UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:2300Z 8 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 1024 12 -27.5 -30.4 76 2.9 -27.7 0 0 244.0 244.0 243.9 244.8 0.30 1 1009 119 -22.1 -25.1 77 3.0 -22.4 349 1 250.4 250.5 250.1 251.7 0.49 2 984 304 -19.9 -25.9 59 6.0 -20.6 331 1 254.4 254.5 253.5 255.7 0.47 3 978 350 -19.1 -27.1 49 8.0 -20.0 327 2 255.7 255.7 254.5 256.8 0.42 4 972 395 -19.1 -28.1 45 9.0 -20.1 322 2 256.1 256.2 254.8 257.2 0.39 5 969 418 -19.3 -28.3 45 9.0 -20.3 320 2 256.1 256.2 254.8 257.2 0.38 6 908 902 -18.3 -28.3 41 10.0 -19.6 273 5 262.0 262.0 259.6 263.2 0.41 7 889 1059 -18.5 -27.5 45 9.0 -19.7 258 5 263.4 263.4 260.7 264.7 0.45 8 877 1161 -16.3 -26.3 42 10.0 -17.7 248 6 266.7 266.8 263.3 268.1 0.51 9 850 1396 -16.3 -24.3 50 8.0 -17.6 225 7 269.1 269.2 265.3 270.9 0.63 10 827 1602 -15.9 -24.9 46 9.0 -17.4 217 8 271.6 271.7 267.0 273.4 0.61 11 812 1741 -14.7 -20.7 60 6.0 -15.9 212 8 274.3 274.5 269.2 276.9 0.90 12 804 1816 -14.1 -25.1 39 11.0 -16.0 209 9 275.7 275.8 269.7 277.6 0.62 13 796 1892 -13.5 -22.5 47 9.0 -15.2 206 9 277.2 277.3 270.8 279.5 0.79 14 774 2104 -14.5 -15.3 94 0.8 -14.7 198 10 278.3 278.6 272.7 282.6 1.50 15 769 2153 -14.5 -15.2 94 0.7 -14.7 197 10 278.8 279.1 273.0 283.2 1.52 16 745 2393 -15.5 -18.0 81 2.5 -16.0 188 11 280.3 280.5 273.4 283.9 1.24 17 700 2860 -19.1 -21.2 83 2.1 -19.5 170 13 281.3 281.5 273.6 284.3 1.00 18 633 3601 -25.3 -27.7 80 2.4 -25.6 163 15 282.5 282.6 273.6 284.4 0.62 19 582 4205 -30.7 -32.4 85 1.7 -30.9 156 17 283.0 283.1 273.7 284.4 0.43 20 570 4353 -31.5 -33.1 86 1.6 -31.7 155 18 283.8 283.9 274.0 285.1 0.41 21 524 4945 -35.1 -41.1 54 6.0 -35.5 148 20 286.4 286.4 275.1 287.0 0.20 22 500 5270 -37.9 -42.1 65 4.2 -38.1 145 21 286.8 286.9 275.3 287.5 0.19 23 486 5465 -39.3 -41.9 76 2.6 -39.4 144 21 287.4 287.5 275.7 288.1 0.20 24 463 5797 -39.7 -50.7 30 11.0 -40.1 143 20 291.0 291.0 277.3 291.2 0.08 25 407 6665 -46.7 -50.7 64 4.0 -46.8 140 19 292.8 292.9 278.2 293.2 0.09 26 400 6780 -46.9 -56.9 31 10.0 -47.1 140 19 294.0 294.0 278.7 294.2 0.04 27 393 6897 -47.3 -60.3 21 13.0 -47.6 140 18 295.0 295.0 279.1 295.1 0.03 28 389 6964 -47.7 -61.7 18 14.0 -48.0 140 18 295.3 295.3 279.3 295.4 0.02 29 330 8033 -53.5 -70.5 11 17.0 -53.7 140 12 301.6 301.6 282.0 301.6 0.01 30 300 8640 -56.7 -67.7 24 11.0 -56.8 140 9 305.4 305.4 283.6 305.5 0.01 31 281 9051 -59.1 -74.1 13 