UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042111.upa.cvt Date: 1100Z 21 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:1100Z 21 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 1014 26 9.2 -8.8 27 18.0 2.5 60 23 281.2 281.6 275.0 286.8 1.93 1 978 319 6.2 -10.8 28 17.0 0.3 67 21 281.1 281.4 274.6 286.1 1.71 2 909 903 1.6 -13.4 32 15.0 -3.1 82 16 282.4 282.6 274.9 286.7 1.49 3 859 1349 -1.5 -15.5 34 14.0 -5.6 93 12 283.7 283.9 275.5 287.7 1.33 4 850 1432 -2.3 -16.3 33 14.0 -6.3 95 11 283.7 284.0 275.3 287.5 1.26 5 781 2096 -8.9 -16.9 52 8.0 -11.0 75 10 283.6 283.8 275.3 287.5 1.30 6 717 2751 -14.7 -18.5 73 3.8 -15.6 56 9 284.2 284.5 275.6 287.9 1.24 7 700 2932 -15.7 -19.0 76 3.3 -16.4 50 9 285.1 285.3 276.0 288.7 1.22 8 654 3440 -19.1 -21.2 83 2.1 -19.5 58 9 286.9 287.0 276.7 290.1 1.08 9 640 3601 -18.7 -23.0 69 4.3 -19.6 61 9 289.1 289.3 277.6 292.0 0.94 10 627 3754 -19.1 -26.1 54 7.0 -20.3 63 9 290.3 290.5 278.0 292.6 0.72 11 590 4203 -21.7 -29.7 48 8.0 -22.9 70 9 292.4 292.5 278.7 294.2 0.55 12 530 4982 -28.1 -32.0 69 3.9 -28.6 83 9 293.8 293.9 279.3 295.4 0.49 13 505 5329 -27.7 -34.7 51 7.0 -28.5 89 9 298.4 298.5 281.2 299.7 0.40 14 500 5400 -28.3 -36.3 46 8.0 -29.2 90 9 298.5 298.6 281.2 299.7 0.34 15 468 5872 -32.1 -38.1 55 6.0 -32.7 105 11 299.5 299.6 281.5 300.6 0.31 16 443 6260 -33.3 -42.3 40 9.0 -34.0 117 13 302.7 302.8 282.8 303.5 0.21 17 421 6617 -36.5 -46.5 35 10.0 -37.1 129 15 303.1 303.1 282.8 303.6 0.14 18 400 6970 -39.9 -47.9 42 8.0 -40.3 140 17 303.1 303.2 282.8 303.6 0.13 19 372 7461 -44.3 -52.3 41 8.0 -44.6 139 20 303.7 303.7 283.0 303.9 0.08 20 300 8870 -54.5 -62.5 37 8.0 -54.6 135 27 308.5 308.5 284.8 308.6 0.03 21 289 9107 -55.9 -65.9 28 10.0 -56.0 130 27 309.8 309.8 285.3 309.9 0.02 22 267 9609 -54.7 -75.7 6 21.0 -54.9 141 19 318.7 318.7 288.3 318.7 0.00 23 250 10030 -52.3 -78.3 3 26.0 -52.6 150 13 328.3 328.3 291.2 328.3 0.00 24 235 10432 -51.7 -83.7 1 32.0 -52.1 150 14 335.1 335.1 293.1 335.1 0.00 25 222 10802 -51.7 -83.7 1 32.0 -52.1 150 14 340.6 340.6 294.4 340.6 0.00 26 209 11194 -52.7 -84.7 1 32.0 -53.1 150 15 344.9 344.9 295.5 344.9 0.00 27 200 11480 -51.3 -83.3 1 32.0 -51.7 150 15 351.5 351.5 297.0 351.5 0.00 28 150 13360 -49.3 -82.3 1 33.0 -50.0 175 9 385.1 385.1 303.1 385.1 0.00 29 101 15964 -47.1 -81.1 1 34.0 -48.3 68 3 435.5 435.5 309.4 435.5 0.01 30 100 16030 -47.3 -80.3 1 33.0 -48.5 65 3 436.3 436.3 309.5 436.4 0.01 31 89 16804 -45.5 -79.5 1 34.0 -47.1 91 4 454.7 454.7 311.3 454.8 0.01 32 78 17678 -49.1 -82.1 1 33.0 -50.4 121 6 464.7 464.7 312.2 464.8 0.01 33 70 18390 -47.9 -80.9 1 33.0 -49.5 145 7 481.9 481.9 313.6 482.0 0.01 34 50 20590 -49.9 -82.9 1 33.0 -51.6 195 7 525.9 525.9 316.6 525.9 0.01 35 38 22381 -51.7 -83.7 1 32.0 -53.5 144 12 564.2 564.2 318.9 564.3 0.01 36 30 23920 -50.9 -82.9 1 32.0 -53.2 100 17 605.9 605.9 320.9 606.0 0.01 37 23 25657 -48.7 -81.7 1 33.0 -52.2 113 13 660.2 660.2 323.1 660.4 0.02 38 20 26570 -51.1 -83.1 1 32.0 -54.2 120 11 679.8 679.8 323.7 679.9 0.02 39 13 29385 -51.5 -83.5 1 32.0 -55.6 108 21 767.5 767.5 326.4 767.7 0.03 40 10 31120 -44.9 -78.9 1 34.0 -52.6 100 27 851.9 852.0 328.4 852.7 0.08 41 7.1 33429 -41.1 -76.1 1 35.0 -52.3 955.3 955.4 330.5 957.3 0.17 TRP 289 9107 -55.9 -65.9 28 10.0 -56.0 130 27 309.8 309.8 285.3 309.