0 318.9 565.0 0.00 41 20 25700 -69.5 -96.5 1 27.0 -69.9 15 31 623.4 623.4 321.6 623.4 0.00 42 16 27024 -71.7 -97.7 1 26.0 -72.1 18 35 657.3 657.3 323.0 657.3 0.00 43 10 29790 -72.9 -98.9 1 26.0 -73.4 25 44 747.4 747.4 325.8 747.4 0.00 44 8.0 31102 -71.8 -97.8 1 26.0 -72.5 25 62 801.0 801.0 327.3 801.0 0.00 45 6.6 32239 -70.9 -96.9 1 26.0 -71.8 850.2 850.2 328.4 850.2 0.00 TRP 306 8524 -54.5 -64.5 28 10.0 -54.6 70 35 306.8 306.8 284.1 306.9 0.02 WND 8.0 31102 -71.8 -97.8 1 26.0 -72.5 25 62 801.0 801.0 327.3 801.0 0.00 Sounding variables and indices 1000-500 mb thick: 5110.54 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 50.39 % Est. max temperature: -0.56 C = 30.98 F Sfc-Lift cond lev (LCL): 960.94 mb = 458.37 m = 1503.82 ft T: -6.86 C 700-500 lapse rate: 6.77 C/km ThetaE index: 1.13 C Layer 850.0- 828.0 mb Conv cond level (CCL): 885.12 mb = 1092.71 m = 3584.95 ft Mean mixing ratio: 1.83 g/kg Conv temperature: -0.55 C = 31.02 F Cap Strength: 12.51 C Lifted Index: 13.03 C Risk: None Lifted Index @300 mb: 25.40 C Lifted Index @700 mb: 7.84 C Showalter Index: 10.92 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.40 C Cross Totals Index: 22.40 C K Index: -3.90 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 2.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.12 J/kg Max Up Vert Vel: 8.50 m/s Conv Inhibition (B-): 62884.74 J/kg Cap Strength: 12.94 C Lift Cond Lev (LCL): 934.95 mb = 670.89 m = 2201.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 107 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 1018 12 280 7 6.9 -1.2 | 284 15 14.6 -3.6 1 850 1402 355 1 0.1 -1.0 | 294 8 7.7 -3.4 2 700 2866 105 13 -12.6 3.4 | 101 5 -4.9 1.0 3 500 5260 60 15 -13.0 -7.5 | 28 11 -5.3 -9.9 4 400 6780 75 29 -28.0 -7.5 | 64 23 -20.4 -9.9 5 306 8524 70 35 -32.9 -12.0 | 60 29 -25.2 -14.3 6 300 8650 70 33 -31.0 -11.3 | 60 27 -23.4 -13.7 7 250 9820 65 23 -20.8 -9.7 | 47 18 -13.2 -12.1 8 200 11270 85 11 -11.0 -1.0 | 45 5 -3.3 -3.3 9 150 13140 40 9 -5.8 -6.9 | 349 9 1.9 -9.3 10 100 15750 15 11 -2.8 -10.6 | 340 14 4.8 -13.0 11 70 18010 355 15 1.3 -14.9 | 333 20 9.0 -17.3 12 50 20120 15 25 -6.5 -24.1 | 357 27 1.2 -26.5 13 30 23250 15 29 -7.5 -28.0 | 360 30 0.2 -30.4 14 20 25700 15 31 -8.0 -29.9 | 1 32 -0.4 -32.3 15 10 29790 25 44 -18.6 -39.9 | 15 44 -10.9 -42.3 Wind Parameters Mean winds (0-6000m): 77.3 at 10.7 knts Storm direction: 107.3 at 8.0 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 170.6 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -2.2 tot: 39.5 m^2/s^2 ave: 13.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.97 Bulk Shear: 37.14 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 ------------------------------------------------------------------------------- 500 265 6 278 14| 3.6 0.0 3.6| 9.7 0.0 9.7 19.5 0.75| 3.6 2.7 1000 280 5 285 13| 3.0 0.0 3.0| 12.2 -0.0 12.2 12.2 0.54| 3.3 1.8 1500 289 4 288 12| 2.4 0.0 2.4| 14.1 -1.7 12.4 8.3 0.40| 3.1 1.2 2000 310 4 295 12| 2.9 0.0 2.9| 24.7 -1.7 23.1 11.5 0.60| 3.5 2.1 2500 10 5 316 10| 3.5 0.0 3.5| 34.8 -1.7 33.2 13.3 0.70| 4.2 2.9 3000 96 6 314 3| 3.4 0.0 3.4| 41.8 -2.2 39.5 13.2 0.73| 4.6 3.4 4000 94 8 4 2| 2.6 0.6 3.2| 41.8 -8.6 33.1 8.3 0.50| 4.0 2.0 5000 85 9 26 4| 2.1 0.9 3.0| 41.8 -17.3 24.5 4.9 0.33| 3.7 1.2 6000 77 11 30 5| 2.1 1.0 3.1| 59.4 -19.4 40.0 6.7 0.36| 3.8 1.4 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251027.11.gif