UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041911.upa.cvt Date: 1100Z 19 APR 25 Searching for BGDH... Searching the city database file for: BGDH ... Date:1100Z 19 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 -18.5 -25.5 54 7.0 -19.4 295 17 252.6 252.7 252.0 253.9 0.47 1 1027 19 -19.9 -29.9 41 10.0 -20.9 295 17 251.3 251.4 250.6 252.2 0.31 2 998 232 -19.5 -26.5 54 7.0 -20.3 300 17 253.8 253.9 253.0 255.0 0.44 3 989 299 -18.9 -26.9 49 8.0 -19.8 301 17 255.1 255.1 254.0 256.2 0.43 4 972 428 -18.1 -26.1 50 8.0 -19.1 304 17 257.1 257.2 255.8 258.4 0.47 5 970 444 -16.9 -24.9 50 8.0 -18.0 304 17 258.5 258.6 257.1 259.9 0.52 6 912 903 -20.5 -26.5 59 6.0 -21.2 314 17 259.4 259.5 257.7 260.7 0.48 7 865 1293 -22.9 -27.1 68 4.2 -23.4 322 17 260.8 260.9 258.8 262.2 0.48 8 850 1421 -22.7 -27.7 64 5.0 -23.3 325 17 262.4 262.4 260.0 263.7 0.46 9 826 1631 -22.5 -31.5 44 9.0 -23.4 323 18 264.7 264.8 261.5 265.7 0.33 10 790 1957 -24.7 -32.7 47 8.0 -25.5 319 19 265.8 265.8 262.3 266.7 0.31 11 775 2096 -24.7 -32.7 47 8.0 -25.5 318 20 267.2 267.3 263.3 268.2 0.32 12 740 2432 -25.3 -35.3 39 10.0 -26.2 314 21 270.1 270.2 265.3 270.9 0.26 13 718 2651 -26.3 -37.3 35 11.0 -27.2 312 22 271.4 271.4 266.0 272.0 0.22 14 700 2834 -27.5 -38.5 34 11.0 -28.3 310 23 272.0 272.1 266.4 272.6 0.20 15 629 3595 -31.7 -40.7 41 9.0 -32.3 307 33 275.7 275.7 268.8 276.2 0.17 16 577 4200 -34.9 -44.9 35 10.0 -35.4 304 42 278.8 278.8 270.7 279.2 0.12 17 562 4383 -36.1 -46.1 35 10.0 -36.6 303 45 279.5 279.5 271.1 279.9 0.11 18 556 4458 -36.5 -46.5 35 10.0 -37.0 303 46 279.9 279.9 271.3 280.3 0.11 19 524 4868 -36.9 -50.9 22 14.0 -37.5 301 51 284.2 284.2 273.7 284.4 0.07 20 500 5190 -39.1 -53.1 21 14.0 -39.6 300 56 285.4 285.4 274.3 285.6 0.06 21 490 5328 -39.9 -52.9 24 13.0 -40.4 300 57 286.0 286.0 274.7 286.2 0.06 22 482 5441 -40.1 -59.1 11 19.0 -40.6 300 58 287.1 287.1 275.2 287.2 0.03 23 409 6551 -44.3 -64.2 9 19.9 -44.7 300 68 295.5 295.5 279.3 295.6 0.02 24 400 6700 -44.9 -64.9 9 20.0 -45.3 300 66 296.6 296.6 279.8 296.7 0.02 25 388 6903 -45.5 -64.5 10 19.0 -45.9 295 64 298.4 298.4 280.7 298.5 0.02 26 343 7724 -46.3 -74.3 3 28.0 -46.7 295 58 308.1 308.1 284.6 308.1 0.00 27 321 8166 -45.1 -79.1 1 34.0 -45.6 295 55 315.6 315.6 287.3 315.6 0.00 28 300 8620 -43.1 -78.1 1 35.0 -43.8 295 52 324.6 324.6 290.2 324.6 0.00 29 294 8757 -42.7 -77.7 1 35.0 -43.5 295 50 327.1 327.1 290.9 327.1 0.00 30 250 9850 -44.3 -78.3 1 34.0 -45.0 295 38 340.2 340.2 294.4 340.2 0.00 31 217 10802 -42.9 -77.9 1 35.0 -43.9 289 31 356.4 356.4 298.0 356.4 0.00 32 200 11350 -44.3 -78.3 1 34.0 -45.2 285 27 362.6 362.6 299.2 362.6 0.00 33 176 12211 -41.3 -76.3 1 35.0 -42.6 294 22 381.1 381.1 302.4 381.1 0.01 34 175 12249 -41.3 -76.3 1 35.0 -42.6 294 21 381.7 381.7 302.5 381.7 0.01 35 150 13290 -43.1 -78.1 1 35.0 -44.4 305 15 395.8 395.8 304.6 395.8 0.01 36 128 14344 -47.7 -80.7 1 33.0 -48.7 295 15 405.9 405.9 306.0 405.9 0.00 37 119 14828 -43.7 -78.7 1 35.0 -45.2 291 15 421.8 421.8 307.9 421.8 0.01 38 116 14999 -43.7 -78.7 1 35.0 -45.2 289 15 424.9 424.9 308.3 424.9 0.01 39 101 15924 -45.5 -79.5 1 34.0 -47.0 281 15 438.6 438.6 309.7 438.6 0.01 40 100 15990 -45.1 -79.1 1 34.0 -46.6 280 15 440.6 440.6 310.0 440.6 0.01 41 87 16920 -46.7 -80.7 1 34.0 -48.1 266 13 455.3 455.3 311.4 455.3 0.01 42 70 18370 -45.7 -79.7 1 34.0 -47.6 245 11 486.6 486.6 314.0 486.7 0.01 43 56 19856 -45.1 -79.1 1 34.0 -47.6 281 6 520.1 520.1 316.3 520.1 0.01 44 50 20610 -46.1 -80.1 1 34.0 -48.6 300 3 534.8 534.8 317.2 534.9 0.01 45 30 23990 -47.5 -80.5 1 33.0 -50.7 295 13 615.1 615.2 321.3 615.3 0.02 46 20 26660 -48.9 -81.9 1 33.0 -52.7 285 5 686.5 686.5 324.0 686.7 0.02 47 10 31260 -44.5 -78.5 1 34.0 -52.4 280 9 853.4 853.5 328.5 854.3 0.08 48 6.9 33752 -43.3 -78.3 1 35.0 -53.4 954.0 954.0 330.4 955.4 0.13 TRP 388 6903 -45.5 -64.5 10 19.0 -45.9 295 64 298.4 298.4 280.7 298.5 0.02 WND 409 6551 -44.3 -64.2 9 19.9 -44.7 300 68 295.5 295.5 279.3 295.6 0.02 Sounding variables and indices 1000-500 mb thick: 4973.06 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 42.24 % Est. max temperature: -10.65 C = 12.84 F Sfc-Lift cond lev (LCL): 916.07 mb = 870.01 m = 2854.31 ft T: -20.24 C 700-500 lapse rate: 4.92 C/km ThetaE index: 1.73 C Layer 1027.0- 998.0 mb Conv cond level (CCL): 641.76 mb = 3452.43 m = 11326.72 ft Mean mixing ratio: 0.45 g/kg Conv temperature: 4.03 C = 39.26 F Cap Strength: 22.38 C Lifted Index: 22.99 C Risk: None Lifted Index @300 mb: 47.64 C Lifted Index @700 mb: 13.61 C Showalter Index: 17.89 C Risk: None Total Totals Index: 27.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 11.40 C K Index: -22.30 Risk: None Sweat Index: 90.00 Risk: None Energy Index: 4.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.28 J/kg Max Up Vert Vel: 8.40 m/s Conv Inhibition (B-): 90116.06 J/kg Cap Strength: 22.99 C Lift Cond Lev (LCL): 860.65 mb = 1329.76 m = 4362.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 at 24 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 12 295 17 15.4 -7.2 | 198 16 5.0 15.0 1 850 1421 325 17 9.8 -13.9 | 175 8 -0.7 8.3 2 700 2834 310 23 17.6 -14.8 | 224 10 7.2 7.4 3 500 5190 300 56 48.5 -28.0 | 279 39 38.1 -5.8 4 409 6551 300 68 58.9 -34.0 | 284 50 48.5 -11.8 5 400 6700 300 66 57.2 -33.0 | 283 48 46.8 -10.8 6 388 6903 295 64 58.0 -27.0 | 276 48 47.6 -4.9 7 300 8620 295 52 47.1 -22.0 | 270 37 36.7 0.2 8 250 9850 295 38 34.4 -16.1 | 256 25 24.0 6.1 9 200 11350 285 27 26.1 -7.0 | 226 22 15.7 15.2 10 150 13290 305 15 12.3 -8.6 | 188 14 1.9 13.6 11 100 15990 280 15 14.8 -2.6 | 193 20 4.4 19.6 12 70 18370 245 11 10.0 4.6 | 179 27 -0.4 26.8 13 50 20610 300 3 2.6 -1.5 | 159 22 -7.8 20.7 14 30 23990 295 13 11.8 -5.5 | 185 17 1.4 16.7 15 20 26660 285 5 4.8 -1.3 | 165 22 -5.6 20.9 16 10 31260 280 9 8.9 -1.6 | 176 21 -1.5 20.6 Wind Parameters Mean winds (0-6000m): 304.9 at 32.7 knts Storm direction: 334.9 at 24.5 knts Shear (0-3000m) pos: 1.5 neg: 1.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 38.6 deg Storm rel helicity (0-3000m) pos: 22.5 neg: -11.6 tot: 10.9 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.06 Bulk Shear: 33.26 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 ------------------------------------------------------------------------------- 500 299 17 198 15| 3.2 0.0 3.2| 0.0 -2.6 -2.6 -5.3 -0.23| 3.2 -0.7 1000 305 17 196 13| 3.2 0.0 3.2| 0.0 -7.1 -7.1 -7.1 -0.35| 3.2 -1.1 1500 311 17 193 11| 3.0 0.0 3.0| 0.9 -11.6 -10.7 -7.2 -0.40| 3.2 -1.3 2000 314 17 192 10| 2.2 0.7 2.9| 6.5 -11.6 -5.1 -2.6 -0.08| 3.1 -0.3 2500 314 18 195 10| 1.8 1.1 2.9| 12.3 -11.6 0.6 0.3 0.11| 3.1 0.3 3000 313 19 200 10| 1.5 1.7 3.2| 22.5 -11.6 10.9 3.6 0.28| 3.3 0.9 4000 311 22 220 10| 1.1 3.1 4.2| 57.6 -11.6 45.9 11.5 0.42| 4.3 1.8 5000 307 27 243 13| 0.9 3.9 4.8| 81.9 -11.6 70.3 14.1 0.36| 4.9 1.8 6000 305 33 258 17| 0.7 4.1 4.8|111.3 -11.6 99.7 16.6 0.35| 5.0 1.7 Wrote GIF file: /home/apache/climate/data/raob//BGDH/skewt/BGDH.skewt.20250419.11.gif