UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120411.upa.cvt Date: 1100Z 4 DEC 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:1100Z 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 1012 69 -20.5 -26.5 59 6.0 -21.2 0 0 251.8 251.9 251.2 253.0 0.43 1 1004 124 -14.1 -25.1 39 11.0 -15.7 70 1 258.8 258.8 257.2 260.1 0.50 2 1000 152 -12.7 -24.7 36 12.0 -14.6 105 1 260.5 260.5 258.6 261.9 0.52 3 998 167 -12.3 -25.3 33 13.0 -14.3 101 1 261.0 261.1 259.0 262.4 0.49 4 971 377 -10.3 -25.3 28 15.0 -12.8 48 1 265.1 265.2 262.1 266.5 0.50 5 946 578 -10.1 -26.1 26 16.0 -12.8 358 2 267.3 267.3 263.7 268.7 0.48 6 925 750 -11.1 -27.1 25 16.0 -13.6 315 2 268.0 268.0 264.1 269.3 0.45 7 850 1397 -12.7 -28.7 25 16.0 -15.2 45 4 272.8 272.9 267.4 274.1 0.42 8 762 2225 -15.7 -31.7 24 16.0 -18.0 39 10 278.3 278.3 270.8 279.4 0.35 9 730 2548 -17.5 -28.5 38 11.0 -19.2 37 13 279.7 279.8 271.9 281.3 0.50 10 700 2861 -18.7 -31.7 31 13.0 -20.5 35 15 281.8 281.8 272.9 283.0 0.38 11 690 2968 -18.9 -39.9 14 21.0 -21.1 35 15 282.7 282.7 273.1 283.3 0.17 12 616 3803 -24.3 -46.3 11 22.0 -26.0 35 19 285.8 285.9 274.6 286.2 0.10 13 591 4103 -26.3 -32.3 57 6.0 -27.0 35 21 286.9 287.0 275.7 288.3 0.43 14 585 4177 -26.7 -35.7 42 9.0 -27.6 35 21 287.3 287.3 275.8 288.3 0.31 15 583 4201 -26.7 -32.7 57 6.0 -27.4 35 21 287.6 287.6 276.1 288.9 0.42 16 580 4239 -26.9 -50.9 8 24.0 -28.4 35 21 287.8 287.8 275.6 288.0 0.06 17 578 4264 -27.1 -49.1 11 22.0 -28.5 35 21 287.8 287.8 275.7 288.1 0.08 18 548 4645 -30.1 -47.1 17 17.0 -31.2 35 23 288.7 288.7 276.2 289.0 0.10 19 546 4671 -30.3 -40.3 37 10.0 -31.1 35 23 288.7 288.8 276.3 289.4 0.21 20 535 4815 -31.5 -38.5 50 7.0 -32.1 35 24 289.0 289.0 276.6 289.8 0.26 21 527 4921 -32.5 -45.5 26 13.0 -33.3 35 24 289.0 289.1 276.4 289.5 0.12 22 524 4962 -32.9 -36.3 72 3.4 -33.2 35 24 289.0 289.1 276.7 290.1 0.33 23 523 4975 -32.9 -35.3 79 2.4 -33.1 35 25 289.2 289.2 276.8 290.4 0.36 24 520 5015 -33.1 -39.1 55 6.0 -33.6 35 25 289.4 289.5 276.7 290.2 0.25 25 500 5290 -34.5 -39.5 60 5.0 -34.9 35 26 291.0 291.0 277.6 291.8 0.25 26 478 5604 -35.7 -39.8 66 4.1 -36.0 35 25 293.3 293.3 278.7 294.1 0.25 27 467 5766 -36.9 -40.4 70 3.5 -37.1 35 25 293.7 293.8 278.9 294.5 0.24 28 461 5855 -37.5 -47.5 35 10.0 -38.0 35 25 294.1 294.1 278.9 294.5 0.11 29 427 6380 -41.7 -45.4 67 3.7 -41.9 35 24 295.2 295.3 279.4 295.8 0.15 30 400 6820 -44.5 -50.5 51 6.0 -44.7 35 23 297.2 297.2 280.2 297.5 0.09 31 357 7569 -50.7 -58.7 38 8.0 -50.8 39 21 298.7 298.7 280.8 298.8 0.04 32 340 7885 -53.1 -57.4 59 4.3 -53.2 41 21 299.6 299.6 281.2 299.8 0.05 33 327 8134 -55.1 -59.7 57 4.6 -55.2 42 20 300.2 300.2 281.5 300.3 0.04 34 301 8659 -57.9 -61.8 61 3.9 -57.9 45 19 303.4 303.4 282.8 303.6 0.03 35 300 8680 -57.9 -61.9 60 4.0 -57.9 45 19 303.7 303.7 283.0 303.8 0.03 36 298 8722 -58.1 -62.5 57 4.4 -58.2 43 19 304.0 304.0 283.1 304.1 0.03 37 283 9047 -58.3 -68.3 27 10.0 -58.4 29 17 308.3 308.3 284.7 308.3 0.01 38 250 9820 -61.9 -67.9 45 6.0 -62.0 355 13 314.0 314.0 286.8 314.1 0.02 39 249 9845 -61.9 -67.9 45 6.0 -62.0 355 12 314.4 314.4 286.9 314.5 0.02 40 242 10021 -60.9 -73.9 16 13.0 -61.0 17 11 318.5 318.5 288.2 318.5 0.01 41 230 10336 -61.7 -75.7 14 14.0 -61.8 57 10 321.9 321.9 289.3 321.9 0.01 42 200 11200 -61.7 -79.7 7 18.0 -61.8 165 7 335.1 335.1 293.1 335.1 0.00 43 