UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042811.upa.cvt Date: 1100Z 28 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 28 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 1016 12 -12.5 -15.1 81 2.6 -13.0 325 5 259.5 259.7 259.2 262.6 1.16 1 995 172 -12.1 -12.5 97 0.4 -12.2 308 7 261.4 261.7 261.3 265.4 1.47 2 989 219 -10.7 -10.7 100 0.0 -10.7 303 7 263.3 263.6 263.1 267.9 1.71 3 979 297 -9.7 -10.8 92 1.1 -10.0 295 8 265.1 265.3 264.4 269.7 1.71 4 956 482 -8.7 -13.4 69 4.7 -9.9 276 10 267.9 268.1 265.9 271.8 1.42 5 927 721 -8.3 -12.4 72 4.1 -9.4 250 13 270.7 270.9 268.1 275.1 1.59 6 906 899 -9.7 -13.2 76 3.5 -10.6 232 15 271.0 271.2 268.2 275.2 1.52 7 865 1256 -12.3 -14.8 82 2.5 -12.9 194 19 271.9 272.1 268.5 275.8 1.40 8 850 1390 -11.7 -16.3 69 4.6 -12.8 180 21 273.9 274.1 269.6 277.5 1.26 9 840 1481 -10.9 -20.9 44 10.0 -13.0 181 20 275.7 275.8 270.0 278.2 0.86 10 830 1573 -9.9 -20.9 40 11.0 -12.3 182 19 277.7 277.8 271.3 280.2 0.87 11 808 1780 -10.5 -24.5 31 14.0 -13.2 185 17 279.2 279.3 271.8 281.1 0.65 12 791 1943 -9.9 -17.9 52 8.0 -11.8 187 16 281.5 281.7 274.0 285.0 1.18 13 775 2101 -10.7 -17.7 56 7.0 -12.4 190 14 282.3 282.5 274.5 285.9 1.23 14 765 2200 -10.9 -16.9 61 6.0 -12.4 191 13 283.1 283.4 275.1 287.1 1.33 15 700 2880 -12.7 -41.7 7 29.0 -16.3 200 7 288.4 288.4 276.1 288.9 0.14 16 695 2935 -12.9 -42.9 6 30.0 -16.6 201 7 288.8 288.8 276.3 289.2 0.12 17 661 3315 -14.5 -44.5 6 30.0 -17.9 207 7 291.2 291.2 277.4 291.5 0.11 18 644 3511 -16.1 -32.1 24 16.0 -18.6 210 7 291.5 291.6 278.0 292.8 0.40 19 637 3593 -16.7 -38.7 13 22.0 -19.5 211 6 291.8 291.8 277.9 292.5 0.21 20 631 3664 -16.7 -45.7 6 29.0 -19.8 212 6 292.5 292.6 278.1 292.9 0.10 21 587 4202 -20.1 -51.1 5 31.0 -22.7 221 6 294.7 294.7 279.0 294.9 0.06 22 550 4681 -23.3 -52.3 5 29.0 -25.5 229 6 296.4 296.4 279.8 296.6 0.05 23 500 5370 -28.5 -33.5 62 5.0 -29.1 240 5 298.3 298.4 281.3 299.8 0.45 24 488 5544 -29.9 -34.9 62 5.0 -30.4 247 5 298.7 298.7 281.3 300.0 0.40 25 470 5812 -30.5 -47.5 17 17.0 -31.7 257 6 301.1 301.2 282.0 301.5 0.11 26 426 6505 -36.1 -44.1 44 8.0 -36.7 283 8 302.6 302.6 282.7 303.2 0.18 27 400 6940 -39.7 -47.7 42 8.0 -40.1 300 9 303.4 303.4 283.0 303.9 0.13 28 326 8303 -50.3 -56.3 49 6.0 -50.4 318 10 307.1 307.1 284.3 307.3 0.06 29 308 8671 -52.9 -58.9 48 6.0 -53.0 323 11 308.5 308.5 284.8 308.6 0.04 30 300 8840 -53.9 -61.9 37 8.0 -54.0 325 11 309.4 309.4 285.1 309.5 0.03 31 270 9517 -55.9 -69.9 16 14.0 -56.1 305 7 315.9 315.9 287.4 316.0 0.01 32 250 10010 -54.5 -71.5 11 17.0 -54.7 300 3 325.0 325.0 290.3 325.1 0.01 33 234 10436 -52.7 -78.7 3 26.0 -53.0 303 4 334.0 334.0 292.8 334.0 0.00 34 221 10806 -51.7 -83.7 1 32.0 -52.1 306 5 341.0 341.0 294.6 341.0 0.00 35 206 11265 -48.1 -81.1 1 33.0 -48.7 309 6 353.6 353.6 297.4 353.6 0.00 36 200 11460 -48.7 -81.7 1 33.0 -49.3 310 7 355.7 355.7 297.8 355.7 0.00 37 164 12763 -47.1 -81.1 1 34.0 -47.9 300 8 379.1 379.1 302.1 379.1 0.00 38 150 13350 -47.9 -80.9 1 33.0 -48.7 295 9 387.5 387.5 303.4 387.5 0.00 39 104 15763 -49.7 -82.7 1 33.0 -50.6 340 7 426.9 426.9 308.5 426.9 0.00 40 101 15955 -49.5 -82.5 1 33.0 -50.5 344 7 430.9 430.9 308.9 430.9 0.00 41 100 16020 -49.3 -82.3 1 33.0 -50.3 345 7 432.5 432.5 309.1 432.5 0.00 42 70 18370 -47.5 -80.5 1 33.0 -49.1 290 9 482.8 482.8 313.7 482.8 0.01 43 50 20580 -47.7 -80.7 1 33.0 -49.8 100 3 531.1 531.1 317.0 531.1 0.01 44 40 22048 -49.9 -82.9 1 33.0 -52.0 122 2 560.5 560.5 318.7 560.6 0.01 45 30 23940 -47.5 -80.5 1 33.0 -50.7 150 1 615.1 615.2 321.3 615.3 0.02 46 27 24638 -46.5 -80.5 1 34.0 -50.3 124 4 636.8 636.8 322.2 636.9 0.02 47 20 26620 -48.7 -81.7 1 33.0 -52.5 50 11 687.1 687.1 324.0 687.3 0.03 48 13 29465 -46.7 -80.7 1 34.0 -52.6 784.1 784.1 326.8 784.5 0.05 TRP 270 9517 -55.9 -69.9 16 14.0 -56.1 305 7 315.9 315.9 287.4 316.