UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120723.upa.cvt Date: 2300Z 7 DEC 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 7 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 999 26 6.6 -9.4 31 16.0 0.9 50 19 279.8 280.1 274.1 285.2 1.87 1 964 313 5.2 -11.8 28 17.0 -0.5 54 22 281.3 281.6 274.5 286.0 1.60 2 944 481 4.2 -11.8 30 16.0 -1.2 57 23 282.0 282.2 274.9 286.7 1.64 3 895 904 0.2 -12.8 37 13.0 -3.9 64 27 282.2 282.4 275.0 286.8 1.59 4 850 1308 -3.1 -13.1 46 10.0 -6.1 70 31 282.9 283.2 275.5 287.7 1.64 5 768 2101 -9.3 -15.3 62 6.0 -10.9 80 34 284.5 284.8 276.2 289.0 1.51 6 700 2809 -15.5 -16.8 90 1.3 -15.8 90 36 285.3 285.6 276.5 289.7 1.46 7 677 3060 -17.3 -18.0 94 0.7 -17.4 90 36 286.0 286.3 276.7 290.1 1.37 8 672 3115 -17.7 -18.2 96 0.5 -17.8 90 36 286.2 286.4 276.8 290.3 1.36 9 649 3376 -16.7 -23.7 55 7.0 -18.1 90 35 290.2 290.4 278.1 292.9 0.87 10 630 3598 -18.9 -24.9 59 6.0 -20.0 90 35 290.2 290.3 278.0 292.7 0.80 11 581 4194 -24.1 -27.4 74 3.3 -24.6 90 34 290.9 291.0 278.2 293.1 0.69 12 511 5116 -31.3 -33.1 84 1.8 -31.5 90 33 293.0 293.1 278.9 294.5 0.46 13 500 5270 -32.3 -34.4 82 2.1 -32.5 90 33 293.7 293.7 279.1 295.0 0.41 14 497 5312 -32.5 -34.6 81 2.1 -32.7 94 32 293.9 294.0 279.2 295.3 0.41 15 476 5616 -34.1 -38.8 62 4.7 -34.5 126 28 295.6 295.6 279.8 296.5 0.28 16 458 5887 -31.5 -47.5 19 16.0 -32.6 155 24 302.1 302.1 282.4 302.5 0.11 17 400 6830 -39.1 -50.1 30 11.0 -39.6 255 11 304.2 304.2 283.2 304.5 0.10 18 334 8047 -46.9 -51.0 63 4.1 -47.0 174 14 309.6 309.6 285.3 310.0 0.11 19 300 8750 -52.5 -58.5 48 6.0 -52.6 125 15 311.3 311.4 285.9 311.5 0.05 20 265 9543 -58.3 -63.3 53 5.0 -58.4 142 20 314.1 314.1 286.8 314.2 0.03 21 250 9910 -59.3 -65.3 46 6.0 -59.4 150 23 317.9 317.9 288.1 318.0 0.02 22 238 10216 -61.3 -68.3 39 7.0 -61.4 170 17 319.4 319.4 288.6 319.5 0.02 23 217 10787 -61.7 -71.7 25 10.0 -61.8 151 17 327.3 327.3 291.0 327.4 0.01 24 200 11290 -62.7 -72.7 25 10.0 -62.8 135 17 333.5 333.5 292.7 333.5 0.01 25 182 11879 -58.9 -75.9 9 17.0 -59.1 146 15 348.8 348.8 296.4 348.8 0.01 26 170 12307 -61.1 -81.1 5 20.0 -61.3 155 14 352.0 352.0 297.1 352.0 0.00 27 150 13090 -59.5 -83.5 3 24.0 -59.7 170 11 367.6 367.6 300.1 367.6 0.00 28 101 15577 -56.7 -86.7 1 30.0 -57.1 209 11 417.0 417.0 307.3 417.0 0.00 29 100 15640 -56.9 -86.9 1 30.0 -57.3 210 11 417.8 417.8 307.4 417.8 0.00 30 70 17900 -55.5 -86.5 1 31.0 -56.2 225 17 465.7 465.7 312.3 465.7 0.00 31 50 20030 -57.7 -87.7 1 30.0 -58.5 250 31 507.5 507.5 315.5 507.5 0.00 32 34 22447 -60.7 -89.7 1 29.0 -61.4 269 38 558.8 558.8 318.6 558.8 0.00 33 30 23230 -58.5 -88.5 1 30.0 -59.6 275 40 585.2 585.2 319.9 585.2 0.01 34 28 23663 -58.7 -88.7 1 30.0 -59.8 276 43 596.3 596.3 320.5 596.3 0.01 35 20 25750 -63.7 -91.7 1 28.0 -64.6 280 60 641.2 641.2 322.3 641.2 0.00 36 16 27116 -66.5 -94.5 1 28.0 -67.2 285 72 674.3 674.3 323.6 674.3 0.00 37 10 29980 -65.1 -93.1 1 28.0 -66.4 295 97 776.5 776.5 326.7 776.6 0.01 38 9.0 30621 -65.6 -93.6 1 28.0 -67.0 295 101 798.2 798.2 327.2 798.3 0.01 39 7.6 31647 -66.5 -94.5 1 28.0 -67.9 834.3 834.3 