UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041511.upa.cvt Date: 1100Z 15 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:1100Z 15 APR 25 Station: BGBW WMO ident: 4270 Latitude: 61.18 Longitude: -45.42 Elevation: 26.00 ------------------------------------------------------------------------------- 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 1017 26 -1.5 -12.5 43 11.0 -4.6 330 3 270.3 270.6 267.6 274.4 1.44 1 980 315 -3.9 -18.9 30 15.0 -7.4 319 3 270.8 271.0 266.9 273.3 0.88 2 952 540 -3.5 -19.5 28 16.0 -7.3 310 2 273.5 273.6 268.6 276.0 0.86 3 915 848 -5.3 -20.3 30 15.0 -8.7 298 2 274.7 274.9 269.4 277.2 0.83 4 908 907 -5.7 -19.7 32 14.0 -8.9 295 2 274.9 275.1 269.6 277.5 0.88 5 857 1351 -9.3 -15.3 62 6.0 -10.8 278 1 275.8 276.0 270.9 279.6 1.36 6 850 1413 -9.5 -17.5 52 8.0 -11.4 275 1 276.2 276.4 270.8 279.5 1.14 7 824 1653 -8.5 -28.5 18 20.0 -12.1 289 1 279.7 279.8 271.8 281.1 0.44 8 806 1825 -8.5 -31.5 14 23.0 -12.4 300 2 281.5 281.5 272.6 282.6 0.34 9 778 2098 -10.3 -28.3 21 18.0 -13.5 316 2 282.4 282.5 273.4 283.9 0.48 10 720 2691 -13.5 -36.5 13 23.0 -16.7 352 3 285.2 285.3 274.5 286.0 0.23 11 700 2905 -13.3 -52.3 2 39.0 -17.0 5 3 287.8 287.8 275.6 287.9 0.04 12 679 3137 -12.5 -57.5 1 45.0 -16.6 360 5 291.2 291.2 277.3 291.3 0.02 13 656 3400 -13.5 -50.5 3 37.0 -17.3 353 6 292.9 292.9 278.2 293.1 0.06 14 639 3599 -15.1 -40.1 10 25.0 -18.3 349 8 293.3 293.3 278.6 293.9 0.18 15 590 4197 -20.3 -37.3 20 17.0 -22.4 335 12 294.0 294.1 279.0 294.9 0.26 16 539 4863 -23.1 -56.1 3 33.0 -25.4 318 17 298.4 298.4 280.7 298.5 0.04 17 524 5069 -24.3 -38.3 26 14.0 -25.9 313 18 299.4 299.4 281.4 300.3 0.27 18 500 5410 -25.9 -40.9 23 15.0 -27.4 305 21 301.5 301.5 282.3 302.2 0.21 19 434 6414 -34.5 -44.5 36 10.0 -35.2 295 34 303.0 303.0 282.8 303.6 0.17 20 424 6577 -35.1 -60.1 6 25.0 -36.1 294 37 304.3 304.3 283.1 304.4 0.03 21 400 6980 -37.3 -55.3 14 18.0 -38.1 290 42 306.5 306.5 284.1 306.7 0.05 22 372 7479 -40.7 -47.7 47 7.0 -41.1 287 54 308.4 308.5 284.9 308.9 0.14 23 358 7740 -41.7 -49.7 42 8.0 -42.1 286 60 310.5 310.5 285.7 310.9 0.11 24 321 8473 -47.1 -55.1 40 8.0 -47.4 282 78 312.9 312.9 286.4 313.1 0.07 25 315 8598 -46.9 -54.9 40 8.0 -47.1 282 81 314.8 314.8 287.1 315.1 0.07 26 300 8920 -49.5 -54.5 56 5.0 -49.7 280 89 315.6 315.6 287.4 315.9 0.08 27 292 9095 -50.7 -55.1 59 4.4 -50.8 280 90 316.3 316.3 287.6 316.6 0.07 28 282 9320 -52.1 -59.2 42 7.2 -52.2 280 91 317.5 317.5 288.0 317.7 0.05 29 279 9388 -52.5 -60.5 37 8.0 -52.7 280 90 317.9 317.9 288.1 318.0 0.04 30 273 9528 -51.7 -74.7 5 23.0 -52.0 280 88 321.0 321.0 289.0 321.0 0.01 31 258 9890 -54.3 -70.3 12 16.0 -54.5 280 82 322.4 322.4 289.5 322.5 0.01 32 250 10090 -54.3 -77.3 4 23.0 -54.5 280 79 325.3 325.3 290.4 325.4 0.00 33 246 10193 -55.1 -78.1 4 23.0 -55.3 280 77 325.6 325.6 290.5 325.7 0.00 34 226 10734 -56.3 -81.3 3 25.0 -56.5 280 68 331.8 331.8 292.2 331.8 0.00 35 224 10791 -55.5 -81.5 3 26.0 -55.7 280 66 333.9 333.9 292.7 333.9 0.00 36 200 11520 -51.9 -83.9 1 32.0 -52.3 285 42 350.6 350.6 296.8 350.6 0.00 37 150 13390 -48.3 -81.3 1 33.0 -49.1 280 29 386.8 386.8 303.3 386.9 0.00 