UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101711.upa.cvt Date: 1100Z 17 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 17 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 1008 12 -3.9 -11.9 54 8.0 -6.1 315 19 268.6 268.9 266.6 272.8 1.52 1 1000 75 -2.3 -11.3 50 9.0 -4.9 316 19 270.9 271.1 268.2 275.3 1.61 2 972 299 -4.5 -12.5 54 8.0 -6.7 318 21 270.8 271.1 268.0 275.0 1.50 3 946 511 -6.1 -13.1 58 7.0 -8.0 321 23 271.3 271.6 268.3 275.4 1.47 4 927 671 -2.5 -13.5 43 11.0 -5.7 322 24 276.6 276.8 271.6 280.7 1.45 5 900 904 -4.1 -15.1 42 11.0 -7.1 325 26 277.3 277.5 271.8 281.1 1.31 6 850 1352 -6.7 -17.7 41 11.0 -9.5 330 29 279.1 279.3 272.5 282.4 1.12 7 832 1519 -8.1 -19.1 41 11.0 -10.7 328 30 279.4 279.5 272.5 282.4 1.01 8 772 2095 -12.5 -19.5 56 7.0 -14.0 320 33 280.7 280.9 273.3 283.8 1.06 9 741 2407 -15.3 -20.3 66 5.0 -16.3 316 35 280.9 281.1 273.5 284.0 1.03 10 710 2729 -15.9 -17.8 85 1.9 -16.3 311 37 283.7 284.0 275.5 287.7 1.33 11 700 2836 -15.7 -20.6 66 4.9 -16.7 310 38 285.1 285.3 275.7 288.3 1.06 12 689 2956 -15.7 -21.7 60 6.0 -17.0 309 38 286.4 286.6 276.3 289.4 0.98 13 656 3326 -15.9 -22.9 55 7.0 -17.3 306 39 290.2 290.4 278.2 293.1 0.92 14 632 3607 -17.1 -23.1 60 6.0 -18.3 304 40 292.0 292.1 279.0 294.9 0.94 15 595 4059 -19.1 -27.1 49 8.0 -20.5 300 41 294.7 294.8 280.0 297.0 0.70 16 584 4198 -20.1 -28.1 49 8.0 -21.5 299 41 295.1 295.2 280.1 297.2 0.65 17 500 5330 -29.1 -33.2 68 4.1 -29.6 290 44 297.6 297.6 281.0 299.1 0.47 18 452 6039 -34.5 -40.5 54 6.0 -35.0 285 51 299.5 299.5 281.5 300.3 0.25 19 400 6880 -39.5 -46.5 47 7.0 -39.9 280 60 303.7 303.7 283.1 304.2 0.15 20 359 7613 -44.7 -52.7 40 8.0 -45.0 278 65 306.2 306.2 284.0 306.5 0.08 21 333 8112 -48.9 -52.6 65 3.7 -49.0 277 68 307.1 307.1 284.4 307.4 0.09 22 300 8790 -53.9 -58.0 61 4.1 -54.0 275 73 309.4 309.4 285.1 309.6 0.05 23 276 9322 -57.1 -61.3 59 4.2 -57.2 275 73 312.2 312.2 286.2 312.4 0.04 24 263 9627 -56.5 -68.5 21 12.0 -56.6 277 74 317.4 317.4 287.9 317.5 0.01 25 250 9950 -55.3 -70.3 14 15.0 -55.5 280 75 323.9 323.9 289.9 323.9 0.01 26 248 10001 -55.0 -71.0 12 16.0 -55.2 280 77 325.0 325.0 290.3 325.0 0.01 27 234 10372 -53.1 -76.1 4 23.0 -53.4 283 69 333.4 333.4 292.6 333.4 0.01 28 219 10800 -51.1 -76.1 4 25.0 -51.5 286 60 342.8 342.8 295.0 342.9 0.01 29 200 11390 -49.7 -82.7 1 33.0 -50.2 290 48 354.1 354.1 297.5 354.1 0.00 30 181 12047 -47.7 -80.7 1 33.0 -48.4 288 47 367.6 367.6 300.1 367.6 0.00 31 168 12537 -50.1 -83.1 1 33.0 -50.7 287 46 371.5 371.5 300.8 371.5 0.00 32 150 13280 -49.1 -82.1 1 33.0 -49.8 285 44 385.5 385.5 303.1 385.5 0.00 33 145 13502 -48.3 -81.3 1 33.0 -49.1 285 43 390.6 390.6 303.9 390.6 0.00 34 122 14623 -53.1 -85.1 1 32.0 -53.7 288 39 401.6 401.6 305.4 401.6 0.00 35 120 14729 -53.1 -85.1 1 32.0 -53.7 288 39 403.5 403.5 305.7 403.5 0.00 36 106 15532 -50.1 -83.1 1 33.0 -51.0 289 36 423.8 423.8 308.2 423.8 0.00 37 101 15846 -51.5 -83.5 1 32.0 -52.3 290 35 427.0 427.0 308.5 427.0 0.00 38 100 15910 -51.1 -83.1 1 32.0 -52.0 290 35 429.0 429.0 308.7 429.0 0.00 39 70 18200 -57.5 -87.5 1 30.0 -58.0 280 19 461.4 461.4 311.9 461.4 0.00 40 62 18957 -62.3 -91.3 1 29.0 -62.7 287 19 467.0 467.0 312.4 467.0 0.00 41 50 20280 -63.3 -91.3 1 28.0 -63.7 300 19 494.3 494.3 314.5 494.3 0.00 42 45 20930 -62.5 -91.5 1 29.0 -63.0 297 20 511.4 511.4 315.7 511.4 0.00 43 36 22290 -67.9 -94.9 1 27.0 -68.2 290 22 531.1 531.1 317.0 531.1 0.00 44 30 23390 -66.7 -93.7 1 27.0 -67.1 285 23 562.8 562.8 318.8 562.8 0.00 45 20 25820 -67.7 -94.7 1 27.0 -68.2 