UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042011.upa.cvt Date: 1100Z 20 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 20 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 1028 12 -16.7 -24.7 50 8.0 -17.8 270 9 254.4 254.5 253.7 255.8 0.50 1 1020 71 -16.5 -60.5 1 44.0 -18.7 271 9 255.2 255.2 253.1 255.2 0.01 2 1005 183 -13.9 -58.9 1 45.0 -16.6 272 9 258.9 258.9 256.2 258.9 0.01 3 990 297 -14.1 -31.1 22 17.0 -16.2 274 9 259.8 259.8 257.6 260.6 0.29 4 983 351 -14.1 -59.1 1 45.0 -16.8 275 9 260.3 260.3 257.4 260.4 0.01 5 959 539 -13.9 -32.9 18 19.0 -16.2 277 10 262.4 262.4 259.5 263.1 0.25 6 914 902 -17.1 -34.1 21 17.0 -18.9 282 10 262.7 262.8 259.8 263.4 0.23 7 898 1034 -18.3 -61.3 1 43.0 -20.5 284 10 262.8 262.8 259.3 262.8 0.01 8 892 1084 -18.1 -34.1 23 16.0 -19.8 285 10 263.5 263.6 260.4 264.2 0.24 9 883 1161 -16.1 -60.1 1 44.0 -18.7 286 11 266.4 266.4 262.0 266.4 0.01 10 882 1169 -16.7 -33.7 21 17.0 -18.6 286 11 265.8 265.9 262.2 266.6 0.25 11 850 1447 -16.7 -34.7 19 18.0 -18.7 290 11 268.7 268.7 264.2 269.4 0.24 12 829 1635 -16.5 -38.5 13 22.0 -18.8 291 11 270.8 270.8 265.6 271.3 0.17 13 822 1698 -17.5 -61.5 1 44.0 -20.0 292 11 270.4 270.4 264.9 270.4 0.01 14 779 2099 -19.3 -39.3 15 20.0 -21.2 294 12 272.6 272.7 266.8 273.2 0.16 15 700 2889 -22.3 -36.3 27 14.0 -23.7 300 13 277.8 277.8 270.2 278.6 0.24 16 664 3275 -23.7 -64.7 1 41.0 -25.6 299 16 280.4 280.4 271.4 280.5 0.01 17 652 3408 -24.7 -38.7 26 14.0 -26.0 299 16 280.8 280.8 272.0 281.4 0.21 18 635 3600 -26.1 -41.1 23 15.0 -27.3 299 18 281.3 281.3 272.2 281.9 0.17 19 584 4200 -29.7 -46.7 18 17.0 -30.7 297 22 283.9 283.9 273.6 284.3 0.10 20 569 4385 -30.7 -47.7 17 17.0 -31.7 297 23 284.9 284.9 274.1 285.2 0.09 21 500 5290 -37.1 -44.1 48 7.0 -37.5 295 29 287.8 287.8 275.8 288.3 0.15 22 470 5717 -38.9 -53.9 19 15.0 -39.5 292 33 290.7 290.7 277.1 290.9 0.05 23 462 5835 -39.3 -53.3 21 14.0 -39.8 291 34 291.6 291.7 277.6 291.8 0.06 24 426 6387 -43.7 -49.7 51 6.0 -43.9 288 38 292.9 292.9 278.2 293.2 0.10 25 400 6810 -45.3 -58.3 22 13.0 -45.6 285 42 296.1 296.1 279.7 296.2 0.04 26 394 6911 -45.7 -60.7 17 15.0 -46.0 285 43 296.9 296.9 280.0 297.0 0.03 27 393 6928 -45.9 -61.9 15 16.0 -46.2 285 43 296.8 296.8 280.0 296.9 0.02 28 347 7747 -50.1 -66.1 14 16.0 -50.4 285 48 301.9 301.9 282.1 302.0 0.02 29 322 8237 -48.9 -75.9 3 27.0 -49.3 285 45 310.1 310.1 285.4 310.1 0.00 30 300 8700 -49.9 -75.9 3 26.0 -50.3 285 42 315.0 315.0 287.1 315.0 0.00 31 293 8854 -48.7 -81.7 1 33.0 -49.1 286 40 318.9 318.9 288.3 318.9 0.00 32 250 9900 -46.5 -80.5 1 34.0 -47.1 290 29 336.9 336.9 293.6 336.9 0.00 33 218 10808 -45.9 -79.9 1 34.0 -46.6 296 25 351.3 351.3 296.9 351.3 0.00 34 200 11380 -45.5 -79.5 1 34.0 -46.3 300 23 360.7 360.7 298.8 360.7 0.00 35 167 12590 -43.9 -78.9 1 35.0 -45.0 287 19 382.5 382.5 302.6 382.5 0.00 36 150 13310 -45.3 -79.3 1 34.0 -46.3 280 17 392.0 392.0 304.1 392.0 0.00 37 138 13868 -43.5 -78.5 1 35.0 -44.9 289 17 404.6 404.6 305.8 404.7 0.01 38 106 15624 -47.5 -80.5 1 33.0 -48.6 319 15 428.7 428.7 308.7 428.8 0.01 39 101 15944 -46.5 -80.5 1 34.0 -47.8 324 15 436.6 436.6 309.6 436.7 0.01 40 100 16010 -46.3 -80.3 1 34.0 -47.7 325 15 438.3 438.3 309.7 438.3 0.01 41 73 18101 -44.9 -78.9 1 34.0 -46.9 329 11 482.5 482.5 313.7 482.6 0.01 42 70 18380 -45.9 -79.9 1 34.0 -47.8 330 11 486.2 486.2 314.0 486.2 0.01 43 60 19404 -48.9 -81.9 1 33.0 -50.5 289 14 501.4 501.4 315.1 501.4 0.01 44 50 20610 -47.3 -80.3 1 33.0 -49.5 240 17 532.0 532.0 317.1 532.1 0.01 45 30 23980 -48.7 -81.7 1 33.0 -51.6 290 3 611.9 611.9 321.2 612.0 0.02 46 20 26650 -47.9 -80.9 1 33.0 -52.0 315 3 689.6 689.6 324.1 689.8 0.03 47 11 30590 -48.9 -81.9 1 33.0 -54.5 345 10 814.5 814.5 327.6 814.9 0.04 48 10 31220 -46.5 -80.5 1 34.0 -53.5 350 11 846.0 846.0 328.3 846.6 0.06 49 6.4 34219 -40.9 -76.9 1 36.0 -52.7 984.9 985.0 330.9 986.9 0.17 TRP 347 7747 -50.1 -66.1 14 16.0 -50.4 285 48 301.9 301.9 282.1 302.