UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100723.upa.cvt Date: 2300Z 7 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 7 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 972 12 -4.3 -5.3 93 1.0 -4.7 310 23 271.0 271.5 270.1 278.2 2.65 1 937 301 -5.5 -6.5 93 1.0 -5.8 324 31 272.7 273.1 270.9 279.6 2.50 2 896 650 -7.9 -8.6 95 0.7 -8.1 340 42 273.7 274.1 271.1 279.9 2.22 3 873 853 -6.1 -6.2 99 0.1 -6.1 350 48 277.6 278.1 274.2 285.3 2.75 4 868 898 -6.3 -6.5 98 0.2 -6.4 352 49 277.9 278.3 274.2 285.4 2.70 5 850 1062 -7.1 -7.2 99 0.1 -7.1 360 54 278.7 279.2 274.6 286.1 2.62 6 829 1257 -8.1 -8.3 98 0.2 -8.2 359 53 279.7 280.1 274.9 286.6 2.46 7 800 1534 -7.7 -8.1 97 0.4 -7.8 358 51 282.9 283.4 276.9 290.4 2.59 8 797 1563 -6.1 -6.1 100 0.0 -6.1 358 51 285.0 285.5 278.4 293.7 3.04 9 770 1834 -4.9 -5.3 97 0.4 -5.1 357 49 289.1 289.7 280.8 298.8 3.34 10 744 2104 -6.3 -6.9 95 0.6 -6.5 357 47 290.4 290.9 281.1 299.4 3.06 11 700 2579 -8.3 -9.1 94 0.8 -8.6 355 44 293.3 293.8 282.0 301.5 2.74 12 613 3600 -13.3 -14.7 89 1.4 -13.7 7 40 298.9 299.3 283.4 305.1 1.99 13 566 4204 -16.7 -18.4 87 1.7 -17.1 14 38 301.8 302.1 284.1 306.8 1.58 14 516 4896 -19.1 -20.4 89 1.3 -19.4 22 36 307.0 307.2 285.9 311.7 1.46 15 500 5130 -20.9 -22.3 88 1.4 -21.2 25 35 307.6 307.8 285.9 311.7 1.28 16 484 5370 -22.9 -24.6 86 1.7 -23.2 24 34 308.0 308.2 285.9 311.5 1.08 17 442 6029 -27.9 -32.3 66 4.4 -28.5 22 33 309.8 309.9 285.9 311.7 0.57 18 428 6260 -29.3 -45.3 20 16.0 -30.7 22 32 310.8 310.9 285.8 311.4 0.16 19 414 6497 -31.3 -52.3 11 21.0 -32.7 21 32 311.2 311.2 285.9 311.5 0.07 20 412 6531 -31.5 -52.5 11 21.0 -32.9 21 32 311.4 311.4 285.9 311.7 0.07 21 400 6740 -33.3 -52.3 13 19.0 -34.4 20 31 311.7 311.7 286.0 312.0 0.08 22 342 7818 -42.5 -55.5 23 13.0 -43.0 20 24 313.5 313.5 286.6 313.7 0.06 23 300 8690 -48.5 -58.5 30 10.0 -48.8 20 19 317.0 317.0 287.8 317.2 0.05 24 295 8800 -48.9 -58.9 30 10.0 -49.1 35 21 318.0 318.0 288.1 318.1 0.05 25 250 9900 -43.3 -70.3 4 27.0 -44.1 100 17 341.7 341.7 294.7 341.7 0.01 26 226 10577 -43.9 -77.9 1 34.0 -44.7 111 20 350.8 350.8 296.8 350.8 0.00 27 219 10789 -43.5 -77.5 1 34.0 -44.4 115 21 354.6 354.6 297.6 354.6 0.00 28 207 11168 -42.1 -77.1 1 35.0 -43.2 121 22 362.5 362.5 299.2 362.5 0.01 29 200 11400 -43.5 -78.5 1 35.0 -44.5 125 23 363.9 363.9 299.4 363.9 0.00 30 150 13320 -45.9 -79.9 1 34.0 -46.9 165 19 391.0 391.0 303.9 391.0 0.00 31 101 15935 -50.3 -82.3 1 32.0 -51.2 155 25 429.3 429.3 308.7 429.3 0.00 32 100 16000 -50.7 -82.7 1 32.0 -51.5 155 25 429.8 429.8 308.8 429.8 0.00 33 70 18310 -52.5 -84.5 1 32.0 -53.5 185 13 472.1 472.1 312.8 472.1 0.00 34 50 20460 -56.9 -86.9 1 30.0 -57.7 220 19 509.4 509.4 315.6 509.4 0.00 35 30 23660 -61.5 -90.5 1 29.0 -62.3 220 19 577.0 577.0 319.5 577.0 0.00 36 21 25861 -64.9 -92.9 1 28.0 -65.6 255 21 628.7 628.7 321.9 628.7 0.00 37 20 26160 -63.9 -91.9 1 28.0 -64.7 260 21 640.6 640.6 322.3 640.6 0.00 38 10 30410 -61.1 -90.1 1 29.0 -63.1 285 15 791.5 791.5 327.0 791.6 0.01 39 5.0 34715 -61.1 -90.1 1 29.0 -64.6 965.0 965.0 330.6 965.2 0.02 TRP 295 8800 -48.9 -58.9 30 10.0 -49.1 35 21 318.0 318.0 288.1 318.1 0.05 WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.48 inches Sfc-500 mean rel hum: 92.75 % Est. max temperature: 5.02 C = 41.03 F Sfc-Lift cond lev (LCL): 956.60 mb = 137.68 m = 451.70 ft T: -4.82 C 700-500 lapse rate: 4.94 C/km Conv cond level (CCL): 909.77 mb = 531.03 m = 1742.20 ft Mean mixing ratio: 2.47 g/kg Conv temperature: -2.00 C = 28.40 F Cap Strength: 22.66 C Lifted Index: 22.85 C Risk: None Lifted Index @300 mb: 26.10 C Lifted Index @700 mb: 14.24 C Showalter Index: 18.28 C Risk: None Total Totals Index: 27.50 C Risk: None Vertical Totals Index: 13.80 C Cross Totals Index: 13.70 C K Index: 5.80 Risk: None Sweat Index: 143.00 Risk: None Energy Index: 5.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.93 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 78334.26 J/kg Cap Strength: 22.73 C Lift Cond Lev (LCL): 909.31 mb = 534.97 m = 1755.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 34 at 31 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 ---------------------------------------------------------- 0 972 12 310 23 17.6 -14.8 | 253 36 34.5 10.8 1 850 1062 360 54 -0.0 -54.0 | 329 33 16.9 -28.5 2 700 2579 355 44 3.8 -43.8 | 311 28 20.8 -18.3 3 500 5130 25 35 -14.8 -31.7 | 341 7 2.1 -6.2 4 400 6740 20 31 -10.6 -29.1 | 300 7 6.3 -3.6 5 300 8690 20 19 -6.5 -17.9 | 234 13 10.4 7.7 6 295 8800 35 21 -12.0 -17.2 | 210 10 4.9 8.3 7 250 9900 100 17 -16.7 3.0 | 180 29 0.2 28.5 8 200 11400 125 23 -18.8 13.2 | 177 39 -1.9 38.7 9 150 13320 165 19 -4.9 18.4 | 195 46 12.0 43.9 10 100 16000 155 25 -10.6 22.7 | 188 49 6.4 48.2 11 70 18310 185 13 1.1 13.0 | 205 43 18.1 38.5 12 50 20460 220 19 12.2 14.6 | 216 50 29.1 40.1 13 30 23660 220 19 12.2 14.6 | 216 50 29.1 40.1 14 20 26160 260 21 20.7 3.6 | 232 48 37.6 29.2 15 10 30410 285 15 14.5 -3.9 | 235 38 31.4 21.7 Wind Parameters Mean winds (0-6000m): 3.5 at 40.9 knts Storm direction: 33.5 at 30.6 knts Shear (0-3000m) pos: 6.8 neg: 1.2 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 62.4 deg Storm rel helicity (0-3000m) pos: 423.9 neg: -71.6 tot: 352.4 m^2/s^2 ave: 117.5 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 6.5 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.40 Bulk Shear: 47.64 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 ------------------------------------------------------------------------------- 500 338 30 274 28| 19.7 0.0 19.7|182.1 0.0 182.1 364.3 1.00| 20.0 20.0 1000 345 38 292 29| 21.0 0.0 21.0|393.0 0.0 393.0 393.0 1.00| 22.3 22.2 1500 351 43 305 29| 13.6 0.0 13.6|413.4 -20.7 392.7 261.8 0.89| 16.7 14.8 2000 353 44 309 29| 10.2 0.9 11.1|413.4 -45.6 367.9 183.9 0.77| 13.4 10.3 2500 354 45 311 29| 8.2 1.5 9.6|413.4 -69.5 344.0 137.6 0.66| 11.5 7.6 3000 354 45 311 28| 6.8 1.2 8.1|423.9 -71.6 352.4 117.5 0.63| 10.3 6.5 4000 357 44 313 26| 5.3 0.9 6.2|440.9 -71.6 369.3 92.3 0.60| 8.9 5.3 5000 0 42 315 24| 4.3 0.7 5.1|448.8 -71.6 377.2 75.4 0.57| 8.0 4.5 6000 4 41 317 21| 3.5 0.7 4.2|449.3 -76.1 373.2 62.2 0.51| 7.0 3.6 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251007.23.gif