UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042611.upa.cvt Date: 1100Z 26 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 26 APR 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 1022 12 -16.9 -21.9 65 5.0 -17.6 320 1 254.7 254.8 254.1 256.4 0.65 1 999 182 -18.1 -20.8 79 2.7 -18.5 318 2 255.1 255.2 254.7 257.1 0.73 2 983 303 -16.3 -19.6 76 3.3 -16.9 316 2 258.1 258.2 257.3 260.3 0.82 3 965 441 -16.3 -20.1 72 3.8 -16.9 314 3 259.5 259.6 258.4 261.7 0.80 4 961 473 -14.5 -18.8 70 4.3 -15.3 313 3 261.6 261.8 260.3 264.1 0.90 5 929 728 -15.7 -20.7 65 5.0 -16.6 310 4 262.9 263.1 261.1 265.1 0.79 6 908 900 -13.9 -20.9 55 7.0 -15.2 307 5 266.5 266.6 263.7 268.8 0.79 7 903 942 -12.9 -19.9 56 7.0 -14.2 307 5 268.0 268.1 264.9 270.4 0.87 8 870 1225 -13.9 -23.9 43 10.0 -15.6 303 6 269.8 269.9 265.8 271.6 0.64 9 856 1348 -14.1 -23.1 46 9.0 -15.7 301 7 270.8 270.9 266.6 272.8 0.70 10 850 1401 -13.5 -22.5 47 9.0 -15.2 300 7 272.0 272.1 267.4 274.2 0.74 11 840 1491 -12.1 -22.1 43 10.0 -14.0 298 8 274.4 274.5 269.1 276.7 0.77 12 826 1620 -12.7 -21.7 47 9.0 -14.5 296 9 275.1 275.2 269.6 277.5 0.81 13 799 1874 -10.5 -20.5 44 10.0 -12.7 290 11 280.1 280.2 272.8 282.8 0.94 14 776 2099 -10.9 -24.9 31 14.0 -13.6 286 13 282.0 282.1 273.4 284.0 0.65 15 759 2269 -11.7 -36.7 11 25.0 -15.2 283 14 282.9 282.9 273.2 283.6 0.22 16 739 2474 -10.7 -47.7 3 37.0 -14.9 278 16 286.2 286.2 274.8 286.4 0.07 17 726 2610 -11.1 -43.1 5 32.0 -15.1 276 17 287.2 287.2 275.4 287.6 0.12 18 700 2889 -13.5 -41.5 7 28.0 -16.9 270 19 287.5 287.6 275.6 288.0 0.14 19 637 3601 -17.3 -45.3 7 28.0 -20.2 270 22 291.1 291.1 277.4 291.4 0.10 20 588 4196 -21.7 -47.7 8 26.0 -23.9 270 25 292.7 292.7 278.2 293.0 0.09 21 548 4711 -25.9 -49.9 9 24.0 -27.6 270 28 293.7 293.7 278.6 293.9 0.07 22 500 5370 -29.5 -53.5 8 24.0 -30.9 270 31 297.1 297.1 280.1 297.3 0.05 23 400 6930 -39.3 -63.3 6 24.0 -40.0 275 48 303.9 303.9 283.0 304.0 0.02 24 391 7085 -40.3 -55.3 19 15.0 -40.9 275 50 304.6 304.6 283.3 304.8 0.05 25 382 7244 -41.7 -50.7 37 9.0 -42.1 275 51 304.8 304.8 283.4 305.1 0.10 26 347 7887 -47.1 -55.1 40 8.0 -47.3 275 58 306.0 306.0 283.9 306.2 0.06 27 339 8041 -47.9 -55.9 39 8.0 -48.1 275 60 306.9 306.9 284.2 307.1 0.06 28 327 8278 -48.5 -52.7 62 4.2 -48.6 275 63 309.3 309.3 285.2 309.6 0.09 29 322 8380 -49.2 -53.7 59 4.5 -49.4 275 64 309.7 309.7 285.3 309.9 0.08 30 300 8840 -52.5 -58.5 48 6.0 -52.6 275 64 311.3 311.4 285.9 311.5 0.05 31 288 9102 -53.9 -58.9 54 5.0 -54.0 