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5236.29 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 38.05 % Est. max temperature: -0.04 C = 31.93 F Sfc-Lift cond lev (LCL): 974.19 mb = 335.41 m = 1100.40 ft T: -9.49 C 700-500 lapse rate: 6.35 C/km Conv cond level (CCL): 613.98 mb = 3867.73 m = 12689.25 ft Mean mixing ratio: 1.51 g/kg Conv temperature: 21.55 C = 70.79 F Cap Strength: 22.38 C Lifted Index: 23.16 C Risk: None Lifted Index @300 mb: 27.76 C Lifted Index @700 mb: 17.57 C Showalter Index: 17.42 C Risk: None Total Totals Index: 29.00 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: 12.20 C K Index: -28.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.36 J/kg Max Up Vert Vel: 9.63 m/s Conv Inhibition (B-): 64037.16 J/kg Cap Strength: 23.16 C Lift Cond Lev (LCL): 922.71 mb = 757.21 m = 2484.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 at 7 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 1016 12 325 5 2.9 -4.1 | 16 9 -2.6 -8.7 1 850 1390 180 21 0.0 21.0 | 162 17 -5.4 16.4 2 700 2880 200 7 2.4 6.6 | 123 4 -3.0 2.0 3 500 5370 240 5 4.3 2.5 | 28 2 -1.1 -2.1 4 400 6940 300 9 7.8 -4.5 | 345 9 2.4 -9.1 5 300 8840 325 11 6.3 -9.0 | 356 14 0.9 -13.6 6 270 9517 305 7 5.7 -4.0 | 358 9 0.3 -8.6 7 250 10010 300 3 2.6 -1.5 | 25 7 -2.8 -6.1 8 200 11460 310 7 5.4 -4.5 | 0 9 -0.1 -9.1 9 150 13350 295 9 8.2 -3.8 | 342 9 2.7 -8.4 10 100 16020 345 7 1.8 -6.8 | 18 12 -3.6 -11.4 11 70 18370 290 9 8.5 -3.1 | 339 8 3.0 -7.7 12 50 20580 100 3 -3.0 0.5 | 64 9 -8.4 -4.1 13 30 23940 150 1 -0.5 0.9 | 58 7 -5.9 -3.8 14 20 26620 50 11 -8.4 -7.1 | 50 18 -13.9 -11.7 Wind Parameters Mean winds (0-6000m): 199.6 at 9.5 knts Storm direction: 229.6 at 7.1 knts Shear (0-3000m) pos: 2.3 neg: 4.1 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 105.5 deg Storm rel helicity (0-3000m) pos: 1.4 neg: -92.3 tot: -90.9 m^2/s^2 ave: -30.3 10^-3 m/s^2 rel: -0.72 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -6.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.53 Bulk Shear: 13.14 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 ------------------------------------------------------------------------------- 500 129 7 90 11| 0.0 9.0 9.0| 0.0 -20.1 -20.1 -40.2 -0.98| 9.6 -9.4 1000 178 11 136 8| 0.0 9.5 9.5| 0.0 -46.9 -46.9 -46.9 -0.97| 12.0-11.6 1500 188 14 158 9| 0.0 8.2 8.2| 0.6 -86.6 -86.0 -57.3 -0.89| 13.0-11.6 2000 187 15 159 10| 1.3 6.2 7.5| 1.4 -86.8 -85.4 -42.7 -0.78| 11.1 -8.7 2500 187 14 159 10| 2.1 4.9 7.0| 1.4 -89.4 -87.9 -35.2 -0.73| 9.9 -7.2 3000 187 13 156 9| 2.3 4.1 6.5| 1.4 -92.3 -90.9 -30.3 -0.72| 8.9 -6.4 4000 190 12 154 8| 2.0 3.1 5.1| 1.4 -92.9 -91.5 -22.9 -0.72| 6.9 -4.9 5000 194 10 152 6| 1.8 2.5 4.2| 1.4 -93.6 -92.2 -18.4 -0.72| 5.7 -4.1 6000 200 10 153 5| 1.7 2.1 3.8| 1.4 -95.4 -94.0 -15.7 -0.72| 5.1 -3.7 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250428.11.gif