15.0 -59.2 156 8 307.7 307.7 284.5 307.8 0.01 32 266 9393 -60.3 -73.3 17 13.0 -60.4 170 8 310.9 310.9 285.7 310.9 0.01 33 260 9536 -59.3 -71.3 20 12.0 -59.4 175 7 314.4 314.4 286.9 314.4 0.01 34 250 9780 -60.5 -72.5 19 12.0 -60.6 185 7 316.1 316.1 287.5 316.2 0.01 35 239 10060 -62.3 -72.3 25 10.0 -62.4 200 3 317.5 317.5 287.9 317.5 0.01 36 212 10805 -60.5 -76.5 10 16.0 -60.6 254 6 331.4 331.4 292.1 331.4 0.01 37 200 11170 -59.7 -77.7 8 18.0 -59.9 280 7 338.2 338.2 293.9 338.2 0.00 38 169 12220 -59.9 -80.9 5 21.0 -60.1 283 11 354.6 354.6 297.6 354.6 0.00 39 150 12960 -61.5 -84.5 3 23.0 -61.7 285 13 364.1 364.1 299.5 364.1 0.00 40 133 13707 -61.3 -88.3 2 27.0 -61.5 285 15 377.2 377.2 301.8 377.2 0.00 41 123 14190 -62.9 -91.9 1 29.0 -63.1 285 16 382.8 382.8 302.7 382.8 0.00 42 101 15399 -64.9 -92.9 1 28.0 -65.1 285 19 401.2 401.2 305.3 401.2 0.00 43 100 15460 -65.1 -93.1 1 28.0 -65.3 285 19 401.9 401.9 305.5 401.9 0.00 44 70 17610 -67.7 -94.7 1 27.0 -67.8 290 29 439.5 439.5 309.8 439.6 0.00 45 54 19157 -72.9 -98.9 1 26.0 -73.0 290 31 461.4 461.4 311.9 461.4 0.00 46 50 19610 -72.9 -98.9 1 26.0 -73.0 290 31 471.7 471.7 312.8 471.7 0.00 47 38 21213 -73.9 -98.9 1 25.0 -74.0 290 30 507.7 507.7 315.5 507.7 0.00 48 30 22580 -77.1 -101.1 1 24.0 -77.2 290 29 534.5 534.5 317.2 534.5 0.00 49 22 24343 -80.7 -103.7 1 23.0 -80.8 301 34 573.3 573.3 319.3 573.3 0.00 50 20 24880 -80.5 -104.5 1 24.0 -80.6 305 35 589.8 589.8 320.1 589.8 0.00 51 11 28242 -82.1 -105.1 1 23.0 -82.2 314 50 693.9 693.9 324.2 693.9 0.00 52 10 28780 -79.3 -103.3 1 24.0 -79.5 315 52 723.5 723.5 325.1 723.5 0.00 53 6.0 31724 -73.5 -99.3 1 25.8 -74.3 300 60 862.3 862.3 328.7 862.3 0.00 54 4.2 33830 -69.5 -96.5 1 27.0 -71.1 974.2 974.2 330.8 974.2 0.01 TRP 239 10060 -62.3 -72.3 25 10.0 -62.4 200 3 317.5 317.5 287.9 317.5 0.01 WND 6.0 31724 -73.5 -99.3 1 25.8 -74.3 300 60 862.3 862.3 328.7 862.3 0.00 Sounding variables and indices 1000-500 mb thick: 5084.77 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 67.84 % Est. max temperature: -4.40 C = 24.09 F Sfc-Lift cond lev (LCL): 975.25 mb = 370.45 m = 1215.36 ft T: -19.10 C 700-500 lapse rate: 7.80 C/km ThetaE index: 0.00 C Layer 1024.0--5625199722685060801057783808.0 mb Conv cond level (CCL): 545.20 mb = 4665.56 m = 15306.76 ft Mean mixing ratio: 0.42 g/kg Conv temperature: 13.96 C = 57.12 F Cap Strength: 25.29 C Lifted Index: 25.30 C