328.1 834.3 0.01 TRP 238 10216 -61.3 -68.3 39 7.0 -61.4 170 17 319.4 319.4 288.6 319.5 0.02 WND 9.0 30621 -65.6 -93.6 1 28.0 -67.0 295 101 798.2 798.2 327.2 798.3 0.01 Sounding variables and indices 1000-500 mb thick: 5244.00 m Freezing level: 892.27 mb = 928.17 m = 3045.14 ft Wetbulb zero: 976.63 mb = 208.02 m = 682.46 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 62.84 % Est. max temperature: 9.69 C = 49.44 F Sfc-Lift cond lev (LCL): 779.96 mb = 1980.22 m = 6496.71 ft T: -8.36 C 700-500 lapse rate: 6.83 C/km Conv cond level (CCL): 702.26 mb = 2784.41 m = 9135.08 ft Mean mixing ratio: 1.66 g/kg Conv temperature: 12.06 C = 53.71 F Cap Strength: 6.36 C Lifted Index: 6.76 C Risk: None Lifted Index @300 mb: 17.79 C Lifted Index @700 mb: 2.64 C Showalter Index: 5.65 C Risk: None Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.20 C Cross Totals Index: 19.20 C K Index: 14.80 Risk: None Sweat Index: 95.00 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.10 J/kg Max Up Vert Vel: 4.27 m/s Conv Inhibition (B-): 61473.75 J/kg Cap Strength: 6.63 C Lift Cond Lev (LCL): 742.99 mb = 2353.86 m = 7722.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 116 at 24 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 ---------------------------------------------------------- 0 999 26 50 19 -14.6 -12.2 | 343 23 6.7 -22.4 1 850 1308 70 31 -29.1 -10.6 | 21 22 -7.9 -20.8 2 700 2809 90 36 -36.0 0.0 | 55 18 -14.8 -10.2 3 500 5270 90 33 -33.0 0.0 | 49 16 -11.8 -10.2 4 400 6830 255 11 10.6 2.8 | 283 33 31.9 -7.4 5 300 8750 125 15 -12.3 8.6 | 280 9 9.0 -1.6 6 250 9910 150 23 -11.5 19.9 | 225 14 9.7 9.7 7 238 10216 170 17 -3.0 16.7 | 250 19 18.3 6.5 8 200 11290 135 17 -12.0 12.0 | 259 9 9.2 1.8 9 150 13090 170 11 -1.9 10.8 | 268 19 19.3 0.6 10 100 15640 210 11 5.5 9.5 | 272 27 26.7 -0.7 11 70 17900 225 17 12.0 12.0 | 267 33 33.3 1.8 12 50 20030 250 31 29.1 10.6 | 270 50 50.4 0.4 13 30 23230 275 40 39.8 -3.5 | 283 63 61.1 -13.7 14 20 25750 280 60 59.1 -10.4 | 284 83 80.3 -20.7 15 10 29980 295 97 87.9 -41.0 | 295 121 109.2 -51.2 Wind Parameters Mean winds (0-6000m): 85.7 at 31.4 knts Storm direction: 115.7 at 23.6 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 71.4 deg Storm rel helicity (0-3000m) pos: 152.0 neg: -0.7 tot: 151.3 m^2/s^2 ave: 50.4 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.26 Bulk Shear: 35.51 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 57 21 351 22| 5.7 0.0 5.7| 33.6 0.0 33.6 67.2 1.00| 5.7 5.6 1000 60 24 358 22| 5.8 0.0 5.8| 68.6 0.0 68.6 68.6 1.00| 5.9 5.8 1500 64 26 5 22| 5.5 0.0 5.5| 98.4 0.0 98.4 65.6 0.99| 5.7 5.6 2000 68 28 12 21| 5.0 0.0 5.0|119.4 0.0 119.4 59.7 0.98| 5.3 5.2 2500 71 29 18 20| 4.7 0.0 4.7|140.2 0.0 140.2 56.1 0.97| 5.2 5.0 3000 75 30 23 20| 4.2 0.0 4.2|152.0 -0.7 151.3 50.4 0.96| 4.8 4.6 4000 79 31 31 19| 3.1 0.2 3.3|152.0 -4.0 148.0 37.0 0.89| 3.7 3.3 5000 82 32 35 18| 2.5 0.3 2.8|152.0 -7.3 144.7 28.9 0.83| 3.1 2.6 6000 86 31 39 16| 3.0 0.2 3.2|233.8 -7.9 225.9 37.7 0.78| 6.1 4.8 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20251207.23.gif