UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100711.upa.cvt Date: 1100Z 7 OCT 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 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 988 12 -5.1 -7.4 84 2.3 -5.8 270 17 269.0 269.3 268.0 275.0 2.21 1 952 302 -6.9 -7.8 93 0.9 -7.2 292 23 270.0 270.4 268.7 276.1 2.23 2 926 518 -8.5 -8.7 98 0.2 -8.6 309 28 270.5 270.9 268.9 276.4 2.14 3 909 662 -7.7 -7.7 100 0.0 -7.7 320 31 272.8 273.2 270.7 279.3 2.35 4 882 895 -9.1 -9.1 100 0.0 -9.1 338 36 273.7 274.1 271.0 279.7 2.17 5 875 957 -9.3 -9.3 100 0.0 -9.3 343 37 274.1 274.5 271.2 280.1 2.16 6 864 1055 -6.7 -6.7 100 0.0 -6.7 350 39 277.8 278.3 274.2 285.3 2.67 7 850 1183 -5.7 -6.4 95 0.7 -6.0 360 42 280.2 280.6 275.6 288.0 2.78 8 831 1361 -4.7 -5.4 95 0.7 -5.0 2 39 283.0 283.6 277.6 291.8 3.07 9 756 2101 -7.5 -7.5 100 0.0 -7.5 9 28 287.8 288.3 279.6 296.1 2.87 10 718 2501 -9.3 -9.3 100 0.0 -9.3 13 22 290.1 290.5 280.4 297.8 2.63 11 716 2523 -5.3 -5.3 100 0.0 -5.3 13 22 294.7 295.3 283.5 305.4 3.60 12 700 2699 -9.7 -9.7 100 0.0 -9.7 15 19 291.7 292.2 281.1 299.5 2.61 13 622 3599 -15.5 -15.7 98 0.2 -15.6 33 18 295.1 295.4 281.6 300.7 1.81 14 600 3869 -17.5 -17.9 97 0.4 -17.6 38 17 295.9 296.1 281.6 300.7 1.56 15 574 4199 -20.7 -21.8 91 1.1 -21.0 44 17 295.9 296.1 281.1 299.5 1.16 16 557 4420 -22.5 -23.0 96 0.5 -22.6 49 16 296.3 296.5 281.2 299.7 1.08 17 533 4741 -25.7 -27.6 84 1.9 -26.0 56 16 296.2 296.4 280.7 298.6 0.74 18 528 4809 -26.5 -32.5 57 6.0 -27.3 57 16 296.1 296.2 280.3 297.6 0.47 19 514 5002 -27.5 -37.5 38 10.0 -28.6 61 15 297.2 297.2 280.5 298.2 0.30 20 500 5200 -28.9 -39.9 34 11.0 -29.9 65 15 297.8 297.8 280.7 298.6 0.24 21 488 5374 -30.1 -42.1 30 12.0 -31.1 76 20 298.4 298.4 280.9 299.1 0.19 22 481 5478 -29.1 -40.1 34 11.0 -30.2 83 23 300.9 300.9 282.1 301.7 0.24 23 465 5721 -30.5 -43.5 27 13.0 -31.6 99 30 302.1 302.1 282.4 302.7 0.17 24 448 5987 -30.5 -42.5 30 12.0 -31.6 117 37 305.3 305.3 283.8 306.0 0.20 25 411 6599 -33.5 -40.5 49 7.0 -34.1 157 55 309.0 309.1 285.3 310.0 0.27 26 400 6790 -34.7 -39.7 60 5.0 -35.1 170 60 309.9 309.9 285.7 311.0 0.30 27 375 7235 -38.3 -40.8 77 2.5 -38.5 163 66 310.9 311.0 286.0 311.9 0.29 28 365 7419 -39.7 -43.2 69 3.6 -39.9 160 69 311.5 311.5 286.2 312.3 0.23 29 334 8018 -44.1 -51.1 46 7.0 -44.4 162 59 313.4 313.4 286.7 313.8 0.10 30 328 8139 -44.3 -54.3 32 10.0 -44.7 163 58 314.8 314.8 287.1 315.1 0.07 31 300 8730 -47.3 -57.3 31 10.0 -47.6 165 48 318.7 318.7 288.4 318.9 0.06 32 288 9001 -48.7 -57.7 34 9.0 -49.0 155 48 320.4 320.4 288.9 320.6 0.05 33 250 9940 -47.1 -58.1 27 11.0 -47.5 160 38 336.0 336.1 293.4 336.3 0.06 34 219 10812 -47.7 -60.7 21 13.0 -48.1 160 37 348.1 348.1 296.3 348.3 0.05 35 200 11410 -46.7 -59.7 21 13.0 -47.3 160 36 358.8 358.8 298.5 359.1 0.06 36 181 12071 -49.1 -65.1 14 16.0 -49.6 163 36 365.3 365.3 299.7 365.5 0.03 37 150 13310 -47.9 -72.9 4 25.0 -48.7 170 35 387.5 387.5 303.4 387.6 0.01 38 140 13765 -47.7 -79.7 1 32.0 -48.6 170 34 395.6 395.6 304.6 395.6 0.00 39 101 15905 -50.7 -82.7 1 32.0 -51.5 170 29 428.5 428.5 308.7 428.6 0.00 40 100 15970 -50.7 -82.7 1 32.0 -51.5 170 29 429.8 429.8 308.8 429.8 0.00 41 70 18280 -53.5 -84.5 1 31.0 -54.4 200 27 469.9 469.9 312.6 470.0 0.00 42 50 20420 -57.3 -87.3 1 30.0 -58.1 220 19 508.4 508.4 315.5 508.5 0.00 43 30 23610 -61.7 -89.7 1 28.0 -62.4 230 25 576.4 576.4 319.5 576.5 0.00 44 20 26120 -63.7 -88.7 2 25.0 -64.6 235 21 641.2 641.2 322.3 641.2 0.01 45 15 27876 -65.9 -89.9 