UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120711.upa.cvt Date: 1100Z 7 DEC 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 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 1025 12 -25.7 -28.7 76 3.0 -25.9 0 0 245.7 245.8 245.6 246.6 0.35 1 1008 135 -20.3 -21.9 87 1.6 -20.5 350 0 252.3 252.4 252.1 254.0 0.66 2 999 202 -19.9 -20.9 92 1.0 -20.0 344 0 253.3 253.4 253.2 255.3 0.72 3 991 261 -19.1 -21.6 81 2.5 -19.4 339 1 254.7 254.8 254.2 256.6 0.69 4 986 299 -17.1 -21.3 70 4.2 -17.7 336 1 257.1 257.2 256.3 259.0 0.71 5 975 385 -12.5 -18.5 61 6.0 -13.6 329 1 262.5 262.7 261.0 265.1 0.91 6 964 472 -10.7 -19.7 48 9.0 -12.5 322 1 265.2 265.4 262.9 267.5 0.83 7 955 544 -10.9 -20.9 44 10.0 -12.8 317 1 265.7 265.8 263.1 267.9 0.76 8 912 899 -10.9 -20.9 44 10.0 -12.9 288 2 269.3 269.4 265.7 271.5 0.79 9 888 1105 -8.7 -19.7 41 11.0 -11.1 272 2 273.6 273.7 268.8 276.2 0.90 10 850 1444 -9.7 -20.7 40 11.0 -12.1 245 3 276.0 276.1 270.2 278.5 0.86 11 814 1778 -9.7 -19.7 44 10.0 -12.0 206 3 279.4 279.6 272.5 282.3 0.98 12 781 2096 -11.7 -25.7 30 14.0 -14.3 169 4 280.6 280.7 272.6 282.4 0.60 13 700 2929 -15.7 -31.7 24 16.0 -18.1 70 5 285.1 285.2 274.8 286.3 0.38 14 695 2983 -15.9 -31.9 24 16.0 -18.3 69 5 285.5 285.5 274.9 286.7 0.38 15 640 3596 -20.7 -36.7 22 16.0 -22.5 63 6 286.8 286.9 275.5 287.7 0.26 16 620 3830 -22.1 -41.1 16 19.0 -24.0 61 6 287.8 287.9 275.8 288.4 0.17 17 590 4191 -25.1 -43.1 17 18.0 -26.6 57 6 288.5 288.5 276.1 288.9 0.14 18 547 4736 -28.9 -49.9 11 21.0 -30.2 52 6 290.2 290.3 276.9 290.5 0.07 19 500 5370 -34.1 -51.1 16 17.0 -35.0 45 7 291.5 291.5 277.5 291.7 0.07 20 430 6406 -43.1 -54.1 29 11.0 -43.5 82 8 292.9 292.9 278.2 293.1 0.06 21 400 6890 -46.5 -59.5 21 13.0 -46.8 100 9 294.6 294.6 278.9 294.7 0.03 22 312 8503 -57.9 -64.9 40 7.0 -58.0 247 4 300.3 300.3 281.5 300.4 0.02 23 300 8750 -59.5 -66.5 40 7.0 -59.6 270 3 301.5 301.5 282.0 301.5 0.02 24 275 9288 -62.9 -70.9 33 8.0 -63.0 268 3 304.1 304.2 283.1 304.2 0.01 25 250 9870 -64.9 -72.9 32 8.0 -65.0 265 3 309.6 309.6 285.2 309.6 0.01 26 244 10018 -65.5 -72.5 37 7.0 -65.5 290 1 310.8 310.8 285.7 310.9 0.01 27 215 10788 -64.3 -71.3 38 7.0 -64.4 268 9 324.2 324.2 290.0 324.2 0.01 28 200 11230 -63.3 -75.3 18 12.0 -63.4 255 13 332.5 332.5 292.4 332.5 0.01 29 196 11354 -63.3 -76.3 16 13.0 -63.4 257 13 334.4 334.4 292.9 334.5 0.01 30 188 11610 -62.9 -77.9 12 15.0 -63.0 261 13 339.1 339.1 294.1 339.1 0.00 31 177 11981 -62.3 -78.3 10 16.0 -62.4 268 14 346.0 346.0 295.7 346.0 0.00 32 167 12339 -62.1 -80.1 7 18.0 -62.2 274 14 352.1 352.1 297.1 352.1 0.00 33 150 13000 -63.1 -83.1 5 20.0 -63.2 285 15 361.4 361.4 299.0 361.4 0.00 34 124 14166 -64.9 -92.9 1 28.0 -65.0 273 14 378.3 378.3 302.0 378.3 0.00 35 109 14955 -63.5 -91.5 1 28.0 -63.7 265 13 395.2 395.2 304.5 395.2 0.00 36 101 15420 -66.1 -94.1 1 28.0 -66.2 261 13 398.9 398.9 305.0 398.9 0.00 37 100 15480 -66.5 -94.5 1 28.0 -66.6 260 13 399.2 399.2 305.1 399.2 0.00 38 70 17630 -68.3 -95.3 1 27.0 -68.4 280 23 438.3 438.3 309.7 438.3 0.00 39 50 19620 -73.1 -99.1 1 26.0 -73.2 280 31 471.2 471.2 312.7 471.2 0.00 40 36 21531 -76.7 -101.7 1 25.0 -76.8 303 30 508.3 508.3 315.5 508.3 0.00 41 30 22580 -77.1 -101.1 1 24.0 -77.2 315 29 534.5 534.5 317.2 534.5 0.00 42 20 24900 -79.5 -103.5 1 24.0 -79.6 305 31 592.8 592.8 320.3 592.8 0.00 43 18 25499 -80.7 -103.7 1 23.0 -80.8 307 32 607.2 607.2 