UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042011.upa.cvt Date: 1100Z 20 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:1100Z 20 APR 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 1007 26 7.8 -9.2 29 17.0 1.7 50 27 280.4 280.7 274.5 285.8 1.89 1 972 311 5.2 -11.8 28 17.0 -0.4 57 27 280.6 280.9 274.1 285.2 1.59 2 946 528 3.2 -12.8 30 16.0 -1.9 63 27 280.8 281.0 274.1 285.2 1.51 3 902 907 1.4 -14.6 29 16.0 -3.5 73 27 282.8 283.0 275.0 286.8 1.36 4 850 1376 -0.9 -17.9 26 17.0 -5.7 85 27 285.2 285.4 275.9 288.5 1.10 5 775 2104 -7.1 -19.1 38 12.0 -10.1 71 22 286.2 286.4 276.4 289.5 1.09 6 755 2307 -8.9 -19.9 41 11.0 -11.6 67 21 286.4 286.5 276.4 289.5 1.04 7 700 2887 -13.5 -20.5 56 7.0 -15.1 55 17 287.5 287.7 277.0 290.8 1.07 8 637 3594 -20.5 -22.1 87 1.6 -20.8 62 16 287.4 287.6 276.9 290.6 1.02 9 626 3722 -21.5 -22.6 91 1.1 -21.7 63 16 287.7 287.9 277.0 290.8 0.99 10 587 4194 -23.1 -26.4 74 3.3 -23.7 68 16 291.2 291.3 278.4 293.6 0.75 11 548 4694 -25.7 -29.5 70 3.8 -26.2 73 16 293.9 294.0 279.5 295.8 0.61 12 500 5350 -31.5 -33.3 84 1.8 -31.7 80 15 294.6 294.7 279.6 296.1 0.46 13 462 5905 -35.9 -36.5 94 0.6 -36.0 82 18 295.9 295.9 280.0 297.1 0.36 14 400 6890 -44.3 -48.5 63 4.2 -44.5 85 23 297.4 297.4 280.4 297.8 0.12 15 361 7568 -49.9 -55.9 49 6.0 -50.0 108 17 298.8 298.8 280.9 299.0 0.05 16 340 7958 -51.9 -56.9 55 5.0 -52.0 122 13 301.2 301.2 281.9 301.4 0.05 17 325 8252 -50.1 -66.1 14 16.0 -50.4 132 10 307.6 307.6 284.4 307.7 0.02 18 300 8770 -53.5 -66.5 19 13.0 -53.7 150 5 309.9 309.9 285.3 310.0 0.02 19 294 8900 -54.5 -67.5 19 13.0 -54.6 135 7 310.3 310.3 285.4 310.4 0.01 20 250 9950 -51.9 -78.9 3 27.0 -52.2 105 7 328.9 328.9 291.4 328.9 0.00 21 231 10464 -49.7 -82.7 1 33.0 -50.1 121 7 339.8 339.8 294.3 339.8 0.00 22 219 10814 -48.5 -81.5 1 33.0 -49.0 132 7 346.8 346.8 295.9 346.9 0.00 23 200 11410 -48.7 -81.7 1 33.0 -49.3 150 7 355.7 355.7 297.8 355.7 0.00 24 166 12633 -49.9 -82.9 1 33.0 -50.5 163 8 373.1 373.1 301.1 373.1 0.00 25 150 13300 -47.7 -80.7 1 33.0 -48.5 170 9 387.9 387.9 303.5 387.9 0.00 26 135 13999 -46.1 -80.1 1 34.0 -47.1 166 10 402.6 402.6 305.6 402.6 0.00 27 119 14841 -45.3 -79.3 1 34.0 -46.6 161 11 418.8 418.8 307.6 418.9 0.01 28 101 15934 -46.3 -80.3 1 34.0 -47.6 155 13 437.0 437.0 309.6 437.1 0.01 29 100 16000 -46.1 -80.1 1 34.0 -47.5 155 13 438.7 438.7 309.7 438.7 0.01 30 70 18370 -47.9 -80.9 1 33.0 -49.5 50 7 481.9 481.9 313.6 482.0 0.01 31 50 20580 -49.9 -82.9 1 33.0 -51.6 210 5 525.9 525.9 316.6 525.9 0.01 32 46 21124 -50.3 -82.3 1 32.0 -52.1 190 6 537.6 537.6 317.4 537.7 0.01 33 30 23920 -49.1 -82.1 1 33.0 -51.9 90 9 610.8 610.8 321.1 610.9 0.02 34 20 26570 -49.9 -82.9 1 33.0 -53.4 95 7 683.4 683.4 323.9 683.6 0.02 35 17 27633 -50.3 -82.3 1 32.0 -54.1 93 9 714.7 714.7 324.9 714.9 0.03 36 10 31130 -46.5 -80.5 1 34.0 -53.5 85 15 846.0 846.0 328.3 846.6 0.06 37 6.1 34464 -39.3 -75.3 1 36.0 -52.3 1005.4 1005.5 331.3 1008.2 0.23 TRP 294 8900 -54.5 -67.5 19 13.0 -54.6 135 7 310.3 310.3 285.4 310.