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 BGBW... Searching the city database file for: BGBW ... Date:2300Z 8 DEC 25 Station: BGBW WMO ident: 4270 Latitude: 61.18 Longitude: -45.42 Elevation: 26.00 ------------------------------------------------------------------------------- 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 991 26 6.6 -11.4 26 18.0 0.5 45 33 280.5 280.7 274.1 285.1 1.61 1 956 314 3.6 -12.4 30 16.0 -1.6 52 32 280.3 280.6 273.9 284.8 1.54 2 908 723 0.2 -13.8 34 14.0 -4.1 62 31 281.0 281.2 274.1 285.2 1.45 3 887 907 -0.9 -14.9 34 14.0 -5.0 67 30 281.7 282.0 274.4 285.7 1.35 4 872 1041 -1.9 -14.9 36 13.0 -5.7 70 30 282.1 282.3 274.6 286.1 1.38 5 850 1241 -1.3 -15.3 34 14.0 -5.5 75 29 284.8 285.0 276.0 288.9 1.37 6 762 2100 -7.7 -16.7 48 9.0 -10.1 95 20 286.9 287.1 277.2 291.0 1.36 7 700 2754 -12.3 -17.3 66 5.0 -13.6 110 13 288.9 289.1 278.2 293.1 1.40 8 666 3132 -15.5 -19.0 74 3.5 -16.3 110 13 289.4 289.6 278.3 293.3 1.28 9 650 3316 -14.1 -19.1 66 5.0 -15.3 110 13 293.0 293.2 280.0 297.0 1.30 10 626 3601 -15.9 -22.9 55 7.0 -17.4 110 13 294.1 294.3 280.1 297.2 0.97 11 612 3771 -16.9 -23.9 55 7.0 -18.3 110 13 294.9 295.0 280.3 297.8 0.91 12 578 4197 -20.7 -25.5 65 4.8 -21.6 110 13 295.3 295.4 280.4 297.9 0.83 13 523 4927 -27.1 -28.5 88 1.4 -27.3 110 13 296.2 296.3 280.6 298.4 0.70 14 500 5250 -29.3 -33.2 69 3.9 -29.7 110 13 297.3 297.4 280.8 298.9 0.47 15 483 5494 -31.5 -36.5 61 5.0 -32.0 113 14 297.6 297.6 280.8 298.7 0.35 16 400 6790 -42.9 -47.8 59 4.9 -43.1 130 17 299.2 299.3 281.2 299.7 0.13 17 391 6944 -42.5 -48.5 52 6.0 -42.8 127 18 301.7 301.7 282.3 302.1 0.12 18 365 7406 -46.3 -50.2 64 3.9 -46.4 119 20 302.6 302.7 282.6 303.0 0.11 19 337 7935 -48.9 -58.9 30 10.0 -49.1 109 22 306.1 306.1 283.9 306.2 0.04 20 323 8212 -51.1 -55.0 63 3.9 -51.2 104 23 306.8 306.8 284.2 307.0 0.07 21 300 8690 -54.7 -58.7 61 4.0 -54.8 95 25 308.2 308.3 284.7 308.4 0.05 22 250 9840 -61.9 -66.4 55 4.5 -61.9 70 33 314.0 314.0 286.8 314.1 0.02 23 240 10091 -63.7 -67.3 61 3.6 -63.7 85 31 315.0 315.0 287.1 315.1 0.02 24 231 10326 -63.3 -66.3 67 3.0 -63.3 91 28 319.1 319.1 288.5 319.2 0.02 25 214 10798 -60.9 -68.9 34 8.0 -61.0 104 23 329.9 329.9 291.7 329.9 0.02 26 209 10945 -60.9 -70.9 26 10.0 -61.0 108 22 332.1 332.1 292.3 332.2 0.01 27 200 11220 -59.1 -71.1 20 12.0 -59.2 115 19 339.2 339.2 294.1 339.2 0.01 28 191 11508 -57.7 -74.7 10 17.0 -57.9 122 19 345.9 345.9 295.7 346.0 0.01 29 184 11743 -58.3 -78.3 6 20.0 -58.5 128 18 348.7 348.7 296.3 348.7 0.00 30 178 11950 -59.7 -81.7 4 22.0 -59.9 133 18 349.7 349.7 296.5 349.7 0.00 31 172 12165 -56.7 -77.7 5 21.0 -56.9 139 18 358.1 358.1 298.3 358.1 0.01 32 171 12202 -56.7 -78.7 5 22.0 -56.9 140 18 358.7 358.7 298.4 358.7 0.00 33 150 13030 -56.5 -83.5 2 27.0 -56.8 160 17 372.7 372.7 301.1 372.7 0.00 34 143 13333 -55.3 -85.3 1 30.0 -55.6 166 18 380.0 380.0 302.2 380.0 0.00 35 101 15537 -57.5 -87.5 1 30.0 -57.9 214 23 415.4 415.4 307.2 415.5 0.00 36 100 15600 -56.9 -86.9 1 30.0 -57.3 215 23 417.8 417.8 307.4 417.8 0.00 37 70 17860 -56.7 -86.7 1 30.0 -57.3 215 29 463.1 463.1 312.0 463.1 0.00 38 50 19980 -58.1 -88.1 1 30.0 -58.8 220 38 506.6 506.6 315.4 506.6 0.00 39 38 21717 -55.5 -86.5 1 31.0 -56.8 236 46 554.5 554.6 318.3 554.6 0.01 40 33 22606 -60.3 -89.3 1 29.0 -61.1 244 49 564.6 564.7 318.9 564.7 0.00 41 30 23200 -60.1 -89.1 1 29.0 -61.0 250 52 580.8 580.8 319.7 580.8 0.00 42 20 25720 -59.5 -89.5 