UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042623.upa.cvt Date: 2300Z 26 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 26 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 1022 12 -17.3 -21.6 69 4.3 -17.9 355 11 254.3 254.4 253.8 256.1 0.66 1 983 303 -18.7 -21.2 81 2.5 -19.1 358 9 255.7 255.8 255.2 257.6 0.72 2 965 441 -19.7 -21.0 89 1.3 -19.9 360 8 256.0 256.2 255.5 258.1 0.74 3 960 479 -19.7 -20.8 91 1.1 -19.8 0 8 256.4 256.5 255.9 258.5 0.76 4 945 596 -19.3 -21.2 85 1.9 -19.6 1 7 258.0 258.1 257.1 260.0 0.74 5 908 896 -15.7 -20.2 68 4.5 -16.5 5 5 264.7 264.8 262.5 267.0 0.84 6 890 1047 -13.7 -22.7 47 9.0 -15.3 6 3 268.2 268.4 264.8 270.2 0.69 7 885 1090 -13.9 -23.9 43 10.0 -15.6 7 3 268.5 268.6 264.8 270.3 0.63 8 850 1396 -15.5 -23.5 50 8.0 -16.9 10 1 269.9 270.0 265.9 271.9 0.68 9 844 1449 -15.5 -23.5 50 8.0 -16.9 6 1 270.5 270.6 266.3 272.4 0.68 10 830 1577 -11.1 -20.1 47 9.0 -13.0 357 2 276.4 276.6 270.6 279.1 0.93 11 820 1670 -10.5 -20.5 44 10.0 -12.6 351 2 278.0 278.1 271.5 280.7 0.91 12 808 1783 -10.9 -19.9 47 9.0 -12.9 343 3 278.7 278.9 272.1 281.6 0.97 13 790 1956 -10.1 -25.1 28 15.0 -13.0 330 3 281.4 281.5 273.1 283.3 0.63 14 775 2104 -9.9 -19.9 44 10.0 -12.2 320 4 283.2 283.3 274.7 286.2 1.02 15 768 2174 -10.3 -18.3 52 8.0 -12.2 315 4 283.5 283.7 275.1 287.0 1.18 16 723 2636 -12.5 -20.5 51 8.0 -14.3 282 6 286.0 286.2 276.2 289.1 1.03 17 700 2883 -12.9 -34.9 14 22.0 -16.2 265 7 288.2 288.2 276.2 289.1 0.28 18 691 2982 -12.9 -39.9 8 27.0 -16.4 265 8 289.3 289.3 276.6 289.8 0.17 19 648 3469 -15.7 -47.7 5 32.0 -19.0 266 10 291.5 291.5 277.5 291.7 0.08 20 637 3598 -16.7 -45.7 6 29.0 -19.7 266 11 291.8 291.8 277.7 292.1 0.10 21 588 4194 -20.3 -51.3 4 31.0 -22.9 268 14 294.3 294.3 278.9 294.5 0.06 22 526 5013 -24.5 -65.5 1 41.0 -26.6 269 19 298.8 298.8 280.8 298.8 0.01 23 519 5110 -24.9 -60.9 2 36.0 -27.0 269 19 299.5 299.5 281.1 299.5 0.02 24 514 5180 -25.7 -51.7 7 26.0 -27.6 270 20 299.3 299.3 281.1 299.6 0.06 25 500 5380 -27.1 -35.1 47 8.0 -28.0 270 21 300.0 300.1 281.9 301.3 0.39 26 434 6385 -35.3 -40.3 60 5.0 -35.7 270 30 302.0 302.0 282.5 302.9 0.26 27 408 6814 -37.9 -52.9 19 15.0 -38.6 270 34 304.0 304.0 283.1 304.3 0.07 28 400 6950 -38.7 -52.7 21 14.0 -39.4 270 35 304.7 304.7 283.4 305.0 0.07 29 387 7175 -39.9 -45.9 53 6.0 -40.2 271 36 306.0 306.0 284.0 306.6 0.16 30 353 7795 -44.7 -53.7 36 9.0 -45.0 274 38 307.7 307.7 284.5 308.0 0.07 31 334 8161 -47.9 -52.9 56 5.0 -48.1 276 39 308.2 308.2 284.8 308.5 0.08 32 308 8690 -51.1 -62.1 26 11.0 -51.3 279 41 311.0 311.0 285.7 311.1 0.03 33 300 8860 -52.3 -59.3 43 7.0 -52.4 280 42 311.6 311.6 285.9 311.8 0.04 34 273 9468 -55.9 -60.9 53 5.0 -56.0 280 38 314.9 314.9 287.1 315.1 0.04 35 250 10030 -56.3 -72.3 12 16.0 -56.5 275 29 322.4 322.4 289.5 322.4 0.01 36 235 10423 -55.7 -72.7 10 17.0 -55.9 274 27 329.0 329.0 291.5 329.1 0.01 37 221 10815 -54.1 -80.1 3 26.0 -54.4 272 25 337.3 337.3 293.7 337.3 0.00 38 215 10991 -52.7 -84.7 1 32.0 -53.0 272 24 342.2 342.2 294.8 342.2 0.00 39 200 11460 -50.3 -83.3 1 33.0 -50.8 270 21 353.1 353.1 297.3 353.1 0.00 40 167 12638 -48.7 -81.7 1 33.0 -49.4 295 16 374.5 374.5 301.4 374.5 0.00 41 150 13340 -50.5 -82.5 1 32.0 -51.1 310 13 383.1 383.1 302.8 383.1 0.00 42 101 15944 -49.1 -82.1 1 33.0 -50.1 315 7 431.6 431.6 309.0 431.7 0.00 43 100 16010 -48.7 -81.7 1 33.0 -49.8 315 7 433.6 433.6 309.2 433.7 0.01 44 98 16143 -48.3 -81.3 1 33.0 -49.4 316 7 436.9 436.9 309.6 436.9 0.01 45 88 16845 -50.9 -82.9 1 32.0 -51.8 322 8 445.4 445.4 310.4 445.4 