UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041923.upa.cvt Date: 2300Z 19 APR 25 Searching for BGBW... Searching the city database file for: BGBW ... Date:2300Z 19 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 1007 26 7.0 -9.0 31 16.0 1.3 50 31 279.6 279.9 274.0 285.1 1.92 1 971 318 4.2 -11.8 30 16.0 -1.0 62 28 279.7 280.0 273.6 284.3 1.59 2 916 780 0.2 -12.8 37 13.0 -3.8 81 24 280.3 280.6 273.9 284.8 1.56 3 901 910 0.0 -14.0 34 14.0 -4.3 86 23 281.4 281.7 274.3 285.6 1.43 4 850 1367 -2.7 -14.7 39 12.0 -6.2 105 19 283.3 283.6 275.4 287.6 1.44 5 774 2101 -8.5 -15.5 57 7.0 -10.4 103 18 284.8 285.0 276.2 289.1 1.48 6 700 2872 -13.7 -17.7 72 4.0 -14.7 100 17 287.3 287.6 277.3 291.4 1.36 7 695 2927 -13.7 -18.0 70 4.3 -14.7 101 17 287.9 288.1 277.6 291.9 1.33 8 635 3606 -19.7 -21.4 86 1.7 -20.0 109 18 288.6 288.8 277.6 291.9 1.09 9 586 4197 -24.1 -26.4 81 2.3 -24.5 116 19 290.2 290.3 277.9 292.5 0.75 10 536 4844 -27.7 -31.6 69 3.9 -28.2 124 20 293.4 293.5 279.1 295.0 0.51 11 500 5340 -31.9 -35.3 72 3.4 -32.2 130 21 294.1 294.2 279.3 295.4 0.38 12 444 6168 -38.3 -41.5 72 3.2 -38.5 122 20 296.2 296.3 280.0 297.0 0.23 13 441 6214 -38.1 -41.3 72 3.2 -38.3 122 20 297.1 297.1 280.4 297.9 0.23 14 430 6388 -38.7 -44.7 53 6.0 -39.1 120 20 298.5 298.5 280.9 299.0 0.17 15 421 6533 -39.9 -46.9 47 7.0 -40.2 118 19 298.7 298.8 281.0 299.2 0.13 16 400 6880 -42.9 -50.9 41 8.0 -43.2 115 19 299.2 299.2 281.1 299.6 0.09 17 355 7671 -49.5 -56.5 44 7.0 -49.7 100 14 300.7 300.8 281.7 300.9 0.05 18 330 8146 -52.1 -59.1 43 7.0 -52.2 92 11 303.5 303.5 282.8 303.7 0.04 19 321 8325 -51.3 -62.3 26 11.0 -51.5 88 10 307.0 307.0 284.2 307.1 0.03 20 300 8760 -54.7 -64.7 28 10.0 -54.8 80 7 308.2 308.2 284.7 308.3 0.02 21 293 8911 -55.9 -64.9 32 9.0 -56.0 65 9 308.6 308.6 284.8 308.7 0.02 22 254 9827 -52.5 -73.5 6 21.0 -52.8 132 18 326.5 326.5 290.7 326.6 0.01 23 250 9930 -50.5 -73.5 5 23.0 -50.8 140 19 331.0 331.0 292.0 331.0 0.01 24 238 10253 -47.1 -81.1 1 34.0 -47.7 157 15 340.8 340.8 294.5 340.8 0.00 25 232 10422 -47.9 -80.9 1 33.0 -48.4 165 13 342.1 342.1 294.8 342.1 0.00 26 223 10682 -49.5 -82.5 1 33.0 -50.0 178 10 343.5 343.5 295.1 343.5 0.00 27 219 10801 -49.3 -82.3 1 33.0 -49.8 184 8 345.6 345.6 295.7 345.6 0.00 28 207 11173 -46.7 -80.7 1 34.0 -47.4 203 4 355.3 355.3 297.8 355.3 0.00 29 200 11400 -48.3 -81.3 1 33.0 -48.9 215 1 356.3 356.3 298.0 356.3 0.00 30 190 11738 -49.5 -82.5 1 33.0 -50.0 206 3 359.6 359.6 298.6 359.6 0.00 31 150 13300 -46.7 -80.7 1 34.0 -47.6 165 13 389.6 389.6 303.8 389.6 0.00 32 101 15924 -46.1 -80.1 1 34.0 -47.5 155 13 437.4 437.4 309.6 437.4 0.01 33 100 15990 -45.9 -79.9 1 34.0 -47.3 155 13 439.0 439.0 309.8 439.1 0.01 34 91 16620 -44.9 -78.9 1 34.0 -46.6 134 12 453.0 453.0 311.1 453.1 0.01 35 80 17478 -47.7 -80.7 1 33.0 -49.1 105 10 464.3 464.3 312.1 464.3 0.01 36 70 18360 -48.1 -81.1 1 33.0 -49.7 75 9 481.5 481.5 313.5 481.5 0.01 37 62 19161 -46.1 -80.1 1 34.0 -48.1 122 8 502.9 502.9 315.2 503.0 0.01 38 50 20580 -48.7 -81.7 1 33.0 -50.6 205 5 528.7 528.7 316.8 528.8 0.01 39 30 23920 -51.1 -83.1 1 32.0 -53.4 110 9 605.3 605.3 320.9 605.4 0.01 40 20 26560 -48.9 -81.9 1 33.0 -52.7 70 3 686.5 686.5 324.0 686.7 0.02 41 12 29902 -50.5 -82.5 1 32.0 -55.2 81 9 788.8 788.8 327.0 789.1 0.04 42 10 31100 -46.9 -80.9 1 34.0 -53.7 85 11 844.5 844.5 328.3 845.0 0.06 43 5.3 35387 -38.3 -74.3 1 36.0 -52.6 1051.1 1051.3 332.0 1055.1 0.31 TRP 293 8911 -55.9 -64.9 32 9.0 -56.0 65 9 308.6 308.6 284.8 308.