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5267.73 m Freezing level: 870.35 mb = 1192.50 m = 3912.35 ft Wetbulb zero: 979.45 mb = 249.76 m = 819.42 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 54.40 % Est. max temperature: 12.29 C = 54.11 F Sfc-Lift cond lev (LCL): 774.65 mb = 2107.45 m = 6914.13 ft T: -7.13 C 700-500 lapse rate: 7.31 C/km ThetaE index: 0.66 C Layer 972.0- 902.0 mb Conv cond level (CCL): 672.68 mb = 3185.19 m = 10449.99 ft Mean mixing ratio: 1.57 g/kg Conv temperature: 14.94 C = 58.89 F Cap Strength: 8.09 C Lifted Index: 8.09 C Risk: None Lifted Index @300 mb: 17.26 C Lifted Index @700 mb: 5.11 C Showalter Index: 5.83 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.60 C Cross Totals Index: 13.60 C K Index: 5.70 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 1.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.55 J/kg Max Up Vert Vel: 3.89 m/s Conv Inhibition (B-): 78086.86 J/kg Cap Strength: 8.08 C Lift Cond Lev (LCL): 739.99 mb = 2460.95 m = 8073.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 100 at 15 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 1007 26 50 27 -20.7 -17.4 | 17 21 -6.0 -20.0 1 850 1376 85 27 -26.9 -2.4 | 68 13 -12.2 -5.0 2 700 2887 55 17 -13.9 -9.8 | 356 12 0.8 -12.4 3 500 5350 80 15 -14.8 -2.6 | 1 5 -0.1 -5.3 4 400 6890 85 23 -22.9 -2.0 | 60 9 -8.2 -4.7 5 300 8770 150 5 -2.5 4.3 | 262 12 12.2 1.7 6 294 8900 135 7 -4.9 4.9 | 257 10 9.7 2.3 7 250 9950 105 7 -6.8 1.8 | 276 8 7.9 -0.8 8 200 11410 150 7 -3.5 6.1 | 253 12 11.2 3.4 9 150 13300 170 9 -1.6 8.9 | 245 15 13.1 6.2 10 100 16000 155 13 -5.5 11.8 | 225 13 9.2 9.1 11 70 18370 50 7 -5.4 -4.5 | 307 12 9.3 -7.1 12 50 20580 210 5 2.5 4.3 | 264 17 17.2 1.7 13 30 23920 90 9 -9.0 0.0 | 295 6 5.7 -2.6 14 20 26570 95 7 -7.0 0.6 | 285 8 7.7 -2.0 15 10 31130 85 15 -14.9 -1.3 | 4 4 -0.2 -4.0 Wind Parameters Mean winds (0-6000m): 70.2 at 19.9 knts Storm direction: 100.2 at 14.9 knts Shear (0-3000m) pos: 2.5 neg: 2.2 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): -19.7 deg Storm rel helicity (0-3000m) pos: 62.1 neg: -46.5 tot: 15.6 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.64 Bulk Shear: 11.73 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 55 27 22 20| 6.3 0.0 6.3| 26.2 0.0 26.2 52.4 0.84| 6.3 5.3 1000 62 27 31 18| 6.2 0.0 6.2| 49.2 0.0 49.2 49.2 0.86| 6.3 5.4 1500 69 27 40 16| 5.0 0.0 5.0| 61.9 -3.7 58.2 38.8 0.74| 6.0 4.4 2000 71 26 42 15| 3.8 1.4 5.1| 61.9 -20.7 41.1 20.6 0.33| 5.8 2.0 2500 71 25 40 14| 3.0 2.1 5.1| 61.9 -36.1 25.8 10.3 0.10| 5.7 0.6 3000 70 24 36 13| 2.5 2.2 4.7| 62.1 -46.5 15.6 5.2 -0.01| 5.4 -0.1 4000 68 22 28 12| 2.3 1.7 3.9| 63.9 -46.5 17.4 4.3 0.00| 4.4 0.0 5000 69 21 24 11| 2.1 1.3 3.4| 64.3 -46.5 17.8 3.6 0.01| 3.8 0.0 6000 70 20 23 10| 1.9 1.1 3.1| 69.3 -46.6 22.7 3.8 0.09| 3.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250420.11.gif