275 62 313.0 313.0 286.5 313.2 0.05 32 280 9282 -54.9 -61.9 42 7.0 -55.0 275 60 314.1 314.1 286.8 314.2 0.03 33 269 9539 -53.7 -84.7 1 31.0 -53.9 275 56 319.5 319.5 288.6 319.5 0.00 34 250 10010 -52.5 -77.5 3 25.0 -52.8 275 48 328.0 328.0 291.2 328.0 0.00 35 221 10810 -51.3 -83.3 1 32.0 -51.7 278 39 341.6 341.6 294.7 341.6 0.00 36 200 11460 -50.5 -82.5 1 32.0 -51.0 280 31 352.8 352.8 297.3 352.8 0.00 37 176 12301 -45.7 -79.7 1 34.0 -46.6 280 24 373.8 373.8 301.2 373.8 0.00 38 156 13094 -50.7 -82.7 1 32.0 -51.2 280 17 378.4 378.4 302.0 378.5 0.00 39 150 13350 -49.1 -82.1 1 33.0 -49.8 280 15 385.5 385.5 303.1 385.5 0.00 40 137 13948 -46.9 -80.9 1 34.0 -47.9 283 15 399.5 399.5 305.1 399.5 0.00 41 122 14711 -50.5 -82.5 1 32.0 -51.2 288 15 406.4 406.4 306.0 406.4 0.00 42 102 15889 -47.1 -80.1 1 33.0 -48.3 294 15 434.3 434.3 309.3 434.3 0.01 43 101 15954 -47.5 -80.5 1 33.0 -48.7 295 15 434.7 434.7 309.3 434.7 0.01 44 100 16020 -47.7 -80.7 1 33.0 -48.9 295 15 435.6 435.6 309.4 435.6 0.01 45 91 16637 -50.5 -82.5 1 32.0 -51.5 312 14 441.9 441.9 310.1 441.9 0.00 46 79 17557 -50.1 -83.1 1 33.0 -51.2 338 14 461.0 461.0 311.8 461.0 0.01 47 70 18350 -47.7 -80.7 1 33.0 -49.3 360 13 482.3 482.3 313.7 482.4 0.01 48 67 18639 -46.5 -80.5 1 34.0 -48.4 2 12 491.0 491.0 314.3 491.1 0.01 49 50 20570 -48.7 -81.7 1 33.0 -50.6 15 5 528.7 528.7 316.8 528.8 0.01 50 40 22038 -50.1 -83.1 1 33.0 -52.1 63 6 560.0 560.0 318.6 560.1 0.01 51 30 23930 -48.5 -81.5 1 33.0 -51.4 125 7 612.4 612.4 321.2 612.5 0.02 52 24 25406 -46.1 -80.1 1 34.0 -50.3 136 7 659.8 659.8 323.0 660.0 0.03 53 21 26288 -48.9 -81.9 1 33.0 -52.6 143 7 677.0 677.0 323.7 677.2 0.02 54 20 26610 -46.9 -80.9 1 34.0 -51.4 145 7 692.6 692.6 324.2 692.8 0.03 55 10 31220 -44.1 -79.1 1 35.0 -52.2 230 5 854.9 855.0 328.5 855.7 0.08 56 7.3 33354 -39.3 -75.3 1 36.0 -51.4 955.1 955.2 330.5 957.3 0.19 TRP 280 9282 -54.9 -61.9 42 7.0 -55.0 275 60 314.1 314.1 286.8 314.2 0.03 WND 322 8380 -49.2 -53.7 59 4.5 -49.4 275 64 309.7 309.7 285.3 309.9 0.08 Sounding variables and indices 1000-500 mb thick: 5195.52 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 26.32 % Est. max temperature: -1.80 C = 28.77 F Sfc-Lift cond lev (LCL): 941.65 mb = 625.91 m = 2053.48 ft T: -15.22 C 700-500 lapse rate: 6.45 C/km ThetaE index: 0.36 C Layer 759.0- 739.0 mb Conv cond level (CCL): 533.94 mb = 4897.75 m = 16068.52 ft Mean mixing ratio: 0.79 g/kg Conv temperature: 23.32 C = 73.98 F Cap Strength: 27.37 C Lifted Index: 29.43 C Risk: None Lifted Index @300 mb: 35.49 C Lifted Index @700 mb: 24.24 C Showalter Index: 19.05 C Risk: None Total Totals Index: 23.00 C Risk: None Vertical Totals Index: 16.00 C Cross Totals Index: 7.00 C K Index: -34.50 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 5.