38 101 15975 -51.3 -83.3 1 32.0 -52.1 251 21 427.4 427.4 308.6 427.4 0.00 39 100 16040 -51.5 -83.5 1 32.0 -52.3 250 21 428.2 428.2 308.6 428.2 0.00 40 99 16105 -51.1 -83.1 1 32.0 -52.0 430.2 430.2 308.9 430.2 0.00 TRP 226 10734 -56.3 -81.3 3 25.0 -56.5 280 68 331.8 331.8 292.2 331.8 0.00 WND 282 9320 -52.1 -59.2 42 7.2 -52.2 280 91 317.5 317.5 288.0 317.7 0.05 Sounding variables and indices 1000-500 mb thick: 5252.56 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 20.36 % Est. max temperature: 3.78 C = 38.80 F Sfc-Lift cond lev (LCL): 855.16 mb = 1366.90 m = 4484.52 ft T: -9.35 C 700-500 lapse rate: 5.03 C/km ThetaE index: 1.03 C Layer 980.0- 952.0 mb Conv cond level (CCL): 509.00 mb = 5280.32 m = 17323.66 ft Mean mixing ratio: 0.96 g/kg Conv temperature: 28.97 C = 84.15 F Cap Strength: 20.56 C Lifted Index: 21.95 C Risk: None Lifted Index @300 mb: 28.76 C Lifted Index @700 mb: 13.16 C Showalter Index: 18.44 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 8.40 C K Index: -40.10 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 4.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.01 J/kg Max Up Vert Vel: 6.17 m/s Conv Inhibition (B-): 21372.51 J/kg Cap Strength: 21.45 C Lift Cond Lev (LCL): 768.23 mb = 2194.50 m = 7199.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 6 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 1017 26 330 3 1.5 -2.6 | 169 4 -0.7 3.5 1 850 1413 275 1 1.0 -0.1 | 169 6 -1.2 6.0 2 700 2905 5 3 -0.3 -3.0 | 142 4 -2.4 3.1 3 500 5410 305 21 17.2 -12.0 | 292 16 15.0 -5.9 4 400 6980 290 42 39.5 -14.4 | 283 38 37.3 -8.3 5 300 8920 280 89 87.6 -15.5 | 276 86 85.5 -9.4 6 282 9320 280 91 89.6 -15.8 | 276 88 87.4 -9.7 7 250 10090 280 79 77.8 -13.7 | 276 76 75.6 -7.6 8 226 10734 280 68 67.0 -11.8 | 275 65 64.8 -5.7 9 200 11520 285 42 40.6 -10.9 | 277 39 38.4 -4.8 10 150 13390 280 29 28.6 -5.0 | 268 26 26.4 1.1 11 100 16040 250 21 19.7 7.2 | 233 22 17.5 13.3 Wind Parameters Mean winds (0-6000m): 310.3 at 8.6 knts Storm direction: 340.3 at 6.5 knts Shear (0-3000m) pos: 0.7 neg: 0.4 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -35.1 deg Storm rel helicity (0-3000m) pos: 0.7 neg: -3.6 tot: -2.8 m^2/s^2 ave: -0.9 10^-3 m/s^2 rel: -0.35 Storm rel vorticity (0-3000m) horiz: 1.3 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.56 Bulk Shear: 5.34 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 ------------------------------------------------------------------------------- 500 337 3 162 4| 0.0 1.2 1.2| 0.4 0.0 0.4 0.8 0.33| 1.2 0.4 1000 325 2 168 4| 0.0 1.1 1.1| 0.4 -0.3 0.1 0.1 0.10| 1.1 0.1 1500 316 2 170 5| 0.0 0.8 0.8| 0.5 -0.8 -0.3 -0.2 -0.03| 1.0 -0.0 2000 313 2 170 5| 0.3 0.6 0.9| 0.7 -0.9 -0.2 -0.1 -0.00| 1.0 -0.0 2500 320 2 168 5| 0.4 0.5 0.9| 0.7 -1.9 -1.2 -0.5 -0.16| 1.1 -0.2 3000 334 2 163 4| 0.7 0.4 1.1| 0.7 -3.6 -2.8 -0.9 -0.35| 1.3 -0.4 4000 339 3 162 3| 0.5 0.7 1.2| 0.7 -7.0 -6.3 -1.6 -0.55| 2.0 -1.1 5000 323 6 218 2| 0.4 1.5 1.9| 0.7 -18.2 -17.4 -3.5 -0.53| 2.5 -1.3 6000 310 9 263 4| 0.3 2.3 2.6| 0.7 -32.6 -31.9 -5.3 -0.44| 3.2 -1.4 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250415.11.gif