2 24.0 -66.7 239 26 688.9 688.9 324.1 688.9 0.01 46 10 30340 -65.5 -89.5 2 24.0 -66.8 245 33 775.1 775.1 326.6 775.2 0.01 47 2.9 38021 -57.1 -83.1 2 26.0 -63.6 1149.0 1149.1 333.3 1150.8 0.14 TRP 288 9001 -48.7 -57.7 34 9.0 -49.0 155 48 320.4 320.4 288.9 320.6 0.05 WND 365 7419 -39.7 -43.2 69 3.6 -39.9 160 69 311.5 311.5 286.2 312.3 0.23 Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.44 inches Sfc-500 mean rel hum: 91.88 % Est. max temperature: 7.86 C = 46.14 F Sfc-Lift cond lev (LCL): 952.58 mb = 297.65 m = 976.54 ft T: -6.87 C 700-500 lapse rate: 7.68 C/km ThetaE index: 5.87 C Layer 700.0- 622.0 mb Conv cond level (CCL): 932.70 mb = 461.66 m = 1514.61 ft Mean mixing ratio: 2.23 g/kg Conv temperature: -3.68 C = 25.38 F Cap Strength: 18.23 C Lifted Index: 17.43 C Risk: None Lifted Index @300 mb: 29.56 C Lifted Index @700 mb: 15.24 C Showalter Index: 8.81 C Risk: None Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.20 C Cross Totals Index: 22.50 C K Index: 16.80 Risk: < 20 % chance of thunderstorms Sweat Index: 99.00 Risk: None Energy Index: 2.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.27 J/kg Max Up Vert Vel: 6.21 m/s Conv Inhibition (B-): 88626.75 J/kg Cap Strength: 18.20 C Lift Cond Lev (LCL): 925.75 mb = 519.86 m = 1705.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 51 at 18 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 ---------------------------------------------------------- 0 988 12 270 17 17.0 -0.0 | 250 33 31.0 11.3 1 850 1183 360 42 -0.0 -42.0 | 335 34 14.0 -30.7 2 700 2699 15 19 -4.9 -18.4 | 308 12 9.1 -7.1 3 500 5200 65 15 -13.6 -6.3 | 185 5 0.4 5.0 4 400 6790 170 60 -10.4 59.1 | 183 70 3.6 70.4 5 365 7419 160 69 -23.6 64.8 | 173 77 -9.6 76.1 6 300 8730 165 48 -12.4 46.4 | 182 58 1.6 57.7 7 288 9001 155 48 -20.3 43.5 | 173 55 -6.3 54.8 8 250 9940 160 38 -13.0 35.7 | 181 47 1.0 47.0 9 200 11410 160 36 -12.3 33.8 | 182 45 1.7 45.1 10 150 13310 170 35 -6.1 34.5 | 190 46 7.9 45.8 11 100 15970 170 29 -5.0 28.6 | 193 41 9.0 39.9 12 70 18280 200 27 9.2 25.4 | 212 43 23.2 36.7 13 50 20420 220 19 12.2 14.6 | 225 37 26.2 25.9 14 30 23610 230 25 19.2 16.1 | 230 43 33.2 27.4 15 20 26120 235 21 17.2 12.0 | 233 39 31.2 23.3 16 10 30340 245 33 29.9 13.9 | 240 51 43.9 25.2 Wind Parameters Mean winds (0-6000m): 21.1 at 24.0 knts Storm direction: 51.1 at 18.0 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 59.1 deg Storm rel helicity (0-3000m) pos: 486.7 neg: -34.9 tot: 451.8 m^2/s^2 ave: 150.6 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 13.5 stream: 7.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.36 Bulk Shear: 53.79 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 ------------------------------------------------------------------------------- 500 329 22 286 26| 18.3 0.0 18.3|167.5 0.0 167.5 335.0 0.98| 18.9 18.6 1000 332 28 296 30| 19.7 0.0 19.7|397.7 0.0 397.7 397.7 0.99| 22.1 21.9 1500 345 32 311 29| 14.3 0.0 14.3|486.1 -1.6 484.5 323.0 0.90| 19.9 17.9 2000 351 32 317 28| 9.3 0.0 9.3|486.1 -11.6 474.5 237.3 0.77| 17.0 13.0 2500 354 31 318 26| 6.3 0.0 6.3|486.1 -27.9 458.2 183.3 0.63| 15.2 9.6 3000 357 29 318 24| 5.0 0.0 5.0|486.7 -34.9 451.8 150.6 0.57| 13.5 7.7 4000 2 26 319 20| 4.0 0.0 4.0|486.8 -36.2 450.7 112.7 0.52| 11.0 5.7 5000 9 24 320 16| 3.2 0.0 3.2|486.8 -38.8 448.0 89.6 0.44| 9.4 4.1 6000 21 24 334 12| 4.6 0.0 4.6|531.4 -50.1 481.3 80.2 0.31| 10.8 3.4 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251007.11.gif