Risk: None Lifted Index @300 mb: 35.04 C Lifted Index @700 mb: 23.21 C Showalter Index: 13.23 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 13.60 C K Index: -4.80 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.13 J/kg Max Up Vert Vel: 10.01 m/s Conv Inhibition (B-): 76866.87 J/kg Cap Strength: 25.30 C Lift Cond Lev (LCL): 866.40 mb = 1252.41 m = 4108.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 192 at 10 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 1024 12 0 0 -0.0 -0.0 | 12 10 -2.0 -9.3 1 850 1396 225 7 4.9 4.9 | 326 5 3.0 -4.4 2 700 2860 170 13 -2.3 12.8 | 129 5 -4.2 3.5 3 500 5270 145 21 -12.0 17.2 | 119 16 -14.0 7.9 4 400 6780 140 19 -12.2 14.6 | 110 15 -14.2 5.2 5 300 8640 140 9 -5.8 6.9 | 72 8 -7.7 -2.4 6 250 9780 185 7 0.6 7.0 | 30 3 -1.3 -2.4 7 239 10060 200 3 1.0 2.8 | 8 7 -0.9 -6.5 8 200 11170 280 7 6.9 -1.2 | 335 12 4.9 -10.6 9 150 12960 285 13 12.6 -3.4 | 320 17 10.6 -12.7 10 100 15460 285 19 18.4 -4.9 | 311 22 16.4 -14.3 11 70 17610 290 29 27.3 -9.9 | 307 32 25.3 -19.3 12 50 19610 290 31 29.1 -10.6 | 306 34 27.2 -19.9 13 30 22580 290 29 27.3 -9.9 | 307 32 25.3 -19.3 14 20 24880 305 35 28.7 -20.1 | 318 40 26.7 -29.4 15 10 28780 315 52 36.8 -36.8 | 323 58 34.8 -46.1 Wind Parameters Mean winds (0-6000m): 161.8 at 12.7 knts Storm direction: 191.8 at 9.5 knts Shear (0-3000m) pos: 0.0 neg: 2.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 118.0 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -24.0 tot: -24.0 m^2/s^2 ave: -8.0 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.72 Bulk Shear: 18.41 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 ------------------------------------------------------------------------------- 500 189 1 12 8| 0.0 2.6 2.6| 0.0 -6.0 -6.0 -12.0 -0.77| 2.9 -2.2 1000 211 2 5 7| 0.0 2.6 2.6| 0.0 -15.8 -15.8 -15.8 -0.83| 3.6 -2.9 1500 225 4 354 7| 0.0 2.6 2.6| 0.0 -20.2 -20.2 -13.5 -0.67| 4.1 -2.8 2000 218 5 349 6| 0.0 2.4 2.4| 0.0 -21.6 -21.6 -10.8 -0.63| 4.0 -2.5 2500 208 6 348 4| 0.0 2.4 2.4| 0.0 -22.7 -22.7 -9.1 -0.65| 4.0 -2.6 3000 196 7 1 2| 0.0 2.3 2.3| 0.0 -24.0 -24.0 -8.0 -0.60| 4.0 -2.4 4000 181 9 81 2| 0.0 2.2 2.2| 0.1 -25.0 -25.0 -6.2 -0.52| 3.6 -1.9 5000 170 11 112 4| 0.0 2.1 2.1| 0.1 -29.6 -29.6 -5.9 -0.49| 3.3 -1.6 6000 162 13 115 7| 0.0 1.7 1.7| 0.1 -36.7 -36.7 -6.1 -0.50| 3.0 -1.5 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251208.23.gif