310 23 628.9 628.9 321.9 629.0 0.00 46 16 27153 -69.1 -96.1 1 27.0 -69.6 286 24 665.8 665.8 323.3 665.8 0.00 47 12 28887 -64.5 -92.5 1 28.0 -65.7 255 26 739.2 739.2 325.6 739.3 0.01 48 10 29990 -67.7 -94.7 1 27.0 -68.7 235 27 766.8 766.8 326.4 766.9 0.00 49 9.5 30298 -68.7 -95.7 1 27.0 -69.6 774.4 774.4 326.6 774.4 0.00 50 4.1 35443 -59.5 -89.5 1 30.0 -64.0 1029.1 1029.1 331.6 1029.4 0.03 TRP 276 9322 -57.1 -61.3 59 4.2 -57.2 275 73 312.2 312.2 286.2 312.4 0.04 WND 248 10001 -55.0 -71.0 12 16.0 -55.2 280 77 325.0 325.0 290.3 325.0 0.01 Sounding variables and indices 1000-500 mb thick: 5255.06 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 54.91 % Est. max temperature: 6.31 C = 43.36 F Sfc-Lift cond lev (LCL): 888.08 mb = 1008.71 m = 3309.37 ft T: -4.71 C 700-500 lapse rate: 5.37 C/km ThetaE index: 0.29 C Layer 972.0- 946.0 mb Conv cond level (CCL): 610.90 mb = 3861.31 m = 12668.20 ft Mean mixing ratio: 1.49 g/kg Conv temperature: 21.03 C = 69.86 F Cap Strength: 16.47 C Lifted Index: 17.35 C Risk: None Lifted Index @300 mb: 23.07 C Lifted Index @700 mb: 9.39 C Showalter Index: 12.95 C Risk: None Total Totals Index: 33.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 11.40 C K Index: -0.20 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 3.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.64 J/kg Max Up Vert Vel: 8.08 m/s Conv Inhibition (B-): 68554.30 J/kg Cap Strength: 17.32 C Lift Cond Lev (LCL): 831.56 mb = 1522.76 m = 4995.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 at 27 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 1008 12 315 19 13.4 -13.4 | 191 11 2.1 11.3 1 850 1352 330 29 14.5 -25.1 | 277 3 3.2 -0.4 2 700 2836 310 38 29.1 -24.4 | 269 18 17.8 0.3 3 500 5330 290 44 41.3 -15.0 | 252 32 30.0 9.7 4 400 6880 280 60 59.1 -10.4 | 253 50 47.7 14.3 5 300 8790 275 73 72.7 -6.4 | 253 64 61.4 18.4 6 276 9322 275 73 72.7 -6.4 | 253 64 61.4 18.4 7 250 9950 280 75 73.9 -13.0 | 259 64 62.5 11.7 8 248 10001 280 77 75.8 -13.4 | 260 65 64.5 11.4 9 200 11390 290 48 45.1 -16.4 | 256 35 33.8 8.3 10 150 13280 285 44 42.5 -11.4 | 247 34 31.2 13.3 11 100 15910 290 35 32.9 -12.0 | 239 25 21.5 12.8 12 70 18200 280 19 18.7 -3.3 | 199 23 7.4 21.4 13 50 20280 300 19 16.5 -9.5 | 199 16 5.1 15.2 14 30 23390 285 23 22.2 -6.0 | 210 22 10.9 18.8 15 20 25820 310 23 17.6 -14.8 | 212 12 6.3 9.9 16 10 29990 235 27 22.1 15.5 | 195 42 10.8 40.2 Wind Parameters Mean winds (0-6000m): 305.4 at 36.3 knts Storm direction: 335.4 at 27.2 knts Shear (0-3000m) pos: 2.1 neg: 2.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 77.2 deg Storm rel helicity (0-3000m) pos: 12.5 neg: -8.8 tot: 3.7 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.84 Bulk Shear: 38.84 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 ------------------------------------------------------------------------------- 500 320 21 192 9| 4.4 0.0 4.4| 5.4 0.0 5.4 10.8 0.50| 4.4 2.2 1000 322 23 200 7| 4.4 0.0 4.4| 9.7 0.0 9.7 9.7 0.56| 4.5 2.5 1500 325 25 211 5| 4.2 0.0 4.2| 12.5 0.0 12.5 8.3 0.60| 4.5 2.7 2000 325 26 230 5| 3.1 1.2 4.4| 12.5 -0.6 11.9 5.9 0.42| 4.6 1.9 2500 323 28 246 6| 2.5 2.0 4.5| 12.5 -3.3 9.2 3.7 0.29| 4.7 1.4 3000 320 30 255 8| 2.1 2.4 4.5| 12.5 -8.8 3.7 1.2 0.20| 4.7 0.9 4000 315 32 260 11| 1.6 2.5 4.1| 12.5 -23.8 -11.3 -2.8 0.09| 4.3 0.4 5000 310 34 260 15| 1.3 2.6 3.9| 12.5 -45.5 -33.0 -6.6 -0.00| 4.1 -0.0 6000 305 36 258 19| 1.0 3.0 4.1| 21.1 -53.5 -32.4 -5.4 -0.00| 4.3 -0.0 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251017.11.gif