UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:2300Z 4 DEC 25 Station: BGSC WMO ident: 4339 Latitude: 70.48 Longitude: -21.95 Elevation: 69.00 ------------------------------------------------------------------------------- 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 1011 69 -15.7 -23.7 50 8.0 -16.9 285 1 256.6 256.7 255.6 258.2 0.56 1 980 306 -10.5 -25.5 28 15.0 -12.9 297 2 264.2 264.3 261.4 265.6 0.49 2 907 898 -12.5 -27.5 27 15.0 -14.8 326 5 268.0 268.1 264.1 269.3 0.44 3 882 1111 -10.7 -29.7 19 19.0 -13.6 336 6 272.0 272.1 266.8 273.2 0.37 4 850 1394 -11.9 -30.9 19 19.0 -14.7 350 7 273.7 273.7 267.8 274.7 0.34 5 795 1903 -14.7 -31.7 22 17.0 -17.1 18 8 276.0 276.0 269.3 277.0 0.34 6 775 2096 -15.3 -36.3 15 21.0 -17.9 28 9 277.3 277.4 269.9 278.0 0.22 7 726 2588 -15.9 -47.9 5 32.0 -18.8 55 10 281.9 281.9 272.4 282.2 0.07 8 708 2777 -16.7 -43.7 8 27.0 -19.4 65 11 283.1 283.1 273.1 283.4 0.11 9 700 2862 -17.7 -44.7 8 27.0 -20.3 70 11 282.9 282.9 273.0 283.2 0.10 10 685 3023 -18.9 -46.9 7 28.0 -21.4 68 12 283.3 283.3 273.2 283.6 0.08 11 680 3078 -19.3 -46.3 7 27.0 -21.7 67 12 283.5 283.5 273.3 283.7 0.09 12 652 3388 -21.7 -29.7 48 8.0 -22.8 63 13 284.2 284.3 274.4 285.7 0.50 13 634 3593 -23.7 -31.7 48 8.0 -24.7 60 13 284.2 284.2 274.3 285.5 0.42 14 606 3920 -26.5 -34.5 47 8.0 -27.3 55 14 284.6 284.7 274.4 285.7 0.34 15 583 4198 -28.5 -31.5 75 3.0 -28.8 51 15 285.5 285.6 275.0 287.0 0.47 16 575 4297 -29.3 -31.8 79 2.5 -29.6 50 16 285.7 285.7 275.2 287.1 0.46 17 539 4754 -33.1 -37.7 63 4.6 -33.5 43 17 286.5 286.5 275.3 287.4 0.28 18 508 5169 -33.9 -40.9 49 7.0 -34.4 37 19 290.4 290.4 277.2 291.1 0.21 19 500 5280 -34.5 -41.5 49 7.0 -35.0 35 19 291.0 291.0 277.5 291.6 0.20 20 455 5935 -37.9 -49.9 27 12.0 -38.5 39 17 294.7 294.7 279.1 295.0 0.09 21 400 6810 -44.9 -53.9 36 9.0 -45.2 45 15 296.6 296.6 279.9 296.9 0.06 22 385 7065 -46.9 -54.9 40 8.0 -47.1 44 15 297.3 297.3 280.2 297.5 0.06 23 330 8072 -54.3 -61.3 42 7.0 -54.4 38 14 300.5 300.5 281.6 300.6 0.03 24 321 8250 -55.3 -62.3 41 7.0 -55.4 37 13 301.5 301.5 282.0 301.6 0.03 25 300 8680 -57.5 -66.5 31 9.0 -57.6 35 13 304.3 304.3 283.1 304.4 0.02 26 262 9529 -60.9 -68.9 34 8.0 -61.0 30 7 311.3 311.3 285.8 311.4 0.01 27 250 9820 -60.9 -69.9 30 9.0 -61.0 20 7 315.5 315.5 287.3 315.6 0.01 28 213 10811 -61.1 -77.1 10 16.0 -61.2 272 8 330.0 330.0 291.7 330.0 0.00 29 200 11200 -61.3 -77.3 10 16.0 -61.4 230 9 335.7 335.7 293.2 335.7 0.01 30 150 12980 -61.1 -88.1 2 27.0 -61.3 225 9 364.8 364.8 299.6 364.8 0.00 31 124 14160 -61.1 -90.1 1 29.0 -61.3 220 13 385.2 385.2 303.1 385.2 0.00 32 105 15182 -64.7 -92.7 1 28.0 -64.8 216 16 397.1 397.1 304.8 397.1 0.00 33 101 15419 -63.9 -91.9 1 28.0 -64.1 215 17 403.1 403.1 305.6 403.1 0.00 34 100 15480 -63.7 -91.7 1 28.0 -63.9 215 17 404.7 404.7 305.8 404.7 0.00 35 70 17670 -65.5 -93.5 1 28.0 -65.7 240 11 444.3 444.3 310.3 444.3 0.00 36 50 19700 -66.9 -93.9 1 27.0 -67.1 290 11 485.8 485.8 313.9 485.8 0.00 37 30 22750 -72.3 -98.3 1 26.0 -72.5 330 17 547.5 547.5 317.9 547.5 0.00 38 20 25140 -72.3 -98.3 1 26.0 -72.6 355 36 614.9 614.9 321.3 614.9 0.00 TRP 262 9529 -60.9 -68.9 34 8.0 -61.0 30 7 311.3 311.3 285.8 311.