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5069.24 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 19.46 % Est. max temperature: -4.87 C = 23.24 F Sfc-Lift cond lev (LCL): 901.62 mb = 1004.17 m = 3294.49 ft T: -18.03 C 700-500 lapse rate: 6.16 C/km ThetaE index: 0.88 C Layer 822.0- 779.0 mb Conv cond level (CCL): 396.25 mb = 6872.72 m = 22548.03 ft Mean mixing ratio: 0.16 g/kg Conv temperature: 25.79 C = 78.43 F Cap Strength: 20.73 C Lifted Index: 22.29 C Risk: None Lifted Index @300 mb: 38.50 C Lifted Index @700 mb: 15.88 C Showalter Index: 15.26 C Risk: None Total Totals Index: 22.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 2.40 C K Index: -28.30 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 4.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.82 J/kg Max Up Vert Vel: 7.72 m/s Conv Inhibition (B-): 77544.64 J/kg Cap Strength: 22.16 C Lift Cond Lev (LCL): 675.81 mb = 3146.28 m = 10322.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 13 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 1028 12 270 9 9.0 -0.0 | 186 11 1.1 10.6 1 850 1447 290 11 10.3 -3.8 | 200 7 2.4 6.9 2 700 2889 300 13 11.3 -6.5 | 219 5 3.4 4.1 3 500 5290 295 29 26.3 -12.3 | 275 18 18.4 -1.6 4 400 6810 285 42 40.6 -10.9 | 270 33 32.7 -0.2 5 347 7747 285 48 46.4 -12.4 | 273 39 38.5 -1.8 6 300 8700 285 42 40.6 -10.9 | 270 33 32.7 -0.2 7 250 9900 290 29 27.3 -9.9 | 268 19 19.4 0.7 8 200 11380 300 23 19.9 -11.5 | 274 12 12.0 -0.9 9 150 13310 280 17 16.7 -3.0 | 229 12 8.8 7.7 10 100 16010 325 15 8.6 -12.3 | 337 2 0.7 -1.6 11 70 18380 330 11 5.5 -9.5 | 115 3 -2.4 1.1 12 50 20610 240 17 14.7 8.5 | 200 20 6.8 19.1 13 30 23980 290 3 2.8 -1.0 | 152 11 -5.1 9.6 14 20 26650 315 3 2.1 -2.1 | 146 10 -5.8 8.5 15 10 31220 350 11 1.9 -10.8 | 88 6 -6.0 -0.2 Wind Parameters Mean winds (0-6000m): 293.4 at 17.7 knts Storm direction: 323.4 at 13.3 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 41.4 deg Storm rel helicity (0-3000m) pos: 9.9 neg: 0.0 tot: 9.9 m^2/s^2 ave: 3.3 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 1.3 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.54 Bulk Shear: 11.72 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 ------------------------------------------------------------------------------- 500 274 9 188 10| 1.4 0.0 1.4| 2.1 0.0 2.1 4.2 0.59| 1.4 0.8 1000 278 10 190 9| 1.4 0.0 1.4| 3.9 0.0 3.9 3.9 0.56| 1.4 0.8 1500 281 10 193 9| 1.4 0.0 1.4| 5.3 0.0 5.3 3.6 0.54| 1.4 0.8 2000 284 10 195 8| 1.3 0.0 1.3| 6.6 0.0 6.6 3.3 0.57| 1.3 0.8 2500 287 11 198 8| 1.3 0.0 1.3| 7.8 0.0 7.8 3.1 0.60| 1.3 0.8 3000 289 11 200 7| 1.3 0.0 1.3| 9.9 0.0 9.9 3.3 0.66| 1.3 0.9 4000 292 13 212 7| 1.0 0.9 1.8| 18.8 0.0 18.8 4.7 0.67| 1.9 1.2 5000 294 15 231 7| 0.8 1.4 2.1| 26.5 0.0 26.5 5.3 0.56| 2.2 1.2 6000 293 18 247 9| 0.6 1.9 2.5| 28.3 -3.5 24.8 4.1 0.39| 2.5 1.0 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250420.11.gif