UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042723.upa.cvt Date: 2300Z 27 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 27 APR 25 Station: BGDH WMO ident: 4320 Latitude: 76.77 Longitude: -18.67 Elevation: 12.00 ------------------------------------------------------------------------------- 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 1021 12 -13.1 -15.4 83 2.3 -13.6 310 3 258.5 258.7 258.3 261.5 1.13 1 995 209 -12.7 -12.9 98 0.2 -12.8 289 4 260.8 261.0 260.7 264.6 1.42 2 983 302 -11.5 -11.5 100 0.0 -11.5 279 4 262.9 263.2 262.7 267.3 1.61 3 909 903 -10.9 -14.5 75 3.6 -11.8 215 7 269.5 269.7 266.9 273.3 1.36 4 850 1416 -13.3 -14.9 88 1.6 -13.7 160 9 272.2 272.4 268.8 276.2 1.41 5 789 1980 -14.9 -18.0 77 3.1 -15.6 150 9 276.4 276.6 271.0 279.8 1.17 6 776 2105 -13.3 -18.2 67 4.9 -14.4 148 9 279.4 279.6 272.8 282.8 1.17 7 767 2194 -12.7 -17.6 67 4.9 -13.9 147 9 281.0 281.2 273.8 284.7 1.25 8 755 2314 -11.9 -26.9 28 15.0 -14.6 145 9 283.1 283.2 273.9 284.8 0.56 9 734 2530 -12.1 -20.1 51 8.0 -13.9 141 9 285.2 285.4 275.8 288.4 1.05 10 700 2891 -12.7 -40.7 8 28.0 -16.3 135 9 288.4 288.4 276.1 288.9 0.16 11 686 3045 -13.5 -40.5 8 27.0 -17.0 144 9 289.2 289.2 276.5 289.7 0.16 12 637 3603 -17.1 -44.1 8 27.0 -20.0 176 7 291.3 291.3 277.5 291.7 0.12 13 588 4199 -19.9 -48.9 6 29.0 -22.5 210 5 294.8 294.8 279.1 295.1 0.08 14 555 4624 -22.9 -33.9 36 11.0 -24.4 235 3 296.1 296.2 280.2 297.4 0.39 15 500 5380 -28.1 -40.1 31 12.0 -29.3 280 1 298.8 298.8 281.1 299.6 0.23 16 465 5899 -31.5 -39.5 45 8.0 -32.2 285 5 300.8 300.9 282.1 301.7 0.27 17 453 6084 -33.3 -34.9 85 1.6 -33.5 287 6 300.8 300.9 282.3 302.3 0.44 18 429 6466 -35.5 -48.5 25 13.0 -36.2 290 9 302.7 302.7 282.7 303.1 0.11 19 400 6950 -39.5 -45.5 53 6.0 -39.8 295 13 303.7 303.7 283.1 304.2 0.16 20 326 8313 -50.5 -55.5 55 5.0 -50.6 309 12 306.8 306.8 284.2 307.0 0.06 21 300 8850 -53.5 -61.5 37 8.0 -53.7 315 11 309.9 309.9 285.4 310.1 0.03 22 267 9592 -56.1 -67.1 24 11.0 -56.2 300 11 316.6 316.7 287.6 316.7 0.02 23 250 10010 -54.9 -68.9 16 14.0 -55.1 295 11 324.4 324.4 290.1 324.5 0.01 24 232 10492 -53.7 -81.7 2 28.0 -54.0 298 9 333.3 333.3 292.6 333.3 0.00 25 221 10807 -51.9 -82.9 1 31.0 -52.2 301 8 340.7 340.7 294.5 340.7 0.00 26 200 11460 -50.3 -83.3 1 33.0 -50.8 305 5 353.1 353.1 297.3 353.1 0.00 27 166 12682 -47.1 -80.1 1 33.0 -47.9 282 6 377.8 377.8 301.9 377.8 0.00 28 150 13350 -48.5 -81.5 1 33.0 -49.3 270 7 386.5 386.5 303.3 386.5 0.00 29 101 15945 -49.5 -82.5 1 33.0 -50.5 353 11 430.9 430.9 308.9 430.9 0.00 30 100 16010 -49.3 -82.3 1 33.0 -50.3 355 11 432.5 432.5 309.1 432.5 0.00 31 88 16848 -50.7 -82.7 1 32.0 -51.7 341 10 445.8 445.8 310.4 445.8 0.00 32 70 18350 -48.5 -81.5 1 33.0 -50.0 315 9 480.6 480.6 313.5 480.7 0.01 33 50 20560 -48.5 -81.5 1 33.0 -50.5 35 3 529.2 529.2 316.9 529.2 0.01 34 30 23920 -48.7 -81.7 1 33.0 -51.6 40 3 611.9 611.9 321.2 612.0 0.02 35 25 25125 -46.3 -80.3 1 34.0 -50.3 27 2 651.5 651.5 322.7 651.7 0.03 36 20 26600 -48.5 -81.5 1 33.0 -52.4 10 1 687.7 687.7 324.0 687.9 0.03 37 14 28942 -49.9 -82.9 1 33.0 -54.4 18 6 756.8 756.8 326.1 757.1 0.03 38 10 31180 -42.5 -77.5 1 35.0 -51.4 25 11 860.9 861.0 328.7 861.9 0.10 39 7.0 33611 -38.5 -74.5 1 36.0 -51.2 969.9 970.0 330.7 972.6 0.23 TRP 267 9592 -56.1 -67.1 24 11.0 -56.2 300 11 316.6 316.7 287.6 316.