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5261.45 m Freezing level: 883.19 mb = 1133.61 m = 3719.14 ft Wetbulb zero: 971.76 mb = 369.81 m = 1213.28 ft Precipitable water: 0.25 inches Sfc-500 mean rel hum: 52.72 % Est. max temperature: 11.56 C = 52.81 F Sfc-Lift cond lev (LCL): 768.73 mb = 2217.09 m = 7273.83 ft T: -9.97 C 700-500 lapse rate: 5.11 C/km ThetaE index: 0.71 C Layer 978.0- 909.0 mb Conv cond level (CCL): 713.55 mb = 2787.11 m = 9143.95 ft Mean mixing ratio: 1.68 g/kg Conv temperature: 12.40 C = 54.32 F Cap Strength: 10.60 C Lifted Index: 10.65 C Risk: None Lifted Index @300 mb: 15.68 C Lifted Index @700 mb: 2.33 C Showalter Index: 9.82 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 26.00 C Cross Totals Index: 12.00 C K Index: 6.40 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 2.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.43 J/kg Max Up Vert Vel: 2.62 m/s Conv Inhibition (B-): 66917.80 J/kg Cap Strength: 10.62 C Lift Cond Lev (LCL): 744.65 mb = 2460.82 m = 8073.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 105 at 8 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 1014 26 60 23 -19.9 -11.5 | 41 18 -11.8 -13.6 1 850 1432 95 11 -11.0 1.0 | 68 3 -2.8 -1.2 2 700 2932 50 9 -6.9 -5.8 | 351 8 1.2 -7.9 3 500 5400 90 9 -9.0 0.0 | 22 2 -0.9 -2.1 4 400 6970 140 17 -10.9 13.0 | 166 11 -2.8 10.9 5 300 8870 135 27 -19.1 19.1 | 147 20 -11.0 17.0 6 289 9107 130 27 -20.7 17.4 | 141 20 -12.6 15.2 7 250 10030 150 13 -6.5 11.3 | 190 9 1.6 9.1 8 200 11480 150 15 -7.5 13.0 | 183 11 0.6 10.9 9 150 13360 175 9 -0.8 9.0 | 227 10 7.3 6.8 10 100 16030 65 3 -2.7 -1.3 | 302 6 5.4 -3.4 11 70 18390 145 7 -4.0 5.7 | 229 5 4.1 3.6 12 50 20590 195 7 1.8 6.8 | 245 11 9.9 4.6 13 30 23920 100 17 -16.7 3.0 | 96 9 -8.6 0.8 14 20 26570 120 11 -9.5 5.5 | 158 4 -1.4 3.4 15 10 31120 100 27 -26.6 4.7 | 98 19 -18.5 2.6 Wind Parameters Mean winds (0-6000m): 74.6 at 11.2 knts Storm direction: 104.6 at 8.4 knts Shear (0-3000m) pos: 2.6 neg: 1.2 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): -48.9 deg Storm rel helicity (0-3000m) pos: 17.0 neg: -8.6 tot: 8.4 m^2/s^2 ave: 2.8 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 16.01 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 58 21 36 17| 6.4 0.0 6.4| 11.4 0.0 11.4 22.7 0.45| 6.4 2.9 1000 66 19 43 13| 6.0 0.0 6.0| 15.9 0.0 15.9 15.9 0.38| 6.1 2.3 1500 72 17 47 11| 5.1 0.0 5.1| 16.8 -0.4 16.3 10.9 0.28| 5.6 1.6 2000 74 15 46 9| 3.8 0.7 4.6| 16.8 -2.9 13.9 6.9 0.11| 5.0 0.6 2500 74 14 42 8| 3.1 1.1 4.2| 16.8 -5.8 11.0 4.4 0.01| 4.5 0.1 3000 72 13 36 8| 2.6 1.2 3.8| 17.0 -8.6 8.4 2.8 -0.05| 4.1 -0.2 4000 70 12 28 7| 2.1 0.9 3.0| 19.1 -8.6 10.5 2.6 0.00| 3.4 0.0 5000 71 11 25 7| 1.9 0.7 2.6| 20.2 -8.6 11.6 2.3 0.04| 3.0 0.1 6000 75 11 28 6| 1.9 0.6 2.5| 23.3 -8.6 14.7 2.5 0.16| 3.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250421.11.gif