UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102123.upa.cvt Date: 2300Z 21 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 21 OCT 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 1017 12 -7.7 -13.7 62 6.0 -9.2 265 3 264.2 264.4 263.0 267.7 1.30 1 1006 97 -6.7 -13.7 57 7.0 -8.4 270 4 266.0 266.2 264.4 269.6 1.32 2 980 300 -7.9 -13.9 62 6.0 -9.4 280 5 266.8 267.0 265.0 270.5 1.33 3 931 698 -8.3 -12.9 69 4.6 -9.5 302 8 270.3 270.6 267.7 274.5 1.52 4 907 899 -9.5 -13.1 75 3.6 -10.4 313 9 271.1 271.4 268.2 275.4 1.53 5 867 1245 -12.5 -14.3 86 1.8 -12.9 332 12 271.5 271.7 268.4 275.6 1.45 6 859 1316 -12.5 -14.2 87 1.7 -12.9 336 12 272.2 272.5 268.9 276.4 1.48 7 850 1396 -12.3 -14.6 83 2.3 -12.9 340 13 273.3 273.5 269.5 277.4 1.45 8 799 1867 -14.5 -18.0 75 3.5 -15.3 334 13 275.8 276.0 270.6 279.1 1.16 9 775 2097 -15.9 -19.5 74 3.6 -16.6 330 13 276.7 276.9 271.0 279.8 1.05 10 730 2545 -19.7 -25.7 59 6.0 -20.6 324 13 277.3 277.4 270.7 279.3 0.65 11 700 2855 -22.5 -26.5 70 4.0 -23.1 320 13 277.6 277.7 270.8 279.4 0.63 12 632 3595 -28.7 -29.5 93 0.8 -28.8 322 15 278.7 278.8 271.4 280.3 0.52 13 624 3686 -29.5 -30.2 94 0.7 -29.6 322 16 278.8 278.9 271.4 280.4 0.50 14 613 3813 -27.1 -29.2 82 2.1 -27.3 322 16 283.0 283.1 273.9 284.7 0.56 15 600 3967 -27.9 -32.9 62 5.0 -28.5 322 17 283.8 283.9 274.0 285.1 0.40 16 581 4198 -28.9 -39.9 34 11.0 -29.8 323 17 285.3 285.3 274.5 286.0 0.20 17 570 4334 -28.9 -36.9 46 8.0 -29.6 323 18 286.8 286.9 275.5 287.8 0.28 18 515 5053 -33.3 -38.1 62 4.8 -33.7 325 20 290.0 290.0 277.1 290.9 0.28 19 500 5260 -34.5 -42.5 44 8.0 -35.0 325 21 291.0 291.0 277.4 291.6 0.18 20 487 5443 -35.9 -40.7 61 4.8 -36.2 326 22 291.5 291.5 277.7 292.2 0.22 21 474 5630 -37.3 -46.3 39 9.0 -37.8 327 24 292.0 292.0 277.9 292.4 0.13 22 462 5806 -38.7 -41.3 76 2.6 -38.9 329 25 292.4 292.4 278.2 293.1 0.22 23 431 6279 -41.5 -47.5 52 6.0 -41.8 332 29 294.7 294.7 279.1 295.1 0.12 24 415 6534 -43.5 -46.6 71 3.1 -43.6 333 31 295.3 295.4 279.4 295.8 0.14 25 400 6780 -44.7 -51.7 45 7.0 -44.9 335 33 296.9 296.9 280.1 297.2 0.08 26 379 7141 -46.9 -51.6 59 4.7 -47.0 336 34 298.6 298.6 280.8 298.9 0.09 27 342 7819 -50.9 -56.9 49 6.0 -51.0 338 37 302.1 302.1 282.3 302.3 0.05 28 323 8192 -51.9 -61.9 29 10.0 -52.1 339 38 305.7 305.7 283.7 305.8 0.03 29 300 8670 -53.9 -61.9 37 8.0 -54.0 340 40 309.4 309.4 285.1 309.5 0.03 30 291 8865 -54.9 -61.9 42 7.0 -55.0 340 36 310.7 310.7 285.6 310.8 0.03 31 285 8997 -55.1 -62.1 42 7.0 -55.2 341 36 312.2 312.2 286.2 312.3 0.03 32 267 9415 -52.9 -70.9 10 18.0 -53.1 343 37 321.3 321.3 289.2 321.4 0.01 33 250 9840 -51.3 -76.3 4 25.0 -51.7 345 38 329.8 329.8 291.7 329.8 0.00 34 235 10241 -50.3 -76.3 3 26.0 -50.7 344 37 337.2 337.2 293.6 337.2 0.01 35 224 10553 -50.7 -79.7 2 29.0 -51.1 343 37 341.2 341.2 294.6 341.3 0.00 36 216 10789 -50.3 -81.3 1 31.0 -50.7 342 36 345.4 345.4 295.6 345.4 0.00 37 200 11290 -50.1 -83.1 1 33.0 -50.6 340 35 353.4 353.4 297.4 353.4 0.00 38 191 11592 -49.5 -82.5 1 33.0 -50.0 341 34 359.1 359.1 298.5 359.1 0.00 39 150 13170 -51.9 -83.9 1 32.0 -52.4 345 27 380.6 380.6 302.3 380.7 0.00 40 140 13618 -51.1 -83.1 1 32.0 -51.7 343 26 389.6 389.6 303.8 389.6 0.00 41 101 15717 -55.9 -86.9 1 31.0 -56.4 335 19 418.5 418.5 307.6 418.5 0.00 42 100 15780 -55.7 -86.7 1 31.0 -56.2 335 19 420.1 420.1 307.7 420.1 0.00 43 70 18030 -59.1 -89.1 1 30.0 -59.6 355 19 457.9 457.9 311.6 458.0 0.00 44 50 20110 -64.1 -92.1 1 28.0 -64.4 