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5258.04 m Freezing level: 901.00 mb = 910.44 m = 2986.96 ft Wetbulb zero: 987.30 mb = 184.47 m = 605.21 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 60.92 % Est. max temperature: 10.47 C = 50.84 F Sfc-Lift cond lev (LCL): 786.42 mb = 1976.14 m = 6483.31 ft T: -7.51 C 700-500 lapse rate: 7.37 C/km ThetaE index: 0.79 C Layer 971.0- 916.0 mb Conv cond level (CCL): 671.09 mb = 3189.81 m = 10465.14 ft Mean mixing ratio: 1.63 g/kg Conv temperature: 15.61 C = 60.11 F Cap Strength: 8.20 C Lifted Index: 8.39 C Risk: None Lifted Index @300 mb: 16.76 C Lifted Index @700 mb: 5.56 C Showalter Index: 6.17 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.20 C Cross Totals Index: 17.20 C K Index: 10.50 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 1.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.97 J/kg Max Up Vert Vel: 2.44 m/s Conv Inhibition (B-): 85813.08 J/kg Cap Strength: 8.35 C Lift Cond Lev (LCL): 757.69 mb = 2264.30 m = 7428.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 134 at 15 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 1007 26 50 31 -23.7 -19.9 | 23 33 -12.8 -30.4 1 850 1367 105 19 -18.4 4.9 | 53 9 -7.4 -5.5 2 700 2872 100 17 -16.7 3.0 | 38 9 -5.8 -7.5 3 500 5340 130 21 -16.1 13.5 | 121 6 -5.1 3.0 4 400 6880 115 19 -17.2 8.0 | 69 7 -6.2 -2.4 5 300 8760 80 7 -6.9 -1.2 | 341 12 4.1 -11.7 6 293 8911 65 9 -8.2 -3.8 | 349 15 2.8 -14.3 7 250 9930 140 19 -12.2 14.6 | 163 4 -1.2 4.1 8 200 11400 215 1 0.6 0.8 | 310 15 11.5 -9.6 9 150 13300 165 13 -3.4 12.6 | 255 8 7.6 2.1 10 100 15990 155 13 -5.5 11.8 | 256 6 5.5 1.3 11 70 18360 75 9 -8.7 -2.3 | 350 13 2.3 -12.8 12 50 20580 205 5 2.1 4.5 | 294 14 13.1 -5.9 13 30 23920 110 9 -8.5 3.1 | 341 8 2.5 -7.4 14 20 26560 70 3 -2.8 -1.0 | 325 14 8.2 -11.5 15 10 31100 85 11 -11.0 -1.0 | 360 11 0.0 -11.4 Wind Parameters Mean winds (0-6000m): 103.6 at 20.2 knts Storm direction: 133.6 at 15.2 knts Shear (0-3000m) pos: 4.4 neg: 0.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 17.7 deg Storm rel helicity (0-3000m) pos: 75.3 neg: -5.9 tot: 69.4 m^2/s^2 ave: 23.1 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 77.23 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 48 29 20 32| 11.5 0.0 11.5| 49.7 0.0 49.7 99.5 0.58| 11.5 6.7 1000 62 27 29 26| 10.5 0.0 10.5| 70.7 0.0 70.7 70.7 0.50| 10.8 5.4 1500 73 24 35 21| 8.7 0.0 8.7| 74.3 -0.5 73.8 49.2 0.42| 9.3 3.9 2000 80 23 38 19| 6.5 0.2 6.7| 74.3 -2.6 71.7 35.9 0.38| 7.2 2.7 2500 84 22 40 17| 5.2 0.3 5.5| 74.3 -4.7 69.7 27.9 0.34| 5.9 2.0 3000 86 21 41 15| 4.4 0.3 4.7| 75.3 -5.9 69.4 23.1 0.32| 5.1 1.7 4000 92 20 43 14| 3.8 0.2 4.0| 82.6 -5.9 76.7 19.2 0.39| 4.4 1.7 5000 98 20 50 12| 3.5 0.2 3.7| 89.6 -5.9 83.7 16.7 0.45| 4.0 1.8 6000 104 20 57 10| 3.0 0.3 3.2| 91.8 -9.7 82.1 13.7 0.39| 3.6 1.4 Wrote GIF file: /home/apache/climate/data/raob//BGBW/skewt/BGBW.skewt.20250419.23.gif