UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:2300Z 8 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 1009 69 -7.5 -9.7 84 2.2 -8.1 10 17 265.0 265.3 264.5 269.8 1.81 1 979 304 -6.3 -8.3 86 2.0 -6.9 268.5 268.8 267.4 274.1 2.08 2 906 905 -9.1 -9.4 98 0.3 -9.2 271.6 272.0 269.5 277.3 2.07 3 872 1199 -11.1 -11.2 99 0.1 -11.1 272.5 272.8 269.7 277.7 1.86 4 850 1394 -11.5 -11.7 98 0.2 -11.6 85 13 274.1 274.4 270.7 279.2 1.83 5 824 1632 -12.3 -12.5 98 0.2 -12.3 275.7 276.0 271.6 280.7 1.77 6 775 2100 -13.3 -17.4 71 4.1 -14.3 279.5 279.7 273.0 283.2 1.26 7 769 2159 -13.7 -18.3 68 4.6 -14.7 279.7 279.9 273.0 283.1 1.17 8 761 2238 -13.7 -15.2 88 1.5 -14.1 280.5 280.8 274.0 285.0 1.54 9 739 2461 -15.5 -24.5 46 9.0 -17.1 280.9 281.1 272.9 283.1 0.71 10 700 2867 -19.1 -20.3 90 1.2 -19.3 135 13 281.3 281.5 273.8 284.6 1.09 11 684 3038 -20.5 -21.1 95 0.6 -20.6 281.6 281.8 273.9 284.7 1.04 12 669 3202 -21.7 -22.2 96 0.5 -21.8 282.1 282.3 274.0 285.0 0.96 13 655 3358 -20.1 -24.6 67 4.5 -20.9 285.6 285.7 275.6 288.0 0.79 14 634 3598 -21.7 -28.7 53 7.0 -22.7 286.5 286.6 275.7 288.2 0.56 15 610 3881 -23.5 -28.3 65 4.8 -24.2 287.6 287.7 276.4 289.5 0.61 16 584 4198 -26.3 -29.5 74 3.2 -26.7 287.9 288.0 276.5 289.7 0.57 17 554 4576 -29.1 -31.6 79 2.5 -29.4 289.0 289.0 276.9 290.5 0.49 18 500 5300 -34.9 -37.5 77 2.6 -35.1 210 23 290.5 290.5 277.4 291.5 0.30 19 458 5906 -39.9 -42.5 76 2.6 -40.1 291.6 291.7 277.8 292.3 0.20 20 400 6820 -45.3 -49.5 63 4.2 -45.4 235 19 296.1 296.1 279.8 296.5 0.10 21 367 7390 -49.5 -52.9 67 3.4 -49.6 297.9 297.9 280.6 298.2 0.08 22 354 7626 -49.7 -53.4 65 3.7 -49.8 300.7 300.7 281.7 301.0 0.08 23 315 8380 -55.9 -58.2 75 2.3 -55.9 302.3 302.3 282.4 302.5 0.05 24 300 8690 -56.7 -67.7 24 11.0 -56.8 240 36 305.4 305.4 283.6 305.5 0.01 25 264 9498 -59.7 -68.7 30 9.0 -59.8 240 33 312.4 312.4 286.2 312.5 0.01 26 250 9840 -60.1 -69.1 30 9.0 -60.2 240 25 316.7 316.7 287.7 316.8 0.01 27 214 10808 -59.7 -73.7 15 14.0 -59.8 331.7 331.7 292.2 331.8 0.01 28 200 11230 -59.5 -76.5 9 17.0 -59.6 230 13 338.5 338.5 294.0 338.6 0.01 29 161 12594 -58.3 -81.3 4 23.0 -58.5 362.2 362.2 299.1 362.2 0.00 30 150 13040 -58.9 -84.9 2 26.0 -59.1 260 25 368.6 368.6 300.3 368.6 0.00 31 149 13082 -58.7 -84.7 2 26.0 -58.9 369.7 369.7 300.5 369.7 0.00 32 101 15499 -62.1 -91.1 1 29.0 -62.3 406.6 406.6 306.1 406.6 0.00 33 100 15560 -62.5 -91.5 1 29.0 -62.7 245 23 407.0 407.0 306.1 407.0 0.00 34 70 17750 -64.5 -92.5 1 28.0 -64.7 265 36 446.4 446.4 310.5 446.4 0.00 35 50 19790 -68.1 -95.1 1 27.0 -68.3 265 38 483.0 483.0 313.7 483.0 0.00 36 30 22810 -72.9 -98.9 1 26.0 -73.0 275 71 545.9 545.9 317.9 545.9 0.00 37 20 25160 -75.7 -100.7 1 25.0 -75.9 290 79 604.5 604.5 320.8 604.5 0.00 38 10 29140 -79.3 -103.3 1 24.0 -79.5 290 83 723.5 723.5 325.1 723.5 0.00 TRP 264 9498 -59.7 -68.7 30 9.0 -59.8 240 33 312.4 312.4 286.2 312.5 0.01 WND 7.0 300 104 Sounding variables and indices 1000-500 mb thick: 5161.33 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 80.50 % Est. max temperature: 1.00 C = 33.80 F Sfc-Lift cond lev (LCL): 974.15 mb = 342.21 m = 1122.72 ft T: -6.48 C 700-500 lapse rate: 6.49 C/km ThetaE index: 1.92 C Layer 739.0- 700.0 mb Conv cond level (CCL): 894.84 mb = 999.79 m = 3280.10 ft Mean mixing ratio: 2.04 g/kg Conv temperature: -0.54 C = 31.02 F Cap Strength: 12.60 C Lifted Index: 13.30 C Risk: None Lifted Index @300 mb: 21.85 C Lifted Index @700 mb: 7.72 C Showalter Index: 9.61 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 23.20 C K Index: 10.50 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.01 J/kg Max Up Vert Vel: 6.33 m/s Conv Inhibition (B-): 55591.84 J/kg Cap Strength: 13.23 C Lift Cond Lev (LCL): 935.63 mb = 655.02 m = 2148.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 7 39839 300 104 90.1 -52.0 1 1009 69 10 17 -3.0 -16.7 2 850 1394 85 13 -13.0 -1.1 3 700 2867 135 13 -9.2 9.2 4 500 5300 210 23 11.5 19.9 5 400 6820 235 19 15.6 10.9 6 300 8690 240 36 31.2 18.0 7 264 9498 240 33 28.6 16.5 8 250 9840 240 25 21.7 12.5 9 200 11230 230 13 10.0 8.4 10 150 13040 260 25 24.6 4.3 11 100 15560 245 23 20.8 9.7 12 70 17750 265 36 35.9 3.1 13 50 19790 265 38 37.9 3.3 14 30 22810 275 71 70.7 -6.2 15 20 25160 290 79 74.2 -27.0 16 10 29140 290 83 78.0 -28.4 Wind Parameters Energy-Hel index: -1.25 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//BGSC/skewt/BGSC.skewt.20251208.23.gif