1 30.0 -60.9 255 48 654.0 654.0 322.9 654.1 0.01 43 15 27511 -63.3 -92.3 1 29.0 -64.4 261 59 697.5 697.5 324.3 697.5 0.00 44 10 29980 -68.3 -95.3 1 27.0 -69.2 270 75 764.6 764.6 326.3 764.6 0.00 45 6.0 33062 -66.0 -93.9 1 28.0 -67.8 270 103 894.9 894.9 329.3 895.0 0.01 46 5.9 33164 -65.9 -93.9 1 28.0 -67.8 899.6 899.6 329.4 899.6 0.01 TRP 240 10091 -63.7 -67.3 61 3.6 -63.7 85 31 315.0 315.0 287.1 315.1 0.02 WND 6.0 33062 -66.0 -93.9 1 28.0 -67.8 270 103 894.9 894.9 329.3 895.0 0.01 Sounding variables and indices 1000-500 mb thick: 5224.00 m Freezing level: 904.18 mb = 756.34 m = 2481.39 ft Wetbulb zero: 982.66 mb = 93.75 m = 307.56 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 54.98 % Est. max temperature: 11.11 C = 52.00 F Sfc-Lift cond lev (LCL): 749.84 mb = 2224.21 m = 7297.20 ft T: -8.57 C 700-500 lapse rate: 6.81 C/km ThetaE index: 0.34 C Layer 956.0- 908.0 mb Conv cond level (CCL): 598.98 mb = 3931.23 m = 12897.59 ft Mean mixing ratio: 1.51 g/kg Conv temperature: 21.14 C = 70.05 F Cap Strength: 10.33 C Lifted Index: 10.64 C Risk: None Lifted Index @300 mb: 16.44 C Lifted Index @700 mb: 6.66 C Showalter Index: 7.77 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 28.00 C Cross Totals Index: 14.00 C K Index: 7.70 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 2.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.27 J/kg Max Up Vert Vel: 2.56 m/s Conv Inhibition (B-): 74546.27 J/kg Cap Strength: 10.44 C Lift Cond Lev (LCL): 737.56 mb = 2351.47 m = 7714.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 at 14 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 ---------------------------------------------------------- 0 991 26 45 33 -23.3 -23.3 | 20 32 -11.0 -29.8 1 850 1241 75 29 -28.0 -7.5 | 48 21 -15.7 -14.0 2 700 2754 110 13 -12.2 4.4 | 356 2 0.1 -2.0 3 500 5250 110 13 -12.2 4.4 | 356 2 0.1 -2.0 4 400 6790 130 17 -13.0 10.9 | 171 4 -0.7 4.4 5 300 8690 95 25 -24.9 2.2 | 71 13 -12.6 -4.3 6 250 9840 70 33 -31.0 -11.3 | 46 26 -18.7 -17.8 7 240 10091 85 31 -30.9 -2.7 | 64 21 -18.5 -9.2 8 200 11220 115 19 -17.2 8.0 | 108 5 -4.9 1.5 9 150 13030 160 17 -5.8 16.0 | 215 12 6.5 9.5 10 100 15600 215 23 13.2 18.8 | 244 28 25.5 12.4 11 70 17860 215 29 16.6 23.8 | 239 34 29.0 17.3 12 50 19980 220 38 24.4 29.1 | 238 43 36.8 22.6 13 30 23200 250 52 48.9 17.8 | 260 62 61.2 11.3 14 20 25720 255 48 46.4 12.4 | 264 59 58.7 5.9 15 10 29980 270 75 75.0 -0.0 | 274 88 87.3 -6.5 Wind Parameters Mean winds (0-6000m): 87.7 at 18.6 knts Storm direction: 117.7 at 13.9 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): -23.9 deg Storm rel helicity (0-3000m) pos: 101.0 neg: -2.9 tot: 98.1 m^2/s^2 ave: 32.7 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 59.89 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 49 32 23 30| 7.3 0.0 7.3| 43.3 0.0 43.3 86.6 0.78| 7.3 5.7 1000 56 31 30 28| 7.1 0.0 7.1| 77.4 0.0 77.4 77.4 0.77| 7.2 5.5 1500 62 30 35 25| 6.7 0.0 6.7| 96.5 0.0 96.5 64.3 0.67| 7.2 4.9 2000 67 29 38 23| 6.3 0.0 6.3|100.9 0.0 100.9 50.5 0.54| 7.2 3.9 2500 70 26 39 20| 5.9 0.0 5.9|101.0 -1.5 99.5 39.8 0.41| 7.1 2.9 3000 73 24 39 17| 5.1 0.0 5.1|101.0 -2.9 98.1 32.7 0.32| 6.4 2.1 4000 79 22 39 14| 3.8 0.0 3.8|101.0 -2.9 98.1 24.5 0.32| 4.8 1.6 5000 83 20 39 11| 3.1 0.0 3.1|101.0 -2.9 98.1 19.6 0.32| 3.8 1.2 6000 88 19 41 10| 2.8 0.0 2.8|101.4 -2.9 98.5 16.4 0.35| 3.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251208.23.gif