320.9 607.2 0.00 44 10 28830 -80.3 -104.3 1 24.0 -80.5 320 38 719.8 719.8 325.0 719.8 0.00 45 5.0 32831 -71.8 -98.2 1 26.4 -72.9 325 64 916.2 916.2 329.7 916.2 0.00 46 4.2 33865 -69.7 -96.7 1 27.0 -71.3 973.2 973.2 330.7 973.3 0.01 TRP 244 10018 -65.5 -72.5 37 7.0 -65.5 290 1 310.8 310.8 285.7 310.9 0.01 WND 5.0 32831 -71.8 -98.2 1 26.4 -72.9 325 64 916.2 916.2 329.7 916.2 0.00 Sounding variables and indices 1000-500 mb thick: 5175.85 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 30.75 % Est. max temperature: 3.19 C = 37.74 F Sfc-Lift cond lev (LCL): 974.79 mb = 386.21 m = 1267.09 ft T: -12.47 C 700-500 lapse rate: 7.54 C/km ThetaE index: 0.00 C Layer 1025.0-2128654499840.0 mb Conv cond level (CCL): 566.15 mb = 4488.22 m = 14724.95 ft Mean mixing ratio: 0.73 g/kg Conv temperature: 18.34 C = 65.01 F Cap Strength: 23.93 C Lifted Index: 24.24 C Risk: None Lifted Index @300 mb: 27.99 C Lifted Index @700 mb: 21.49 C Showalter Index: 11.00 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 24.40 C Cross Totals Index: 13.40 C K Index: -12.30 Risk: None Sweat Index: 13.00 Risk: None Energy Index: 2.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 91.94 J/kg Max Up Vert Vel: 13.56 m/s Conv Inhibition (B-): 60983.88 J/kg Cap Strength: 24.24 C Lift Cond Lev (LCL): 883.32 mb = 1146.01 m = 3759.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 86 at 3 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 1025 12 0 0 -0.0 -0.0 | 266 3 3.5 0.2 1 850 1444 245 3 2.7 1.3 | 257 6 6.2 1.5 2 700 2929 70 5 -4.7 -1.7 | 39 2 -1.2 -1.5 3 500 5370 45 7 -4.9 -4.9 | 17 5 -1.5 -4.7 4 400 6890 100 9 -8.9 1.6 | 108 6 -5.4 1.8 5 300 8750 270 3 3.0 -0.0 | 268 6 6.5 0.2 6 250 9870 265 3 3.0 0.3 | 266 6 6.5 0.5 7 244 10018 290 1 0.9 -0.3 | 272 4 4.4 -0.1 8 200 11230 255 13 12.6 3.4 | 257 16 16.0 3.6 9 150 13000 285 15 14.5 -3.9 | 282 18 18.0 -3.7 10 100 15480 260 13 12.8 2.3 | 261 16 16.3 2.5 11 70 17630 280 23 22.7 -4.0 | 278 26 26.1 -3.8 12 50 19620 280 31 30.5 -5.4 | 279 34 34.0 -5.2 13 30 22580 315 29 20.5 -20.5 | 310 31 24.0 -20.3 14 20 24900 305 31 25.4 -17.8 | 301 34 28.9 -17.6 15 10 28830 320 38 24.4 -29.1 | 316 40 27.9 -28.9 Wind Parameters Mean winds (0-6000m): 56.5 at 4.6 knts Storm direction: 86.5 at 3.5 knts Shear (0-3000m) pos: 0.0 neg: 0.9 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 132.1 deg Storm rel helicity (0-3000m) pos: 0.7 neg: -14.1 tot: -13.4 m^2/s^2 ave: -4.5 10^-3 m/s^2 rel: -0.72 Storm rel vorticity (0-3000m) horiz: 2.9 stream: -2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 27.82 Bulk Shear: 3.31 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 ------------------------------------------------------------------------------- 500 205 0 261 4| 0.0 1.1 1.1| 0.7 0.0 0.7 1.4 0.65| 1.2 0.8 1000 230 1 259 4| 0.0 1.1 1.1| 0.7 -0.8 -0.1 -0.1 0.05| 1.4 0.1 1500 245 2 260 5| 0.0 1.1 1.1| 0.7 -4.0 -3.3 -2.2 -0.38| 1.7 -0.6 2000 230 2 253 5| 0.0 1.0 1.0| 0.7 -9.3 -8.6 -4.3 -0.62| 2.2 -1.3 2500 207 2 242 5| 0.0 0.9 0.9| 0.7 -12.6 -11.9 -4.7 -0.66| 2.6 -1.7 3000 196 3 235 5| 0.0 0.9 0.9| 0.7 -14.1 -13.4 -4.5 -0.72| 2.9 -2.1 4000 68 3 347 1| 0.0 0.8 0.8| 0.7 -14.4 -13.7 -3.4 -0.69| 2.3 -1.6 5000 59 4 1 2| 0.0 0.7 0.7| 0.7 -15.0 -14.3 -2.9 -0.67| 2.0 -1.4 6000 56 5 10 2| 0.2 0.6 0.8| 4.6 -15.3 -10.7 -1.8 -0.45| 2.0 -0.9 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20251207.11.gif