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5127.88 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 34.70 % Est. max temperature: 0.82 C = 33.47 F Sfc-Lift cond lev (LCL): 887.03 mb = 1067.66 m = 3502.77 ft T: -11.07 C 700-500 lapse rate: 6.95 C/km ThetaE index: 0.22 C Layer 700.0- 685.0 mb Conv cond level (CCL): 551.09 mb = 4597.21 m = 15082.53 ft Mean mixing ratio: 0.48 g/kg Conv temperature: 13.94 C = 57.09 F Cap Strength: 20.46 C Lifted Index: 20.85 C Risk: None Lifted Index @300 mb: 27.32 C Lifted Index @700 mb: 16.32 C Showalter Index: 13.59 C Risk: None Total Totals Index: 26.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 3.60 C K Index: -35.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.99 J/kg Max Up Vert Vel: 8.37 m/s Conv Inhibition (B-): 50643.11 J/kg Cap Strength: 20.58 C Lift Cond Lev (LCL): 764.92 mb = 2194.26 m = 7198.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 70 at 9 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 1011 69 285 1 1.0 -0.3 | 254 10 9.2 2.7 1 850 1394 350 7 1.2 -6.9 | 293 10 9.4 -3.9 2 700 2862 70 11 -10.3 -3.8 | 69 2 -2.1 -0.8 3 500 5280 35 19 -10.9 -15.6 | 12 13 -2.7 -12.6 4 400 6810 45 15 -10.6 -10.6 | 17 8 -2.4 -7.7 5 300 8680 35 13 -7.5 -10.6 | 354 8 0.7 -7.7 6 262 9529 30 7 -3.5 -6.1 | 304 6 4.7 -3.1 7 250 9820 20 7 -2.4 -6.6 | 302 7 5.8 -3.6 8 200 11200 230 9 6.9 5.8 | 240 17 15.1 8.7 9 150 12980 225 9 6.4 6.4 | 237 17 14.6 9.3 10 100 15480 215 17 9.8 13.9 | 227 25 17.9 16.9 11 70 17670 240 11 9.5 5.5 | 245 20 17.7 8.5 12 50 19700 290 11 10.3 -3.8 | 273 19 18.5 -0.8 13 30 22750 330 17 8.5 -14.7 | 305 20 16.7 -11.8 14 20 25140 355 36 3.1 -35.9 | 341 35 11.3 -32.9 Wind Parameters Mean winds (0-6000m): 40.2 at 11.6 knts Storm direction: 70.2 at 8.7 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 164.2 deg Storm rel helicity (0-3000m) pos: 34.8 neg: -0.4 tot: 34.4 m^2/s^2 ave: 11.5 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.65 Bulk Shear: 13.21 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 9 2 263 8| 2.5 0.0 2.5| 5.7 0.0 5.7 11.4 0.86| 2.5 2.2 1000 343 3 271 9| 2.5 0.0 2.5| 14.1 0.0 14.1 14.1 0.93| 2.8 2.6 1500 345 4 278 9| 2.5 0.0 2.5| 22.9 0.0 22.9 15.3 0.92| 3.1 2.8 2000 357 5 285 9| 2.3 0.0 2.3| 29.0 0.0 29.0 14.5 0.85| 3.4 2.9 2500 12 6 294 8| 2.2 0.0 2.2| 33.0 0.0 33.0 13.2 0.81| 3.7 3.0 3000 29 7 303 6| 2.1 0.0 2.1| 34.8 -0.4 34.4 11.5 0.77| 3.7 2.9 4000 42 9 324 4| 1.6 0.6 2.2| 34.8 -3.3 31.5 7.9 0.55| 3.4 1.9 5000 42 10 344 5| 1.3 1.0 2.3| 34.8 -9.9 24.9 5.0 0.37| 3.3 1.2 6000 40 12 353 6| 1.0 0.9 1.9| 36.7 -11.9 24.8 4.1 0.33| 3.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20251204.23.gif