150 12990 -61.1 -84.1 3 23.0 -61.3 200 13 364.8 364.8 299.6 364.8 0.00 44 100 15500 -62.3 -86.3 3 24.0 -62.5 215 23 407.4 407.4 306.2 407.4 0.00 45 70 17690 -66.1 -88.1 3 22.0 -66.3 250 9 443.0 443.0 310.2 443.0 0.00 46 50 19710 -68.7 -88.7 4 20.0 -68.9 270 11 481.6 481.6 313.6 481.6 0.00 47 30 22760 -70.1 -91.1 3 21.0 -70.4 350 17 553.5 553.5 318.3 553.6 0.00 48 20 25150 -73.1 -93.1 3 20.0 -73.3 340 31 612.4 612.4 321.2 612.4 0.00 TRP 249 9845 -61.9 -67.9 45 6.0 -62.0 355 12 314.4 314.4 286.9 314.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5138.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 27.93 % Est. max temperature: -0.19 C = 31.65 F Sfc-Lift cond lev (LCL): 916.35 mb = 821.89 m = 2696.47 ft T: -11.28 C 700-500 lapse rate: 6.50 C/km Conv cond level (CCL): 528.38 mb = 4902.96 m = 16085.62 ft Mean mixing ratio: 0.48 g/kg Conv temperature: 16.87 C = 62.36 F Cap Strength: 19.44 C Lifted Index: 20.50 C Risk: None Lifted Index @300 mb: 26.63 C Lifted Index @700 mb: 14.97 C Showalter Index: 14.08 C Risk: None Total Totals Index: 27.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 5.80 C K Index: -19.90 Risk: None Sweat Index: 34.00 Risk: None Energy Index: 3.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.38 J/kg Max Up Vert Vel: 9.10 m/s Conv Inhibition (B-): 47873.87 J/kg Cap Strength: 20.05 C Lift Cond Lev (LCL): 758.48 mb = 2260.23 m = 7415.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 65 at 11 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 1012 69 0 0 -0.0 -0.0 | 245 11 9.9 4.6 1 1000 152 105 1 -1.0 0.3 | 241 10 8.9 4.9 2 925 750 315 2 1.4 -1.4 | 254 12 11.3 3.2 3 850 1397 45 4 -2.8 -2.8 | 256 7 7.1 1.8 4 700 2861 35 15 -8.6 -12.3 | 350 8 1.3 -7.7 5 500 5290 35 26 -14.9 -21.3 | 17 17 -5.0 -16.7 6 400 6820 35 23 -13.2 -18.8 | 13 15 -3.3 -14.2 7 300 8680 45 19 -13.4 -13.4 | 22 9 -3.5 -8.8 8 250 9820 355 13 1.1 -13.0 | 307 14 11.0 -8.3 9 249 9845 355 12 1.0 -12.0 | 304 13 10.9 -7.3 10 200 11200 165 7 -1.8 6.8 | 215 14 8.1 11.4 11 150 12990 200 13 4.4 12.2 | 220 22 14.3 16.8 12 100 15500 215 23 13.2 18.8 | 225 33 23.1 23.5 13 70 17690 250 9 8.5 3.1 | 247 20 18.3 7.7 14 50 19710 270 11 11.0 -0.0 | 257 21 20.9 4.6 15 30 22760 350 17 3.0 -16.7 | 313 18 12.8 -12.1 16 20 25150 340 31 10.6 -29.1 | 320 32 20.5 -24.5 Wind Parameters Mean winds (0-6000m): 34.9 at 14.6 knts Storm direction: 64.9 at 10.9 knts Shear (0-3000m) pos: 0.8 neg: 2.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 110.1 deg Storm rel helicity (0-3000m) pos: 23.6 neg: -3.0 tot: 20.6 m^2/s^2 ave: 6.9 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.75 Bulk Shear: 23.66 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 41 1 248 10| 1.7 0.0 1.7| 5.3 -1.7 3.6 7.2 0.41| 3.6 1.5 1000 343 2 254 11| 0.9 0.7 1.5| 9.3 -1.8 7.6 7.6 0.40| 3.6 1.4 1500 22 2 255 9| 1.5 0.4 2.0| 10.7 -3.0 7.7 5.1 0.27| 3.8 1.0 2000 33 4 258 8| 1.2 1.3 2.4| 15.2 -3.0 12.2 6.1 0.42| 3.8 1.6 2500 35 5 266 7| 0.9 1.8 2.7| 19.8 -3.0 16.8 6.7 0.52| 3.8 2.0 3000 35 7 278 6| 0.8 2.0 2.8| 23.6 -3.0 20.6 6.9 0.54| 3.7 2.0 4000 35 9 305 5| 0.6 2.1 2.7| 30.2 -3.0 27.2 6.8 0.54| 3.4 1.8 5000 35 12 332 6| 0.5 2.1 2.6| 36.7 -3.0 33.7 6.7 0.51| 3.2 1.6 6000 35 15 348 7| 0.4 1.7 2.1| 38.0 -5.1 32.9 5.5 0.47| 2.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20251204.11.gif