UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120723.upa.cvt Date: 2300Z 7 DEC 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 7 DEC 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 1023 12 -26.1 -28.6 79 2.5 -26.3 0 0 245.4 245.5 245.3 246.4 0.35 1 1003 156 -21.1 -21.6 96 0.5 -21.2 341 1 251.8 251.9 251.8 253.6 0.68 2 996 208 -18.3 -20.8 81 2.5 -18.7 335 1 255.1 255.3 254.7 257.1 0.73 3 984 299 -16.9 -21.1 70 4.2 -17.6 323 1 257.4 257.5 256.6 259.4 0.72 4 954 533 -13.3 -20.3 56 7.0 -14.6 294 2 263.4 263.5 261.5 265.6 0.80 5 927 751 -12.7 -21.7 47 9.0 -14.3 267 3 266.2 266.3 263.4 268.2 0.73 6 909 901 -12.5 -21.5 47 9.0 -14.2 248 3 267.9 268.0 264.6 270.0 0.75 7 850 1415 -10.5 -21.5 40 11.0 -12.8 185 5 275.1 275.3 269.6 277.5 0.81 8 777 2104 -12.3 -25.3 33 13.0 -14.7 167 6 280.4 280.5 272.5 282.3 0.63 9 771 2163 -12.5 -25.5 33 13.0 -14.9 165 6 280.8 280.9 272.7 282.7 0.62 10 700 2894 -17.1 -30.1 31 13.0 -19.1 145 7 283.5 283.6 274.0 285.0 0.45 11 666 3265 -18.9 -42.9 10 24.0 -21.3 146 7 285.6 285.6 274.6 286.0 0.13 12 637 3595 -21.5 -41.5 15 20.0 -23.5 146 8 286.3 286.3 275.0 286.8 0.16 13 586 4203 -26.3 -45.3 15 19.0 -27.8 148 8 287.6 287.6 275.6 288.0 0.11 14 500 5330 -34.3 -51.3 16 17.0 -35.1 150 9 291.2 291.2 277.4 291.5 0.07 15 400 6850 -46.3 -59.3 22 13.0 -46.6 155 9 294.8 294.8 279.0 294.9 0.03 16 315 8402 -57.3 -64.3 41 7.0 -57.4 176 4 300.4 300.4 281.5 300.4 0.02 17 300 8710 -59.5 -66.5 40 7.0 -59.6 180 3 301.5 301.5 282.0 301.5 0.02 18 272 9320 -62.7 -70.7 33 8.0 -62.7 220 5 305.4 305.4 283.5 305.4 0.01 19 250 9840 -63.7 -72.7 28 9.0 -63.7 255 7 311.4 311.4 285.8 311.4 0.01 20 240 10088 -64.5 -71.5 38 7.0 -64.6 265 7 313.8 313.8 286.7 313.9 0.01 21 227 10426 -64.1 -70.1 44 6.0 -64.1 262 7 319.5 319.5 288.6 319.5 0.01 22 214 10786 -63.1 -72.1 29 9.0 -63.1 259 7 326.5 326.5 290.7 326.5 0.01 23 200 11200 -62.5 -74.5 18 12.0 -62.6 255 7 333.8 333.8 292.7 333.8 0.01 24 190 11518 -61.3 -76.3 12 15.0 -61.4 259 8 340.6 340.6 294.5 340.7 0.01 25 185 11684 -62.3 -80.3 7 18.0 -62.4 262 9 341.6 341.6 294.7 341.6 0.00 26 150 12980 -62.9 -82.9 5 20.0 -63.0 280 13 361.7 361.7 299.0 361.7 0.00 27 133 13720 -62.7 -88.7 2 26.0 -62.9 281 15 374.7 374.7 301.4 374.7 0.00 28 126 14051 -64.1 -92.1 1 28.0 -64.3 282 16 378.0 378.0 301.9 378.0 0.00 29 101 15400 -65.3 -93.3 1 28.0 -65.4 285 19 400.4 400.4 305.3 400.4 0.00 30 100 15460 -65.5 -93.5 1 28.0 -65.7 285 19 401.2 401.2 305.3 401.2 0.00 31 70 17610 -68.5 -95.5 1 27.0 -68.7 280 23 437.8 437.8 309.7 437.8 0.00 32 66 17961 -68.9 -95.9 1 27.0 -69.1 282 24 444.4 444.4 310.3 444.4 0.00 33 50 19600 -73.5 -98.5 1 25.0 -73.6 290 29 470.3 470.3 312.7 470.3 0.00 34 44 20343 -75.9 -100.9 1 25.0 -76.0 293 30 481.9 481.9 313.6 481.9 0.00 35 30 22550 -77.1 -101.1 1 24.0 -77.2 300 33 534.5 534.5 317.2 534.5 0.00 36 20 24860 -80.1 -104.1 1 24.0 -80.2 310 38 591.0 591.0 320.2 591.0 0.00 37 16 26122 -81.9 -104.9 1 23.0 -82.0 312 39 624.1 624.1 321.6 624.1 0.00 38 10 28780 -79.7 -103.7 1 24.0 -79.9 315 40 722.1 722.1 325.1 722.1 0.00 39 5.0 32788 -71.7 -97.7 1 25.9 -72.8 330 58 916.6 916.6 329.7 916.7 0.00 40 4.9 32908 -71.5 -97.5 1 26.0 -72.6 923.0 923.0 329.8 923.0 0.01 TRP 240 10088 -64.5 -71.5 38 7.0 -64.6 265 7 313.8 313.8 286.7 313.9 0.01 WND 5.0 32788 -71.7 -97.7 1 25.9 -72.8 330 58 916.6 916.6 329.7 916.7 0.00 Sounding variables and indices 1000-500 mb thick: 5151.55 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 31.36 % Est. max temperature: 0.85 C = 33.53 F Sfc-Lift cond lev (LCL): 981.04 mb = 321.61 m = 1055.13 ft T: -16.55 C 700-500 lapse rate: 7.06 C/km ThetaE index: 0.00 C Layer 1023.0--66188687651123427803136.0 mb Conv cond level (CCL): 573.40 mb = 4357.17 m = 14295.01 ft Mean mixing ratio: 0.70 g/kg Conv temperature: 16.86 C = 62.35 F Cap Strength: 23.37 C Lifted Index: 25.21 C Risk: None Lifted Index @300 mb: 28.96 C Lifted Index @700 mb: 21.26 C Showalter Index: 11.56 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 12.80 C K Index: -10.70 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 2.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 75.60 J/kg Max Up Vert Vel: 12.30 m/s Conv Inhibition (B-): 73922.48 J/kg Cap Strength: 25.05 C Lift Cond Lev (LCL): 896.62 mb = 1005.99 m = 3300.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 185 at 5 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 1023 12 0 0 -0.0 -0.0 | 5 5 -0.4 -4.8 1 850 1415 185 5 0.4 5.0 | 194 0 0.1 0.2 2 700 2894 145 7 -4.0 5.7 | 102 5 -4.4 1.0 3 500 5330 150 9 -4.5 7.8 | 122 6 -4.9 3.0 4 400 6850 155 9 -3.8 8.2 | 129 5 -4.2 3.4 5 300 8710 180 3 0.0 3.0 | 12 2 -0.4 -1.8 6 250 9840 255 7 6.8 1.8 | 295 7 6.4 -3.0 7 240 10088 265 7 7.0 0.6 | 302 8 6.6 -4.2 8 200 11200 255 7 6.8 1.8 | 295 7 6.4 -3.0 9 150 12980 280 13 12.8 -2.3 | 299 14 12.4 -7.0 10 100 15460 285 19 18.4 -4.9 | 298 20 18.0 -9.7 11 70 17610 280 23 22.7 -4.0 | 291 24 22.3 -8.8 12 50 19600 290 29 27.3 -9.9 | 299 31 26.9 -14.7 13 30 22550 300 33 28.6 -16.5 | 307 35 28.2 -21.3 14 20 24860 310 38 29.1 -24.4 | 315 41 28.7 -29.2 15 10 28780 315 40 28.3 -28.3 | 320 43 27.9 -33.1 Wind Parameters Mean winds (0-6000m): 154.6 at 6.4 knts Storm direction: 184.6 at 4.8 knts Shear (0-3000m) pos: 0.0 neg: 1.2 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 98.9 deg Storm rel helicity (0-3000m) pos: 0.1 neg: -7.7 tot: -7.6 m^2/s^2 ave: -2.5 10^-3 m/s^2 rel: -0.56 Storm rel vorticity (0-3000m) horiz: 2.5 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 17.94 Bulk Shear: 4.22 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 ------------------------------------------------------------------------------- 500 158 1 9 4| 0.0 1.8 1.8| 0.0 -2.4 -2.4 -4.7 -0.78| 2.1 -1.7 1000 168 2 13 3| 0.0 1.8 1.8| 0.0 -5.9 -5.9 -5.9 -0.78| 2.8 -2.2 1500 185 3 4 2| 0.0 1.8 1.8| 0.0 -6.7 -6.7 -4.5 -0.67| 3.4 -2.3 2000 181 3 13 1| 0.0 1.5 1.5| 0.0 -6.8 -6.8 -3.4 -0.62| 3.0 -1.8 2500 174 4 40 1| 0.0 1.3 1.3| 0.0 -7.2 -7.2 -2.9 -0.59| 2.7 -1.6 3000 167 4 70 1| 0.0 1.2 1.2| 0.1 -7.7 -7.6 -2.5 -0.56| 2.5 -1.4 4000 159 5 91 2| 0.1 0.9 1.0| 1.0 -7.7 -6.7 -1.7 -0.48| 2.0 -0.9 5000 156 6 101 3| 0.2 0.7 0.9| 2.0 -7.7 -5.7 -1.1 -0.41| 1.7 -0.7 6000 155 6 108 3| 0.2 0.6 0.8| 2.8 -7.7 -4.9 -0.8 -0.36| 1.4 -0.5 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251207.23.gif