UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120623.upa.cvt Date: 2300Z 6 DEC 25 Searching for BGSC... Searching the city database file for: BGSC ... Date:2300Z 6 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 1015 69 -3.7 -5.2 89 1.5 -4.2 220 3 268.3 268.7 268.1 275.2 2.55 1 985 305 -4.3 -5.6 91 1.3 -4.7 270.0 270.4 269.2 276.9 2.55 2 913 899 -7.3 -8.9 88 1.6 -7.8 272.9 273.2 270.4 278.8 2.13 3 881 1175 -9.5 -10.1 95 0.6 -9.7 273.4 273.7 270.5 279.0 2.01 4 878 1201 -8.3 -8.7 97 0.4 -8.4 274.9 275.3 271.8 281.2 2.25 5 850 1452 -9.1 -9.5 97 0.4 -9.2 35 25 276.6 277.0 272.8 282.8 2.18 6 831 1627 -8.7 -9.3 95 0.6 -8.9 278.8 279.2 274.2 285.3 2.27 7 782 2096 -11.1 -12.1 92 1.0 -11.4 281.1 281.5 274.9 286.7 1.93 8 733 2591 -13.1 -14.6 88 1.5 -13.5 284.2 284.5 276.2 289.1 1.68 9 700 2940 -15.7 -17.5 86 1.8 -16.1 75 13 285.1 285.3 276.3 289.2 1.38 10 641 3599 -20.9 -22.9 84 2.0 -21.2 286.5 286.6 276.3 289.4 0.95 11 590 4207 -25.5 -28.1 79 2.6 -25.9 288.0 288.1 276.6 290.0 0.64 12 500 5390 -33.9 -37.0 73 3.1 -34.1 205 11 291.7 291.8 278.0 292.8 0.32 13 406 6811 -45.3 -50.3 57 5.0 -45.4 294.9 294.9 279.1 295.2 0.09 14 400 6910 -45.7 -50.6 58 4.9 -45.9 220 23 295.6 295.6 279.5 295.9 0.09 15 333 8106 -53.9 -59.9 48 6.0 -54.0 300.3 300.3 281.5 300.4 0.04 16 300 8770 -57.3 -64.3 41 7.0 -57.4 275 27 304.6 304.6 283.2 304.7 0.02 17 250 9910 -62.9 -68.9 44 6.0 -63.0 290 25 312.6 312.6 286.2 312.6 0.01 18 247 9984 -63.3 -69.3 44 6.0 -63.3 290 23 313.0 313.0 286.4 313.1 0.01 19 216 10813 -61.5 -67.5 45 6.0 -61.6 328.1 328.1 291.2 328.2 0.02 20 200 11290 -61.7 -67.7 45 6.0 -61.8 280 17 335.1 335.1 293.1 335.1 0.02 21 177 12045 -60.7 -66.7 45 6.0 -60.8 348.6 348.6 296.4 348.7 0.03 22 165 12480 -60.3 -67.3 39 7.0 -60.4 356.3 356.4 298.0 356.5 0.03 23 150 13070 -61.9 -71.9 25 10.0 -62.0 260 23 363.4 363.4 299.4 363.5 0.02 24 110 14987 -64.9 -91.9 1 27.0 -65.0 391.5 391.5 304.0 391.5 0.00 25 101 15509 -65.5 -91.5 2 26.0 -65.7 400.0 400.0 305.2 400.0 0.00 26 100 15570 -65.7 -91.7 2 26.0 -65.8 260 31 400.8 400.8 305.3 400.8 0.00 27 70 17730 -67.1 -92.1 2 25.0 -67.2 290 27 440.8 440.8 310.0 440.8 0.00 28 50 19760 -68.5 -92.5 2 24.0 -68.7 285 23 482.1 482.1 313.6 482.1 0.00 29 30 22770 -75.7 -97.7 2 22.0 -75.8 300 44 538.3 538.3 317.4 538.3 0.00 TRP 247 9984 -63.3 -69.3 44 6.0 -63.3 290 23 313.0 313.0 286.4 313.1 0.01 WND 23 305 62 Sounding variables and indices 1000-500 mb thick: 5203.81 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 85.89 % Est. max temperature: 3.71 C = 38.68 F Sfc-Lift cond lev (LCL): 991.13 mb = 256.29 m = 840.84 ft T: -4.18 C 700-500 lapse rate: 7.43 C/km ThetaE index: 0.00 C Layer 1015.0-7490422784.0 mb Conv cond level (CCL): 911.75 mb = 909.27 m = 2983.13 ft Mean mixing ratio: 2.41 g/kg Conv temperature: 0.90 C = 33.61 F Cap Strength: 10.02 C Lifted Index: 12.13 C Risk: None Lifted Index @300 mb: 19.32 C Lifted Index @700 mb: 9.01 C Showalter Index: 7.86 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 24.40 C K Index: 13.50 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.70 J/kg Max Up Vert Vel: 5.23 m/s Conv Inhibition (B-): 39706.95 J/kg Cap Strength: 12.07 C Lift Cond Lev (LCL): 942.27 mb = 651.89 m = 2138.71 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 23 30369 305 62 50.8 -35.6 1 1015 69 220 3 1.9 2.3 2 850 1452 35 25 -14.3 -20.5 3 700 2940 75 13 -12.6 -3.4 4 500 5390 205 11 4.6 10.0 5 400 6910 220 23 14.8 17.6 6 300 8770 275 27 26.9 -2.4 7 250 9910 290 25 23.5 -8.6 8 247 9984 290 23 21.6 -7.9 9 200 11290 280 17 16.7 -3.0 10 150 13070 260 23 22.7 4.0 11 100 15570 260 31 30.5 5.4 12 70 17730 290 27 25.4 -9.2 13 50 19760 285 23 22.2 -6.0 14 30 22770 300 44 38.1 -22.0 Wind Parameters Energy-Hel index: -0.86 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.20251206.23.gif