UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101823.upa.cvt Date: 2300Z 18 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 18 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 1013 12 -6.3 -11.3 68 5.0 -7.7 300 15 265.9 266.1 264.8 270.2 1.59 1 1002 98 -4.1 -13.1 50 9.0 -6.5 303 15 268.9 269.1 266.5 272.8 1.39 2 977 297 -5.7 -12.7 58 7.0 -7.6 309 14 269.2 269.5 266.9 273.3 1.47 3 950 516 -6.9 -11.9 67 5.0 -8.2 316 14 270.2 270.5 267.8 274.7 1.61 4 935 641 -5.7 -13.7 53 8.0 -7.8 321 13 272.6 272.9 269.1 276.6 1.42 5 905 896 -8.1 -15.1 57 7.0 -9.9 329 12 272.7 272.9 268.9 276.4 1.30 6 879 1122 -10.1 -16.1 61 6.0 -11.5 336 12 272.9 273.1 269.0 276.5 1.24 7 850 1380 -11.1 -18.1 56 7.0 -12.7 345 11 274.5 274.7 269.7 277.6 1.08 8 773 2104 -14.7 -20.7 60 6.0 -15.9 352 12 278.2 278.4 271.7 281.0 0.95 9 768 2153 -14.7 -20.7 60 6.0 -15.9 353 12 278.7 278.9 272.1 281.5 0.96 10 700 2848 -19.7 -25.7 59 6.0 -20.7 360 13 280.7 280.8 272.7 282.7 0.67 11 678 3084 -20.5 -28.5 49 8.0 -21.7 359 13 282.3 282.4 273.5 284.0 0.54 12 632 3599 -25.1 -30.1 63 5.0 -25.7 355 14 282.8 282.9 273.6 284.4 0.50 13 590 4095 -28.7 -32.5 70 3.8 -29.1 352 15 284.3 284.3 274.3 285.6 0.42 14 581 4204 -29.1 -33.9 63 4.8 -29.6 352 15 285.1 285.1 274.7 286.2 0.37 15 500 5260 -36.7 -41.5 61 4.8 -37.0 345 17 288.3 288.3 276.1 289.0 0.20 16 407 6655 -46.3 -50.8 60 4.5 -46.4 345 26 293.4 293.4 278.4 293.7 0.09 17 400 6770 -46.5 -51.1 59 4.6 -46.6 345 27 294.6 294.6 279.0 294.9 0.09 18 372 7250 -48.1 -53.1 56 5.0 -48.3 348 25 298.6 298.6 280.8 298.9 0.07 19 361 7448 -48.3 -55.3 44 7.0 -48.5 349 25 300.9 300.9 281.8 301.1 0.06 20 341 7821 -51.3 -58.3 43 7.0 -51.4 351 24 301.8 301.8 282.1 301.9 0.04 21 300 8650 -53.5 -62.5 33 9.0 -53.7 355 21 309.9 309.9 285.3 310.0 0.03 22 290 8868 -51.9 -62.9 26 11.0 -52.1 1 17 315.2 315.2 287.2 315.3 0.03 23 269 9349 -56.1 -66.1 27 10.0 -56.2 15 7 316.0 316.0 287.4 316.1 0.02 24 250 9820 -50.3 -70.3 8 20.0 -50.7 335 11 331.3 331.3 292.1 331.3 0.01 25 244 9979 -50.1 -74.1 4 24.0 -50.5 332 12 333.9 333.9 292.8 333.9 0.01 26 215 10812 -48.1 -78.1 2 30.0 -48.7 315 16 349.3 349.3 296.5 349.3 0.00 27 209 10999 -47.5 -79.5 1 32.0 -48.1 311 17 353.1 353.1 297.3 353.1 0.00 28 200 11290 -48.5 -81.5 1 33.0 -49.1 305 19 356.0 356.0 297.9 356.0 0.00 29 150 13180 -48.9 -81.9 1 33.0 -49.6 300 23 385.8 385.8 303.2 385.8 0.00 30 106 15443 -53.1 -85.1 1 32.0 -53.7 309 23 418.1 418.1 307.5 418.1 0.00 31 101 15756 -52.7 -84.7 1 32.0 -53.4 310 23 424.7 424.7 308.3 424.7 0.00 32 100 15820 -52.7 -84.7 1 32.0 -53.4 310 23 425.9 425.9 308.4 425.9 0.00 33 94 16221 -52.3 -84.3 1 32.0 -53.1 309 25 434.3 434.3 309.3 434.3 0.00 34 76 17581 -57.9 -87.9 1 30.0 -58.4 306 32 449.8 449.8 310.8 449.8 0.00 35 70 18100 -57.9 -87.9 1 30.0 -58.5 305 35 460.5 460.5 311.8 460.5 0.00 36 50 20200 -61.1 -90.1 1 29.0 -61.6 315 23 499.5 499.5 314.9 499.5 0.00 37 43 21129 -66.1 -94.1 1 28.0 -66.4 314 22 509.2 509.2 315.6 509.2 0.00 38 30 23310 -67.9 -94.9 1 27.0 -68.2 310 21 559.5 559.5 318.6 559.5 0.00 39 20 25730 -69.1 -96.1 1 27.0 -69.5 285 21 624.7 624.7 321.7 624.7 0.00 40 18 26353 -66.3 -94.3 1 28.0 -67.0 287 20 652.6 652.6 322.8 652.6 0.00 41 10 29850 -68.5 -95.5 1 27.0 -69.4 295 13 763.9 763.9 326.3 763.9 0.00 42 8.7 30678 -71.9 -97.9 1 26.0 -72.5 781.7 781.7 326.8 781.7 0.00 43 5.2 33763 -65.1 -93.1 1 28.0 -67.4 936.2 936.3 330.1 936.4 0.01 TRP 269 9349 -56.1 -66.1 27 10.0 -56.2 15 7 316.0 316.0 287.4 316.