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.41 J/kg Max Up Vert Vel: 9.10 m/s Conv Inhibition (B-): 93005.91 J/kg Cap Strength: 29.01 C Lift Cond Lev (LCL): 908.99 mb = 892.18 m = 2927.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 14 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 1022 12 320 1 0.6 -0.8 | 122 13 -10.8 6.7 1 850 1401 300 7 6.1 -3.5 | 126 7 -5.4 4.0 2 700 2889 270 19 19.0 -0.0 | 225 11 7.5 7.5 3 500 5370 270 31 31.0 -0.0 | 249 21 19.5 7.5 4 400 6930 275 48 47.8 -4.2 | 265 36 36.3 3.3 5 322 8380 275 64 63.8 -5.6 | 268 52 52.3 1.9 6 300 8840 275 64 63.8 -5.6 | 268 52 52.3 1.9 7 280 9282 275 60 59.8 -5.2 | 267 48 48.3 2.3 8 250 10010 275 48 47.8 -4.2 | 265 36 36.3 3.3 9 200 11460 280 31 30.5 -5.4 | 264 19 19.1 2.1 10 150 13350 280 15 14.8 -2.6 | 214 6 3.3 4.9 11 100 16020 295 15 13.6 -6.3 | 241 2 2.1 1.2 12 70 18350 360 13 -0.0 -13.0 | 64 13 -11.5 -5.5 13 50 20570 15 5 -1.3 -4.8 | 102 13 -12.8 2.7 14 30 23930 125 7 -5.7 4.0 | 124 21 -17.2 11.5 15 20 26610 145 7 -4.0 5.7 | 130 20 -15.5 13.2 16 10 31220 230 5 3.8 3.2 | 144 13 -7.6 10.7 Wind Parameters Mean winds (0-6000m): 273.1 at 18.3 knts Storm direction: 303.1 at 13.7 knts Shear (0-3000m) pos: 0.0 neg: 3.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 105.4 deg Storm rel helicity (0-3000m) pos: 14.1 neg: -1.0 tot: 13.1 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.15 Bulk Shear: 36.14 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 ------------------------------------------------------------------------------- 500 295 2 125 12| 0.0 2.2 2.2| 0.0 -1.0 -1.0 -2.1 -0.15| 2.2 -0.3 1000 303 3 123 11| 0.0 2.2 2.2| 0.5 -1.0 -0.5 -0.5 -0.03| 2.3 -0.1 1500 302 4 124 9| 0.0 2.4 2.4| 2.5 -1.0 1.4 0.9 0.13| 2.4 0.3 2000 297 6 127 8| 0.0 2.9 2.9| 6.7 -1.0 5.6 2.8 0.40| 3.0 1.2 2500 290 7 137 7| 0.0 3.1 3.1| 11.0 -1.0 10.0 4.0 0.49| 3.3 1.6 3000 282 9 154 6| 0.0 3.3 3.3| 14.1 -1.0 13.1 4.4 0.45| 3.5 1.6 4000 277 12 185 6| 0.0 3.1 3.1| 23.7 -1.0 22.7 5.7 0.47| 3.3 1.6 5000 274 15 210 7| 0.0 2.9 2.9| 33.3 -1.0 32.3 6.5 0.47| 3.1 1.5 6000 273 18 226 9| 0.8 2.5 3.2| 57.8 -1.0 56.7 9.5 0.46| 3.4 1.6 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250426.11.gif