345 27 492.4 492.4 314.4 492.4 0.00 45 30 23220 -66.7 -93.7 1 27.0 -67.1 20 15 562.8 562.8 318.8 562.8 0.00 46 28 23636 -66.1 -94.1 1 28.0 -66.5 19 17 575.7 575.7 319.5 575.7 0.00 47 25 24315 -69.9 -96.9 1 27.0 -70.2 18 19 583.7 583.7 319.9 583.7 0.00 48 20 25640 -69.9 -96.9 1 27.0 -70.3 15 25 622.2 622.2 321.6 622.2 0.00 49 10 29740 -72.5 -98.5 1 26.0 -73.0 10 21 748.9 748.9 325.9 748.9 0.00 50 6.5 32264 -73.7 -98.7 1 25.0 -74.3 842.1 842.1 328.2 842.1 0.00 51 5.7 33037 -70.9 -96.9 1 26.0 -72.0 886.6 886.6 329.1 886.6 0.01 TRP 291 8865 -54.9 -61.9 42 7.0 -55.0 340 36 310.7 310.7 285.6 310.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5116.96 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 68.43 % Est. max temperature: -0.33 C = 31.41 F Sfc-Lift cond lev (LCL): 924.00 mb = 755.81 m = 2479.66 ft T: -8.65 C 700-500 lapse rate: 4.99 C/km ThetaE index: 0.51 C Layer 730.0- 700.0 mb Conv cond level (CCL): 771.66 mb = 2129.80 m = 6987.46 ft Mean mixing ratio: 1.40 g/kg Conv temperature: 4.94 C = 40.88 F Cap Strength: 15.25 C Lifted Index: 15.93 C Risk: None Lifted Index @300 mb: 26.65 C Lifted Index @700 mb: 6.54 C Showalter Index: 11.48 C Risk: None Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 19.90 C K Index: 3.60 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.48 J/kg Max Up Vert Vel: 6.40 m/s Conv Inhibition (B-): 65100.40 J/kg Cap Strength: 15.79 C Lift Cond Lev (LCL): 883.30 mb = 1102.28 m = 3616.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 356 at 11 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 1017 12 265 3 3.0 0.3 | 191 12 2.2 11.5 1 850 1396 340 13 4.4 -12.2 | 286 4 3.7 -1.0 2 700 2855 320 13 8.4 -10.0 | 261 8 7.6 1.2 3 500 5260 325 21 12.0 -17.2 | 298 13 11.3 -6.0 4 400 6780 335 33 13.9 -29.9 | 325 23 13.2 -18.7 5 300 8670 340 40 13.7 -37.6 | 334 29 12.9 -26.4 6 291 8865 340 36 12.3 -33.8 | 333 25 11.5 -22.6 7 250 9840 345 38 9.8 -36.7 | 340 27 9.1 -25.5 8 200 11290 340 35 12.0 -32.9 | 333 24 11.2 -21.7 9 150 13170 345 27 7.0 -26.1 | 337 16 6.2 -14.9 10 100 15780 335 19 8.0 -17.2 | 310 9 7.3 -6.0 11 70 18030 355 19 1.7 -18.9 | 354 8 0.9 -7.7 12 50 20110 345 27 7.0 -26.1 | 337 16 6.2 -14.9 13 30 23220 20 15 -5.1 -14.1 | 64 7 -5.9 -2.9 14 20 25640 15 25 -6.5 -24.1 | 29 15 -7.2 -13.0 15 10 29740 10 21 -3.6 -20.7 | 25 10 -4.4 -9.5 Wind Parameters Mean winds (0-6000m): 326.0 at 15.0 knts Storm direction: 356.0 at 11.2 knts Shear (0-3000m) pos: 2.1 neg: 0.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 73.4 deg Storm rel helicity (0-3000m) pos: 27.5 neg: -3.4 tot: 24.1 m^2/s^2 ave: 8.0 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.30 Bulk Shear: 15.78 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 ------------------------------------------------------------------------------- 500 348 5 181 7| 4.3 0.0 4.3| 11.7 0.0 11.7 23.5 0.93| 4.4 4.1 1000 326 6 206 7| 4.5 0.0 4.5| 21.3 0.0 21.3 21.3 0.85| 5.0 4.2 1500 330 8 221 5| 4.3 0.0 4.3| 26.7 -0.2 26.5 17.7 0.80| 5.1 4.1 2000 332 10 233 5| 3.2 0.4 3.6| 26.7 -1.2 25.5 12.7 0.68| 4.3 2.9 2500 331 10 242 5| 2.6 0.6 3.2| 26.7 -2.5 24.2 9.7 0.57| 3.7 2.1 3000 329 11 247 5| 2.1 0.7 2.9| 27.5 -3.4 24.1 8.0 0.53| 3.4 1.8 4000 326 12 257 6| 2.0 0.5 2.6| 34.0 -3.4 30.6 7.7 0.57| 3.0 1.7 5000 326 13 268 7| 2.0 0.4 2.4| 41.0 -3.4 37.6 7.5 0.59| 2.7 1.6 6000 326 15 279 8| 2.2 0.4 2.6| 59.0 -3.4 55.6 9.3 0.60| 2.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251021.23.gif