0.00 46 70 18340 -48.3 -81.3 1 33.0 -49.8 335 9 481.1 481.1 313.5 481.1 0.01 47 59 19464 -50.1 -83.1 1 33.0 -51.5 340 7 501.1 501.1 315.0 501.2 0.01 48 50 20550 -48.7 -81.7 1 33.0 -50.6 345 5 528.7 528.7 316.8 528.8 0.01 49 33 23282 -49.9 -82.9 1 33.0 -52.3 74 5 592.2 592.2 320.3 592.3 0.01 50 30 23910 -47.1 -81.1 1 34.0 -50.4 95 5 616.2 616.2 321.3 616.4 0.02 51 20 26580 -47.1 -81.1 1 34.0 -51.5 120 11 692.0 692.0 324.2 692.2 0.03 52 10 31170 -45.5 -79.5 1 34.0 -52.9 45 9 849.7 849.7 328.4 850.4 0.07 53 6.1 34517 -38.5 -74.5 1 36.0 -52.0 1008.8 1009.0 331.4 1012.0 0.26 TRP 273 9468 -55.9 -60.9 53 5.0 -56.0 280 38 314.9 314.9 287.1 315.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5205.21 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 32.74 % Est. max temperature: -2.47 C = 27.55 F Sfc-Lift cond lev (LCL): 952.45 mb = 537.99 m = 1765.03 ft T: -19.50 C 700-500 lapse rate: 5.69 C/km ThetaE index: 0.01 C Layer 700.0- 691.0 mb Conv cond level (CCL): 485.56 mb = 5587.99 m = 18333.07 ft Mean mixing ratio: 0.73 g/kg Conv temperature: 29.16 C = 84.49 F Cap Strength: 33.85 C Lifted Index: 33.88 C Risk: None Lifted Index @300 mb: 37.50 C Lifted Index @700 mb: 27.04 C Showalter Index: 23.27 C Risk: None Total Totals Index: 15.20 C Risk: None Vertical Totals Index: 11.60 C Cross Totals Index: 3.60 C K Index: -33.90 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 6.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.32 J/kg Max Up Vert Vel: 7.12 m/s Conv Inhibition (B-): 88864.98 J/kg Cap Strength: 33.89 C Lift Cond Lev (LCL): 930.70 mb = 710.62 m = 2331.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 8 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 1022 12 355 11 1.0 -11.0 | 42 8 -5.4 -6.0 1 850 1396 10 1 -0.2 -1.0 | 121 8 -6.5 4.0 2 700 2883 265 7 7.0 0.6 | 186 6 0.6 5.6 3 500 5380 270 21 21.0 -0.0 | 251 15 14.6 5.0 4 400 6950 270 35 35.0 -0.0 | 260 29 28.6 5.0 5 300 8860 280 42 41.4 -7.3 | 274 35 35.0 -2.3 6 273 9468 280 38 37.4 -6.6 | 273 31 31.1 -1.6 7 250 10030 275 29 28.9 -2.5 | 264 23 22.5 2.4 8 200 11460 270 21 21.0 -0.0 | 251 15 14.6 5.0 9 150 13340 310 13 10.0 -8.4 | 313 5 3.6 -3.4 10 100 16010 315 7 4.9 -4.9 | 90 1 -1.4 0.0 11 70 18340 335 9 3.8 -8.2 | 39 4 -2.6 -3.2 12 50 20550 345 5 1.3 -4.8 | 91 5 -5.1 0.1 13 30 23910 95 5 -5.0 0.4 | 115 13 -11.3 5.4 14 20 26580 120 11 -9.5 5.5 | 123 19 -15.9 10.5 15 10 31170 45 9 -6.4 -6.4 | 84 13 -12.7 -1.4 Wind Parameters Mean winds (0-6000m): 277.9 at 10.8 knts Storm direction: 307.9 at 8.1 knts Shear (0-3000m) pos: 1.3 neg: 1.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 151.4 deg Storm rel helicity (0-3000m) pos: 23.9 neg: -1.6 tot: 22.3 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.28 Bulk Shear: 19.70 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 ------------------------------------------------------------------------------- 500 352 10 48 7| 3.8 0.0 3.8| 6.8 0.0 6.8 13.6 0.94| 3.8 3.6 1000 355 8 66 6| 3.8 0.0 3.8| 13.3 0.0 13.3 13.3 0.97| 3.8 3.7 1500 356 6 83 6| 2.5 0.8 3.3| 18.3 -0.6 17.7 11.8 0.90| 3.6 3.2 2000 354 5 91 6| 1.9 0.6 2.5| 18.4 -1.6 16.8 8.4 0.69| 3.4 2.3 2500 342 5 95 5| 1.5 1.2 2.7| 20.8 -1.6 19.2 7.7 0.70| 3.4 2.4 3000 323 5 105 3| 1.3 1.6 2.8| 23.9 -1.6 22.3 7.4 0.70| 3.5 2.4 4000 296 6 163 2| 1.1 1.2 2.3| 32.3 -1.6 30.7 7.7 0.72| 3.3 2.4 5000 283 8 210 4| 1.2 0.9 2.2| 41.5 -1.6 39.8 8.0 0.69| 3.3 2.3 6000 278 11 231 6| 1.3 1.1 2.4| 52.5 -1.6 50.9 8.5 0.62| 3.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250426.23.gif