UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042511.upa.cvt Date: 1100Z 25 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 25 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 1024 12 -20.9 -24.1 75 3.2 -21.3 165 1 250.5 250.6 250.3 252.0 0.53 1 1009 121 -17.7 -18.5 93 0.8 -17.9 169 2 254.8 254.9 254.8 257.1 0.88 2 995 226 -17.7 -19.3 87 1.6 -18.0 173 3 255.8 255.9 255.5 258.1 0.83 3 985 301 -16.3 -18.7 82 2.4 -16.7 175 3 258.0 258.1 257.4 260.4 0.89 4 955 535 -12.5 -20.5 51 8.0 -14.0 184 5 264.1 264.2 262.0 266.3 0.78 5 946 607 -12.3 -21.3 47 9.0 -13.9 186 5 265.0 265.1 262.6 267.1 0.74 6 924 786 -11.1 -21.1 43 10.0 -13.0 193 7 268.0 268.2 264.8 270.2 0.77 7 910 903 -11.7 -21.7 43 10.0 -13.6 197 7 268.6 268.7 265.1 270.7 0.74 8 850 1422 -13.7 -22.7 47 9.0 -15.3 215 11 271.8 271.9 267.3 273.9 0.73 9 793 1948 -15.5 -23.5 50 8.0 -16.9 240 12 275.3 275.4 269.6 277.5 0.72 10 777 2102 -14.5 -23.5 46 9.0 -16.2 247 12 278.0 278.1 271.2 280.2 0.74 11 745 2421 -14.5 -38.5 11 24.0 -17.4 263 12 281.4 281.4 272.3 282.0 0.18 12 740 2472 -14.7 -34.7 16 20.0 -17.4 265 12 281.7 281.7 272.6 282.6 0.27 13 730 2575 -15.3 -23.3 50 8.0 -16.8 270 13 282.1 282.3 273.8 284.6 0.80 14 700 2891 -16.7 -24.7 50 8.0 -18.1 285 13 284.0 284.1 274.7 286.2 0.74 15 637 3595 -20.7 -29.7 44 9.0 -22.0 282 16 287.2 287.3 276.0 288.8 0.51 16 619 3807 -21.9 -28.9 53 7.0 -22.9 281 17 288.2 288.3 276.6 290.0 0.57 17 587 4196 -24.5 -34.5 39 10.0 -25.6 280 19 289.6 289.6 277.0 290.7 0.35 18 576 4334 -24.9 -35.9 35 11.0 -26.1 279 20 290.7 290.7 277.5 291.7 0.31 19 521 5058 -29.9 -47.9 16 18.0 -31.1 276 24 293.1 293.1 278.3 293.5 0.10 20 500 5350 -31.9 -42.9 33 11.0 -32.7 275 25 294.1 294.2 279.0 294.7 0.17 21 426 6456 -40.7 -52.7 26 12.0 -41.2 275 36 296.7 296.7 280.0 296.9 0.07 22 416 6616 -41.9 -48.9 46 7.0 -42.2 275 37 297.2 297.2 280.3 297.6 0.11 23 411 6698 -42.5 -49.5 46 7.0 -42.8 275 38 297.4 297.5 280.4 297.8 0.10 24 400 6880 -42.9 -55.9 23 13.0 -43.3 275 40 299.2 299.2 281.1 299.4 0.05 25 384 7155 -43.9 -61.9 12 18.0 -44.3 275 44 301.4 301.4 282.0 301.5 0.02 26 318 8408 -49.5 -65.5 14 16.0 -49.8 275 62 310.4 310.4 285.5 310.4 0.02 27 314 8491 -49.6 -66.5 12 16.9 -49.9 275 62 311.4 311.4 285.8 311.4 0.02 28 300 8790 -49.9 -69.9 8 20.0 -50.2 280 54 315.0 315.0 287.1 315.1 0.01 29 279 9263 -48.7 -79.7 2 31.0 -49.1 280 51 323.4 323.4 289.8 323.4 0.00 30 250 9980 -48.7 -77.7 2 29.0 -49.1 280 46 333.7 333.7 292.7 333.7 0.00 31 221 10792 -48.3 -81.3 1 33.0 -48.8 280 40 346.3 346.3 295.8 346.3 0.00 32 200 11450 -48.1 -81.1 1 33.0 -48.7 280 36 356.6 356.6 298.0 356.6 0.00 33 152 13262 -46.7 -80.7 1 34.0 -47.6 299 24 388.1 388.1 303.5 388.1 0.00 34 150 13350 -47.1 -80.1 1 33.0 -48.0 300 23 388.9 388.9 303.6 388.9 0.00 35 129 14342 -50.3 -82.3 1 32.0 -51.0 298 22 400.3 400.3 305.2 400.3 0.00 36 115 15097 -47.1 -80.1 1 33.0 -48.2 297 22 419.6 419.6 307.7 419.6 0.01 37 101 15955 -48.5 -81.5 1 33.0 -49.6 295 21 432.8 432.8 309.1 432.8 0.01 38 100 16020 -48.5 -81.5 1 33.0 -49.6 295 21 434.0 434.0 309.3 434.0 0.01 39 92 16568 -49.5 -82.5 1 33.0 -50.5 299 19 442.5 442.5 310.1 442.5 0.00 40 78 17656 -46.9 -80.9 1 34.0 -48.5 305 15 469.3 469.3 312.6 469.3 0.01 41 70 18370 -49.1 -82.1 1 33.0 -50.5 310 13 479.3 479.3 313.4 479.4 0.01 42 66 18754 -50.3 -82.3 1 32.0 -51.6 314 12 484.9 484.9 313.8 484.9 0.01 43 57 19716 -47.1 -80.1 1 33.0 -49.1 325 11 512.9 512.9 315.8 513.0 0.01 44 50 20580 -48.1 -81.1 1 33.0 -50.1 335 9 530.1 530.1 316.9 530.2 0.01 45 30 23930 -49.5 -82.5 1 33.0 -52.2 5 9 609.7 609.7 321.0 609.8 0.01 46 20 26600 -50.3 -83.3 1 33.0 -53.7 95 7 682.2 682.2 323.9 682.4 0.02 47 10 31200 -43.7 -78.7 1 35.0 -52.0 180 1 856.4 856.5 328.5 857.3 0.08 48 5.4 35399 -37.3 -74.3 1 37.0 -52.2 1050.0 1050.1 332.0 1053.8 0.30 TRP 318 8408 -49.5 -65.5 14 16.0 -49.8 275 62 310.4 310.4 285.5 310.4 0.02 WND 314 8491 -49.6 -66.5 12 16.9 -49.9 275 62 311.4 311.4 285.8 311.4 0.02 Sounding variables and indices 1000-500 mb thick: 5161.84 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 43.84 % Est. max temperature: -0.82 C = 30.52 F Sfc-Lift cond lev (LCL): 971.21 mb = 407.59 m = 1337.21 ft T: -14.57 C 700-500 lapse rate: 6.18 C/km ThetaE index: 0.00 C Layer 1024.0-55782952777075916800.0 mb Conv cond level (CCL): 559.78 mb = 4540.07 m = 14895.07 ft Mean mixing ratio: 0.80 g/kg Conv temperature: 20.21 C = 68.38 F Cap Strength: 25.57 C Lifted Index: 26.09 C Risk: None Lifted Index @300 mb: 37.27 C Lifted Index @700 mb: 20.08 C Showalter Index: 16.83 C Risk: None Total Totals Index: 27.40 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 9.20 C K Index: -12.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 4.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 61.42 J/kg Max Up Vert Vel: 11.08 m/s Conv Inhibition (B-): 78783.62 J/kg Cap Strength: 26.01 C Lift Cond Lev (LCL): 894.64 mb = 1032.68 m = 3388.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 12 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 1024 12 165 1 -0.3 1.0 | 122 12 -10.4 6.4 1 850 1422 215 11 6.3 9.0 | 165 15 -3.8 14.5 2 700 2891 285 13 12.6 -3.4 | 229 3 2.4 2.1 3 500 5350 275 25 24.9 -2.2 | 257 15 14.8 3.3 4 400 6880 275 40 39.8 -3.5 | 266 30 29.7 2.0 5 318 8408 275 62 61.8 -5.4 | 270 52 51.6 0.1 6 314 8491 275 62 61.8 -5.4 | 270 52 51.6 0.1 7 300 8790 280 54 53.2 -9.4 | 275 43 43.0 -3.9 8 250 9980 280 46 45.3 -8.0 | 274 35 35.2 -2.5 9 200 11450 280 36 35.5 -6.3 | 272 25 25.3 -0.8 10 150 13350 300 23 19.9 -11.5 | 302 11 9.8 -6.0 11 100 16020 295 21 19.0 -8.9 | 291 10 8.9 -3.4 12 70 18370 310 13 10.0 -8.4 | 3 3 -0.2 -2.9 13 50 20580 335 9 3.8 -8.2 | 67 7 -6.3 -2.7 14 30 23930 5 9 -0.8 -9.0 | 72 11 -10.9 -3.5 15 20 26600 95 7 -7.0 0.6 | 110 18 -17.1 6.1 16 10 31200 180 1 0.0 1.0 | 123 12 -10.1 6.5 Wind Parameters Mean winds (0-6000m): 268.4 at 15.4 knts Storm direction: 298.4 at 11.5 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 113.9 deg Storm rel helicity (0-3000m) pos: 64.1 neg: 0.0 tot: 64.1 m^2/s^2 ave: 21.4 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.66 Bulk Shear: 23.12 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 ------------------------------------------------------------------------------- 500 241 2 130 10| 3.7 0.0 3.7| 11.0 0.0 11.0 22.0 0.85| 3.8 3.2 1000 214 4 140 12| 3.8 0.0 3.8| 26.2 0.0 26.2 26.2 0.92| 4.0 3.6 1500 212 6 148 13| 3.6 0.0 3.6| 43.7 0.0 43.7 29.1 0.93| 4.2 3.9 2000 219 8 155 13| 3.0 0.0 3.0| 54.4 0.0 54.4 27.2 0.86| 4.4 3.8 2500 229 8 161 12| 2.6 0.0 2.6| 60.9 0.0 60.9 24.3 0.79| 4.6 3.6 3000 241 9 168 10| 2.4 0.0 2.4| 64.1 0.0 64.1 21.4 0.75| 4.6 3.5 4000 257 11 183 8| 1.8 0.6 2.5| 66.6 0.0 66.6 16.7 0.69| 4.1 2.8 5000 265 13 203 7| 1.5 1.0 2.5| 67.7 0.0 67.7 13.5 0.61| 3.8 2.3 6000 268 15 221 8| 1.2 1.6 2.8| 75.5 -0.1 75.4 12.6 0.53| 3.9 2.1 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250425.11.gif