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5146.41 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 59.77 % Est. max temperature: 1.66 C = 34.99 F Sfc-Lift cond lev (LCL): 935.49 mb = 636.76 m = 2089.08 ft T: -5.74 C 700-500 lapse rate: 7.05 C/km ThetaE index: 0.21 C Layer 905.0- 879.0 mb Conv cond level (CCL): 750.20 mb = 2328.74 m = 7640.12 ft Mean mixing ratio: 1.47 g/kg Conv temperature: 7.10 C = 44.78 F Cap Strength: 9.79 C Lifted Index: 11.68 C Risk: None Lifted Index @300 mb: 25.23 C Lifted Index @700 mb: 7.29 C Showalter Index: 9.10 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 18.60 C K Index: 1.50 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.91 J/kg Max Up Vert Vel: 6.62 m/s Conv Inhibition (B-): 71350.01 J/kg Cap Strength: 11.49 C Lift Cond Lev (LCL): 859.79 mb = 1291.81 m = 4238.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 15 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 1013 12 300 15 13.0 -7.5 | 259 16 15.8 3.0 1 850 1380 345 11 2.8 -10.6 | 272 6 5.6 -0.2 2 700 2848 360 13 -0.0 -13.0 | 313 4 2.8 -2.5 3 500 5260 345 17 4.4 -16.4 | 310 9 7.2 -6.0 4 400 6770 345 27 7.0 -26.1 | 328 18 9.8 -15.6 5 300 8650 355 21 1.8 -20.9 | 336 11 4.6 -10.5 6 269 9349 15 7 -1.8 -6.8 | 194 4 1.0 3.7 7 250 9820 335 11 4.6 -10.0 | 266 7 7.4 0.5 8 200 11290 305 19 15.6 -10.9 | 271 18 18.3 -0.4 9 150 13180 300 23 19.9 -11.5 | 273 23 22.7 -1.0 10 100 15820 310 23 17.6 -14.8 | 282 21 20.4 -4.3 11 70 18100 305 35 28.7 -20.1 | 287 33 31.4 -9.6 12 50 20200 315 23 16.3 -16.3 | 287 20 19.0 -5.8 13 30 23310 310 21 16.1 -13.5 | 279 19 18.9 -3.0 14 20 25730 285 21 20.3 -5.4 | 258 24 23.1 5.0 15 10 29850 295 13 11.8 -5.5 | 251 15 14.5 5.0 Wind Parameters Mean winds (0-6000m): 344.8 at 14.4 knts Storm direction: 14.8 at 10.8 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 53.7 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -0.1 tot: 13.5 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.44 Bulk Shear: 15.21 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 ------------------------------------------------------------------------------- 500 301 14 259 15| 4.5 0.0 4.5| 7.0 0.0 7.0 14.0 0.43| 4.5 1.9 1000 312 14 264 13| 4.2 0.0 4.2| 9.6 0.0 9.6 9.6 0.34| 4.3 1.4 1500 321 13 267 11| 3.7 0.0 3.7| 10.0 -0.1 10.0 6.6 0.27| 3.9 1.0 2000 328 13 271 9| 3.1 0.0 3.1| 11.4 -0.1 11.3 5.6 0.32| 3.2 1.0 2500 333 12 274 8| 2.7 0.0 2.7| 12.6 -0.1 12.6 5.0 0.37| 2.8 1.1 3000 338 13 279 8| 2.4 0.0 2.4| 13.5 -0.1 13.5 4.5 0.40| 2.6 1.0 4000 343 13 286 7| 1.8 0.3 2.1| 13.6 -0.1 13.4 3.4 0.35| 2.2 0.8 5000 345 14 292 7| 1.4 0.5 1.9| 13.6 -0.8 12.8 2.6 0.29| 2.0 0.6 6000 345 14 298 7| 1.2 0.8 2.0| 20.6 -1.1 19.5 3.3 0.31| 2.2 0.7 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251018.23.gif