UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102111.upa.cvt Date: 1100Z 21 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 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 -14.7 57 7.0 -9.4 330 9 264.2 264.4 262.8 267.5 1.20 1 1002 128 -5.3 -15.3 45 10.0 -7.8 339 8 267.7 267.9 265.3 270.9 1.16 2 980 302 -6.7 -15.7 49 9.0 -8.9 352 7 268.0 268.2 265.5 271.2 1.15 3 918 809 -10.3 -15.0 68 4.7 -11.4 30 4 269.4 269.6 266.7 273.0 1.30 4 907 902 -9.3 -13.8 70 4.5 -10.4 37 4 271.3 271.6 268.2 275.4 1.45 5 850 1401 -12.1 -16.2 71 4.1 -13.0 75 1 273.5 273.7 269.4 277.1 1.27 6 775 2101 -16.9 -17.7 93 0.8 -17.1 54 3 275.6 275.8 270.6 279.2 1.23 7 764 2208 -17.7 -17.8 99 0.1 -17.7 50 3 275.9 276.1 270.8 279.4 1.23 8 745 2396 -18.5 -18.5 100 0.0 -18.5 44 4 277.0 277.2 271.4 280.5 1.19 9 735 2497 -18.1 -20.4 82 2.3 -18.6 41 4 278.5 278.7 272.1 281.5 1.03 10 700 2859 -21.1 -21.5 97 0.4 -21.2 30 5 279.1 279.3 272.3 282.0 0.98 11 644 3469 -25.5 -28.0 80 2.5 -25.8 15 9 280.9 281.0 272.7 282.7 0.59 12 632 3606 -26.1 -28.4 81 2.3 -26.4 12 10 281.7 281.8 273.2 283.5 0.58 13 613 3827 -26.1 -34.1 47 8.0 -27.0 6 12 284.2 284.2 274.2 285.3 0.35 14 582 4201 -27.5 -37.5 38 10.0 -28.5 357 15 286.8 286.8 275.4 287.6 0.26 15 571 4338 -28.1 -38.1 38 10.0 -29.0 354 16 287.6 287.7 275.9 288.5 0.25 16 562 4452 -28.9 -39.9 34 11.0 -29.8 351 17 288.0 288.0 276.0 288.7 0.21 17 508 5169 -33.3 -43.3 36 10.0 -34.0 333 22 291.1 291.1 277.5 291.7 0.16 18 500 5280 -34.1 -40.1 55 6.0 -34.6 330 23 291.5 291.5 277.7 292.2 0.23 19 484 5506 -35.9 -38.4 78 2.5 -36.1 329 24 292.0 292.0 278.1 292.9 0.29 20 444 6098 -40.3 -41.6 87 1.3 -40.4 327 27 293.7 293.8 278.9 294.5 0.22 21 436 6221 -41.1 -42.4 87 1.3 -41.2 327 28 294.2 294.3 279.1 294.9 0.21 22 415 6554 -43.7 -45.7 80 2.0 -43.8 326 30 295.1 295.1 279.4 295.6 0.15 23 400 6800 -45.1 -48.4 69 3.3 -45.2 325 31 296.4 296.4 279.9 296.8 0.12 24 379 7159 -46.9 -52.9 50 6.0 -47.1 328 29 298.6 298.6 280.8 298.9 0.07 25 300 8680 -55.3 -61.3 47 6.0 -55.4 340 21 307.4 307.4 284.4 307.5 0.03 26 293 8829 -56.1 -62.1 47 6.0 -56.2 340 21 308.3 308.3 284.7 308.5 0.03 27 250 9840 -52.7 -70.7 10 18.0 -52.9 340 23 327.7 327.7 291.1 327.8 0.01 28 236 10213 -52.7 -74.7 5 22.0 -53.0 341 24 333.2 333.2 292.6 333.2 0.01 29 216 10788 -51.1 -75.1 4 24.0 -51.5 343 26 344.2 344.2 295.3 344.2 0.01 30 200 11290 -51.1 -78.1 3 27.0 -51.5 345 27 351.8 351.8 297.0 351.9 0.00 TRP 293 8829 -56.1 -62.1 47 6.0 -56.2 340 21 308.3 308.3 284.7 308.