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5209.46 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 46.45 % Est. max temperature: -0.31 C = 31.45 F Sfc-Lift cond lev (LCL): 983.67 mb = 296.39 m = 972.40 ft T: -11.57 C 700-500 lapse rate: 6.19 C/km ThetaE index: 0.00 C Layer 1021.0--2648116578746368.0 mb Conv cond level (CCL): 995.00 mb = 208.78 m = 684.96 ft Mean mixing ratio: 1.45 g/kg Conv temperature: -10.74 C = 12.67 F Cap Strength: 24.37 C Lifted Index: 25.67 C Risk: None Lifted Index @300 mb: 29.98 C Lifted Index @700 mb: 19.74 C Showalter Index: 18.81 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 13.20 C K Index: -28.10 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 4.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.51 J/kg Max Up Vert Vel: 8.55 m/s Conv Inhibition (B-): 85846.45 J/kg Cap Strength: 25.64 C Lift Cond Lev (LCL): 950.32 mb = 561.25 m = 1841.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 182 at 5 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 1021 12 310 3 2.3 -1.9 | 341 7 2.2 -6.5 1 850 1416 160 9 -3.1 8.5 | 141 5 -3.2 3.9 2 700 2891 135 9 -6.4 6.4 | 106 7 -6.5 1.8 3 500 5380 280 1 1.0 -0.2 | 350 5 0.8 -4.7 4 400 6950 295 13 11.8 -5.5 | 311 15 11.6 -10.0 5 300 8850 315 11 7.8 -7.8 | 328 14 7.6 -12.3 6 267 9592 300 11 9.5 -5.5 | 317 14 9.4 -10.0 7 250 10010 295 11 10.0 -4.6 | 313 13 9.8 -9.2 8 200 11460 305 5 4.1 -2.9 | 332 8 4.0 -7.4 9 150 13350 270 7 7.0 -0.0 | 303 8 6.9 -4.5 10 100 16010 355 11 1.0 -11.0 | 357 16 0.8 -15.5 11 70 18350 315 9 6.4 -6.4 | 330 13 6.2 -10.9 12 50 20560 35 3 -1.7 -2.5 | 15 7 -1.9 -7.0 13 30 23920 40 3 -1.9 -2.3 | 17 7 -2.1 -6.8 14 20 26600 10 1 -0.2 -1.0 | 3 6 -0.3 -5.5 15 10 31180 25 11 -4.6 -10.0 | 18 15 -4.8 -14.5 Wind Parameters Mean winds (0-6000m): 151.7 at 6.0 knts Storm direction: 181.7 at 4.5 knts Shear (0-3000m) pos: 0.1 neg: 2.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 131.2 deg Storm rel helicity (0-3000m) pos: 1.0 neg: -25.3 tot: -24.2 m^2/s^2 ave: -8.1 10^-3 m/s^2 rel: -0.86 Storm rel vorticity (0-3000m) horiz: 3.7 stream: -3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 10.22 Bulk Shear: 3.57 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 93 4 43 6| 0.0 4.2 4.2| 0.0 -7.3 -7.3 -14.5 -0.97| 4.5 -4.3 1000 159 5 96 2| 0.0 4.4 4.4| 0.0 -14.0 -14.0 -14.0 -0.94| 5.4 -5.1 1500 171 6 145 2| 0.0 4.0 4.0| 0.0 -20.3 -20.3 -13.6 -0.94| 5.9 -5.5 2000 164 7 135 3| 0.0 3.1 3.1| 0.0 -22.1 -22.1 -11.0 -0.94| 4.8 -4.5 2500 158 7 128 4| 0.0 2.5 2.5| 0.0 -24.0 -24.0 -9.6 -0.94| 4.1 -3.8 3000 153 8 122 4| 0.1 2.0 2.1| 1.0 -25.3 -24.2 -8.1 -0.86| 3.7 -3.2 4000 155 7 125 4| 1.0 1.5 2.5| 5.8 -25.3 -19.5 -4.9 -0.43| 3.8 -1.6 5000 152 7 113 4| 1.0 1.2 2.3| 9.4 -25.3 -15.9 -3.2 -0.24| 3.6 -0.9 6000 152 6 105 3| 1.2 1.0 2.2| 10.7 -30.2 -19.5 -3.2 -0.26| 3.5 -0.9 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250427.23.gif