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5136.24 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 65.76 % Est. max temperature: 0.98 C = 33.77 F Sfc-Lift cond lev (LCL): 909.32 mb = 882.14 m = 2894.13 ft T: -9.51 C 700-500 lapse rate: 5.37 C/km ThetaE index: 0.00 C Layer 1017.0--5625199722685060801057783808.0 mb Conv cond level (CCL): 748.27 mb = 2363.20 m = 7753.20 ft Mean mixing ratio: 1.20 g/kg Conv temperature: 5.01 C = 41.01 F Cap Strength: 16.43 C Lifted Index: 16.62 C Risk: None Lifted Index @300 mb: 25.48 C Lifted Index @700 mb: 8.18 C Showalter Index: 12.11 C Risk: None Total Totals Index: 39.90 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 17.90 C K Index: 5.40 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.05 J/kg Max Up Vert Vel: 4.70 m/s Conv Inhibition (B-): 8775.09 J/kg Cap Strength: 16.46 C Lift Cond Lev (LCL): 854.85 mb = 1357.22 m = 4452.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 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 1017 12 330 9 4.5 -7.8 | 268 6 5.8 0.2 1 850 1401 75 1 -1.0 -0.3 | 182 8 0.3 7.7 2 700 2859 30 5 -2.5 -4.3 | 162 4 -1.2 3.6 3 500 5280 330 23 11.5 -19.9 | 313 18 12.8 -12.0 4 400 6800 325 31 17.8 -25.4 | 312 26 19.1 -17.4 5 300 8680 340 21 7.2 -19.7 | 324 15 8.5 -11.8 6 293 8829 340 21 7.2 -19.7 | 324 15 8.5 -11.8 7 250 9840 340 23 7.9 -21.6 | 326 16 9.2 -13.7 8 200 11290 345 27 7.0 -26.1 | 335 20 8.3 -18.1 Wind Parameters Mean winds (0-6000m): 339.2 at 10.7 knts Storm direction: 9.2 at 8.1 knts Shear (0-3000m) pos: 1.6 neg: 0.9 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): -118.5 deg Storm rel helicity (0-3000m) pos: 3.1 neg: -7.1 tot: -4.0 m^2/s^2 ave: -1.3 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 3.1 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.71 Bulk Shear: 4.08 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 ------------------------------------------------------------------------------- 500 309 8 248 8| 5.8 0.0 5.8| 0.0 -1.8 -1.8 -3.5 -0.50| 6.0 -3.0 1000 328 6 240 5| 4.5 0.0 4.5| 0.3 -2.6 -2.3 -2.3 -0.39| 5.2 -2.0 1500 337 5 221 5| 3.2 0.0 3.2| 3.1 -3.1 -0.0 -0.0 -0.20| 4.4 -0.9 2000 346 4 209 5| 2.4 0.4 2.8| 3.1 -5.1 -2.0 -1.0 -0.26| 3.7 -0.9 2500 357 4 201 4| 1.9 0.6 2.5| 3.1 -6.2 -3.2 -1.3 -0.28| 3.3 -0.9 3000 3 4 195 4| 1.6 0.9 2.5| 3.1 -7.1 -4.0 -1.3 -0.29| 3.1 -0.9 4000 5 5 198 3| 1.2 1.7 2.9| 3.1 -11.0 -7.9 -2.0 -0.42| 3.5 -1.5 5000 350 8 267 3| 1.0 2.2 3.1| 3.1 -25.5 -22.4 -4.5 -0.44| 3.9 -1.7 6000 339 11 292 6| 0.8 2.3 3.1| 3.3 -33.6 -30.3 -5.0 -0.41| 3.8 -1.6 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251021.11.gif